OPENDJ-1550: Replace SDK Function with Function from forgerock-util * org.f...

Gaetan Boismal

14.10.2014 85b14ce6e1dc7ddaa0669ff881a17c5b0e17b9f4

OPENDJ-1550: Replace SDK Function with Function from forgerock-util
* org.forgerock.opendj.ldap.Function
** Removed
* All impacted classes are now using org.forgerock.util.promise.Function

 opendj-core/clirr-ignored-api-changes.xml

@@ -339,4 +339,48 @@
    <differenceType>8001</differenceType>
    <justification>OPENDJ-1536 Rename FutureResult and ErrorResultException classes hierarchy in the SDK to enhance code consistency</justification>
  </difference>
  <difference>
    <className>org/forgerock/opendj/ldap/Functions</className>
    <differenceType>7002</differenceType>
    <method>*composeFirstP(*)</method>
    <justification>OPENDJ-1550 Replace SDK Function with Function from forgerock-util</justification>
  </difference>
  <difference>
    <className>org/forgerock/opendj/ldap/Functions</className>
    <differenceType>7002</differenceType>
    <method>*composeSecondP(*)</method>
    <justification>OPENDJ-1550 Replace SDK Function with Function from forgerock-util</justification>
  </difference>
  <difference>
    <className>org/forgerock/opendj/ldap/Functions</className>
    <differenceType>7002</differenceType>
    <method>*fixedFunction(*)</method>
    <justification>OPENDJ-1550 Replace SDK Function with Function from forgerock-util</justification>
  </difference>
  <difference>
    <className>org/forgerock/opendj/ldap/Function</className>
    <differenceType>8001</differenceType>
    <justification>OPENDJ-1550 Replace SDK Function with Function from forgerock-util</justification>
  </difference>
  <difference>
    <className>org/forgerock/opendj/ldap/AttributeParser</className>
    <differenceType>7005</differenceType>
    <method>*as*(org.forgerock.opendj.ldap.Function*)</method>
    <to>*as*(org.forgerock.util.promise.Function*)</to>
    <justification>OPENDJ-1550 Replace SDK Function with Function from forgerock-util</justification>
  </difference>
  <difference>
    <className>org/forgerock/opendj/ldap/Functions</className>
    <differenceType>7005</differenceType>
    <method>*compose(org.forgerock.opendj.ldap.Function, org.forgerock.opendj.ldap.Function)</method>
    <to>*compose(org.forgerock.util.promise.Function, org.forgerock.util.promise.Function)</to>
    <justification>OPENDJ-1550 Replace SDK Function with Function from forgerock-util</justification>
  </difference>
  <difference>
    <className>org/forgerock/opendj/ldap/Functions</className>
    <differenceType>7006</differenceType>
    <method>*</method>
    <to>org.forgerock.util.promise.Function</to>
    <justification>OPENDJ-1550 Replace SDK Function with Function from forgerock-util</justification>
  </difference>
</differences>

 opendj-core/src/main/java/com/forgerock/opendj/util/Collections2.java

@@ -22,8 +22,8 @@
 *
 *
 *      Copyright 2009-2010 Sun Microsystems, Inc.
 *      Portions Copyright 2014 ForgeRock AS.
 */

package com.forgerock.opendj.util;

import java.util.AbstractCollection;
@@ -32,87 +32,69 @@
import java.util.List;
import java.util.ListIterator;

import org.forgerock.opendj.ldap.Function;
import org.forgerock.util.promise.Function;
import org.forgerock.util.promise.NeverThrowsException;

/**
 * Additional {@code Collection} based utility methods.
 */
public final class Collections2 {
    private static class TransformedCollection<M, N, P, C extends Collection<M>> extends
    private static class TransformedCollection<M, N, C extends Collection<M>> extends
            AbstractCollection<N> implements Collection<N> {

        protected final C collection;

        protected final Function<? super M, ? extends N, P> funcMtoN;
        protected final Function<? super M, ? extends N, NeverThrowsException> funcMtoN;

        protected final Function<? super N, ? extends M, P> funcNtoM;

        protected final P p;
        protected final Function<? super N, ? extends M, NeverThrowsException> funcNtoM;

        protected TransformedCollection(final C collection,
                final Function<? super M, ? extends N, P> funcMtoN,
                final Function<? super N, ? extends M, P> funcNtoM, final P p) {
                final Function<? super M, ? extends N, NeverThrowsException> funcMtoN,
                final Function<? super N, ? extends M, NeverThrowsException> funcNtoM) {
            this.collection = collection;
            this.funcMtoN = funcMtoN;
            this.funcNtoM = funcNtoM;
            this.p = p;
        }

        /**
         * {@inheritDoc}
         */
        /** {@inheritDoc} */
        @Override
        public boolean add(final N e) {
            return collection.add(funcNtoM.apply(e, p));
            return collection.add(funcNtoM.apply(e));
        }

        /**
         * {@inheritDoc}
         */
        /** {@inheritDoc} */
        @Override
        public void clear() {
            collection.clear();
        }

        /**
         * {@inheritDoc}
         */
        /** {@inheritDoc} */
        @Override
        @SuppressWarnings("unchecked")
        public boolean contains(final Object o) {
            final N tmp = (N) o;
            return collection.contains(funcNtoM.apply(tmp, p));
            return collection.contains(funcNtoM.apply((N) o));
        }

        /**
         * {@inheritDoc}
         */
        /** {@inheritDoc} */
        @Override
        public boolean isEmpty() {
            return collection.isEmpty();
        }

        /**
         * {@inheritDoc}
         */
        /** {@inheritDoc} */
        @Override
        public Iterator<N> iterator() {
            return Iterators.transformedIterator(collection.iterator(), funcMtoN, p);
            return Iterators.transformedIterator(collection.iterator(), funcMtoN);
        }

        /**
         * {@inheritDoc}
         */
        /** {@inheritDoc} */
        @Override
        @SuppressWarnings("unchecked")
        public boolean remove(final Object o) {
            final N tmp = (N) o;
            return collection.remove(funcNtoM.apply(tmp, p));
            return collection.remove(funcNtoM.apply((N) o));
        }

        /**
         * {@inheritDoc}
         */
        /** {@inheritDoc} */
        @Override
        public int size() {
            return collection.size();
@@ -120,26 +102,22 @@

    }

    private static final class TransformedList<M, N, P> extends
            TransformedCollection<M, N, P, List<M>> implements List<N> {
    private static final class TransformedList<M, N> extends
            TransformedCollection<M, N, List<M>> implements List<N> {

        private TransformedList(final List<M> list,
                final Function<? super M, ? extends N, P> funcMtoN,
                final Function<? super N, ? extends M, P> funcNtoM, final P p) {
            super(list, funcMtoN, funcNtoM, p);
                final Function<? super M, ? extends N, NeverThrowsException> funcMtoN,
                final Function<? super N, ? extends M, NeverThrowsException> funcNtoM) {
            super(list, funcMtoN, funcNtoM);
        }

        /**
         * {@inheritDoc}
         */
        /** {@inheritDoc} */
        @Override
        public void add(final int index, final N element) {
            collection.add(index, funcNtoM.apply(element, p));
            collection.add(index, funcNtoM.apply(element));
        }

        /**
         * {@inheritDoc}
         */
        /** {@inheritDoc} */
        @Override
        public boolean addAll(final int index, final Collection<? extends N> c) {
            // We cannot transform c here due to type-safety.
@@ -150,45 +128,33 @@
            return result;
        }

        /**
         * {@inheritDoc}
         */
        /** {@inheritDoc} */
        @Override
        public N get(final int index) {
            return funcMtoN.apply(collection.get(index), p);
            return funcMtoN.apply(collection.get(index));
        }

        /**
         * {@inheritDoc}
         */
        /** {@inheritDoc} */
        @Override
        @SuppressWarnings("unchecked")
        public int indexOf(final Object o) {
            final N tmp = (N) o;
            return collection.indexOf(funcNtoM.apply(tmp, p));
            return collection.indexOf(funcNtoM.apply((N) o));
        }

        /**
         * {@inheritDoc}
         */
        /** {@inheritDoc} */
        @Override
        @SuppressWarnings("unchecked")
        public int lastIndexOf(final Object o) {
            final N tmp = (N) o;
            return collection.lastIndexOf(funcNtoM.apply(tmp, p));
            return collection.lastIndexOf(funcNtoM.apply((N) o));
        }

        /**
         * {@inheritDoc}
         */
        /** {@inheritDoc} */
        @Override
        public ListIterator<N> listIterator() {
            return listIterator(0);
        }

        /**
         * {@inheritDoc}
         */
        /** {@inheritDoc} */
        @Override
        public ListIterator<N> listIterator(final int index) {
            final ListIterator<M> iterator = collection.listIterator(index);
@@ -196,7 +162,7 @@

                @Override
                public void add(final N e) {
                    iterator.add(funcNtoM.apply(e, p));
                    iterator.add(funcNtoM.apply(e));
                }

                @Override
@@ -211,7 +177,7 @@

                @Override
                public N next() {
                    return funcMtoN.apply(iterator.next(), p);
                    return funcMtoN.apply(iterator.next());
                }

                @Override
@@ -221,7 +187,7 @@

                @Override
                public N previous() {
                    return funcMtoN.apply(iterator.previous(), p);
                    return funcMtoN.apply(iterator.previous());
                }

                @Override
@@ -236,36 +202,30 @@

                @Override
                public void set(final N e) {
                    iterator.set(funcNtoM.apply(e, p));
                    iterator.set(funcNtoM.apply(e));
                }

            };
        }

        /**
         * {@inheritDoc}
         */
        /** {@inheritDoc} */
        @Override
        public N remove(final int index) {
            return funcMtoN.apply(collection.remove(index), p);
            return funcMtoN.apply(collection.remove(index));
        }

        /**
         * {@inheritDoc}
         */
        /** {@inheritDoc} */
        @Override
        public N set(final int index, final N element) {
            final M result = collection.set(index, funcNtoM.apply(element, p));
            return funcMtoN.apply(result, p);
            final M result = collection.set(index, funcNtoM.apply(element));
            return funcMtoN.apply(result);
        }

