/*
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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 legal-notices/CDDLv1_0.txt
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* or http://forgerock.org/license/CDDLv1.0.html.
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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 legal-notices/CDDLv1_0.txt.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* 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 2008-2009 Sun Microsystems, Inc.
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* Portions Copyright 2014-2015 ForgeRock AS
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*/
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package org.opends.server.admin.client.spi;
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import static org.opends.server.admin.PropertyException.*;
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import java.util.ArrayList;
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import java.util.Collection;
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import java.util.Collections;
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import java.util.LinkedList;
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import java.util.List;
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import java.util.SortedSet;
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import org.forgerock.i18n.LocalizableMessage;
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import org.opends.server.admin.AbsoluteInheritedDefaultBehaviorProvider;
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import org.opends.server.admin.AbstractManagedObjectDefinition;
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import org.opends.server.admin.AliasDefaultBehaviorProvider;
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import org.opends.server.admin.Configuration;
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import org.opends.server.admin.ConfigurationClient;
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import org.opends.server.admin.Constraint;
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import org.opends.server.admin.DefaultBehaviorProviderVisitor;
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import org.opends.server.admin.DefinedDefaultBehaviorProvider;
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import org.opends.server.admin.DefinitionDecodingException;
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import org.opends.server.admin.DefinitionDecodingException.Reason;
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import org.opends.server.admin.InstantiableRelationDefinition;
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import org.opends.server.admin.ManagedObjectNotFoundException;
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import org.opends.server.admin.ManagedObjectPath;
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import org.opends.server.admin.OptionalRelationDefinition;
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import org.opends.server.admin.PropertyDefinition;
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import org.opends.server.admin.PropertyException;
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import org.opends.server.admin.PropertyNotFoundException;
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import org.opends.server.admin.PropertyOption;
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import org.opends.server.admin.RelationDefinition;
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import org.opends.server.admin.RelativeInheritedDefaultBehaviorProvider;
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import org.opends.server.admin.SetRelationDefinition;
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import org.opends.server.admin.UndefinedDefaultBehaviorProvider;
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import org.opends.server.admin.client.AuthorizationException;
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import org.opends.server.admin.client.ClientConstraintHandler;
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import org.opends.server.admin.client.CommunicationException;
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import org.opends.server.admin.client.ManagedObject;
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import org.opends.server.admin.client.ManagedObjectDecodingException;
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import org.opends.server.admin.client.ManagementContext;
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import org.opends.server.admin.client.OperationRejectedException;
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import org.opends.server.admin.client.OperationRejectedException.OperationType;
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import org.opends.server.admin.std.client.RootCfgClient;
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/**
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* An abstract management connection context driver which should form
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* the basis of driver implementations.
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*/
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public abstract class Driver {
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/**
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* A default behavior visitor used for retrieving the default values
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* of a property.
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*
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* @param <T>
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* The type of the property.
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*/
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private class DefaultValueFinder<T> implements
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DefaultBehaviorProviderVisitor<T, Collection<T>, Void> {
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/** Any exception that occurred whilst retrieving inherited default values. */
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private PropertyException exception;
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/** The path of the managed object containing the first property. */
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private final ManagedObjectPath<?, ?> firstPath;
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/** Indicates whether the managed object has been created yet. */
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private final boolean isCreate;
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/** The path of the managed object containing the next property. */
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private ManagedObjectPath<?, ?> nextPath;
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/** The next property whose default values were required. */
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private PropertyDefinition<T> nextProperty;
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/** Private constructor. */
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private DefaultValueFinder(ManagedObjectPath<?, ?> p, boolean isCreate) {
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this.firstPath = p;
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this.isCreate = isCreate;
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}
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/** {@inheritDoc} */
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@Override
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public Collection<T> visitAbsoluteInherited(
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AbsoluteInheritedDefaultBehaviorProvider<T> d, Void p) {
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try {
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return getInheritedProperty(d.getManagedObjectPath(), d
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.getManagedObjectDefinition(), d.getPropertyName());
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} catch (PropertyException e) {
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exception = e;
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return Collections.emptySet();
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}
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}
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/** {@inheritDoc} */
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@Override
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public Collection<T> visitAlias(AliasDefaultBehaviorProvider<T> d, Void p) {
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return Collections.emptySet();
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}
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/** {@inheritDoc} */
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@Override
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public Collection<T> visitDefined(DefinedDefaultBehaviorProvider<T> d,
