/*
|
* CDDL HEADER START
|
*
|
* The contents of this file are subject to the terms of the
|
* Common Development and Distribution License, Version 1.0 only
|
* (the "License"). You may not use this file except in compliance
|
* with the License.
|
*
|
* You can obtain a copy of the license at
|
* trunk/opends/resource/legal-notices/OpenDS.LICENSE
|
* or https://OpenDS.dev.java.net/OpenDS.LICENSE.
|
* See the License for the specific language governing permissions
|
* and limitations under the License.
|
*
|
* When distributing Covered Code, include this CDDL HEADER in each
|
* file and include the License file at
|
* trunk/opends/resource/legal-notices/OpenDS.LICENSE. If applicable,
|
* add the following below this CDDL HEADER, with the fields enclosed
|
* by brackets "[]" replaced with your own identifying information:
|
* Portions Copyright [yyyy] [name of copyright owner]
|
*
|
* CDDL HEADER END
|
*
|
*
|
* Portions Copyright 2006-2008 Sun Microsystems, Inc.
|
*/
|
package org.opends.server.replication.plugin;
|
|
|
import java.io.IOException;
|
import java.io.OutputStream;
|
|
import org.opends.server.util.ServerConstants;
|
|
/**
|
* This class creates an output stream that can be used to export entries
|
* to a synchonization domain.
|
*/
|
public class ReplLDIFOutputStream
|
extends OutputStream
|
{
|
// The synchronization domain on which the export is done
|
ReplicationDomain domain;
|
|
// The number of entries to be exported
|
long numEntries;
|
|
// The current number of entries exported
|
private long numExportedEntries;
|
String entryBuffer = "";
|
|
/**
|
* Creates a new ReplLDIFOutputStream related to a replication
|
* domain.
|
*
|
* @param domain The replication domain
|
* @param numEntries The max number of entry to process.
|
*/
|
public ReplLDIFOutputStream(ReplicationDomain domain, long numEntries)
|
{
|
this.domain = domain;
|
this.numEntries = numEntries;
|
}
|
|
/**
|
* {@inheritDoc}
|
*/
|
public void write(int i) throws IOException
|
{
|
throw new IOException("Invalid call");
|
}
|
|
/**
|
* {@inheritDoc}
|
*/
|
public void write(byte b[], int off, int len) throws IOException
|
{
|
int endOfEntryIndex;
|
int endIndex;
|
|
String ebytes = "";
|
ebytes = ebytes.concat(entryBuffer);
|
entryBuffer = "";
|
|
ebytes = ebytes.concat(new String(b, off, len));
|
endIndex = ebytes.length();
|
|
while (true)
|
{
|
// if we have the bytes for an entry, let's make an entry and send it
|
endOfEntryIndex = ebytes.indexOf(ServerConstants.EOL +
|
ServerConstants.EOL);
|
|
if ( endOfEntryIndex >= 0 )
|
{
|
endOfEntryIndex += 2;
|
entryBuffer = ebytes.substring(0, endOfEntryIndex);
|
|
// Send the entry
|
if ((numEntries>0) && (getNumExportedEntries() > numEntries))
|
{
|
// This outputstream has reached the total number
|
// of entries to export.
|
throw(new IOException());
|
}
|
domain.exportLDIFEntry(entryBuffer);
|
numExportedEntries++;
|
entryBuffer = "";
|
|
if (endIndex == endOfEntryIndex)
|
{
|
// no more data to process
|
break;
|
}
|
else
|
{
|
// loop to the data of the next entry
|
ebytes = ebytes.substring(endOfEntryIndex,
|
endIndex);
|
endIndex = ebytes.length();
|
}
|
}
|
else
|
{
|
// a next call to us will provide more bytes to make an entry
|
entryBuffer = entryBuffer.concat(ebytes);
|
break;
|
}
|
}
|
}
|
|
/**
|
* Return the number of exported entries.
|
* @return the numExportedEntries
|
*/
|
public long getNumExportedEntries() {
|
return numExportedEntries;
|
}
|
}
|
