/*
* Copyright (c) xlightweb.org, 2008 - 2010. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Please refer to the LGPL license at: http://www.gnu.org/copyleft/lesser.txt
* The latest copy of this software may be found on http://www.xlightweb.org/
*/
package org.xlightweb;
import java.io.IOException;
import java.nio.ByteBuffer;
import org.xsocket.DataConverter;
import org.xsocket.Execution;
import org.xsocket.connection.IWriteCompletionHandler;
/**
* A file part
*
* @author grro@xlightweb.org
*/
final class MultipartByteRangeFilePart extends Header implements IPart {
private final IHeader header;
private final FileDataSource dataSource;
MultipartByteRangeFilePart(IHeader header, FileDataSource dataSource) {
this.header = header;
this.dataSource = dataSource;
}
@SuppressWarnings("deprecation")
public BlockingBodyDataSource getBlockingBody() throws IOException {
return new BlockingBodyDataSource(dataSource);
}
public BodyDataSource getBody() throws IOException {
return new BodyDataSource(dataSource);
}
public NonBlockingBodyDataSource getNonBlockingBody() throws IOException {
return dataSource;
}
public boolean hasBody() {
return (dataSource != null);
}
public boolean hasMultipartBody() {
return hasBody();
}
public IHeader getPartHeader() {
return header;
}
public void forwardTo(final BodyDataSink bodyDataSink, final IBodyCompleteListener completeListener) throws IOException {
StringBuilder sb = new StringBuilder();
writeHeadersTo(sb);
IWriteCompletionHandler ch = new IWriteCompletionHandler() {
@Execution(Execution.NONTHREADED)
public void onWritten(int written) throws IOException {
dataSource.forwardTo(bodyDataSink, completeListener);
}
public void onException(IOException ioe) {
bodyDataSink.destroy();
dataSource.destroy();
}
};
bodyDataSink.write(new ByteBuffer[] { DataConverter.toByteBuffer(sb.toString() + "\r\n", "utf-8") }, ch);
}
}