/*
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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 2006-2008 Sun Microsystems, Inc.
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* Portions Copyright 2013-2014 ForgeRock AS
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*/
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package org.opends.server.protocols.ldap;
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import java.io.IOException;
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import java.util.Iterator;
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import java.util.LinkedHashSet;
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import java.util.Set;
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import org.forgerock.opendj.io.ASN1Writer;
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import org.forgerock.opendj.ldap.ByteString;
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import org.forgerock.opendj.ldap.DereferenceAliasesPolicy;
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import org.opends.server.types.RawFilter;
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import org.forgerock.opendj.ldap.SearchScope;
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import static org.opends.server.protocols.ldap.LDAPConstants.*;
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import static org.opends.server.util.ServerConstants.*;
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/**
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* This class defines the structures and methods for an LDAP search request
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* protocol op, which is used to locate entries based on a set of criteria.
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*/
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public class SearchRequestProtocolOp
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extends ProtocolOp
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{
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/** The typesOnly flag for this search request. */
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private boolean typesOnly;
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/** The alias dereferencing policy for this search request. */
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private DereferenceAliasesPolicy dereferencePolicy;
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/** The base DN for this search request. */
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private ByteString baseDN;
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/** The size limit for this search request. */
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private int sizeLimit;
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/** The time limit for this search request. */
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private int timeLimit;
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/** The filter for this search request. */
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private RawFilter filter;
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/** The set of requested attributes for this search request. */
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private Set<String> attributes;
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/** The scope for this search request. */
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private SearchScope scope;
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/**
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* Creates a new search request protocol op with the provided information.
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*
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* @param baseDN The base DN for this search request.
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* @param scope The scope for this search request.
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* @param dereferencePolicy The alias dereferencing policy for this search
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* request.
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* @param sizeLimit The size limit for this search request.
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* @param timeLimit The time limit for this search request.
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* @param typesOnly The typesOnly flag for this search request.
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* @param filter The filter for this search request.
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* @param attributes The set of requested attributes for this search
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* request.
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*/
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public SearchRequestProtocolOp(ByteString baseDN, SearchScope scope,
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DereferenceAliasesPolicy dereferencePolicy,
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int sizeLimit, int timeLimit,
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boolean typesOnly, RawFilter filter,
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Set<String> attributes)
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{
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this.baseDN = baseDN;
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this.scope = scope;
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this.dereferencePolicy = dereferencePolicy;
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this.sizeLimit = sizeLimit;
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this.timeLimit = timeLimit;
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this.typesOnly = typesOnly;
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this.filter = filter;
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if (attributes == null)
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{
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this.attributes = new LinkedHashSet<String>(0);
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}
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else
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{
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this.attributes = attributes;
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}
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}
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/**
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* Retrieves the base DN for this search request.
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*
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* @return The base DN for this search request.
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*/
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public ByteString getBaseDN()
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{
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return baseDN;
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}
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/**
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* Retrieves the scope for this search request.
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*
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* @return The scope for this search request.
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*/
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public SearchScope getScope()
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{
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return scope;
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}
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/**
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* Retrieves the alias dereferencing policy for this search request.
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*
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* @return The alias dereferencing policy for this search request.
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*/
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public DereferenceAliasesPolicy getDereferencePolicy()
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{
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return dereferencePolicy;
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}
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/**
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* Retrieves the size limit for this search request.
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*
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* @return The size limit for this search request.
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*/
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public int getSizeLimit()
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{
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return sizeLimit;
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}
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/**
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* Retrieves the time limit for this search request.
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*
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* @return The time limit for this search request.
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*/
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public int getTimeLimit()
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{
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return timeLimit;
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}
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/**
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* Retrieves the value of the typesOnly flag for this search request.
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*
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* @return The value of tye typesOnly flag for this search request.
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*/
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public boolean getTypesOnly()
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{
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return typesOnly;
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}
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/**
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* Retrieves the filter for this search request.
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*
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* @return The filter for this search request.
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*/
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public RawFilter getFilter()
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{
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return filter;
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}
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/**
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* Retrieves the set of requested attributes for this search request. The
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* returned list may be modified by the caller.
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*
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* @return The set of requested attributes for this search request.
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*/
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public Set<String> getAttributes()
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{
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return attributes;
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}
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/**
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* Retrieves the BER type for this protocol op.