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Void p) {
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Collection<String> stringValues = d.getDefaultValues();
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List<T> values = new ArrayList<>(stringValues.size());
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for (String stringValue : stringValues) {
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try {
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values.add(nextProperty.decodeValue(stringValue));
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} catch (PropertyException e) {
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exception = defaultBehaviorException(nextProperty, e);
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break;
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}
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}
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return values;
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}
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/** {@inheritDoc} */
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@Override
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public Collection<T> visitRelativeInherited(
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RelativeInheritedDefaultBehaviorProvider<T> d, Void p) {
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try {
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return getInheritedProperty(d.getManagedObjectPath(nextPath), d
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.getManagedObjectDefinition(), d.getPropertyName());
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} catch (PropertyException e) {
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exception = e;
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return Collections.emptySet();
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}
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}
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/** {@inheritDoc} */
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@Override
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public Collection<T> visitUndefined(UndefinedDefaultBehaviorProvider<T> d,
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Void p) {
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return Collections.emptySet();
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}
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/** Find the default values for the next path/property. */
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private Collection<T> find(ManagedObjectPath<?, ?> p,
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PropertyDefinition<T> pd) throws PropertyException {
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this.nextPath = p;
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this.nextProperty = pd;
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Collection<T> values = nextProperty.getDefaultBehaviorProvider().accept(
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this, null);
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if (exception != null) {
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throw exception;
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}
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if (values.size() > 1 && !pd.hasOption(PropertyOption.MULTI_VALUED)) {
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throw PropertyException.defaultBehaviorException(pd,
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PropertyException.propertyIsSingleValuedException(pd));
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}
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return values;
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}
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/** Get an inherited property value. */
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@SuppressWarnings("unchecked")
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private Collection<T> getInheritedProperty(ManagedObjectPath target,
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AbstractManagedObjectDefinition<?, ?> d, String propertyName)
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throws PropertyException {
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// First check that the requested type of managed object
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// corresponds to the path.
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AbstractManagedObjectDefinition<?, ?> actualType = target
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.getManagedObjectDefinition();
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if (!d.isParentOf(actualType)) {
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throw PropertyException.defaultBehaviorException(
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nextProperty, new DefinitionDecodingException(d,
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Reason.WRONG_TYPE_INFORMATION));
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}
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// Save the current property in case of recursion.
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PropertyDefinition<T> pd1 = nextProperty;
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try {
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// Determine the requested property definition.
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PropertyDefinition<T> pd2;
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try {
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// FIXME: we use the definition taken from the default
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// behavior here when we should really use the exact
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// definition of the component being created.
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PropertyDefinition<?> pdTmp = d.getPropertyDefinition(propertyName);
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pd2 = pd1.getClass().cast(pdTmp);
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} catch (IllegalArgumentException e) {
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throw new PropertyNotFoundException(propertyName);
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} catch (ClassCastException e) {
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// FIXME: would be nice to throw a better exception here.
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throw new PropertyNotFoundException(propertyName);
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}
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// If the path relates to the current managed object and the
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// managed object is in the process of being created it won't
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// exist, so we should just use the default values of the
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// referenced property.
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if (isCreate && firstPath.equals(target)) {
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// Recursively retrieve this property's default values.
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Collection<T> tmp = find(target, pd2);
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Collection<T> values = new ArrayList<>(tmp.size());
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for (T value : tmp) {
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pd1.validateValue(value);
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values.add(value);
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}
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return values;
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} else {
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// FIXME: issue 2481 - this is broken if the referenced property
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// inherits its defaults from the newly created managed object.
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return getPropertyValues(target, pd2);
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}
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} catch (PropertyException | DefinitionDecodingException | PropertyNotFoundException
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| AuthorizationException | ManagedObjectNotFoundException | CommunicationException e) {
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throw PropertyException.defaultBehaviorException(pd1, e);
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}
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}
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}
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/** Creates a new abstract management context. */
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protected Driver() {
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// No implementation required.
