/*
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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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* Portions Copyright 2006-2007 Sun Microsystems, Inc.
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*/
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package org.opends.server.api;
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import org.opends.server.admin.std.server.AccessControlHandlerCfg;
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import org.opends.server.config.ConfigException;
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import org.opends.server.core.*;
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import org.opends.server.types.*;
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import org.opends.server.workflowelement.localbackend.*;
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/**
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* This class defines the set of methods and structures that must be
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* implemented by a Directory Server access control handler. All
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* methods in this class should take the entire request into account
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* when making the determination, including any request controls that
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* might have been provided.
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*
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* @param <T> The type of access control configuration handled by
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* this access control provider implementation.
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*/
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public abstract class AccessControlHandler
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<T extends AccessControlHandlerCfg>
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{
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/**
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* Initializes the access control handler implementation based on
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* the information in the provided configuration entry.
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*
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* @param configuration The configuration object that contains the
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* information to use to initialize this
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* access control handler.
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*
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* @throws ConfigException If an unrecoverable problem arises in
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* the process of performing the
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* initialization.
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*
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* @throws InitializationException If a problem occurs during
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* initialization that is not
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* related to the server
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* configuration.
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*/
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public abstract void initializeAccessControlHandler(T configuration)
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throws ConfigException, InitializationException;
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/**
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* Performs any necessary finalization for the access control
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* handler implementation. This will be called just after the
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* handler has been deregistered with the server but before it has
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* been unloaded.
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*/
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public abstract void finalizeAccessControlHandler();
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/**
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* Indicates whether the provided add operation is allowed based on
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* the access control configuration. This method should not alter
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* the provided add operation in any way.
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*
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* @param addOperation The operation for which to make the
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* determination.
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*
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* @return {@code true} if the operation should be allowed by the
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* access control configuration, or {@code false} if not.
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*/
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public abstract boolean isAllowed(LocalBackendAddOperation
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addOperation);
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/**
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* Indicates whether the provided bind operation is allowed based on
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* the access control configuration. This method should not alter
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* the provided bind operation in any way.
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*
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* @param bindOperation The operation for which to make the
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* determination.
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*
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* @return {@code true} if the operation should be allowed by the
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* access control configuration, or {@code false} if not.
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*/
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public abstract boolean isAllowed(LocalBackendBindOperation
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bindOperation);
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/**
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* Indicates whether the provided compare operation is allowed based
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* on the access control configuration. This method should not
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* alter the provided compare operation in any way.
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*
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* @param compareOperation The operation for which to make the
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* determination.
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*
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* @return {@code true} if the operation should be allowed by the
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* access control configuration, or {@code false} if not.
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*/
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public abstract boolean isAllowed(CompareOperation
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compareOperation);
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/**
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* Indicates whether the provided delete operation is allowed based
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* on the access control configuration. This method should not
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* alter the provided delete operation in any way.
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*
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* @param deleteOperation The operation for which to make the
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* determination.
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*
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* @return {@code true} if the operation should be allowed by the
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* access control configuration, or {@code false} if not.
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*/
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public abstract boolean isAllowed(LocalBackendDeleteOperation
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deleteOperation);
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/**
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* Indicates whether the provided extended operation is allowed
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* based on the access control configuration. This method should
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* not alter the provided extended operation in any way.
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*
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* @param extendedOperation The operation for which to make the
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* determination.
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*
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* @return {@code true} if the operation should be allowed by the
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* access control configuration, or {@code false} if not.
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*/
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public abstract boolean isAllowed(ExtendedOperation
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extendedOperation);
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/**
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* Indicates whether the provided modify operation is allowed based
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* on the access control configuration. This method should not
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* alter the provided modify operation in any way.
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*
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* @param modifyOperation The operation for which to make the
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* determination.
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*
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* @return {@code true} if the operation should be allowed by the
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* access control configuration, or {@code false} if not.
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*/
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public abstract boolean isAllowed(LocalBackendModifyOperation
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modifyOperation);
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/**
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* Indicates whether the provided modify DN operation is allowed
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* based on the access control configuration. This method should
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* not alter the provided modify DN operation in any way.
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*
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* @param modifyDNOperation The operation for which to make the
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* determination.
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*
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* @return {@code true} if the operation should be allowed by the
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* access control configuration, or {@code false} if not.
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*/
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public abstract boolean isAllowed(ModifyDNOperation
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modifyDNOperation);
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/**
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* Indicates whether the provided search operation is allowed based
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* on the access control configuration. This method may only alter
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* the provided search operation in order to add an opaque block of
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* data to it that will be made available for use in determining
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* whether matching search result entries or search result
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* references may be allowed.
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*
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* @param searchOperation The operation for which to make the
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* determination.
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*
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* @return {@code true} if the operation should be allowed by the
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* access control configuration, or {@code false} if not.
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*/
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public abstract boolean isAllowed(LocalBackendSearchOperation
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searchOperation);
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/**
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* Indicates whether the provided search result entry may be sent to
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* the client. Implementations <b>must not under any
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* circumstances</b> modify the search entry in any way.
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*
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* @param searchOperation The search operation with which the
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* provided entry is associated.
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* @param searchEntry The search result entry for which to
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* make the determination.
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*
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* @return {@code true} if the access control configuration allows
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* the entry to be returned to the client, or {@code false}
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* if not.
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*/
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public abstract boolean maySend(SearchOperation searchOperation,
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SearchResultEntry searchEntry);
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/**
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* Filter the contents of the provided entry such that it no longer
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* contains any attributes or values that the client is not
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* permitted to access.
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*
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* @param searchOperation The search operation with which the
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* provided entry is associated.
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* @param searchEntry The search result entry to be filtered.
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*
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* @return Returns the entry with filtered attributes and values
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* removed.
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*/
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public abstract SearchResultEntry
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filterEntry(SearchOperation searchOperation,
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SearchResultEntry searchEntry);
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/**
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* Indicates whether the provided search result reference may be
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* sent to the client.
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*
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* @param searchOperation The search operation with which the
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* provided reference is associated.
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* @param searchReference The search result reference for which to
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* make the determination.
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*
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* @return {@code true} if the access control configuration allows
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* the reference to be returned to the client, or
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* {@code false} if not.
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*/
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public abstract boolean maySend(SearchOperation searchOperation,
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SearchResultReference searchReference);
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/**
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* Indicates whether a proxied authorization control is allowed
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* based on the current operation and the new authorization entry.
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*
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* @param operation The operation with which the
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* proxied authorization control is
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* associated.
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* @param newAuthorizationEntry The new authorization entry
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* related to the proxied
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* authorization control
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* authorization ID.
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*
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* @return {@code true} if the operation should be allowed to use
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* the proxied authorization control, or {@code false} if
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* not.
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*/
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public abstract boolean isProxiedAuthAllowed(Operation operation,
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Entry newAuthorizationEntry);
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/**
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* Indicates whether a getEffectiveRights control is allowed
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* based on the current operation and the control contents.
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*
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* @param operation The operation with which the
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* getEffectiveRights control is associated.
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* This is always a SearchOperation.
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* @param control The control class containing the decoded
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* getEffectiveRights control contents.
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*
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* @return {@code true} if the use of the getEffectiveRights
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* control should be allowed, or {@code false} if not.
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*/
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public abstract boolean isGetEffectiveRightsAllowed(
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SearchOperation operation,
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Control control);
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}
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