package org.apache.maven.wagon.providers.ssh;
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.
*/
import org.apache.maven.wagon.Streams;
import java.io.BufferedReader;
import java.io.IOException;
/**
* CommandExecutorStreamProcessor
*
* @author <a href="mailto:joakim@erdfelt.com">Joakim Erdfelt</a>
* @version $Id: CommandExecutorStreamProcessor.java 1134022 2011-06-09 18:15:35Z struberg $
*/
public class CommandExecutorStreamProcessor
{
private CommandExecutorStreamProcessor()
{
// shoo!
}
public static Streams processStreams( BufferedReader stderrReader, BufferedReader stdoutReader )
throws IOException
{
Streams streams = new Streams();
while ( true )
{
String line = stderrReader.readLine();
if ( line == null )
{
break;
}
// TODO: I think we need to deal with exit codes instead, but IIRC there are some cases of errors that
// don't have exit codes ignore this error. TODO: output a warning
if ( !line.startsWith( "Could not chdir to home directory" )
&& !line.endsWith( "ttyname: Operation not supported" ) )
{
streams.setErr( streams.getErr() + line + "\n" );
}
}
while ( true )
{
String line = stdoutReader.readLine();
if ( line == null )
{
break;
}
streams.setOut( streams.getOut() + line + "\n" );
}
// drain the output stream.
// TODO: we'll save this for the 1.0-alpha-8 line, so we can test it more. the -q arg in the
// unzip command should keep us until then...
// int avail = in.available();
// byte[] trashcan = new byte[1024];
//
// while( ( avail = in.available() ) > 0 )
// {
// in.read( trashcan, 0, avail );
// }
return streams;
}
}