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}
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/** Closes any context associated with this management context driver. */
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public void close() {
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// do nothing by default
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}
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/**
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* Deletes the named instantiable child managed object from the
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* named parent managed object.
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*
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* @param <C>
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* The type of client managed object configuration that the
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* relation definition refers to.
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* @param <S>
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* The type of server managed object configuration that the
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* relation definition refers to.
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* @param parent
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* The path of the parent managed object.
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* @param rd
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* The instantiable relation definition.
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* @param name
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* The name of the child managed object to be removed.
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* @return Returns <code>true</code> if the named instantiable
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* child managed object was found, or <code>false</code>
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* if it was not found.
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* @throws IllegalArgumentException
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* If the relation definition is not associated with the
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* parent managed object's definition.
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* @throws ManagedObjectNotFoundException
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* If the parent managed object could not be found.
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* @throws OperationRejectedException
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* If the managed object cannot be removed due to some
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* client-side or server-side constraint which cannot be
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* satisfied (for example, if it is referenced by another
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* managed object).
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* @throws AuthorizationException
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* If the server refuses to remove the managed objects
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* because the client does not have the correct
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* privileges.
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* @throws CommunicationException
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* If the client cannot contact the server due to an
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* underlying communication problem.
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*/
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public final <C extends ConfigurationClient, S extends Configuration>
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boolean deleteManagedObject(
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ManagedObjectPath<?, ?> parent, InstantiableRelationDefinition<C, S> rd,
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String name) throws IllegalArgumentException,
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ManagedObjectNotFoundException, OperationRejectedException,
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AuthorizationException, CommunicationException {
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validateRelationDefinition(parent, rd);
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ManagedObjectPath<?, ?> child = parent.child(rd, name);
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return doDeleteManagedObject(child);
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}
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/**
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* Deletes the optional child managed object from the named parent
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* managed object.
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*
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* @param <C>
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* The type of client managed object configuration that the
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* relation definition refers to.
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* @param <S>
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* The type of server managed object configuration that the
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* relation definition refers to.
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* @param parent
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* The path of the parent managed object.
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* @param rd
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* The optional relation definition.
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* @return Returns <code>true</code> if the optional child managed
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* object was found, or <code>false</code> if it was not
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* found.
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* @throws IllegalArgumentException
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* If the relation definition is not associated with the
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* parent managed object's definition.
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* @throws ManagedObjectNotFoundException
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* If the parent managed object could not be found.
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* @throws OperationRejectedException
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* If the managed object cannot be removed due to some
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* client-side or server-side constraint which cannot be
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* satisfied (for example, if it is referenced by another
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* managed object).
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* @throws AuthorizationException
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* If the server refuses to remove the managed objects
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* because the client does not have the correct
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* privileges.
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* @throws CommunicationException
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* If the client cannot contact the server due to an
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* underlying communication problem.
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*/
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public final <C extends ConfigurationClient, S extends Configuration>
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boolean deleteManagedObject(
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ManagedObjectPath<?, ?> parent, OptionalRelationDefinition<C, S> rd)
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throws IllegalArgumentException, ManagedObjectNotFoundException,
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OperationRejectedException, AuthorizationException,
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CommunicationException {
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validateRelationDefinition(parent, rd);
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ManagedObjectPath<?, ?> child = parent.child(rd);
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return doDeleteManagedObject(child);
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}
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/**
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* Deletes the named instantiable child managed object from the
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* named parent managed object.
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*
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* @param <C>
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* The type of client managed object configuration that the
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* relation definition refers to.
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* @param <S>
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* The type of server managed object configuration that the
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* relation definition refers to.
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* @param parent
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* The path of the parent managed object.
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* @param rd
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* The instantiable relation definition.
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* @param name
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* The name of the child managed object to be removed.
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* @return Returns <code>true</code> if the named instantiable
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* child managed object was found, or <code>false</code>
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* if it was not found.
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* @throws IllegalArgumentException
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* If the relation definition is not associated with the
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* parent managed object's definition.
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* @throws ManagedObjectNotFoundException
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* If the parent managed object could not be found.
