/*
* $Id$
*
* Copyright (C) 2003-2014 JNode.org
*
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
package org.jnode.shell.isolate;
import java.util.Map;
import javax.isolate.Isolate;
import javax.isolate.Link;
import org.jnode.shell.CommandRunner;
import org.jnode.vm.Unsafe;
import org.jnode.vm.isolate.ObjectLinkMessage;
/**
* This is the class that the isolate invoker uses to launch the user's
* command in the new isolate.
*
* @author crawley@jnode.org
*/
public class IsolateCommandLauncher {
/**
* The entry point that used to run the 'application' when the isolate is
* started. The actual command is then passed to us in a Link message
* in the form of a CommandRunner object.
*
* @param args
*/
public static void main(String[] args) {
Link cl = Isolate.getLinks()[0];
CommandRunner cr;
try {
ObjectLinkMessage message = (ObjectLinkMessage) cl.receive();
cr = (CommandRunner) message.extract();
Map<String, String> env = cr.getEnv();
int envSize = (env == null) ? 0 : env.size();
byte[][] binEnv = new byte[envSize * 2][];
if (envSize > 0) {
int i = 0;
for (Map.Entry<String, String> entry : env.entrySet()) {
binEnv[i++] = entry.getKey().getBytes();
binEnv[i++] = entry.getValue().getBytes();
}
}
NativeProcessEnvironment.setIsolateInitialEnv(binEnv);
} catch (Exception e) {
Unsafe.debugStackTrace(e.getMessage(), e);
return;
}
cr.run();
}
}