/**
* $Id: echo.java 88 2008-11-27 17:06:00Z daldei $
* $Date: 2008-11-27 12:06:00 -0500 (Thu, 27 Nov 2008) $
*
*/
package org.xmlsh.builtin.commands;
import java.io.OutputStream;
import java.util.List;
import org.xmlsh.core.BuiltinCommand;
import org.xmlsh.core.InvalidArgumentException;
import org.xmlsh.core.Options;
import org.xmlsh.core.XValue;
import org.xmlsh.core.io.OutputPort;
import org.xmlsh.sh.shell.SerializeOpts;
import org.xmlsh.util.Util;
public class echo extends BuiltinCommand {
@Override
public int run(List<XValue> args) throws Exception {
Options opts = new Options("n,p=port:", SerializeOpts.getOptionDefs());
opts.parse(args);
boolean nolf = opts.hasOpt("n");
String port = opts.getOptString("p", null);
OutputPort stdout = port != null ? mShell.getEnv().getOutputPort(port)
: mShell.getEnv().getStdout();
if(stdout == null)
throw new InvalidArgumentException("Output port not found: " + port);
SerializeOpts serializeOpts = getSerializeOpts(opts);
OutputStream out = stdout.asOutputStream(serializeOpts);
args = opts.getRemainingArgs();
// args = Util.expandSequences( args);
boolean bFirst = true;
for(XValue arg : args) {
if(!bFirst)
out.write(' ');
bFirst = false;
arg.serialize(out, serializeOpts);
}
if(!nolf)
out.write(Util.getNewlineBytes(serializeOpts));
out.flush();
return 0;
}
}
//
//
// Copyright (C) 2008-2014 David A. Lee.
//
// The contents of this file are subject to the "Simplified BSD License" (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.opensource.org/licenses/bsd-license.php
//
// Software distributed under the License is distributed on an "AS IS" basis,
// WITHOUT WARRANTY OF ANY KIND, either express or implied.
// See the License for the specific language governing rights and limitations
// under the License.
//
// The Original Code is: all this file.
//
// The Initial Developer of the Original Code is David A. Lee
//
// Portions created by (your name) are Copyright (C) (your legal entity). All
// Rights Reserved.
//
// Contributor(s): none.
//