/**
* Copyright 2012-2013 LMAX Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.lmax.ant.paralleljunit.util.io;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import org.apache.tools.ant.BuildException;
import org.apache.tools.ant.taskdefs.ExecuteStreamHandler;
public class ExecuteStreamHandlerFactory
{
private final PumpStreamHandlerFactory pumpStreamHandlerFactory;
public ExecuteStreamHandlerFactory(final PumpStreamHandlerFactory pumpStreamHandlerFactory)
{
this.pumpStreamHandlerFactory = pumpStreamHandlerFactory;
}
public ExecuteStreamHandler create(final InputStream processOutputStream, final InputStream processErrorStream, final OutputStream processInputStream)
{
final ExecuteStreamHandler streamHandler = pumpStreamHandlerFactory.create();
try
{
streamHandler.setProcessOutputStream(processOutputStream);
streamHandler.setProcessErrorStream(processErrorStream);
streamHandler.setProcessInputStream(processInputStream);
streamHandler.start();
}
catch (IOException e)
{
// The ExecuteStreamHandler interface declares IOException on all the above methods, but the PumpStreamHandler implementation never throws them
throw new BuildException(e);
}
return streamHandler;
}
}