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* @throws OperationRejectedException
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* If the managed object cannot be removed due to some
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* client-side or server-side constraint which cannot be
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* satisfied (for example, if it is referenced by another
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* managed object).
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* @throws AuthorizationException
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* If the server refuses to remove the managed objects
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* because the client does not have the correct
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* privileges.
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* @throws CommunicationException
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* If the client cannot contact the server due to an
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* underlying communication problem.
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*/
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public final <C extends ConfigurationClient, S extends Configuration>
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boolean deleteManagedObject(
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ManagedObjectPath<?, ?> parent, SetRelationDefinition<C, S> rd,
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String name) throws IllegalArgumentException,
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ManagedObjectNotFoundException, OperationRejectedException,
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AuthorizationException, CommunicationException {
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validateRelationDefinition(parent, rd);
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ManagedObjectPath<?, ?> child = parent.child(rd, name);
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return doDeleteManagedObject(child);
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}
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/**
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* Gets the named managed object. The path is guaranteed to be
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* non-empty, so implementations do not need to worry about handling
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* this special case.
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*
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* @param <C>
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* The type of client managed object configuration that the
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* path definition refers to.
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* @param <S>
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* The type of server managed object configuration that the
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* path definition refers to.
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* @param path
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* The non-empty path of the managed object.
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* @return Returns the named managed object.
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* @throws DefinitionDecodingException
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* If the managed object was found but its type could not
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* be determined.
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* @throws ManagedObjectDecodingException
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* If the managed object was found but one or more of its
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* properties could not be decoded.
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* @throws ManagedObjectNotFoundException
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* If the requested managed object could not be found on
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* the server.
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* @throws AuthorizationException
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* If the server refuses to retrieve the managed object
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* because the client does not have the correct
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* privileges.
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* @throws CommunicationException
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* If the client cannot contact the server due to an
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* underlying communication problem.
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*/
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public abstract <C extends ConfigurationClient, S extends Configuration>
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ManagedObject<? extends C> getManagedObject(
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ManagedObjectPath<C, S> path) throws DefinitionDecodingException,
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ManagedObjectDecodingException, ManagedObjectNotFoundException,
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AuthorizationException, CommunicationException;
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/**
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* Gets the effective values of a property in the named managed
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* object.
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* <p>
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* Implementations MUST NOT not use
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* {@link #getManagedObject(ManagedObjectPath)} to read the
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* referenced managed object in its entirety. Specifically,
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* implementations MUST only attempt to resolve the default values
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* for the requested property and its dependencies (if it uses
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* inherited defaults). This is to avoid infinite recursion where a
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* managed object contains a property which inherits default values
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* from another property in the same managed object.
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*
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* @param <C>
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* The type of client managed object configuration that the
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* path definition refers to.
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* @param <S>
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* The type of server managed object configuration that the
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* path definition refers to.
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* @param <PD>
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* The type of the property to be retrieved.
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* @param path
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* The path of the managed object containing the property.
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* @param pd
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* The property to be retrieved.
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* @return Returns the property's effective values, or an empty set
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* if there are no values defined.
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* @throws IllegalArgumentException
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* If the property definition is not associated with the
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* referenced managed object's definition.
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* @throws DefinitionDecodingException
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* If the managed object was found but its type could not
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* be determined.
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* @throws PropertyException
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* If the managed object was found but the requested
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* property could not be decoded.
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* @throws ManagedObjectNotFoundException
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* If the requested managed object could not be found on
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* the server.
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* @throws AuthorizationException
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* If the server refuses to retrieve the managed object
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* because the client does not have the correct
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* privileges.
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* @throws CommunicationException
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* If the client cannot contact the server due to an
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* underlying communication problem.
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*/
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public abstract <C extends ConfigurationClient, S extends Configuration, PD>
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SortedSet<PD> getPropertyValues(
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ManagedObjectPath<C, S> path, PropertyDefinition<PD> pd)
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throws IllegalArgumentException, DefinitionDecodingException,
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AuthorizationException, ManagedObjectNotFoundException,
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CommunicationException, PropertyException;
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/**
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* Gets the root configuration managed object associated with this
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* management context driver.
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*
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* @return Returns the root configuration managed object associated
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* with this management context driver.
