/*
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*/
package org.apache.airavata.xbaya.taverna;
import java.awt.event.ActionEvent;
import java.net.URI;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import javax.swing.AbstractAction;
import javax.swing.JButton;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.xml.namespace.QName;
import org.apache.airavata.common.utils.StringUtil;
import org.apache.airavata.common.utils.XMLUtil;
import org.apache.airavata.xbaya.XBayaEngine;
import org.apache.airavata.xbaya.XBayaException;
import org.apache.airavata.xbaya.graph.GraphException;
import org.apache.airavata.xbaya.graph.system.InputNode;
import org.apache.airavata.xbaya.graph.util.GraphUtil;
import org.apache.airavata.xbaya.gui.ErrorMessages;
import org.apache.airavata.xbaya.gui.GridPanel;
import org.apache.airavata.xbaya.gui.XBayaDialog;
import org.apache.airavata.xbaya.gui.XBayaLabel;
import org.apache.airavata.xbaya.gui.XBayaTextField;
import org.apache.airavata.xbaya.interpretor.WorkflowInterpreter;
import org.apache.airavata.xbaya.jython.script.JythonScript;
import org.apache.airavata.xbaya.monitor.MonitorConfiguration;
import org.apache.airavata.xbaya.scufl.script.ScuflScript;
import org.apache.airavata.xbaya.wf.Workflow;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.xmlpull.infoset.XmlElement;
import org.xmlpull.v1.builder.XmlInfosetBuilder;
import xsul.XmlConstants;
public class TavernaRunnerWindow {
private static final Logger logger = LoggerFactory.getLogger(TavernaRunnerWindow.class);
private XBayaEngine engine;
private Workflow workflow;
private XBayaDialog dialog;
private GridPanel parameterPanel;
private XBayaTextField topicTextField;
private List<XBayaTextField> parameterTextFields = new ArrayList<XBayaTextField>();
private ScuflScript script;
protected final static XmlInfosetBuilder builder = XmlConstants.BUILDER;
/**
* Constructs a TavernaRunnerWindow.
*
* @param engine
*
*/
public TavernaRunnerWindow(XBayaEngine engine) {
this.engine = engine;
initGUI();
}
/**
* Shows the dialog.
*/
public void show() {
this.workflow = this.engine.getWorkflow();
this.script = new ScuflScript(this.workflow, this.engine.getConfiguration());
MonitorConfiguration notifConfig = this.engine.getMonitor().getConfiguration();
if (notifConfig.getBrokerURL() == null) {
this.engine.getErrorWindow().error(ErrorMessages.BROKER_URL_NOT_SET_ERROR);
return;
}
// Check if the workflow is valid before the user types in input
// values.
JythonScript jythonScript = new JythonScript(this.workflow, this.engine.getConfiguration());
ArrayList<String> warnings = new ArrayList<String>();
if (!jythonScript.validate(warnings)) {
StringBuilder buf = new StringBuilder();
for (String warning : warnings) {
buf.append("- ");
buf.append(warning);
buf.append("\n");
}
this.engine.getErrorWindow().warning(buf.toString());
return;
}
// Create a script here. It might throw some exception because the
// validation is not perfect.
try {
this.script.create();
} catch (GraphException e) {
this.engine.getErrorWindow().error(ErrorMessages.GRAPH_NOT_READY_ERROR, e);
hide();
return;
} catch (RuntimeException e) {
this.engine.getErrorWindow().error(ErrorMessages.UNEXPECTED_ERROR, e);
hide();
return;
} catch (Error e) {
this.engine.getErrorWindow().error(ErrorMessages.UNEXPECTED_ERROR, e);
hide();
return;
}
// Create input fields
Collection<InputNode> inputNodes = GraphUtil.getInputNodes(this.workflow.getGraph());
for (InputNode node : inputNodes) {
String id = node.getID();
QName parameterType = node.getParameterType();
JLabel nameLabel = new JLabel(id);
JLabel typeField = new JLabel(parameterType.getLocalPart());
XBayaTextField paramField = new XBayaTextField();
Object value = node.getDefaultValue();
String valueString;
if (value == null) {
valueString = "";
} else {
if (value instanceof XmlElement) {
XmlElement valueElement = (XmlElement) value;
valueString = XMLUtil.xmlElementToString(valueElement);
} else {
// Only string comes here for now.
