/*
* Sonatype Nexus (TM) Open Source Version
* Copyright (c) 2007-2014 Sonatype, Inc.
* All rights reserved. Includes the third-party code listed at http://links.sonatype.com/products/nexus/oss/attributions.
*
* This program and the accompanying materials are made available under the terms of the Eclipse Public License Version 1.0,
* which accompanies this distribution and is available at http://www.eclipse.org/legal/epl-v10.html.
*
* Sonatype Nexus (TM) Professional Version is available from Sonatype, Inc. "Sonatype" and "Sonatype Nexus" are trademarks
* of Sonatype, Inc. Apache Maven is a trademark of the Apache Software Foundation. M2eclipse is a trademark of the
* Eclipse Foundation. All other trademarks are the property of their respective owners.
*/
package org.sonatype.nexus.yum.internal.task;
import java.io.IOException;
import java.io.OutputStream;
import javax.inject.Named;
import javax.inject.Singleton;
import org.sonatype.gossip.Level;
import org.sonatype.gossip.support.LoggingOutputStream;
import org.apache.commons.exec.CommandLine;
import org.apache.commons.exec.DefaultExecutor;
import org.apache.commons.exec.PumpStreamHandler;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* @since yum 3.0
*/
@Named
@Singleton
public class CommandLineExecutor
{
private static final Logger LOG = LoggerFactory.getLogger(CommandLineExecutor.class);
public int exec(String command)
throws IOException
{
return exec(
command,
new LoggingOutputStream(LOG, Level.DEBUG),
new LoggingOutputStream(LOG, Level.ERROR)
);
}
/**
* Executes command using provided out/err stream.
*
* @param command to be executed
* @param out out stream
* @param err err stream
* @return exit value
* @since 2.11
*/
public int exec(final String command, OutputStream out, OutputStream err)
throws IOException
{
LOG.debug("Execute command : {}", command);
CommandLine cmdLine = CommandLine.parse(command);
DefaultExecutor executor = new DefaultExecutor();
executor.setStreamHandler(new PumpStreamHandler(out, err));
int exitValue = executor.execute(cmdLine);
LOG.debug("Execution finished with exit code : {}", exitValue);
return exitValue;
}
}