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*/
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public abstract
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ManagedObject<RootCfgClient> getRootConfigurationManagedObject();
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/**
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* Lists the child managed objects of the named parent managed
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* object which are a sub-type of the specified managed object
|
* definition.
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*
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* @param <C>
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* The type of client managed object configuration that the
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* relation definition refers to.
|
* @param <S>
|
* The type of server managed object configuration that the
|
* relation definition refers to.
|
* @param parent
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* The path of the parent managed object.
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* @param rd
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* The instantiable relation definition.
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* @param d
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* The managed object definition.
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* @return Returns the names of the child managed objects which are
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* a sub-type of the specified managed object definition.
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* @throws IllegalArgumentException
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* If the relation definition is not associated with the
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* parent managed object's definition.
|
* @throws ManagedObjectNotFoundException
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* If the parent managed object could not be found.
|
* @throws AuthorizationException
|
* If the server refuses to list the managed objects
|
* because the client does not have the correct
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* privileges.
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* @throws CommunicationException
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* If the client cannot contact the server due to an
|
* underlying communication problem.
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*/
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public abstract <C extends ConfigurationClient, S extends Configuration>
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String[] listManagedObjects(
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ManagedObjectPath<?, ?> parent, InstantiableRelationDefinition<C, S> rd,
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AbstractManagedObjectDefinition<? extends C, ? extends S> d)
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throws IllegalArgumentException, ManagedObjectNotFoundException,
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AuthorizationException, CommunicationException;
|
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/**
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* Lists the child managed objects of the named parent managed
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* object which are a sub-type of the specified managed object
|
* definition.
|
*
|
* @param <C>
|
* The type of client managed object configuration that the
|
* relation definition refers to.
|
* @param <S>
|
* The type of server managed object configuration that the
|
* relation definition refers to.
|
* @param parent
|
* The path of the parent managed object.
|
* @param rd
|
* The set relation definition.
|
* @param d
|
* The managed object definition.
|
* @return Returns the names of the child managed objects which are
|
* a sub-type of the specified managed object definition.
|
* @throws IllegalArgumentException
|
* If the relation definition is not associated with the
|
* parent managed object's definition.
|
* @throws ManagedObjectNotFoundException
|
* If the parent managed object could not be found.
|
* @throws AuthorizationException
|
* If the server refuses to list the managed objects
|
* because the client does not have the correct
|
* privileges.
|
* @throws CommunicationException
|
* If the client cannot contact the server due to an
|
* underlying communication problem.
|
*/
|
public abstract <C extends ConfigurationClient, S extends Configuration>
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String[] listManagedObjects(
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ManagedObjectPath<?, ?> parent, SetRelationDefinition<C, S> rd,
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AbstractManagedObjectDefinition<? extends C, ? extends S> d)
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throws IllegalArgumentException, ManagedObjectNotFoundException,
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AuthorizationException, CommunicationException;
|
|
/**
|
* Determines whether or not the named managed object exists.
|
* <p>
|
* Implementations should always return <code>true</code> when the
|
* provided path is empty.
|
*
|
* @param path
|
* The path of the named managed object.
|
* @return Returns <code>true</code> if the named managed object
|
* exists, <code>false</code> otherwise.
|
* @throws ManagedObjectNotFoundException
|
* If the parent managed object could not be found.
|
* @throws AuthorizationException
|
* If the server refuses to make the determination because
|
* the client does not have the correct privileges.
|
* @throws CommunicationException
|
* If the client cannot contact the server due to an
|
* underlying communication problem.
|
*/
|
public abstract boolean managedObjectExists(ManagedObjectPath<?, ?> path)
|
throws ManagedObjectNotFoundException, AuthorizationException,
|
CommunicationException;
|
|
/**
|
* Deletes the named managed object.
|
* <p>
|
* Implementations do not need check whether the named managed
|
* object exists, nor do they need to enforce client constraints.
|
*
|
* @param <C>
|
* The type of client managed object configuration that the
|
* relation definition refers to.
|
* @param <S>
|
* The type of server managed object configuration that the
|
* relation definition refers to.
|
* @param path
|
* The path of the managed object to be deleted.