        /**
         * {@inheritDoc}
         */
        /** {@inheritDoc} */
        @Override
        public List<N> subList(final int fromIndex, final int toIndex) {
            final List<M> subList = collection.subList(fromIndex, toIndex);
            return new TransformedList<M, N, P>(subList, funcMtoN, funcNtoM, p);
            return new TransformedList<M, N>(subList, funcMtoN, funcNtoM);
        }

    }
@@ -279,40 +239,6 @@
     *            The type of elements contained in {@code collection}.
     * @param <N>
     *            The type of elements contained in the returned collection.
     * @param <P>
     *            The type of the additional parameter to the function's
     *            {@code apply} method. Use {@link java.lang.Void} for functions
     *            that do not need an additional parameter.
     * @param collection
     *            The collection to be transformed.
     * @param funcMtoN
     *            A function which maps values of type {@code M} to values of
     *            type {@code N}. This function will be used when retrieving
     *            values from {@code collection}.
     * @param funcNtoM
     *            A function which maps values of type {@code N} to values of
     *            type {@code M}. This function will be used when performing
     *            queries and adding values to {@code collection} .
     * @param p
     *            A predicate specified parameter.
     * @return A view of {@code collection} whose values have been mapped to
     *         elements of type {@code N} using {@code funcMtoN}.
     */
    public static <M, N, P> Collection<N> transformedCollection(final Collection<M> collection,
            final Function<? super M, ? extends N, P> funcMtoN,
            final Function<? super N, ? extends M, P> funcNtoM, final P p) {
        return new TransformedCollection<M, N, P, Collection<M>>(collection, funcMtoN, funcNtoM, p);
    }

    /**
     * Returns a view of {@code collection} whose values have been mapped to
     * elements of type {@code N} using {@code funcMtoN}. The returned
     * collection supports all operations.
     *
     * @param <M>
     *            The type of elements contained in {@code collection}.
     * @param <N>
     *            The type of elements contained in the returned collection.
     * @param collection
     *            The collection to be transformed.
     * @param funcMtoN
@@ -327,44 +253,9 @@
     *         elements of type {@code N} using {@code funcMtoN}.
     */
    public static <M, N> Collection<N> transformedCollection(final Collection<M> collection,
            final Function<? super M, ? extends N, Void> funcMtoN,
            final Function<? super N, ? extends M, Void> funcNtoM) {
        return new TransformedCollection<M, N, Void, Collection<M>>(collection, funcMtoN, funcNtoM,
                null);
    }

    /**
     * Returns a view of {@code list} whose values have been mapped to elements
     * of type {@code N} using {@code funcMtoN}. The returned list supports all
     * operations.
     *
     * @param <M>
     *            The type of elements contained in {@code list}.
     * @param <N>
     *            The type of elements contained in the returned list.
     * @param <P>
     *            The type of the additional parameter to the function's
     *            {@code apply} method. Use {@link java.lang.Void} for functions
     *            that do not need an additional parameter.
     * @param list
     *            The list to be transformed.
     * @param funcMtoN
     *            A function which maps values of type {@code M} to values of
     *            type {@code N}. This function will be used when retrieving
     *            values from {@code list}.
     * @param funcNtoM
     *            A function which maps values of type {@code N} to values of
     *            type {@code M}. This function will be used when performing
     *            queries and adding values to {@code list} .
     * @param p
     *            A predicate specified parameter.
     * @return A view of {@code list} whose values have been mapped to elements
     *         of type {@code N} using {@code funcMtoN}.
     */
    public static <M, N, P> List<N> transformedList(final List<M> list,
            final Function<? super M, ? extends N, P> funcMtoN,
            final Function<? super N, ? extends M, P> funcNtoM, final P p) {
        return new TransformedList<M, N, P>(list, funcMtoN, funcNtoM, p);
            final Function<? super M, ? extends N, NeverThrowsException> funcMtoN,
            final Function<? super N, ? extends M, NeverThrowsException> funcNtoM) {
        return new TransformedCollection<M, N, Collection<M>>(collection, funcMtoN, funcNtoM);
    }

    /**
@@ -390,12 +281,12 @@
     *         of type {@code N} using {@code funcMtoN}.
     */
    public static <M, N> List<N> transformedList(final List<M> list,
            final Function<? super M, ? extends N, Void> funcMtoN,
            final Function<? super N, ? extends M, Void> funcNtoM) {
        return new TransformedList<M, N, Void>(list, funcMtoN, funcNtoM, null);
            final Function<? super M, ? extends N, NeverThrowsException> funcMtoN,
            final Function<? super N, ? extends M, NeverThrowsException> funcNtoM) {
        return new TransformedList<M, N>(list, funcMtoN, funcNtoM);
    }

    // Prevent instantiation
    /** Prevent instantiation. */
    private Collections2() {
        // Do nothing.
    }

 opendj-core/src/main/java/com/forgerock/opendj/util/Iterables.java

@@ -22,15 +22,15 @@
 *
 *
 *      Copyright 2009-2010 Sun Microsystems, Inc.
 *      Portions copyright 2013 ForgeRock AS.
 *      Portions copyright 2013-2014 ForgeRock AS.
 */

package com.forgerock.opendj.util;

import java.util.Collection;
import java.util.Iterator;

import org.forgerock.opendj.ldap.Function;
import org.forgerock.util.promise.Function;
import org.forgerock.util.promise.NeverThrowsException;

/**
 * Utility methods for manipulating {@link Iterable}s.
@@ -97,22 +97,20 @@
        }
    }

    private static final class TransformedIterable<M, N, P> extends AbstractIterable<N> {
        private final Function<? super M, ? extends N, P> function;
    private static final class TransformedIterable<M, N> extends AbstractIterable<N> {
        private final Function<? super M, ? extends N, NeverThrowsException> function;
        private final Iterable<M> iterable;
        private final P parameter;

        // Constructed via factory methods.
        private TransformedIterable(final Iterable<M> iterable,
                final Function<? super M, ? extends N, P> function, final P p) {
                final Function<? super M, ? extends N, NeverThrowsException> function) {
            this.iterable = iterable;
            this.function = function;
            this.parameter = p;
        }

        @Override
        public Iterator<N> iterator() {
            return Iterators.transformedIterator(iterable.iterator(), function, parameter);
            return Iterators.transformedIterator(iterable.iterator(), function);
        }
    }

@@ -300,34 +298,6 @@
     *            The type of elements contained in {@code iterable}.
     * @param <N>
     *            The type of elements contained in the returned iterable.
     * @param <P>
     *            The type of the additional parameter to the function's
     *            {@code apply} method. Use {@link java.lang.Void} for functions
     *            that do not need an additional parameter.
     * @param iterable
     *            The iterable to be transformed.
     * @param function
     *            The function.
     * @param p
     *            A predicate specified parameter.
     * @return A view of {@code iterable} whose values have been mapped to
     *         elements of type {@code N} using {@code function}.
     */
    public static <M, N, P> Iterable<N> transformedIterable(final Iterable<M> iterable,
            final Function<? super M, ? extends N, P> function, final P p) {
        return new TransformedIterable<M, N, P>(iterable, function, p);
    }

    /**
     * Returns a view of {@code iterable} whose values have been mapped to
     * elements of type {@code N} using {@code function}. The returned
     * iterable's iterator supports element removal via the {@code remove()}
     * method subject to any constraints imposed by {@code iterable}.
     *
     * @param <M>
     *            The type of elements contained in {@code iterable}.
     * @param <N>
     *            The type of elements contained in the returned iterable.
     * @param iterable
     *            The iterable to be transformed.
     * @param function
@@ -336,8 +306,8 @@
     *         elements of type {@code N} using {@code function}.
     */
    public static <M, N> Iterable<N> transformedIterable(final Iterable<M> iterable,
            final Function<? super M, ? extends N, Void> function) {
        return new TransformedIterable<M, N, Void>(iterable, function, null);
            final Function<? super M, ? extends N, NeverThrowsException> function) {
        return new TransformedIterable<M, N>(iterable, function);
    }

    /**

 opendj-core/src/main/java/com/forgerock/opendj/util/Iterators.java

@@ -22,6 +22,7 @@
 *
 *
 *      Copyright 2009-2010 Sun Microsystems, Inc.
 *      Portions Copyright 2014 ForgeRock AS.
 */

package com.forgerock.opendj.util;
@@ -29,7 +30,8 @@
import java.util.Iterator;
import java.util.NoSuchElementException;

import org.forgerock.opendj.ldap.Function;
import org.forgerock.util.promise.Function;
import org.forgerock.util.promise.NeverThrowsException;

/**
 * Utility methods for manipulating {@link Iterator}s.
@@ -39,21 +41,17 @@
        private int i = 0;
        private final M[] a;

        // Constructed via factory methods.
        /** Constructed via factory methods. */
        private ArrayIterator(final M[] a) {
            this.a = a;
        }

        /**
         * {@inheritDoc}
         */
        /** {@inheritDoc} */
        public boolean hasNext() {
            return i < a.length;
        }

        /**
         * {@inheritDoc}
         */
        /** {@inheritDoc} */
        public M next() {
            if (hasNext()) {
                return a[i++];
@@ -62,9 +60,7 @@
            }
        }

        /**
         * {@inheritDoc}
         */
        /** {@inheritDoc} */
        public void remove() {
            throw new UnsupportedOperationException();
        }
@@ -72,23 +68,17 @@
    }

    private static final class EmptyIterator<M> implements Iterator<M> {
        /**
         * {@inheritDoc}
         */
        /** {@inheritDoc} */
        public boolean hasNext() {
            return false;
        }

        /**
         * {@inheritDoc}
         */
        /** {@inheritDoc} */
        public M next() {
            throw new NoSuchElementException();
        }

        /**
         * {@inheritDoc}
         */
        /** {@inheritDoc} */
        public void remove() {
            throw new UnsupportedOperationException();
        }
@@ -103,7 +93,7 @@
        private final P parameter;
        private final Predicate<? super M, P> predicate;

        // Constructed via factory methods.
        /** Constructed via factory methods. */
        private FilteredIterator(final Iterator<M> iterator,
                final Predicate<? super M, P> predicate, final P p) {
            this.iterator = iterator;
@@ -111,9 +101,7 @@
            this.parameter = p;
        }

