/*
* The University of Wales, Cardiff Triana Project Software License (Based
* on the Apache Software License Version 1.1)
*
* Copyright (c) 2007 University of Wales, Cardiff. All rights reserved.
*
* Redistribution and use of the software 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 University of Wales, Cardiff for the Triana
* Project (http://www.trianacode.org)." Alternately, this
* acknowledgment may appear in the software itself, if and wherever
* such third-party acknowledgments normally appear.
*
* 4. The names "Triana" and "University of Wales, Cardiff" must not be
* used to endorse or promote products derived from this software
* without prior written permission. For written permission, please
* contact triana@trianacode.org.
*
* 5. Products derived from this software may not be called "Triana," nor
* may Triana appear in their name, without prior written permission of
* the University of Wales, Cardiff.
*
* 6. This software may not be sold, used or incorporated into any product
* for sale to third parties.
*
* 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 UNIVERSITY OF WALES, CARDIFF 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 the Triana Project. For more information on the
* Triana Project, please see. http://www.trianacode.org.
*
* This license is based on the BSD license as adopted by the Apache
* Foundation and is governed by the laws of England and Wales.
*
*/
package org.trianacode.gui.action.taskgraph;
import org.trianacode.gui.hci.GUIEnv;
import org.trianacode.gui.service.WorkflowActions;
import org.trianacode.gui.service.WorkflowException;
import org.trianacode.gui.service.WorkflowVerifier;
import org.trianacode.gui.util.Env;
import org.trianacode.taskgraph.ExecutionState;
import org.trianacode.taskgraph.Task;
import org.trianacode.taskgraph.TaskGraph;
import org.trianacode.taskgraph.TaskGraphUtils;
import javax.swing.*;
/**
* Checks a pre-run workflow to see whether it has any ProtoServices, and if so prompts the user to distribute these
* services or cancel the run.
*
* @author Ian Wang
* @version $Revision: 4048 $
*/
public class TrianaWorkflowVerifier implements WorkflowVerifier {
/**
* @return the default actions handled by this verifier
*/
public String[] getDefaultWorkflowActions() {
return new String[]{WorkflowActions.RUN_ACTION};
}
/**
* Verify the specified workflow for the specified action.
*
* @return true if the action should preceed.
*/
public int authorizeWorkflowAction(String action, TaskGraph taskgraph, ExecutionState state)
throws WorkflowException {
Task[] tasks = TaskGraphUtils.getAllTasksRecursive(taskgraph, true);
boolean error = (state == ExecutionState.ERROR);
boolean suspend = false;
for (int count = 0; (count < tasks.length) && (!error) && (!suspend); count++) {
Task task = tasks[count];
if (task.getExecutionState() == ExecutionState.SUSPENDED) {
suspend = true;
}
}
if (error) {
String name = taskgraph.getToolName();
if (name.equals("")) {
name = "Workflow";
}
String[] options = new String[]{"Reset and ReRun", "Cancel"};
int result = JOptionPane
.showOptionDialog(GUIEnv.getApplicationFrame(), name + " contains error state tasks!",
Env.getString("Run") + " Error", JOptionPane.DEFAULT_OPTION, JOptionPane.ERROR_MESSAGE,
GUIEnv.getTrianaIcon(), options, options[0]);
if (result == 0) {
return RESET_AND_RUN;
} else {
return CANCEL;
}
} else if (suspend) {
String name = taskgraph.getToolName();
if (name.equals("")) {
name = "Workflow";
}
JOptionPane.showMessageDialog(GUIEnv.getApplicationFrame(),
"Cannot run " + name + " as it contains suspended tasks! Please try again later.",
Env.getString("Run") + " Error", JOptionPane.ERROR_MESSAGE, GUIEnv.getTrianaIcon());
return CANCEL;
} else {
return AUTHORIZE;
}
}
}