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*
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* @return The BER type for this protocol op.
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*/
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@Override
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public byte getType()
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{
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return OP_TYPE_SEARCH_REQUEST;
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}
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/**
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* Retrieves the name for this protocol op type.
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*
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* @return The name for this protocol op type.
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*/
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@Override
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public String getProtocolOpName()
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{
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return "Search Request";
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}
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/**
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* Writes this protocol op to an ASN.1 output stream.
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*
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* @param stream The ASN.1 output stream to write to.
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* @throws IOException If a problem occurs while writing to the stream.
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*/
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@Override
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public void write(ASN1Writer stream) throws IOException
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{
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stream.writeStartSequence(OP_TYPE_SEARCH_REQUEST);
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stream.writeOctetString(baseDN);
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stream.writeEnumerated(scope.intValue());
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stream.writeEnumerated(dereferencePolicy.intValue());
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stream.writeInteger(sizeLimit);
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stream.writeInteger(timeLimit);
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stream.writeBoolean(typesOnly);
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filter.write(stream);
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stream.writeStartSequence();
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for(String attribute : attributes)
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{
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stream.writeOctetString(attribute);
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}
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stream.writeEndSequence();
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stream.writeEndSequence();
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}
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/**
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* Appends a string representation of this LDAP protocol op to the provided
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* buffer.
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*
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* @param buffer The buffer to which the string should be appended.
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*/
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@Override
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public void toString(StringBuilder buffer)
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{
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buffer.append("SearchRequest(baseDN=");
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buffer.append(baseDN.toString());
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buffer.append(", scope=");
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buffer.append(String.valueOf(scope));
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buffer.append(", derefPolicy=");
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buffer.append(String.valueOf(dereferencePolicy));
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buffer.append(", sizeLimit=");
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buffer.append(sizeLimit);
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buffer.append(", timeLimit=");
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buffer.append(timeLimit);
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buffer.append(", typesOnly=");
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buffer.append(typesOnly);
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buffer.append(", filter=");
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filter.toString(buffer);
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buffer.append(", attributes={");
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if ((attributes != null) && (! attributes.isEmpty()))
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{
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Iterator<String> iterator = attributes.iterator();
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buffer.append(iterator.next());
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while (iterator.hasNext())
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{
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buffer.append(", ");
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buffer.append(iterator.next());
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}
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}
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buffer.append("})");
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}
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/**
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* Appends a multi-line string representation of this LDAP protocol op to the
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* provided buffer.
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*
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* @param buffer The buffer to which the information should be appended.
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* @param indent The number of spaces from the margin that the lines should
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* be indented.
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*/
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@Override
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public void toString(StringBuilder buffer, int indent)
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{
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StringBuilder indentBuf = new StringBuilder(indent);
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for (int i=0 ; i < indent; i++)
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{
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indentBuf.append(' ');
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}
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buffer.append(indentBuf);
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buffer.append("Search Request");
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buffer.append(EOL);
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buffer.append(indentBuf);
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buffer.append(" Base DN: ");
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buffer.append(baseDN.toString());
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buffer.append(EOL);
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buffer.append(indentBuf);
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buffer.append(" Scope: ");
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buffer.append(String.valueOf(scope));
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buffer.append(EOL);
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buffer.append(indentBuf);
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buffer.append(" Dereference Policy: ");
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buffer.append(String.valueOf(dereferencePolicy));
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buffer.append(EOL);
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buffer.append(indentBuf);
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buffer.append(" Size Limit: ");
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buffer.append(sizeLimit);
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buffer.append(EOL);
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buffer.append(indentBuf);
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buffer.append(" Time Limit: ");
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buffer.append(timeLimit);
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buffer.append(EOL);
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buffer.append(indentBuf);
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buffer.append(" Types Only: ");
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buffer.append(typesOnly);
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buffer.append(EOL);
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buffer.append(indentBuf);
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buffer.append(" Filter: ");
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filter.toString(buffer);
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buffer.append(EOL);
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buffer.append(indentBuf);
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buffer.append(" Attributes:");
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buffer.append(EOL);
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if (attributes != null)
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{
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for (String attribute : attributes)
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{
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buffer.append(indentBuf);
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buffer.append(" ");
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buffer.append(attribute);
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buffer.append(EOL);
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}
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}
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}
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}
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