        /**
         * {@inheritDoc}
         */
        /** {@inheritDoc} */
        public boolean hasNext() {
            if (hasNextMustIterate) {
                hasNextMustIterate = false;
@@ -130,9 +118,7 @@
            }
        }

        /**
         * {@inheritDoc}
         */
        /** {@inheritDoc} */
        public M next() {
            if (!hasNext()) {
                throw new NoSuchElementException();
@@ -141,9 +127,7 @@
            return next;
        }

        /**
         * {@inheritDoc}
         */
        /** {@inheritDoc} */
        public void remove() {
            iterator.remove();
        }
@@ -153,21 +137,17 @@
    private static final class SingletonIterator<M> implements Iterator<M> {
        private M value;

        // Constructed via factory methods.
        /** Constructed via factory methods. */
        private SingletonIterator(final M value) {
            this.value = value;
        }

        /**
         * {@inheritDoc}
         */
        /** {@inheritDoc} */
        public boolean hasNext() {
            return value != null;
        }

        /**
         * {@inheritDoc}
         */
        /** {@inheritDoc} */
        public M next() {
            if (value != null) {
                final M tmp = value;
@@ -178,46 +158,36 @@
            }
        }

        /**
         * {@inheritDoc}
         */
        /** {@inheritDoc} */
        public void remove() {
            throw new UnsupportedOperationException();
        }

    }

    private static final class TransformedIterator<M, N, P> implements Iterator<N> {
    private static final class TransformedIterator<M, N> implements Iterator<N> {

        private final Function<? super M, ? extends N, P> function;
        private final Function<? super M, ? extends N, NeverThrowsException> function;
        private final Iterator<M> iterator;
        private final P parameter;

        // Constructed via factory methods.
        /** Constructed via factory methods. */
        private TransformedIterator(final Iterator<M> iterator,
                final Function<? super M, ? extends N, P> function, final P p) {
                final Function<? super M, ? extends N, NeverThrowsException> function) {
            this.iterator = iterator;
            this.function = function;
            this.parameter = p;
        }

        /**
         * {@inheritDoc}
         */
        /** {@inheritDoc} */
        public boolean hasNext() {
            return iterator.hasNext();
        }

        /**
         * {@inheritDoc}
         */
        /** {@inheritDoc} */
        public N next() {
            return function.apply(iterator.next(), parameter);
            return function.apply(iterator.next());
        }

        /**
         * {@inheritDoc}
         */
        /** {@inheritDoc} */
        public void remove() {
            iterator.remove();
        }
@@ -231,23 +201,17 @@
            this.iterator = iterator;
        }

        /**
         * {@inheritDoc}
         */
        /** {@inheritDoc} */
        public boolean hasNext() {
            return iterator.hasNext();
        }

        /**
         * {@inheritDoc}
         */
        /** {@inheritDoc} */
        public M next() {
            return iterator.next();
        }

        /**
         * {@inheritDoc}
         */
        /** {@inheritDoc} */
        public void remove() {
            throw new UnsupportedOperationException();
        }
@@ -353,34 +317,6 @@
     *            The type of elements contained in {@code iterator}.
     * @param <N>
     *            The type of elements contained in the returned iterator.
     * @param <P>
     *            The type of the additional parameter to the function's
     *            {@code apply} method. Use {@link java.lang.Void} for functions
     *            that do not need an additional parameter.
     * @param iterator
     *            The iterator to be transformed.
     * @param function
     *            The function.
     * @param p
     *            A predicate specified parameter.
     * @return A view of {@code iterator} whose values have been mapped to
     *         elements of type {@code N} using {@code function}.
     */
    public static <M, N, P> Iterator<N> transformedIterator(final Iterator<M> iterator,
            final Function<? super M, ? extends N, P> function, final P p) {
        return new TransformedIterator<M, N, P>(iterator, function, p);
    }

    /**
     * Returns a view of {@code iterator} whose values have been mapped to
     * elements of type {@code N} using {@code function}. The returned iterator
     * supports element removal via the {@code remove()} method subject to any
     * constraints imposed by {@code iterator}.
     *
     * @param <M>
     *            The type of elements contained in {@code iterator}.
     * @param <N>
     *            The type of elements contained in the returned iterator.
     * @param iterator
     *            The iterator to be transformed.
     * @param function
@@ -389,8 +325,8 @@
     *         elements of type {@code N} using {@code function}.
     */
    public static <M, N> Iterator<N> transformedIterator(final Iterator<M> iterator,
            final Function<? super M, ? extends N, Void> function) {
        return new TransformedIterator<M, N, Void>(iterator, function, null);
            final Function<? super M, ? extends N, NeverThrowsException> function) {
        return new TransformedIterator<M, N>(iterator, function);
    }

    /**
@@ -410,7 +346,7 @@
        return new UnmodifiableIterator<M>(iterator);
    }

    // Prevent instantiation
    /** Prevent instantiation. */
    private Iterators() {
        // Do nothing.
    }

 opendj-core/src/main/java/org/forgerock/opendj/ldap/AttributeParser.java

@@ -21,13 +21,10 @@
 * CDDL HEADER END
 *
 *
 *      Copyright 2012 ForgeRock AS.
 *      Copyright 2012-2014 ForgeRock AS.
 */

package org.forgerock.opendj.ldap;

import static com.forgerock.opendj.util.Collections2.transformedCollection;

import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
@@ -36,6 +33,10 @@
import java.util.Set;

import org.forgerock.opendj.ldap.schema.Schema;
import org.forgerock.util.promise.Function;
import org.forgerock.util.promise.NeverThrowsException;

import static com.forgerock.opendj.util.Collections2.*;

/**
 * A fluent API for parsing attributes as different types of object. An
@@ -105,7 +106,7 @@
     *            The function which should be used to decode the value.
     * @return The first value decoded as a {@code T}.
     */
    public <T> T as(final Function<ByteString, ? extends T, Void> f) {
    public <T> T as(final Function<ByteString, ? extends T, NeverThrowsException> f) {
        return as(f, null);
    }

@@ -122,9 +123,9 @@
     *            The default value to return if the attribute is empty.
     * @return The first value decoded as a {@code T}.
     */
    public <T> T as(final Function<ByteString, ? extends T, Void> f, final T defaultValue) {
    public <T> T as(final Function<ByteString, ? extends T, NeverThrowsException> f, final T defaultValue) {
        if (!isEmpty(attribute)) {
            return f.apply(attribute.firstValue(), null);
            return f.apply(attribute.firstValue());
        } else {
            return defaultValue;
        }
@@ -329,12 +330,12 @@
     *            The default values to return if the attribute is empty.
     * @return The values decoded as a set of {@code T}s.
     */
    public <T> Set<T> asSetOf(final Function<ByteString, ? extends T, Void> f,
    public <T> Set<T> asSetOf(final Function<ByteString, ? extends T, NeverThrowsException> f,
            final Collection<? extends T> defaultValues) {
        if (!isEmpty(attribute)) {
            final LinkedHashSet<T> result = new LinkedHashSet<T>(attribute.size());
            for (final ByteString b : attribute) {
                result.add(f.apply(b, null));
                result.add(f.apply(b));
            }
            return result;
        } else if (defaultValues != null) {
@@ -357,7 +358,7 @@
     *            The default values to return if the attribute is empty.
     * @return The values decoded as a set of {@code T}s.
     */
    public <T> Set<T> asSetOf(final Function<ByteString, ? extends T, Void> f,
    public <T> Set<T> asSetOf(final Function<ByteString, ? extends T, NeverThrowsException> f,
            final T... defaultValues) {
        return asSetOf(f, Arrays.asList(defaultValues));
    }

 opendj-core/src/main/java/org/forgerock/opendj/ldap/Entries.java

@@ -24,13 +24,8 @@
 *      Copyright 2010 Sun Microsystems, Inc.
 *      Portions Copyright 2011-2014 ForgeRock AS
 */

package org.forgerock.opendj.ldap;

import static com.forgerock.opendj.ldap.CoreMessages.*;
import static org.forgerock.opendj.ldap.AttributeDescription.objectClass;
import static org.forgerock.opendj.ldap.LdapException.newLdapException;

import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
@@ -53,9 +48,16 @@
import org.forgerock.opendj.ldap.schema.UnknownSchemaElementException;
import org.forgerock.opendj.ldif.LDIF;
import org.forgerock.util.Reject;
import org.forgerock.util.promise.Function;
import org.forgerock.util.promise.NeverThrowsException;

import com.forgerock.opendj.util.Iterables;

import static org.forgerock.opendj.ldap.AttributeDescription.*;
import static org.forgerock.opendj.ldap.LdapException.*;

import static com.forgerock.opendj.ldap.CoreMessages.*;

/**
 * This class contains methods for creating and manipulating entries.
 *
@@ -407,11 +409,10 @@
    private static final AttributeFilter USER_ATTRIBUTES_ONLY_FILTER = new AttributeFilter();
    private static final DiffOptions DEFAULT_DIFF_OPTIONS = new DiffOptions();

    private static final Function<Attribute, Attribute, Void> UNMODIFIABLE_ATTRIBUTE_FUNCTION =
            new Function<Attribute, Attribute, Void>() {

    private static final Function<Attribute, Attribute, NeverThrowsException> UNMODIFIABLE_ATTRIBUTE_FUNCTION =
            new Function<Attribute, Attribute, NeverThrowsException>() {
                @Override
                public Attribute apply(final Attribute value, final Void p) {
                public Attribute apply(final Attribute value) {
                    return Attributes.unmodifiableAttribute(value);
                }


 opendj-core/src/main/java/org/forgerock/opendj/ldap/Function.java

File was deleted

 opendj-core/src/main/java/org/forgerock/opendj/ldap/Functions.java

@@ -22,21 +22,22 @@
 *
 *
 *      Copyright 2009-2010 Sun Microsystems, Inc.
 *      Portions copyright 2012 ForgeRock AS.
 *      Portions copyright 2012-2014 ForgeRock AS.
 */

package org.forgerock.opendj.ldap;

import static com.forgerock.opendj.ldap.CoreMessages.FUNCTIONS_TO_INTEGER_FAIL;
import static com.forgerock.opendj.ldap.CoreMessages.FUNCTIONS_TO_LONG_FAIL;
import static com.forgerock.opendj.ldap.CoreMessages.WARN_ATTR_SYNTAX_ILLEGAL_BOOLEAN;

import org.forgerock.i18n.LocalizableMessage;
import org.forgerock.i18n.LocalizedIllegalArgumentException;
import org.forgerock.opendj.ldap.schema.Schema;
import org.forgerock.util.promise.Function;
import org.forgerock.util.promise.NeverThrowsException;

import com.forgerock.opendj.util.StaticUtils;

import static org.forgerock.opendj.ldap.schema.Schema.*;

import static com.forgerock.opendj.ldap.CoreMessages.*;