valueString = value.toString();
}
}
paramField.setText(valueString);
this.parameterPanel.add(nameLabel);
this.parameterPanel.add(typeField);
this.parameterPanel.add(paramField);
this.parameterTextFields.add(paramField);
}
this.parameterPanel.layout(inputNodes.size(), 3, GridPanel.WEIGHT_NONE, 2);
this.topicTextField.setText(notifConfig.getTopic());
this.engine.getConfiguration();
this.dialog.show();
}
/**
* Hides the dialog.
*/
public void hide() {
this.dialog.hide();
this.parameterPanel.getContentPanel().removeAll();
this.parameterTextFields.clear();
}
private void initGUI() {
this.parameterPanel = new GridPanel(true);
this.topicTextField = new XBayaTextField();
XBayaLabel topicLabel = new XBayaLabel("Notification topic", this.topicTextField);
GridPanel infoPanel = new GridPanel();
infoPanel.add(topicLabel);
infoPanel.add(this.topicTextField);
infoPanel.layout(1, 1, 0, 0);
GridPanel mainPanel = new GridPanel();
mainPanel.add(this.parameterPanel);
mainPanel.add(infoPanel);
mainPanel.layout(2, 1, 0, 0);
JButton okButton = new JButton("OK");
okButton.addActionListener(new AbstractAction() {
public void actionPerformed(ActionEvent e) {
execute();
}
});
JButton cancelButton = new JButton("Cancel");
cancelButton.addActionListener(new AbstractAction() {
public void actionPerformed(ActionEvent e) {
hide();
}
});
JPanel buttonPanel = new JPanel();
buttonPanel.add(okButton);
buttonPanel.add(cancelButton);
this.dialog = new XBayaDialog(this.engine, "Invoke workflow", mainPanel, buttonPanel);
this.dialog.setDefaultButton(okButton);
}
private void execute() {
final List<String> arguments = new ArrayList<String>();
String topic = this.topicTextField.getText();
if (topic.length() == 0) {
this.engine.getErrorWindow().error(ErrorMessages.TOPIC_EMPTY_ERROR);
return;
}
// Use topic as a base of workflow instance ID so that the monitor can
// find it.
URI workfowInstanceID = URI.create(StringUtil.convertToJavaIdentifier(topic));
this.workflow.setGPELInstanceID(workfowInstanceID);
MonitorConfiguration notifConfig = this.engine.getMonitor().getConfiguration();
notifConfig.setTopic(topic);
arguments.add("-" + JythonScript.TOPIC_VARIABLE);
arguments.add(topic);
// TODO error check for user inputs
List<InputNode> inputNodes = GraphUtil.getInputNodes(this.workflow.getGraph());
final org.xmlpull.v1.builder.XmlElement inputs = builder.newFragment("inputs");
for (int i = 0; i < inputNodes.size(); i++) {
InputNode inputNode = inputNodes.get(i);
XBayaTextField parameterTextField = this.parameterTextFields.get(i);
String id = inputNode.getID();
String value = parameterTextField.getText();
org.xmlpull.v1.builder.XmlElement input = inputs.addElement(id);
input.addChild(value);
}
this.script.getScript();
final String topicString = topic;
new Thread() {
/**
* @see java.lang.Thread#run()
*/
@Override
public void run() {
try {
MonitorConfiguration notifConfig = TavernaRunnerWindow.this.engine.getMonitor().getConfiguration();
TavernaRunnerWindow.this.engine.getMonitor().start();
notifConfig.setTopic(topicString);
new WorkflowInterpreter(TavernaRunnerWindow.this.engine, topicString).scheduleDynamically();
} catch (XBayaException e) {
TavernaRunnerWindow.this.engine.getErrorWindow().error(e);
}
}
}.start();
hide();
}
}