/*
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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.protocols.ldap;
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import org.opends.messages.Message;
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import java.util.ArrayList;
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import java.util.Iterator;
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import java.util.List;
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import org.opends.server.protocols.asn1.ASN1Element;
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import org.opends.server.protocols.asn1.ASN1OctetString;
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import org.opends.server.protocols.asn1.ASN1Sequence;
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import org.opends.server.types.DebugLogLevel;
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import org.opends.server.types.LDAPException;
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import org.opends.server.types.RawAttribute;
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import org.opends.server.util.Base64;
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import static org.opends.server.loggers.debug.DebugLogger.*;
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import org.opends.server.loggers.debug.DebugTracer;
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import static org.opends.messages.ProtocolMessages.*;
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import static org.opends.server.protocols.ldap.LDAPConstants.*;
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import static org.opends.server.protocols.ldap.LDAPResultCode.*;
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import static org.opends.server.util.ServerConstants.*;
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import static org.opends.server.util.StaticUtils.*;
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/**
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* This class defines the structures and methods for an LDAP add request
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* protocol op, which is used to add a new entry to the Directory Server.
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*/
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public class AddRequestProtocolOp
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extends ProtocolOp
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{
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/**
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* The tracer object for the debug logger.
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*/
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private static final DebugTracer TRACER = getTracer();
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// The set of attributes for this add request.
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private List<RawAttribute> attributes;
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// The DN for this add request.
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private ASN1OctetString dn;
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/**
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* Creates a new LDAP add request protocol op with the specified DN and no
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* attributes.
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*
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* @param dn The DN for this add request.
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*/
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public AddRequestProtocolOp(ASN1OctetString dn)
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{
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this.dn = dn;
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this.attributes = new ArrayList<RawAttribute>();
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}
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/**
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* Creates a new LDAP add request protocol op with the specified DN and set of
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* attributes.
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*
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* @param dn The DN for this add request.
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* @param attributes The set of attributes for this add request.
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*/
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public AddRequestProtocolOp(ASN1OctetString dn,
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ArrayList<RawAttribute> attributes)
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{
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this.dn = dn;
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if (attributes == null)
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{
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this.attributes = new ArrayList<RawAttribute>();
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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 DN for this add request.
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*
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* @return The DN for this add request.
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*/
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public ASN1OctetString getDN()
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{
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return dn;
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}
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/**
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* Specifies the DN for this add request.
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*
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* @param dn The DN for this add request.
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*/
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public void setDN(ASN1OctetString dn)
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{
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this.dn = dn;
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}
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/**
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* Retrieves the set of attributes for this add request. The returned list
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* may be altered by the caller.
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*
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* @return The set of attributes for this add request.
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*/
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public List<RawAttribute> 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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public byte getType()
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{
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return OP_TYPE_ADD_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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public String getProtocolOpName()
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{
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return "Add Request";
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}
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/**
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* Encodes this protocol op to an ASN.1 element suitable for including in an
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* LDAP message.
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*
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* @return The ASN.1 element containing the encoded protocol op.
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*/
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public ASN1Element encode()
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{
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ArrayList<ASN1Element> elements = new ArrayList<ASN1Element>(2);
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elements.add(dn);
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ArrayList<ASN1Element> attrElements =
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new ArrayList<ASN1Element>(attributes.size());
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for (RawAttribute attr : attributes)
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{
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attrElements.add(attr.encode());
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}
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elements.add(new ASN1Sequence(attrElements));
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return new ASN1Sequence(OP_TYPE_ADD_REQUEST, elements);
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}
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/**
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* Decodes the provided ASN.1 element as an LDAP add request protocol op.
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*
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* @param element The ASN.1 element to be decoded.
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*
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* @return The decoded add request protocol op.
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*
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* @throws LDAPException If a problem occurs while decoding the provided
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* ASN.1 element as an LDAP add request protocol op.