/**
 * Common {@link Function} implementations which may be used when parsing
 * attributes.
@@ -47,63 +48,37 @@
 */
public final class Functions {

    private static final class FixedFunction<M, N, P> implements Function<M, N, Void> {
        private final Function<M, N, P> function;

        private final P parameter;

        private FixedFunction(final Function<M, N, P> function, final P p) {
            this.function = function;
            this.parameter = p;
        }

        /**
         * {@inheritDoc}
         */
        public N apply(final M value, final Void p) {
            return function.apply(value, parameter);
        }

    }

    private static final Function<ByteString, String, Void> BYTESTRING_TO_STRING =
            new Function<ByteString, String, Void>() {
                public String apply(final ByteString value, final Void p) {
    private static final Function<ByteString, String, NeverThrowsException> BYTESTRING_TO_STRING =
            new Function<ByteString, String, NeverThrowsException>() {
                public String apply(final ByteString value) {
                    return value.toString();
                }
            };

    private static final Function<Object, Object, Void> IDENTITY =
            new Function<Object, Object, Void>() {
                public Object apply(final Object value, final Void p) {
    private static final Function<Object, Object, NeverThrowsException> IDENTITY =
            new Function<Object, Object, NeverThrowsException>() {
                public Object apply(final Object value) {
                    return value;
                }
            };

    private static final Function<String, String, Void> NORMALIZE_STRING =
            new Function<String, String, Void>() {
                public String apply(final String value, final Void p) {
    private static final Function<String, String, NeverThrowsException> NORMALIZE_STRING =
            new Function<String, String, NeverThrowsException>() {
                public String apply(final String value) {
                    return StaticUtils.toLowerCase(value).trim();
                }
            };

    private static final Function<Object, ByteString, Void> OBJECT_TO_BYTESTRING =
            new Function<Object, ByteString, Void>() {
                public ByteString apply(final Object value, final Void p) {
    private static final Function<Object, ByteString, NeverThrowsException> OBJECT_TO_BYTESTRING =
            new Function<Object, ByteString, NeverThrowsException>() {
                public ByteString apply(final Object value) {
                    return ByteString.valueOf(value);
                }
            };

    private static final Function<String, AttributeDescription, Schema> STRING_TO_ATTRIBUTE_DESCRIPTION =
            new Function<String, AttributeDescription, Schema>() {
                public AttributeDescription apply(final String value, final Schema p) {
                    return AttributeDescription.valueOf(value, p);
                }
            };

    private static final Function<String, Boolean, Void> STRING_TO_BOOLEAN =
            new Function<String, Boolean, Void>() {
                public Boolean apply(final String value, final Void p) {
    private static final Function<String, Boolean, NeverThrowsException> STRING_TO_BOOLEAN =
            new Function<String, Boolean, NeverThrowsException>() {
                public Boolean apply(final String value) {
                    final String valueString = StaticUtils.toLowerCase(value);

                    if (valueString.equals("true") || valueString.equals("yes")
@@ -120,23 +95,16 @@
                }
            };

    private static final Function<String, DN, Schema> STRING_TO_DN =
            new Function<String, DN, Schema>() {
                public DN apply(final String value, final Schema p) {
                    return DN.valueOf(value, p);
                }
            };

    private static final Function<String, GeneralizedTime, Void> STRING_TO_GENERALIZED_TIME =
            new Function<String, GeneralizedTime, Void>() {
                public GeneralizedTime apply(final String value, final Void p) {
    private static final Function<String, GeneralizedTime, NeverThrowsException> STRING_TO_GENERALIZED_TIME =
            new Function<String, GeneralizedTime, NeverThrowsException>() {
                public GeneralizedTime apply(final String value) {
                    return GeneralizedTime.valueOf(value);
                }
            };

    private static final Function<String, Integer, Void> STRING_TO_INTEGER =
            new Function<String, Integer, Void>() {
                public Integer apply(final String value, final Void p) {
    private static final Function<String, Integer, NeverThrowsException> STRING_TO_INTEGER =
            new Function<String, Integer, NeverThrowsException>() {
                public Integer apply(final String value) {
                    try {
                        return Integer.valueOf(value);
                    } catch (final NumberFormatException e) {
@@ -146,9 +114,9 @@
                }
            };

    private static final Function<String, Long, Void> STRING_TO_LONG =
            new Function<String, Long, Void>() {
                public Long apply(final String value, final Void p) {
    private static final Function<String, Long, NeverThrowsException> STRING_TO_LONG =
            new Function<String, Long, NeverThrowsException>() {
                public Long apply(final String value) {
                    try {
                        return Long.valueOf(value);
                    } catch (final NumberFormatException e) {
@@ -158,22 +126,16 @@
                }
            };

    private static final Function<ByteString, AttributeDescription, Schema> BYTESTRING_TO_ATTRIBUTE_DESCRIPTION =
            composeSecondP(byteStringToString(), STRING_TO_ATTRIBUTE_DESCRIPTION);

    private static final Function<ByteString, Boolean, Void> BYTESTRING_TO_BOOLEAN = compose(
    private static final Function<ByteString, Boolean, NeverThrowsException> BYTESTRING_TO_BOOLEAN = compose(
            byteStringToString(), STRING_TO_BOOLEAN);

    private static final Function<ByteString, DN, Schema> BYTESTRING_TO_DN = composeSecondP(
            byteStringToString(), STRING_TO_DN);

    private static final Function<ByteString, GeneralizedTime, Void> BYTESTRING_TO_GENERALIZED_TIME =
    private static final Function<ByteString, GeneralizedTime, NeverThrowsException> BYTESTRING_TO_GENERALIZED_TIME =
            compose(byteStringToString(), STRING_TO_GENERALIZED_TIME);

    private static final Function<ByteString, Integer, Void> BYTESTRING_TO_INTEGER = compose(
    private static final Function<ByteString, Integer, NeverThrowsException> BYTESTRING_TO_INTEGER = compose(
            byteStringToString(), STRING_TO_INTEGER);

    private static final Function<ByteString, Long, Void> BYTESTRING_TO_LONG = compose(
    private static final Function<ByteString, Long, NeverThrowsException> BYTESTRING_TO_LONG = compose(
            byteStringToString(), STRING_TO_LONG);

    /**
@@ -193,105 +155,16 @@
     *            The second function which will produce the result.
     * @return The composition.
     */
    public static <M, X, N> Function<M, N, Void> compose(final Function<M, X, Void> first,
            final Function<X, N, Void> second) {
        return new Function<M, N, Void>() {
            public N apply(final M value, final Void p) {
                final X tmp = first.apply(value, p);
                return second.apply(tmp, p);
    public static <M, X, N> Function<M, N, NeverThrowsException> compose(
            final Function<M, X, NeverThrowsException> first, final Function<X, N, NeverThrowsException> second) {
        return new Function<M, N, NeverThrowsException>() {
            public N apply(final M value) {
                return second.apply(first.apply(value));
            }
        };
    }

    /**
     * Returns the composition of two functions. The result of the first
     * function will be passed to the second. The first function will be passed
     * an additional parameter.
     *
     * @param <M>
     *            The type of input values transformed by this function.
     * @param <N>
     *            The type of output values returned by this function.
     * @param <X>
     *            The type of intermediate values passed between the two
     *            functions.
     * @param <P>
     *            The type of the additional parameter to the first function's
     *            {@code apply} method. Use {@link java.lang.Void} for functions
     *            that do not need an additional parameter.
     * @param first
     *            The first function which will consume the input.
     * @param second
     *            The second function which will produce the result.
     * @return The composition.
     */
    public static <M, X, N, P> Function<M, N, P> composeFirstP(final Function<M, X, P> first,
            final Function<X, N, Void> second) {
        return new Function<M, N, P>() {
            public N apply(final M value, final P p) {
                final X tmp = first.apply(value, p);
                return second.apply(tmp, null);
            }
        };
    }

    /**
     * Returns the composition of two functions. The result of the first
     * function will be passed to the second. The second function will be passed
     * an additional parameter.
     *
     * @param <M>
     *            The type of input values transformed by this function.
     * @param <N>
     *            The type of output values returned by this function.
     * @param <X>
     *            The type of intermediate values passed between the two
     *            functions.
     * @param <P>
     *            The type of the additional parameter to the second function's
     *            {@code apply} method. Use {@link java.lang.Void} for functions
     *            that do not need an additional parameter.
     * @param first
     *            The first function which will consume the input.
     * @param second
     *            The second function which will produce the result.
     * @return The composition.
     */
    public static <M, X, N, P> Function<M, N, P> composeSecondP(final Function<M, X, Void> first,
            final Function<X, N, P> second) {
        return new Function<M, N, P>() {
            public N apply(final M value, final P p) {
                final X tmp = first.apply(value, null);
                return second.apply(tmp, p);
            }
        };
    }

    /**
     * Returns a function which which always invokes {@code function} with
     * {@code p}.
     *
     * @param <M>
     *            The type of input values transformed by this function.
     * @param <N>
     *            The type of output values return by this function.
     * @param <P>
     *            The type of the additional parameter to this function's
     *            {@code apply} method. Use {@link java.lang.Void} for functions
     *            that do not need an additional parameter.
     * @param function
     *            The function to wrap.
     * @param p
     *            The parameter which will always be passed to {@code function}.
     * @return A function which which always invokes {@code function} with
     *         {@code p}.
     */
    public static <M, N, P> Function<M, N, Void> fixedFunction(final Function<M, N, P> function,
            final P p) {
        return new FixedFunction<M, N, P>(function, p);
    }

