/*
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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 Sun Microsystems, Inc.
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*/
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package org.opends.server.protocols.ldap;
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import java.util.ArrayList;
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import org.opends.server.core.DirectoryException;
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import org.opends.server.core.UnbindOperation;
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import org.opends.server.protocols.asn1.ASN1Element;
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import org.opends.server.protocols.asn1.ASN1Null;
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import org.opends.server.types.Control;
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import org.opends.server.types.ResultCode;
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import static org.opends.server.loggers.Debug.*;
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import static org.opends.server.messages.MessageHandler.*;
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import static org.opends.server.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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/**
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* This class defines the structures and methods for an LDAP unbind request
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* protocol op, which is used to indicate that the client wishes to disconnect
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* from the Directory Server.
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*/
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public class UnbindRequestProtocolOp
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extends ProtocolOp
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{
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/**
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* The fully-qualified name of this class to use for debugging purposes.
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*/
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private static final String CLASS_NAME =
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"org.opends.server.protocols.ldap.UnbindRequestProtocolOp";
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/**
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* Creates a new LDAP unbind request protocol op.
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*/
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public UnbindRequestProtocolOp()
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{
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assert debugConstructor(CLASS_NAME);
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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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assert debugEnter(CLASS_NAME, "getType");
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return OP_TYPE_UNBIND_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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assert debugEnter(CLASS_NAME, "getProtocolOpName");
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return "Unbind 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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assert debugEnter(CLASS_NAME, "encode");
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return new ASN1Null(OP_TYPE_UNBIND_REQUEST);
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}
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/**
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* Decodes the provided ASN.1 element as an LDAP unbind request protocol op.
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*
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* @param element The ASN.1 element to decode.
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*
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* @return The decoded LDAP unbind request protocol op.
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*
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* @throws LDAPException If the provided ASN.1 element cannot be decoded as
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* an unbind request protocol op.
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*/
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public static UnbindRequestProtocolOp decodeUnbindRequest(ASN1Element element)
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throws LDAPException
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{
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assert debugEnter(CLASS_NAME, "decodeUnbindRequest");
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try
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{
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element.decodeAsNull();
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return new UnbindRequestProtocolOp();
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}
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catch (Exception e)
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{
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assert debugException(CLASS_NAME, "decodeUnbindRequest", e);
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int msgID = MSGID_LDAP_UNBIND_DECODE;
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String message = getMessage(msgID, String.valueOf(e));
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throw new LDAPException(PROTOCOL_ERROR, msgID, message, e);
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}
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}
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/**
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* Converts the provided LDAP message containing an abandon request protocol
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* op to an <CODE>AbandonOperation</CODE> object that may be processed by the
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* core server.
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*
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* @param requestMessage The LDAP message containing the abandon request
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* protocol op.
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* @param clientConnection The client connection from which the request was
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* read.
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*
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* @return The unbind operation created from the provided request message.
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*
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* @throws DirectoryException If the provided LDAP message cannot be decoded
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* as an unbind operation.
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*/
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public static UnbindOperation messageToUnbindOperation(
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LDAPMessage requestMessage,
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LDAPClientConnection clientConnection)
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throws DirectoryException
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{
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assert debugEnter(CLASS_NAME, "messageToAbandonOperation",
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String.valueOf(requestMessage),
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String.valueOf(clientConnection));
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UnbindRequestProtocolOp unbindRequest;
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try
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{
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unbindRequest =
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(UnbindRequestProtocolOp) requestMessage.getProtocolOp();
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}
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catch (Exception e)
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{
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assert debugException(CLASS_NAME, "messageToUnbindOperation", e);
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int msgID = MSGID_LDAP_UNBIND_INVALID_MESSAGE_TYPE;
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String message = getMessage(msgID, String.valueOf(requestMessage),
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String.valueOf(e));
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throw new DirectoryException(ResultCode.PROTOCOL_ERROR, message, msgID,
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e);
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}
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ArrayList<Control> controls;
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ArrayList<LDAPControl> ldapControls = requestMessage.getControls();
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if ((ldapControls == null) || ldapControls.isEmpty())
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{
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controls = null;
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}
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else
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{
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controls = new ArrayList<Control>(ldapControls.size());
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for (LDAPControl c : ldapControls)
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{
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controls.add(c.getControl());
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}
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}
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return new UnbindOperation(clientConnection,
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clientConnection.nextOperationID(),
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requestMessage.getMessageID(), controls);
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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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assert debugEnter(CLASS_NAME, "toString", "java.lang.StringBuilder");
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buffer.append("UnbindRequest()");
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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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assert debugEnter(CLASS_NAME, "toString", "java.lang.StringBuilder",
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String.valueOf(indent));
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for (int i=0; i < indent; i++)
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{
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buffer.append(' ');
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}
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buffer.append("Unbind Request");
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buffer.append(EOL);
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}
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}
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