/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* You can obtain a copy of the license at
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* trunk/opends/resource/legal-notices/OpenDS.LICENSE
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* or https://OpenDS.dev.java.net/OpenDS.LICENSE.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at
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* trunk/opends/resource/legal-notices/OpenDS.LICENSE. If applicable,
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* add the following below this CDDL HEADER, with the fields enclosed
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* by brackets "[]" replaced with your own identifying information:
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* Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*
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*
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* Copyright 2010 Sun Microsystems, Inc.
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*/
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package org.opends.sdk;
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import java.util.Collection;
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import com.sun.opends.sdk.util.Function;
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import com.sun.opends.sdk.util.Iterables;
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/**
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* This class contains methods for creating and manipulating entries.
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*/
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public final class Entries
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{
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private static final class UnmodifiableEntry implements Entry
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{
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private final Entry entry;
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private UnmodifiableEntry(final Entry entry)
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{
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this.entry = entry;
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}
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/**
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* {@inheritDoc}
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*/
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public boolean addAttribute(final Attribute attribute)
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throws UnsupportedOperationException, NullPointerException
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{
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throw new UnsupportedOperationException();
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}
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/**
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* {@inheritDoc}
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*/
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public boolean addAttribute(final Attribute attribute,
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final Collection<ByteString> duplicateValues)
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throws UnsupportedOperationException, NullPointerException
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{
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throw new UnsupportedOperationException();
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}
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/**
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* {@inheritDoc}
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*/
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public Entry addAttribute(final String attributeDescription,
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final Object... values) throws LocalizedIllegalArgumentException,
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UnsupportedOperationException, NullPointerException
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{
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throw new UnsupportedOperationException();
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}
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public Entry clearAttributes() throws UnsupportedOperationException
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{
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throw new UnsupportedOperationException();
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}
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public boolean containsAttribute(final Attribute attribute,
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final Collection<ByteString> missingValues) throws NullPointerException
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{
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return entry.containsAttribute(attribute, missingValues);
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}
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public boolean containsAttribute(final String attributeDescription,
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final Object... values) throws LocalizedIllegalArgumentException,
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NullPointerException
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{
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return entry.containsAttribute(attributeDescription, values);
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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public boolean equals(final Object object)
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{
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return (object == this || entry.equals(object));
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}
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public Iterable<Attribute> getAllAttributes()
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{
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return Iterables.unmodifiable(Iterables.transform(entry
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.getAllAttributes(), UNMODIFIABLE_ATTRIBUTE_FUNCTION));
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}
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public Iterable<Attribute> getAllAttributes(
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final AttributeDescription attributeDescription)
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{
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return Iterables.unmodifiable(Iterables.transform(entry
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.getAllAttributes(attributeDescription),
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UNMODIFIABLE_ATTRIBUTE_FUNCTION));
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}
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/**
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* {@inheritDoc}
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*/
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public Iterable<Attribute> getAllAttributes(
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final String attributeDescription)
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throws LocalizedIllegalArgumentException, NullPointerException
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{
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return Iterables.unmodifiable(Iterables.transform(entry
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.getAllAttributes(attributeDescription),
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UNMODIFIABLE_ATTRIBUTE_FUNCTION));
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}
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public Attribute getAttribute(
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final AttributeDescription attributeDescription)
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{
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final Attribute attribute = entry.getAttribute(attributeDescription);
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if (attribute != null)
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{
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return Attributes.unmodifiableAttribute(attribute);
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}
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else
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{
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return null;
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}
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}
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/**
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* {@inheritDoc}
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*/
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public Attribute getAttribute(final String attributeDescription)
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throws LocalizedIllegalArgumentException, NullPointerException
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{
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final Attribute attribute = entry.getAttribute(attributeDescription);
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if (attribute != null)
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{
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return Attributes.unmodifiableAttribute(attribute);
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}
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else
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{
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return null;
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}
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}
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public int getAttributeCount()
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{
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return entry.getAttributeCount();
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}
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/**
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* {@inheritDoc}
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*/
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public DN getName()
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{
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return entry.getName();
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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public int hashCode()
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{
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return entry.hashCode();
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}
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/**
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* {@inheritDoc}
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*/
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public boolean removeAttribute(final Attribute attribute,
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final Collection<ByteString> missingValues)
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throws UnsupportedOperationException, NullPointerException
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{
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throw new UnsupportedOperationException();
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}
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public boolean removeAttribute(
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final AttributeDescription attributeDescription)
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throws UnsupportedOperationException, NullPointerException
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{
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throw new UnsupportedOperationException();
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}
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/**
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* {@inheritDoc}
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*/
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public Entry removeAttribute(final String attributeDescription,
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final Object... values) throws LocalizedIllegalArgumentException,
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UnsupportedOperationException, NullPointerException
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{
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throw new UnsupportedOperationException();
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}
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/**
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* {@inheritDoc}
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*/
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public boolean replaceAttribute(final Attribute attribute)
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throws UnsupportedOperationException, NullPointerException
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{
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throw new UnsupportedOperationException();
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}
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/**
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* {@inheritDoc}
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*/
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public Entry replaceAttribute(final String attributeDescription,
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final Object... values) throws LocalizedIllegalArgumentException,
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UnsupportedOperationException, NullPointerException
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{
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throw new UnsupportedOperationException();
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}
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public Entry setName(final DN dn) throws UnsupportedOperationException,
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NullPointerException
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{
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throw new UnsupportedOperationException();
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}
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/**
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* {@inheritDoc}
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*/
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public Entry setName(final String dn)
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throws LocalizedIllegalArgumentException,
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UnsupportedOperationException, NullPointerException
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{
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throw new UnsupportedOperationException();
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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public String toString()
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{
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return entry.toString();
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}
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}
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private static final Function<Attribute, Attribute, Void>
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UNMODIFIABLE_ATTRIBUTE_FUNCTION = new Function<Attribute, Attribute, Void>()
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{
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public Attribute apply(final Attribute value, final Void p)
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{
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return Attributes.unmodifiableAttribute(value);
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}
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};
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/**
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* Returns a read-only view of {@code entry} and its attributes. Query
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* operations on the returned entry and its attributes"read-through" to the
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* underlying entry or attribute, and attempts to modify the returned entry
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* and its attributes either directly or indirectly via an iterator result in
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* an {@code UnsupportedOperationException}.
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*
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* @param entry
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* The entry for which a read-only view is to be returned.
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* @return A read-only view of {@code entry}.
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* @throws NullPointerException
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* If {@code entry} was {@code null}.
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*/
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public static final Entry unmodifiableEntry(final Entry entry)
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throws NullPointerException
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{
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return new UnmodifiableEntry(entry);
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}
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// Prevent instantiation.
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private Entries()
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{
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// Nothing to do.
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}
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}
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