    /**
     * Returns a function which always returns the value that it was provided
     * with.
     *
@@ -301,8 +174,8 @@
     *         with.
     */
    @SuppressWarnings("unchecked")
    public static <M> Function<M, M, Void> identityFunction() {
        return (Function<M, M, Void>) IDENTITY;
    public static <M> Function<M, M, NeverThrowsException> identityFunction() {
        return (Function<M, M, NeverThrowsException>) IDENTITY;
    }

    /**
@@ -312,7 +185,7 @@
     * @return A function which converts a {@code String} to lower case using
     *         {@link StaticUtils#toLowerCase} and then trims it.
     */
    public static Function<String, String, Void> normalizeString() {
    public static Function<String, String, NeverThrowsException> normalizeString() {
        return NORMALIZE_STRING;
    }

@@ -323,7 +196,7 @@
     * @return A function which converts an {@code Object} to a
     *         {@code ByteString} .
     */
    public static Function<Object, ByteString, Void> objectToByteString() {
    public static Function<Object, ByteString, NeverThrowsException> objectToByteString() {
        return OBJECT_TO_BYTESTRING;
    }

@@ -334,8 +207,8 @@
     *
     * @return A function which parses {@code AttributeDescription}s.
     */
    public static Function<String, AttributeDescription, Void> stringToAttributeDescription() {
        return fixedFunction(STRING_TO_ATTRIBUTE_DESCRIPTION, Schema.getDefaultSchema());
    public static Function<String, AttributeDescription, NeverThrowsException> stringToAttributeDescription() {
        return stringToAttributeDescription(getDefaultSchema());
    }

    /**
@@ -347,9 +220,13 @@
     *            The schema to use for decoding attribute descriptions.
     * @return A function which parses {@code AttributeDescription}s.
     */
    public static Function<String, AttributeDescription, Void> stringToAttributeDescription(
    public static Function<String, AttributeDescription, NeverThrowsException> stringToAttributeDescription(
            final Schema schema) {
        return fixedFunction(STRING_TO_ATTRIBUTE_DESCRIPTION, schema);
        return new Function<String, AttributeDescription, NeverThrowsException>() {
            public AttributeDescription apply(final String value) {
                return AttributeDescription.valueOf(value, schema);
            }
        };
    }

    /**
@@ -360,7 +237,7 @@
     *
     * @return A function which parses {@code Boolean} values.
     */
    public static Function<String, Boolean, Void> stringToBoolean() {
    public static Function<String, Boolean, NeverThrowsException> stringToBoolean() {
        return STRING_TO_BOOLEAN;
    }

@@ -371,8 +248,8 @@
     *
     * @return A function which parses {@code DN}s.
     */
    public static Function<String, DN, Void> stringToDN() {
        return fixedFunction(STRING_TO_DN, Schema.getDefaultSchema());
    public static Function<String, DN, NeverThrowsException> stringToDN() {
        return stringToDN(getDefaultSchema());
    }

    /**
@@ -384,8 +261,12 @@
     *            The schema to use for decoding DNs.
     * @return A function which parses {@code DN}s.
     */
    public static Function<String, DN, Void> stringToDN(final Schema schema) {
        return fixedFunction(STRING_TO_DN, schema);
    public static Function<String, DN, NeverThrowsException> stringToDN(final Schema schema) {
        return new Function<String, DN, NeverThrowsException>() {
            public DN apply(final String value) {
                return DN.valueOf(value, schema);
            }
        };
    }

    /**
@@ -394,7 +275,7 @@
     *
     * @return A function which parses generalized time strings.
     */
    public static Function<String, GeneralizedTime, Void> stringToGeneralizedTime() {
    public static Function<String, GeneralizedTime, NeverThrowsException> stringToGeneralizedTime() {
        return STRING_TO_GENERALIZED_TIME;
    }

@@ -404,7 +285,7 @@
     *
     * @return A function which parses {@code Integer} string values.
     */
    public static Function<String, Integer, Void> stringToInteger() {
    public static Function<String, Integer, NeverThrowsException> stringToInteger() {
        return STRING_TO_INTEGER;
    }

@@ -414,7 +295,7 @@
     *
     * @return A function which parses {@code Long} string values.
     */
    public static Function<String, Long, Void> stringToLong() {
    public static Function<String, Long, NeverThrowsException> stringToLong() {
        return STRING_TO_LONG;
    }

@@ -425,8 +306,8 @@
     *
     * @return A function which parses {@code AttributeDescription}s.
     */
    public static Function<ByteString, AttributeDescription, Void> byteStringToAttributeDescription() {
        return fixedFunction(BYTESTRING_TO_ATTRIBUTE_DESCRIPTION, Schema.getDefaultSchema());
    public static Function<ByteString, AttributeDescription, NeverThrowsException> byteStringToAttributeDescription() {
        return byteStringToAttributeDescription(getDefaultSchema());
    }

    /**
@@ -438,9 +319,13 @@
     *            The schema to use for decoding attribute descriptions.
     * @return A function which parses {@code AttributeDescription}s.
     */
    public static Function<ByteString, AttributeDescription, Void> byteStringToAttributeDescription(
    public static Function<ByteString, AttributeDescription, NeverThrowsException> byteStringToAttributeDescription(
            final Schema schema) {
        return fixedFunction(BYTESTRING_TO_ATTRIBUTE_DESCRIPTION, schema);
        return compose(byteStringToString(), new Function<String, AttributeDescription, NeverThrowsException>() {
            public AttributeDescription apply(final String value) {
                return AttributeDescription.valueOf(value, schema);
            }
        });
    }

    /**
@@ -451,7 +336,7 @@
     *
     * @return A function which parses {@code Boolean} values.
     */
    public static Function<ByteString, Boolean, Void> byteStringToBoolean() {
    public static Function<ByteString, Boolean, NeverThrowsException> byteStringToBoolean() {
        return BYTESTRING_TO_BOOLEAN;
    }

@@ -462,8 +347,8 @@
     *
     * @return A function which parses {@code DN}s.
     */
    public static Function<ByteString, DN, Void> byteStringToDN() {
        return fixedFunction(BYTESTRING_TO_DN, Schema.getDefaultSchema());
    public static Function<ByteString, DN, NeverThrowsException> byteStringToDN() {
        return byteStringToDN(getDefaultSchema());
    }

    /**
@@ -475,8 +360,12 @@
     *            The schema to use for decoding DNs.
     * @return A function which parses {@code DN}s.
     */
    public static Function<ByteString, DN, Void> byteStringToDN(final Schema schema) {
        return fixedFunction(BYTESTRING_TO_DN, schema);
    public static Function<ByteString, DN, NeverThrowsException> byteStringToDN(final Schema schema) {
        return compose(byteStringToString(), new Function<String, DN, NeverThrowsException>() {
            public DN apply(final String value) {
                return DN.valueOf(value, schema);
            }
        });
    }

    /**
@@ -485,7 +374,7 @@
     *
     * @return A function which parses generalized time strings.
     */
    public static Function<ByteString, GeneralizedTime, Void> byteStringToGeneralizedTime() {
    public static Function<ByteString, GeneralizedTime, NeverThrowsException> byteStringToGeneralizedTime() {
        return BYTESTRING_TO_GENERALIZED_TIME;
    }

@@ -495,7 +384,7 @@
     *
     * @return A function which parses {@code Integer} string values.
     */
    public static Function<ByteString, Integer, Void> byteStringToInteger() {
    public static Function<ByteString, Integer, NeverThrowsException> byteStringToInteger() {
        return BYTESTRING_TO_INTEGER;
    }

@@ -505,7 +394,7 @@
     *
     * @return A function which parses {@code Long} string values.
     */
    public static Function<ByteString, Long, Void> byteStringToLong() {
    public static Function<ByteString, Long, NeverThrowsException> byteStringToLong() {
        return BYTESTRING_TO_LONG;
    }

@@ -516,7 +405,7 @@
     * @return A function which parses the string representation of a
     *         {@code ByteString} as a UTF-8 encoded {@code String}.
     */
    public static Function<ByteString, String, Void> byteStringToString() {
    public static Function<ByteString, String, NeverThrowsException> byteStringToString() {
        return BYTESTRING_TO_STRING;
    }


 opendj-core/src/main/java/org/forgerock/opendj/ldap/RootDSE.java

@@ -35,6 +35,7 @@
import org.forgerock.opendj.ldap.schema.CoreSchema;
import org.forgerock.util.Reject;
import org.forgerock.util.promise.Function;
import org.forgerock.util.promise.NeverThrowsException;

import com.forgerock.opendj.util.Collections2;

@@ -413,7 +414,7 @@

    private <N> Collection<N> getMultiValuedAttribute(
            final AttributeDescription attributeDescription,
        final org.forgerock.opendj.ldap.Function<ByteString, N, Void> function) {
        final Function<ByteString, N, NeverThrowsException> function) {
        // The returned collection is unmodifiable because we may need to
        // return an empty collection if the attribute does not exist in the
        // underlying entry. If a value is then added to the returned empty
@@ -429,12 +430,12 @@
    }

    private <N> N getSingleValuedAttribute(final AttributeDescription attributeDescription,
        final org.forgerock.opendj.ldap.Function<ByteString, N, Void> function) {
        final Function<ByteString, N, NeverThrowsException> function) {
        final Attribute attr = entry.getAttribute(attributeDescription);
        if (attr == null || attr.isEmpty()) {
            return null;
        } else {
            return function.apply(attr.firstValue(), null);
            return function.apply(attr.firstValue());
        }
    }


 opendj-core/src/main/java/org/forgerock/opendj/ldap/requests/AbstractUnmodifiableRequest.java

@@ -22,9 +22,8 @@
 *
 *
 *      Copyright 2010 Sun Microsystems, Inc.
 *      Portions copyright 2012-2013 ForgeRock AS.
 *      Portions copyright 2012-2014 ForgeRock AS.
 */

package org.forgerock.opendj.ldap.requests;

import java.util.Collections;
@@ -32,12 +31,13 @@

import org.forgerock.opendj.ldap.DecodeException;
import org.forgerock.opendj.ldap.DecodeOptions;
import org.forgerock.opendj.ldap.Function;
import org.forgerock.opendj.ldap.Functions;
import org.forgerock.opendj.ldap.controls.Control;
import org.forgerock.opendj.ldap.controls.ControlDecoder;
import org.forgerock.opendj.ldap.controls.GenericControl;
import org.forgerock.util.Reject;
import org.forgerock.util.promise.Function;
import org.forgerock.util.promise.NeverThrowsException;

import com.forgerock.opendj.util.Collections2;

