/*
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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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* Copyright 2010 Sun Microsystems, Inc.
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*/
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package org.opends.sdk.ldif;
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import java.io.IOException;
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import org.opends.sdk.requests.AddRequest;
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import org.opends.sdk.requests.DeleteRequest;
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import org.opends.sdk.requests.ModifyDNRequest;
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import org.opends.sdk.requests.ModifyRequest;
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/**
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* A visitor which can be used to write generic change records.
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*/
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final class ChangeRecordVisitorWriter implements
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ChangeRecordVisitor<IOException, ChangeRecordWriter>
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{
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// Visitor used for writing generic change records.
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private static final ChangeRecordVisitorWriter VISITOR = new ChangeRecordVisitorWriter();
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/**
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* Returns the singleton instance.
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*
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* @return The instance.
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*/
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static ChangeRecordVisitorWriter getInstance()
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{
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return VISITOR;
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}
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private ChangeRecordVisitorWriter()
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{
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// Nothing to do.
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}
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public IOException visitChangeRecord(final ChangeRecordWriter p,
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final AddRequest change)
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{
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try
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{
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p.writeChangeRecord(change);
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return null;
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}
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catch (final IOException e)
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{
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return e;
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}
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}
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public IOException visitChangeRecord(final ChangeRecordWriter p,
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final DeleteRequest change)
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{
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try
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{
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p.writeChangeRecord(change);
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return null;
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}
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catch (final IOException e)
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{
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return e;
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}
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}
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public IOException visitChangeRecord(final ChangeRecordWriter p,
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final ModifyDNRequest change)
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{
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try
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{
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p.writeChangeRecord(change);
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return null;
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}
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catch (final IOException e)
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{
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return e;
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}
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}
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public IOException visitChangeRecord(final ChangeRecordWriter p,
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final ModifyRequest change)
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{
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try
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{
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p.writeChangeRecord(change);
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return null;
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}
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catch (final IOException e)
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{
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return e;
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}
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}
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}
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