/*
*
* 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;
import java.net.URI;
import java.util.List;
import org.apache.airavata.client.api.AiravataAPI;
import org.apache.airavata.client.api.AiravataManager;
import org.apache.airavata.workflow.model.component.ComponentRegistryException;
import org.apache.airavata.workflow.model.component.amazon.AmazonComponentRegistry;
import org.apache.airavata.workflow.model.component.local.LocalComponentRegistry;
import org.apache.airavata.workflow.model.component.system.SystemComponentRegistry;
import org.apache.airavata.workflow.model.exceptions.WorkflowException;
import org.apache.airavata.workflow.model.exceptions.WorkflowRuntimeException;
import org.apache.airavata.ws.monitor.Monitor;
import org.apache.airavata.ws.monitor.MonitorConfiguration;
import org.apache.airavata.xbaya.component.registry.ComponentController;
import org.apache.airavata.xbaya.interpretor.WorkflowInterpreter;
import org.apache.airavata.xbaya.ui.XBayaGUI;
import org.apache.airavata.xbaya.ui.monitor.MonitorStarter;
import org.apache.airavata.xbaya.ui.utils.ErrorMessages;
import org.apache.airavata.xbaya.ui.widgets.component.ComponentSelector;
import org.apache.airavata.xbaya.ui.widgets.component.ComponentTreeNode;
import org.apache.airavata.xbaya.workflow.WorkflowClient;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
//import org.apache.airavata.registry.api.AiravataRegistry2;
public class XBayaEngine {
private static final Logger logger = LoggerFactory.getLogger(XBayaEngine.class);
private XBayaConfiguration configuration;
private XBayaGUI gui;
private WorkflowClient workflowClient;
private Monitor monitor;
private boolean exitOnClose = true;
private ComponentTreeNode systemComponentTree;
private SystemComponentRegistry componentRegistry;
private WorkflowInterpreter workflowInterpreter;
private AiravataAPI airavataAPI;
/**
* Constructs a ApplicationClient.
*
* @param configuration
*/
public XBayaEngine(XBayaConfiguration configuration) {
this.configuration = configuration;
// Creates some essential objects.
MonitorConfiguration monitorConfiguration = new MonitorConfiguration(configuration.getBrokerURL(),
configuration.getTopic(), configuration.isPullMode(), configuration.getMessageBoxURL());
this.monitor = new Monitor(monitorConfiguration);
// MyProxy
// this.myProxyClient = new MyProxyClient(this.configuration.getMyProxyServer(),
// this.configuration.getMyProxyPort(), this.configuration.getMyProxyUsername(),
// this.configuration.getMyProxyPassphrase(), this.configuration.getMyProxyLifetime());
//
// // These have to be before the GUI setup.
// this.workflowClient = WorkflowEngineManager.getWorkflowClient();
// this.workflowClient.setXBayaEngine(this);
// Set up the GUI.
updateXBayaConfigurationServiceURLs();
XBayaEngine.this.gui = new XBayaGUI(XBayaEngine.this);
// Arguments errors.
for (Throwable e : this.configuration.getErrors()) {
getGUI().getErrorWindow().error(e.getMessage(), e);
}
// Initialization after the GUI setup.
initAfterGUI();
}
/**
* Returns the configuration.
*
* @return The configuration
*/
public XBayaConfiguration getConfiguration() {
return this.configuration;
}
/**
* Returns the XwfGui. The XwfGui is either XwfAppletGui in case of the applet, or XwfApplicationGui in case of the
* application.
*
* @return the XwfGui
*/
public XBayaGUI getGUI() {
return this.gui;
}
/**
* Returns the Workflow Client.
*
* @return the Workflow Client
*/
public WorkflowClient getWorkflowClient() {
return this.workflowClient;
}
/**
* Returns the monitor.
*
* @return The monitor
*/
public Monitor getMonitor() {
return this.monitor;
}
/**
* Disposes on exit.