@@ -96,15 +96,14 @@
    public final List<Control> getControls() {
        // We need to make all controls unmodifiable as well, which implies
        // making defensive copies where necessary.
        final Function<Control, Control, Void> function = new Function<Control, Control, Void>() {

            @Override
            public Control apply(final Control value, final Void p) {
                // Return defensive copy.
                return GenericControl.newControl(value);
            }

        };
        final Function<Control, Control, NeverThrowsException> function =
                new Function<Control, Control, NeverThrowsException>() {
                    @Override
                    public Control apply(final Control value) {
                        // Return defensive copy.
                        return GenericControl.newControl(value);
                    }
                };

        final List<Control> unmodifiableControls =
                Collections2.transformedList(impl.getControls(), function, Functions

 opendj-core/src/main/java/org/forgerock/opendj/ldap/requests/UnmodifiableAddRequestImpl.java

@@ -22,9 +22,8 @@
 *
 *
 *      Copyright 2010 Sun Microsystems, Inc.
 *      Portions copyright 2012 ForgeRock AS.
 *      Portions copyright 2012-2014 ForgeRock AS.
 */

package org.forgerock.opendj.ldap.requests;

import java.util.Collection;
@@ -35,9 +34,10 @@
import org.forgerock.opendj.ldap.Attributes;
import org.forgerock.opendj.ldap.ByteString;
import org.forgerock.opendj.ldap.DN;
import org.forgerock.opendj.ldap.Function;
import org.forgerock.opendj.ldif.ChangeRecordVisitor;

import org.forgerock.opendj.ldif.ChangeRecordVisitor;
import org.forgerock.util.promise.Function;
import org.forgerock.util.promise.NeverThrowsException;
import com.forgerock.opendj.util.Iterables;

/**
@@ -45,14 +45,12 @@
 */
final class UnmodifiableAddRequestImpl extends AbstractUnmodifiableRequest<AddRequest> implements
        AddRequest {
    private static final Function<Attribute, Attribute, Void> UNMODIFIABLE_ATTRIBUTE_FUNCTION =
            new Function<Attribute, Attribute, Void>() {

    private static final Function<Attribute, Attribute, NeverThrowsException> UNMODIFIABLE_ATTRIBUTE_FUNCTION =
            new Function<Attribute, Attribute, NeverThrowsException>() {
                @Override
                public Attribute apply(final Attribute value, final Void p) {
                public Attribute apply(final Attribute value) {
                    return Attributes.unmodifiableAttribute(value);
                }

            };

    UnmodifiableAddRequestImpl(final AddRequest impl) {

 opendj-core/src/main/java/org/forgerock/opendj/ldap/requests/UnmodifiableModifyRequestImpl.java

@@ -22,9 +22,8 @@
 *
 *
 *      Copyright 2010 Sun Microsystems, Inc.
 *      Portions copyright 2012 ForgeRock AS.
 *      Portions copyright 2012-2014 ForgeRock AS.
 */

package org.forgerock.opendj.ldap.requests;

import java.util.Collections;
@@ -33,11 +32,12 @@
import org.forgerock.opendj.ldap.Attribute;
import org.forgerock.opendj.ldap.Attributes;
import org.forgerock.opendj.ldap.DN;
import org.forgerock.opendj.ldap.Function;
import org.forgerock.opendj.ldap.Functions;
import org.forgerock.opendj.ldap.Modification;
import org.forgerock.opendj.ldap.ModificationType;
import org.forgerock.opendj.ldif.ChangeRecordVisitor;
import org.forgerock.util.promise.Function;
import org.forgerock.util.promise.NeverThrowsException;

import com.forgerock.opendj.util.Collections2;

@@ -69,17 +69,14 @@
    @Override
    public List<Modification> getModifications() {
        // We need to make all attributes unmodifiable as well.
        final Function<Modification, Modification, Void> function =
                new Function<Modification, Modification, Void>() {

        final Function<Modification, Modification, NeverThrowsException> function =
                new Function<Modification, Modification, NeverThrowsException>() {
                    @Override
                    public Modification apply(final Modification value, final Void p) {
                    public Modification apply(final Modification value) {
                        final ModificationType type = value.getModificationType();
                        final Attribute attribute =
                                Attributes.unmodifiableAttribute(value.getAttribute());
                        final Attribute attribute = Attributes.unmodifiableAttribute(value.getAttribute());
                        return new Modification(type, attribute);
                    }

                };

        final List<Modification> unmodifiableModifications =

 opendj-core/src/main/java/org/forgerock/opendj/ldap/responses/AbstractUnmodifiableResponseImpl.java

@@ -22,9 +22,8 @@
 *
 *
 *      Copyright 2010 Sun Microsystems, Inc.
 *      Portions copyright 2012-2013 ForgeRock AS.
 *      Portions copyright 2012-2014 ForgeRock AS.
 */

package org.forgerock.opendj.ldap.responses;

import java.util.Collections;
@@ -32,12 +31,13 @@

import org.forgerock.opendj.ldap.DecodeException;
import org.forgerock.opendj.ldap.DecodeOptions;
import org.forgerock.opendj.ldap.Function;
import org.forgerock.opendj.ldap.Functions;
import org.forgerock.opendj.ldap.controls.Control;
import org.forgerock.opendj.ldap.controls.ControlDecoder;
import org.forgerock.opendj.ldap.controls.GenericControl;
import org.forgerock.util.Reject;
import org.forgerock.util.promise.Function;
import org.forgerock.util.promise.NeverThrowsException;

import com.forgerock.opendj.util.Collections2;

@@ -100,15 +100,14 @@
         * We need to make all controls unmodifiable as well, which implies
         * making defensive copies where necessary.
         */
        final Function<Control, Control, Void> function = new Function<Control, Control, Void>() {

            @Override
            public Control apply(final Control value, final Void p) {
                // Return defensive copy.
                return GenericControl.newControl(value);
            }

        };
        final Function<Control, Control, NeverThrowsException> function =
                new Function<Control, Control, NeverThrowsException>() {
                    @Override
                    public Control apply(final Control value) {
                        // Return defensive copy.
                        return GenericControl.newControl(value);
                    }
                };

        final List<Control> unmodifiableControls =
                Collections2.transformedList(impl.getControls(), function, Functions

 opendj-core/src/main/java/org/forgerock/opendj/ldap/responses/UnmodifiableSearchResultEntryImpl.java

@@ -22,7 +22,7 @@
 *
 *
 *      Copyright 2010 Sun Microsystems, Inc.
 *      Portions copyright 2012 ForgeRock AS.
 *      Portions copyright 2012-2014 ForgeRock AS.
 */

package org.forgerock.opendj.ldap.responses;
@@ -35,7 +35,8 @@
import org.forgerock.opendj.ldap.Attributes;
import org.forgerock.opendj.ldap.ByteString;
import org.forgerock.opendj.ldap.DN;
import org.forgerock.opendj.ldap.Function;
import org.forgerock.util.promise.Function;
import org.forgerock.util.promise.NeverThrowsException;

import com.forgerock.opendj.util.Iterables;

@@ -44,14 +45,12 @@
 */
class UnmodifiableSearchResultEntryImpl extends AbstractUnmodifiableResponseImpl<SearchResultEntry>
        implements SearchResultEntry {
    private static final Function<Attribute, Attribute, Void> UNMODIFIABLE_ATTRIBUTE_FUNCTION =
            new Function<Attribute, Attribute, Void>() {

    private static final Function<Attribute, Attribute, NeverThrowsException> UNMODIFIABLE_ATTRIBUTE_FUNCTION =
            new Function<Attribute, Attribute, NeverThrowsException>() {
                @Override
                public Attribute apply(final Attribute value, final Void p) {
                public Attribute apply(final Attribute value) {
                    return Attributes.unmodifiableAttribute(value);
                }

            };

    UnmodifiableSearchResultEntryImpl(final SearchResultEntry impl) {

 opendj-rest2ldap/src/main/java/org/forgerock/opendj/rest2ldap/AbstractLDAPAttributeMapper.java

@@ -11,7 +11,7 @@
 * Header, with the fields enclosed by brackets [] replaced by your own identifying
 * information: "Portions Copyright [year] [name of copyright owner]".
 *
 * Copyright 2013 ForgeRock AS.
 * Copyright 2013-2014 ForgeRock AS.
 */
package org.forgerock.opendj.rest2ldap;

@@ -39,11 +39,11 @@
import org.forgerock.opendj.ldap.Attribute;
import org.forgerock.opendj.ldap.AttributeDescription;
import org.forgerock.opendj.ldap.Entry;
import org.forgerock.opendj.ldap.Function;
import org.forgerock.opendj.ldap.LinkedAttribute;
import org.forgerock.opendj.ldap.Modification;
import org.forgerock.opendj.ldap.ModificationType;

import org.forgerock.util.promise.Function;
import org.forgerock.util.promise.NeverThrowsException;
/**
 * An abstract LDAP attribute mapper which provides a simple mapping from a JSON
 * value to a single LDAP attribute.
@@ -243,9 +243,9 @@
                }
            } else {
                getNewLDAPAttributes(c, path, newValues, transform(
                        new Function<Attribute, List<Modification>, Void>() {
                        new Function<Attribute, List<Modification>, NeverThrowsException>() {
                            @Override
                            public List<Modification> apply(final Attribute value, final Void p) {
                            public List<Modification> apply(final Attribute value) {
                                return singletonList(new Modification(modType, value));
                            }
                        }, h));

 opendj-rest2ldap/src/main/java/org/forgerock/opendj/rest2ldap/LDAPCollectionResourceProvider.java

