/*
* Copyright (c) 2001 Sun Microsystems, Inc. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution,
* if any, must include the following acknowledgment:
* "This product includes software developed by the
* Sun Microsystems, Inc. for Project JXTA."
* Alternately, this acknowledgment may appear in the software itself,
* if and wherever such third-party acknowledgments normally appear.
*
* 4. The names "Sun", "Sun Microsystems, Inc.", "JXTA" and "Project JXTA" must
* not be used to endorse or promote products derived from this
* software without prior written permission. For written
* permission, please contact Project JXTA at http://www.jxta.org.
*
* 5. Products derived from this software may not be called "JXTA",
* nor may "JXTA" appear in their name, without prior written
* permission of Sun.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL SUN MICROSYSTEMS OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of Project JXTA. For more
* information on Project JXTA, please see
* <http://www.jxta.org/>.
*
* This license is based on the BSD license adopted by the Apache Foundation.
*
* $Id: send.java,v 1.11 2007/02/09 23:12:45 hamada Exp $
*/
package net.jxta.impl.shell.bin.send;
import net.jxta.endpoint.Message;
import net.jxta.impl.shell.ShellApp;
import net.jxta.impl.shell.ShellEnv;
import net.jxta.impl.shell.ShellObject;
import net.jxta.pipe.OutputPipe;
public class send extends ShellApp {
ShellEnv env;
public send() {
}
@Override
public void stopApp() {
}
public int startApp(String[] args) {
if ((args == null) || (args.length != 2)) {
println("error: send <OutputPipe> <PipeMessage>");
return ShellApp.appParamError;
}
env = getEnv();
/*
* extract the pipe info
*/
String pipe = args[0];
ShellObject obj = env.get(pipe);
if (obj == null) {
println("send: cannot access " + pipe);
return ShellApp.appMiscError;
}
OutputPipe op;
try {
op = (OutputPipe) obj.getObject();
} catch (Exception e) {
println("send: " + pipe + " is not an OutputPipe");
println(e.toString());
return ShellApp.appMiscError;
}
if (op == null) {
println("send: cannot access pipe" + pipe);
return ShellApp.appMiscError;
}
/*
* extract the mesg info
*/
String m = args[1];
obj = env.get(m);
if (obj == null) {
println("send: cannot access " + m);
return ShellApp.appMiscError;
}
Message msg;
try {
msg = (Message) obj.getObject();
} catch (Exception e) {
println("send: " + m + " is not a Message");
println(e.toString());
return ShellApp.appMiscError;
}
if (msg == null) {
println("send: cannot access msg" + m);
return ShellApp.appMiscError;
}
// ok send the msg
try {
op.send(msg);
} catch (Exception e) {
println("send: IOException");
e.printStackTrace();
return ShellApp.appMiscError;
}
return ShellApp.appNoError;
}
@Override
public String getDescription() {
return "Send a message into a pipe";
}
@Override
public void help() {
println("NAME");
println(" send - send a message into a pipe");
println(" ");
println("SYNOPSIS");
println(" send <output pipe> <msg>");
println(" ");
println("DESCRIPTION");
println(" ");
println("'send' sends a message into an output pipe. The output pipe needs");
println("to have been previously created via a pipe advertisement.");
println(" ");
println("EXAMPLE");
println(" ");
println(" JXTA> pipeadv = newpipe -n mypipe");
println(" JXTA> outpipe = mkpipe -o pipeadv");
println(" JXTA> send outpipe msg");
println(" ");
println("This example creates a pipe advertisement 'pipeadv',");
println("creates an output pipe 'outpipe' and sends the message 'msg'");
println("through the pipe.");
println(" ");
println("SEE ALSO");
println(" mkmsg put get recv mkadv newpipe mkpipe");
}
}