|
* @throws OperationRejectedException
|
* If the managed object cannot be removed due to some
|
* server-side constraint which cannot be satisfied (for
|
* example, if it is referenced by another managed
|
* object).
|
* @throws AuthorizationException
|
* If the server refuses to remove the managed objects
|
* because the client does not have the correct
|
* privileges.
|
* @throws CommunicationException
|
* If the client cannot contact the server due to an
|
* underlying communication problem.
|
*/
|
protected abstract <C extends ConfigurationClient, S extends Configuration>
|
void deleteManagedObject(
|
ManagedObjectPath<C, S> path) throws OperationRejectedException,
|
AuthorizationException, CommunicationException;
|
|
/**
|
* Gets the default values for the specified property.
|
*
|
* @param <PD>
|
* The type of the property.
|
* @param p
|
* The managed object path of the current managed object.
|
* @param pd
|
* The property definition.
|
* @param isCreate
|
* Indicates whether the managed object has been created
|
* yet.
|
* @return Returns the default values for the specified property.
|
* @throws PropertyException
|
* If the default values could not be retrieved or decoded
|
* properly.
|
*/
|
protected final <PD> Collection<PD> findDefaultValues(
|
ManagedObjectPath<?, ?> p, PropertyDefinition<PD> pd, boolean isCreate)
|
throws PropertyException {
|
DefaultValueFinder<PD> v = new DefaultValueFinder<>(p, isCreate);
|
return v.find(p, pd);
|
}
|
|
/**
|
* Gets the management context associated with this driver.
|
*
|
* @return Returns the management context associated with this
|
* driver.
|
*/
|
protected abstract ManagementContext getManagementContext();
|
|
/**
|
* Validate that a relation definition belongs to the managed object
|
* referenced by the provided path.
|
*
|
* @param path
|
* The parent managed object path.
|
* @param rd
|
* The relation definition.
|
* @throws IllegalArgumentException
|
* If the relation definition does not belong to the
|
* managed object definition.
|
*/
|
protected final void validateRelationDefinition(ManagedObjectPath<?, ?> path,
|
RelationDefinition<?, ?> rd) throws IllegalArgumentException {
|
AbstractManagedObjectDefinition<?, ?> d = path.getManagedObjectDefinition();
|
RelationDefinition<?, ?> tmp = d.getRelationDefinition(rd.getName());
|
if (tmp != rd) {
|
throw new IllegalArgumentException("The relation " + rd.getName()
|
+ " is not associated with a " + d.getName());
|
}
|
}
|
|
/**
|
* Remove a managed object, first ensuring that the parent exists,
|
* then ensuring that the child exists, before ensuring that any
|
* constraints are satisfied.
|
*/
|
private <C extends ConfigurationClient, S extends Configuration>
|
boolean doDeleteManagedObject(
|
ManagedObjectPath<C, S> path) throws ManagedObjectNotFoundException,
|
OperationRejectedException, AuthorizationException,
|
CommunicationException {
|
// First make sure that the parent exists.
|
if (!managedObjectExists(path.parent())) {
|
throw new ManagedObjectNotFoundException();
|
}
|
|
// Make sure that the targeted managed object exists.
|
if (!managedObjectExists(path)) {
|
return false;
|
}
|
|
// The targeted managed object is guaranteed to exist, so enforce
|
// any constraints.
|
AbstractManagedObjectDefinition<?, ?> d = path.getManagedObjectDefinition();
|
List<LocalizableMessage> messages = new LinkedList<>();
|
boolean isAcceptable = true;
|
|
for (Constraint constraint : d.getAllConstraints()) {
|
for (ClientConstraintHandler handler : constraint
|
.getClientConstraintHandlers()) {
|
ManagementContext context = getManagementContext();
|
if (!handler.isDeleteAcceptable(context, path, messages)) {
|
isAcceptable = false;
|
}
|
}
|
if (!isAcceptable) {
|
break;
|
}
|
}
|
|
if (!isAcceptable) {
|
throw new OperationRejectedException(OperationType.DELETE, d
|
.getUserFriendlyName(), messages);
|
}
|
|
deleteManagedObject(path);
|
return true;
|
}
|
}
|