@@ -54,7 +54,6 @@
import org.forgerock.opendj.ldap.Entry;
import org.forgerock.opendj.ldap.LdapException;
import org.forgerock.opendj.ldap.Filter;
import org.forgerock.opendj.ldap.Function;
import org.forgerock.opendj.ldap.Modification;
import org.forgerock.opendj.ldap.SearchResultHandler;
import org.forgerock.opendj.ldap.SearchScope;
@@ -74,6 +73,8 @@
import org.forgerock.opendj.ldap.responses.SearchResultReference;
import org.forgerock.opendj.ldif.ChangeRecord;
import org.forgerock.util.promise.FailureHandler;
import org.forgerock.util.promise.Function;
import org.forgerock.util.promise.NeverThrowsException;
import org.forgerock.util.promise.Promise;
import org.forgerock.util.promise.PromiseImpl;
import org.forgerock.util.promise.Promises;
@@ -635,9 +636,9 @@
        final String actualResourceId = nameStrategy.getResourceId(c, entry);
        final String revision = getRevisionFromEntry(entry);
        attributeMapper.read(c, new JsonPointer(), entry, transform(
                new Function<JsonValue, Resource, Void>() {
                new Function<JsonValue, Resource, NeverThrowsException>() {
                    @Override
                    public Resource apply(final JsonValue value, final Void p) {
                    public Resource apply(final JsonValue value) {
                        return new Resource(actualResourceId, revision, new JsonValue(value));
                    }
                }, handler));
@@ -873,9 +874,9 @@
                    @Override
                    public Void visitNotFilter(final ResultHandler<Filter> p,
                            final QueryFilter subFilter) {
                        subFilter.accept(this, transform(new Function<Filter, Filter, Void>() {
                        subFilter.accept(this, transform(new Function<Filter, Filter, NeverThrowsException>() {
                            @Override
                            public Filter apply(final Filter value, final Void p) {
                            public Filter apply(final Filter value) {
                                if (value == null || value == alwaysFalse()) {
                                    return alwaysTrue();
                                } else if (value == alwaysTrue()) {

 opendj-rest2ldap/src/main/java/org/forgerock/opendj/rest2ldap/ObjectAttributeMapper.java

@@ -11,18 +11,10 @@
 * Header, with the fields enclosed by brackets [] replaced by your own identifying
 * information: "Portions Copyright [year] [name of copyright owner]".
 *
 * Copyright 2012-2013 ForgeRock AS.
 * Copyright 2012-2014 ForgeRock AS.
 */
package org.forgerock.opendj.rest2ldap;

import static org.forgerock.json.resource.PatchOperation.operation;
import static org.forgerock.opendj.ldap.Filter.alwaysFalse;
import static org.forgerock.opendj.rest2ldap.Rest2LDAP.asResourceException;
import static org.forgerock.opendj.rest2ldap.Utils.accumulate;
import static org.forgerock.opendj.rest2ldap.Utils.i18n;
import static org.forgerock.opendj.rest2ldap.Utils.toLowerCase;
import static org.forgerock.opendj.rest2ldap.Utils.transform;

import java.util.AbstractMap.SimpleImmutableEntry;
import java.util.ArrayList;
import java.util.Collections;
@@ -40,8 +32,14 @@
import org.forgerock.opendj.ldap.Attribute;
import org.forgerock.opendj.ldap.Entry;
import org.forgerock.opendj.ldap.Filter;
import org.forgerock.opendj.ldap.Function;
import org.forgerock.opendj.ldap.Modification;
import org.forgerock.util.promise.Function;
import org.forgerock.util.promise.NeverThrowsException;

import static org.forgerock.json.resource.PatchOperation.*;
import static org.forgerock.opendj.ldap.Filter.*;
import static org.forgerock.opendj.rest2ldap.Rest2LDAP.*;
import static org.forgerock.opendj.rest2ldap.Utils.*;

/**
 * An attribute mapper which maps JSON objects to LDAP attributes.
@@ -218,10 +216,9 @@
         */
        final ResultHandler<Map.Entry<String, JsonValue>> handler =
                accumulate(mappings.size(), transform(
                        new Function<List<Map.Entry<String, JsonValue>>, JsonValue, Void>() {
                        new Function<List<Map.Entry<String, JsonValue>>, JsonValue, NeverThrowsException>() {
                            @Override
                            public JsonValue apply(final List<Map.Entry<String, JsonValue>> value,
                                    final Void p) {
                            public JsonValue apply(final List<Map.Entry<String, JsonValue>> value) {
                                if (value.isEmpty()) {
                                    /*
                                     * No subordinate attributes, so omit the
@@ -245,10 +242,9 @@

        for (final Mapping mapping : mappings.values()) {
            mapping.mapper.read(c, path.child(mapping.name), e, transform(
                    new Function<JsonValue, Map.Entry<String, JsonValue>, Void>() {
                    new Function<JsonValue, Map.Entry<String, JsonValue>, NeverThrowsException>() {
                        @Override
                        public Map.Entry<String, JsonValue> apply(final JsonValue value,
                                final Void p) {
                        public Map.Entry<String, JsonValue> apply(final JsonValue value) {
                            return value != null ? new SimpleImmutableEntry<String, JsonValue>(
                                    mapping.name, value) : null;
                        }
@@ -292,9 +288,9 @@
    }

    private <T> ResultHandler<List<T>> accumulator(final int size, final ResultHandler<List<T>> h) {
        return accumulate(size, transform(new Function<List<List<T>>, List<T>, Void>() {
        return accumulate(size, transform(new Function<List<List<T>>, List<T>, NeverThrowsException>() {
            @Override
            public List<T> apply(final List<List<T>> value, final Void p) {
            public List<T> apply(final List<List<T>> value) {
                switch (value.size()) {
                case 0:
                    return Collections.emptyList();

 opendj-rest2ldap/src/main/java/org/forgerock/opendj/rest2ldap/ReferenceAttributeMapper.java

@@ -36,7 +36,6 @@
import org.forgerock.opendj.ldap.EntryNotFoundException;
import org.forgerock.opendj.ldap.LdapException;
import org.forgerock.opendj.ldap.Filter;
import org.forgerock.opendj.ldap.Function;
import org.forgerock.opendj.ldap.LinkedAttribute;
import org.forgerock.opendj.ldap.MultipleEntriesFoundException;
import org.forgerock.opendj.ldap.ResultCode;
@@ -46,6 +45,8 @@
import org.forgerock.opendj.ldap.responses.Result;
import org.forgerock.opendj.ldap.responses.SearchResultEntry;
import org.forgerock.opendj.ldap.responses.SearchResultReference;
import org.forgerock.util.promise.Function;
import org.forgerock.util.promise.NeverThrowsException;
import org.forgerock.util.promise.FailureHandler;
import org.forgerock.util.promise.SuccessHandler;

@@ -298,9 +299,9 @@
            try {
                final Set<DN> dns = attribute.parse().usingSchema(c.getConfig().schema()).asSetOfDN();
                final ResultHandler<JsonValue> handler =
                    accumulate(dns.size(), transform(new Function<List<JsonValue>, JsonValue, Void>() {
                    accumulate(dns.size(), transform(new Function<List<JsonValue>, JsonValue, NeverThrowsException>() {
                        @Override
                        public JsonValue apply(final List<JsonValue> value, final Void p) {
                        public JsonValue apply(final List<JsonValue> value) {
                            if (value.isEmpty()) {
                                /*
                                 * No values, so omit the entire JSON object

 opendj-rest2ldap/src/main/java/org/forgerock/opendj/rest2ldap/SimpleAttributeMapper.java

@@ -11,23 +11,10 @@
 * Header, with the fields enclosed by brackets [] replaced by your own identifying
 * information: "Portions Copyright [year] [name of copyright owner]".
 *
 * Copyright 2012-2013 ForgeRock AS.
 * Copyright 2012-2014 ForgeRock AS.
 */
package org.forgerock.opendj.rest2ldap;

import static java.util.Collections.emptyList;
import static java.util.Collections.singletonList;
import static org.forgerock.opendj.ldap.Filter.alwaysFalse;
import static org.forgerock.opendj.ldap.Functions.fixedFunction;
import static org.forgerock.opendj.rest2ldap.Rest2LDAP.asResourceException;
import static org.forgerock.opendj.rest2ldap.Utils.base64ToByteString;
import static org.forgerock.opendj.rest2ldap.Utils.byteStringToBase64;
import static org.forgerock.opendj.rest2ldap.Utils.byteStringToJson;
import static org.forgerock.opendj.rest2ldap.Utils.i18n;
import static org.forgerock.opendj.rest2ldap.Utils.jsonToAttribute;
import static org.forgerock.opendj.rest2ldap.Utils.jsonToByteString;
import static org.forgerock.opendj.rest2ldap.Utils.toFilter;

import java.util.ArrayList;
import java.util.List;
import java.util.Set;
@@ -41,15 +28,22 @@
import org.forgerock.opendj.ldap.ByteString;
import org.forgerock.opendj.ldap.Entry;
import org.forgerock.opendj.ldap.Filter;
import org.forgerock.opendj.ldap.Function;
import org.forgerock.util.promise.Function;
import org.forgerock.util.promise.NeverThrowsException;

import static java.util.Collections.*;

import static org.forgerock.opendj.ldap.Filter.*;
import static org.forgerock.opendj.rest2ldap.Rest2LDAP.*;
import static org.forgerock.opendj.rest2ldap.Utils.*;

/**
 * An attribute mapper which provides a simple mapping from a JSON value to a
 * single LDAP attribute.
 */
public final class SimpleAttributeMapper extends AbstractLDAPAttributeMapper<SimpleAttributeMapper> {
    private Function<ByteString, ?, Void> decoder = null;
    private Function<Object, ByteString, Void> encoder = null;
    private Function<ByteString, ?, NeverThrowsException> decoder;
    private Function<Object, ByteString, NeverThrowsException> encoder;