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*/
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public static AddRequestProtocolOp decodeAddRequest(ASN1Element element)
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throws LDAPException
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{
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ArrayList<ASN1Element> elements;
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try
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{
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elements = element.decodeAsSequence().elements();
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}
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catch (Exception e)
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{
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if (debugEnabled())
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{
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TRACER.debugCaught(DebugLogLevel.ERROR, e);
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}
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Message message =
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ERR_LDAP_ADD_REQUEST_DECODE_SEQUENCE.get(String.valueOf(e));
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throw new LDAPException(PROTOCOL_ERROR, message, e);
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}
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int numElements = elements.size();
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if (numElements != 2)
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{
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Message message =
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ERR_LDAP_ADD_REQUEST_DECODE_INVALID_ELEMENT_COUNT.get(numElements);
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throw new LDAPException(PROTOCOL_ERROR, message);
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}
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ASN1OctetString dn;
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try
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{
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dn = elements.get(0).decodeAsOctetString();
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}
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catch (Exception e)
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{
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if (debugEnabled())
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{
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TRACER.debugCaught(DebugLogLevel.ERROR, e);
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}
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Message message = ERR_LDAP_ADD_REQUEST_DECODE_DN.get(String.valueOf(e));
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throw new LDAPException(PROTOCOL_ERROR, message, e);
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}
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ArrayList<RawAttribute> attributes;
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try
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{
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ArrayList<ASN1Element> attrElements =
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elements.get(1).decodeAsSequence().elements();
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attributes = new ArrayList<RawAttribute>(attrElements.size());
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for (ASN1Element e : attrElements)
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{
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attributes.add(LDAPAttribute.decode(e));
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}
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}
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catch (Exception e)
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{
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if (debugEnabled())
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{
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TRACER.debugCaught(DebugLogLevel.ERROR, e);
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}
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Message message =
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ERR_LDAP_ADD_REQUEST_DECODE_ATTRS.get(String.valueOf(e));
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throw new LDAPException(PROTOCOL_ERROR, message, e);
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}
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return new AddRequestProtocolOp(dn, attributes);
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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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public void toString(StringBuilder buffer)
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{
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buffer.append("AddRequest(dn=");
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dn.toString(buffer);
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buffer.append(", attrs={");
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if (! attributes.isEmpty())
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{
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Iterator<RawAttribute> iterator = attributes.iterator();
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iterator.next().toString(buffer);
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while (iterator.hasNext())
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{
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buffer.append(", ");
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iterator.next().toString(buffer);
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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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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("Add Request");
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buffer.append(EOL);
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buffer.append(indentBuf);
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buffer.append(" DN: ");
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dn.toString(buffer);
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buffer.append(EOL);
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buffer.append(" Attributes:");
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buffer.append(EOL);
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for (RawAttribute attribute : attributes)
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{
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attribute.toString(buffer, indent+4);
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}
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}
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/**
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* Appends an LDIF representation of the entry to the provided buffer.
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*
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* @param buffer The buffer to which the entry should be appended.
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* @param wrapColumn The column at which long lines should be wrapped.
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*/
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public void toLDIF(StringBuilder buffer, int wrapColumn)
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{
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// Add the DN to the buffer.
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String dnString;
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int colsRemaining;
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if (needsBase64Encoding(dn.value()))
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{
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dnString = Base64.encode(dn.value());
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buffer.append("dn:: ");
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colsRemaining = wrapColumn - 5;
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}
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else
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{
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dnString = dn.stringValue();
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buffer.append("dn: ");
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colsRemaining = wrapColumn - 4;
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}
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int dnLength = dnString.length();
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if ((dnLength <= colsRemaining) || (colsRemaining <= 0))
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{
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buffer.append(dnString);
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buffer.append(EOL);
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}
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else
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{
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buffer.append(dnString.substring(0, colsRemaining));
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buffer.append(EOL);
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int startPos = colsRemaining;
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while ((dnLength - startPos) > (wrapColumn - 1))
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{
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buffer.append(" ");
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buffer.append(dnString.substring(startPos, (startPos+wrapColumn-1)));
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buffer.append(EOL);
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startPos += (wrapColumn-1);
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}
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if (startPos < dnLength)
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{
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buffer.append(" ");
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buffer.append(dnString.substring(startPos));
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buffer.append(EOL);
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}
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}
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// Add the attributes to the buffer.
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for (RawAttribute a : attributes)
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{
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String name = a.getAttributeType();
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int nameLength = name.length();
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for (ASN1OctetString v : a.getValues())
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{
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String valueString;
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if (needsBase64Encoding(v.value()))
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{
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valueString = Base64.encode(v.value());
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buffer.append(name);
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buffer.append(":: ");
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colsRemaining = wrapColumn - nameLength - 3;
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}
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else
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{
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valueString = v.stringValue();
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buffer.append(name);
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buffer.append(": ");
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colsRemaining = wrapColumn - nameLength - 2;
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}
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int valueLength = valueString.length();
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if ((valueLength <= colsRemaining) || (colsRemaining <= 0))
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{
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buffer.append(valueString);
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buffer.append(EOL);
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}
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else
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{
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buffer.append(valueString.substring(0, colsRemaining));
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buffer.append(EOL);
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int startPos = colsRemaining;
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while ((valueLength - startPos) > (wrapColumn - 1))
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{
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buffer.append(" ");
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buffer.append(valueString.substring(startPos,
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(startPos+wrapColumn-1)));
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buffer.append(EOL);
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startPos += (wrapColumn-1);
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}
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if (startPos < valueLength)
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{
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buffer.append(" ");
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buffer.append(valueString.substring(startPos));
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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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// Make sure to add an extra blank line to ensure that there will be one
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// between this entry and the next.
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buffer.append(EOL);
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}
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}
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