001/*
002 * Copyright (c) 1998-2010 The Regents of the University of California.
003 * All rights reserved.
004 *
005 * '$Author: welker $'
006 * '$Date: 2010-05-06 05:21:26 +0000 (Thu, 06 May 2010) $' 
007 * '$Revision: 24234 $'
008 * 
009 * Permission is hereby granted, without written agreement and without
010 * license or royalty fees, to use, copy, modify, and distribute this
011 * software and its documentation for any purpose, provided that the above
012 * copyright notice and the following two paragraphs appear in all copies
013 * of this software.
014 *
015 * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY
016 * FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
017 * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF
018 * THE UNIVERSITY OF CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF
019 * SUCH DAMAGE.
020 *
021 * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
022 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
023 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE
024 * PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND THE UNIVERSITY OF
025 * CALIFORNIA HAS NO OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT, UPDATES,
026 * ENHANCEMENTS, OR MODIFICATIONS.
027 *
028 */
029
030package org.geon;
031
032import ptolemy.actor.TypedAtomicActor;
033import ptolemy.actor.TypedIOPort;
034import ptolemy.data.StringToken;
035import ptolemy.data.expr.Parameter;
036import ptolemy.data.type.BaseType;
037import ptolemy.kernel.CompositeEntity;
038import ptolemy.kernel.util.IllegalActionException;
039import ptolemy.kernel.util.NameDuplicationException;
040
041//////////////////////////////////////////////////////////////////////////
042////ServerExecute
043/**
044 * Invoke the execution method of ModelService (Temporary until deployment).
045 * 
046 * @author Efrat Jaeger
047 * @version $Id: ServerExecute.java 24234 2010-05-06 05:21:26Z welker $
048 * @since Ptolemy II 3.0.2
049 */
050
051public class ServerExecute extends TypedAtomicActor {
052
053        /**
054         * Construct an actor with the given container and name.
055         * 
056         * @param container
057         *            The container.
058         * @param name
059         *            The name of this actor.
060         * @exception IllegalActionException
061         *                If the actor cannot be contained by the proposed
062         *                container.
063         * @exception NameDuplicationException
064         *                If the container already has an actor with this name.
065         */
066        public ServerExecute(CompositeEntity container, String name)
067                        throws NameDuplicationException, IllegalActionException {
068                super(container, name);
069                input = new TypedIOPort(this, "input", true, false);
070                input.setTypeEquals(BaseType.STRING);
071                value = new Parameter(this, "value");
072                output = new TypedIOPort(this, "output", false, true);
073                output.setTypeEquals(BaseType.STRING);
074
075                _attachText("_iconDescription", "<svg>\n" + "<rect x=\"0\" y=\"0\" "
076                                + "width=\"60\" height=\"30\" " + "style=\"fill:white\"/>\n"
077                                + "</svg>\n");
078
079        }
080
081        Parameter value;
082        TypedIOPort input;
083        TypedIOPort output;
084
085        // /////////////////////////////////////////////////////////////////
086        // // public methods ////
087
088        /**
089         * Set postfire to false.
090         * 
091         * @exception IllegalActionException
092         *                If thrown by the super class.
093         */
094        public boolean postfire() throws IllegalActionException {
095
096                String xml = ((StringToken) input.get(0)).stringValue();
097                String modelURL = ((StringToken) value.getToken()).stringValue();
098                ModelService ms = new ModelService();
099                try {
100                        String res = ms.execute(modelURL, xml);
101                        output.broadcast(new StringToken(res));
102                } catch (Exception ex) {
103                        ex.printStackTrace();
104                }
105                return true;
106        }
107}