    SimpleAttributeMapper(final AttributeDescription ldapAttributeName) {
        super(ldapAttributeName);
@@ -63,7 +57,7 @@
     *            The function to use for decoding LDAP attribute values.
     * @return This attribute mapper.
     */
    public SimpleAttributeMapper decoder(final Function<ByteString, ?, Void> f) {
    public SimpleAttributeMapper decoder(final Function<ByteString, ?, NeverThrowsException> f) {
        this.decoder = f;
        return this;
    }
@@ -89,7 +83,7 @@
     *            The function to use for encoding LDAP attribute values.
     * @return This attribute mapper.
     */
    public SimpleAttributeMapper encoder(final Function<Object, ByteString, Void> f) {
    public SimpleAttributeMapper encoder(final Function<Object, ByteString, NeverThrowsException> f) {
        this.encoder = f;
        return this;
    }
@@ -123,7 +117,7 @@
        if (subPath.isEmpty()) {
            try {
                final ByteString va =
                        valueAssertion != null ? encoder().apply(valueAssertion, null) : null;
                        valueAssertion != null ? encoder().apply(valueAssertion) : null;
                h.handleResult(toFilter(c, type, ldapAttributeName.toString(), va));
            } catch (final Exception e) {
                // Invalid assertion value - bad request.
@@ -176,12 +170,12 @@
        }
    }

    private Function<ByteString, ? extends Object, Void> decoder() {
        return decoder == null ? fixedFunction(byteStringToJson(), ldapAttributeName) : decoder;
    private Function<ByteString, ? extends Object, NeverThrowsException> decoder() {
        return decoder == null ? byteStringToJson(ldapAttributeName) : decoder;
    }

    private Function<Object, ByteString, Void> encoder() {
        return encoder == null ? fixedFunction(jsonToByteString(), ldapAttributeName) : encoder;
    private Function<Object, ByteString, NeverThrowsException> encoder() {
        return encoder == null ? jsonToByteString(ldapAttributeName) : encoder;
    }

}

 opendj-rest2ldap/src/main/java/org/forgerock/opendj/rest2ldap/Utils.java

@@ -11,7 +11,7 @@
 * Header, with the fields enclosed by brackets [] replaced by your own identifying
 * information: "Portions Copyright [year] [name of copyright owner]".
 *
 * Copyright 2012-2013 ForgeRock AS.
 * Copyright 2012-2014 ForgeRock AS.
 */
package org.forgerock.opendj.rest2ldap;

@@ -22,7 +22,6 @@
import static org.forgerock.opendj.ldap.Functions.byteStringToGeneralizedTime;
import static org.forgerock.opendj.ldap.Functions.byteStringToLong;
import static org.forgerock.opendj.ldap.Functions.byteStringToString;
import static org.forgerock.opendj.ldap.Functions.fixedFunction;
import static org.forgerock.opendj.ldap.schema.CoreSchema.getBooleanSyntax;
import static org.forgerock.opendj.ldap.schema.CoreSchema.getGeneralizedTimeSyntax;
import static org.forgerock.opendj.ldap.schema.CoreSchema.getIntegerSyntax;
@@ -42,10 +41,11 @@
import org.forgerock.opendj.ldap.AttributeDescription;
import org.forgerock.opendj.ldap.ByteString;
import org.forgerock.opendj.ldap.Filter;
import org.forgerock.opendj.ldap.Function;
import org.forgerock.opendj.ldap.GeneralizedTime;
import org.forgerock.opendj.ldap.LinkedAttribute;
import org.forgerock.opendj.ldap.schema.Syntax;
import org.forgerock.util.promise.Function;
import org.forgerock.util.promise.NeverThrowsException;

/**
 * Internal utility methods.
@@ -109,59 +109,22 @@
        }
    }

    private static final Function<Object, ByteString, Void> BASE64_TO_BYTESTRING =
            new Function<Object, ByteString, Void>() {
    private static final Function<Object, ByteString, NeverThrowsException> BASE64_TO_BYTESTRING =
            new Function<Object, ByteString, NeverThrowsException>() {
                @Override
                public ByteString apply(final Object value, final Void p) {
                public ByteString apply(final Object value) {
                    return ByteString.valueOfBase64(String.valueOf(value));
                }
            };

    private static final Function<ByteString, String, Void> BYTESTRING_TO_BASE64 =
            new Function<ByteString, String, Void>() {
    private static final Function<ByteString, String, NeverThrowsException> BYTESTRING_TO_BASE64 =
            new Function<ByteString, String, NeverThrowsException>() {
                @Override
                public String apply(final ByteString value, final Void p) {
                public String apply(final ByteString value) {
                    return value.toBase64String();
                }
            };

    private static final Function<ByteString, Object, AttributeDescription> BYTESTRING_TO_JSON =
            new Function<ByteString, Object, AttributeDescription>() {
                @Override
                public Object apply(final ByteString value, final AttributeDescription ad) {
                    final Syntax syntax = ad.getAttributeType().getSyntax();
                    if (syntax.equals(getBooleanSyntax())) {
                        return byteStringToBoolean().apply(value, null);
                    } else if (syntax.equals(getIntegerSyntax())) {
                        return byteStringToLong().apply(value, null);
                    } else if (syntax.equals(getGeneralizedTimeSyntax())) {
                        return printDateTime(byteStringToGeneralizedTime().apply(value, null)
                                .toCalendar());
                    } else {
                        return byteStringToString().apply(value, null);
                    }
                }
            };

    private static final Function<Object, ByteString, AttributeDescription> JSON_TO_BYTESTRING =
            new Function<Object, ByteString, AttributeDescription>() {
                @Override
                public ByteString apply(final Object value, final AttributeDescription ad) {
                    if (isJSONPrimitive(value)) {
                        final Syntax syntax = ad.getAttributeType().getSyntax();
                        if (syntax.equals(getGeneralizedTimeSyntax())) {
                            return ByteString.valueOf(GeneralizedTime.valueOf(parseDateTime(value
                                    .toString())));
                        } else {
                            return ByteString.valueOf(value);
                        }
                    } else {
                        throw new IllegalArgumentException("Unrecognized type of JSON value: "
                                + value.getClass().getName());
                    }
                }
            };

    /**
     * Returns a result handler which can be used to collect the results of
     * {@code size} asynchronous operations. Once all results have been received
@@ -188,23 +151,36 @@
    }

    static Object attributeToJson(final Attribute a) {
        final Function<ByteString, Object, Void> f =
                fixedFunction(BYTESTRING_TO_JSON, a.getAttributeDescription());
        final boolean isSingleValued =
                a.getAttributeDescription().getAttributeType().isSingleValue();
        final Function<ByteString, Object, NeverThrowsException> f = byteStringToJson(a.getAttributeDescription());
        final boolean isSingleValued = a.getAttributeDescription().getAttributeType().isSingleValue();
        return isSingleValued ? a.parse().as(f) : asList(a.parse().asSetOf(f));
    }

    static Function<Object, ByteString, Void> base64ToByteString() {
    static Function<Object, ByteString, NeverThrowsException> base64ToByteString() {
        return BASE64_TO_BYTESTRING;
    }

    static Function<ByteString, String, Void> byteStringToBase64() {
    static Function<ByteString, String, NeverThrowsException> byteStringToBase64() {
        return BYTESTRING_TO_BASE64;
    }

    static Function<ByteString, Object, AttributeDescription> byteStringToJson() {
        return BYTESTRING_TO_JSON;
    static Function<ByteString, Object, NeverThrowsException> byteStringToJson(final AttributeDescription ad) {
        return new Function<ByteString, Object, NeverThrowsException>() {
            @Override
            public Object apply(final ByteString value) {
                final Syntax syntax = ad.getAttributeType().getSyntax();
                if (syntax.equals(getBooleanSyntax())) {
                    return byteStringToBoolean().apply(value);
                } else if (syntax.equals(getIntegerSyntax())) {
                    return byteStringToLong().apply(value);
                } else if (syntax.equals(getGeneralizedTimeSyntax())) {
                    return printDateTime(byteStringToGeneralizedTime().apply(value)
                            .toCalendar());
                } else {
                    return byteStringToString().apply(value);
                }
            }
        };
    }

    static <T> T ensureNotNull(final T object) {
@@ -247,17 +223,17 @@
    }

    static Attribute jsonToAttribute(final Object value, final AttributeDescription ad) {
        return jsonToAttribute(value, ad, fixedFunction(jsonToByteString(), ad));
        return jsonToAttribute(value, ad, jsonToByteString(ad));
    }

    static Attribute jsonToAttribute(final Object value, final AttributeDescription ad,
            final Function<Object, ByteString, Void> f) {
            final Function<Object, ByteString, NeverThrowsException> f) {
        if (isJSONPrimitive(value)) {
            return new LinkedAttribute(ad, f.apply(value, null));
            return new LinkedAttribute(ad, f.apply(value));
        } else if (value instanceof Collection<?>) {
            final Attribute a = new LinkedAttribute(ad);
            for (final Object o : (Collection<?>) value) {
                a.add(f.apply(o, null));
                a.add(f.apply(o));
            }
            return a;
        } else {
@@ -266,8 +242,23 @@
        }
    }

    static Function<Object, ByteString, AttributeDescription> jsonToByteString() {
        return JSON_TO_BYTESTRING;
    static Function<Object, ByteString, NeverThrowsException> jsonToByteString(final AttributeDescription ad) {
        return new Function<Object, ByteString, NeverThrowsException>() {
            @Override
            public ByteString apply(final Object value) {
                if (isJSONPrimitive(value)) {
                    final Syntax syntax = ad.getAttributeType().getSyntax();
                    if (syntax.equals(getGeneralizedTimeSyntax())) {
                        return ByteString.valueOf(GeneralizedTime.valueOf(parseDateTime(value.toString())));
                    } else {
                        return ByteString.valueOf(value);
                    }
                } else {
                    throw new IllegalArgumentException("Unrecognized type of JSON value: "
                            + value.getClass().getName());
                }
            }
        };
    }

    static Filter toFilter(final boolean value) {
@@ -335,7 +326,7 @@
     *            A result handler which accepts results of type {@code N}.
     * @return A result handler which accepts results of type {@code M}.
     */
    static <M, N> ResultHandler<M> transform(final Function<M, N, Void> f,
    static <M, N> ResultHandler<M> transform(final Function<M, N, NeverThrowsException> f,
            final ResultHandler<N> handler) {
        return new ResultHandler<M>() {
            @Override
@@ -346,7 +337,7 @@
            @Override
            public void handleResult(final M result) {
                try {
                    handler.handleResult(f.apply(result, null));
                    handler.handleResult(f.apply(result));
                } catch (final Throwable t) {
                    handler.handleError(asResourceException(t));
                }