*
* @throws WorkflowException
*/
public void dispose() throws WorkflowException {
this.monitor.stop();
}
/**
* Initialization process. This method is called after the GUI is initialized.
*/
private void initAfterGUI() {
initRegistry();
initMonitor();
}
/**
* Initializes registris.
*/
private void initRegistry() {
final ComponentSelector componentTreeViewer = this.gui.getComponentSelector();
try {
this.componentRegistry = new SystemComponentRegistry();
// This does not take time, so we can do it in the same thread.
this.systemComponentTree = ComponentController.getComponentTree(this.componentRegistry);
componentTreeViewer.addComponentTree(0, this.systemComponentTree);
componentTreeViewer.addComponentTree(1, ComponentController.getComponentTree(new AmazonComponentRegistry()));
} catch (RuntimeException e) {
// This should not happen
e.printStackTrace();
getGUI().getErrorWindow().error(ErrorMessages.UNEXPECTED_ERROR, e);
} catch (ComponentRegistryException e) {
e.printStackTrace();
getGUI().getErrorWindow().error(ErrorMessages.UNEXPECTED_ERROR, e);
}
List<String> localRegistryPaths = this.configuration.getLocalRegistry();
for (String path : localRegistryPaths) {
try {
LocalComponentRegistry registry = new LocalComponentRegistry(path);
// XXX This might take time, so it's better to move to another
// thread.
ComponentTreeNode componentTree = ComponentController.getComponentTree(registry);
componentTreeViewer.addComponentTree(componentTree);
} catch (ComponentRegistryException e) {
getGUI().getErrorWindow().error(ErrorMessages.COMPONENT_LIST_LOAD_ERROR, e);
} catch (RuntimeException e) {
getGUI().getErrorWindow().error(ErrorMessages.UNEXPECTED_ERROR, e);
}
}
}
/**
* Initializes monitor.
*/
private void initMonitor() {
try {
if (this.configuration.isStartMonitor()) {
MonitorStarter starter = new MonitorStarter(this);
starter.start();
}
} catch (RuntimeException e) {
getGUI().getErrorWindow().error(ErrorMessages.MONITOR_SUBSCRIPTION_ERROR, e);
} catch (Error e) {
getGUI().getErrorWindow().error(ErrorMessages.UNEXPECTED_ERROR, e);
}
}
public void resetWorkflowInterpreter() {
this.workflowInterpreter = null;
}
public WorkflowInterpreter getWorkflowInterpreter() {
return workflowInterpreter;
}
public void registerWorkflowInterpreter(WorkflowInterpreter workflowInterpreter) {
if (getWorkflowInterpreter()!=null){
throw new WorkflowRuntimeException("Critical Error!!! Workflow interpretter already running. Cleanup first");
}
this.workflowInterpreter = workflowInterpreter;
}
public void updateXBayaConfigurationServiceURLs() {
try {
if (this.getConfiguration().getAiravataAPI()!=null && this.getConfiguration().getAiravataAPI()!=null){
AiravataAPI airavataAPI = getConfiguration().getAiravataAPI();
AiravataManager airavataManager = airavataAPI.getAiravataManager();
// AiravataRegistry2 registry=this.getConfiguration().getJcrComponentRegistry().getRegistry();
URI eventingServiceURL = airavataManager.getEventingServiceURL();
if (eventingServiceURL!=null) {
this.getConfiguration().setBrokerURL(eventingServiceURL);
this.getMonitor()
.getConfiguration()
.setBrokerURL(eventingServiceURL);
}
URI messageBoxServiceURL = airavataManager.getMessageBoxServiceURL();
if (messageBoxServiceURL!=null) {
this.getConfiguration()
.setMessageBoxURL(messageBoxServiceURL);
this.getMonitor()
.getConfiguration()
.setMessageBoxURL(messageBoxServiceURL);
}
List<URI> interpreterServiceURLList = airavataManager.getWorkflowInterpreterServiceURLs();
if (interpreterServiceURLList.size()>0) {
this.getConfiguration()
.setWorkflowInterpreterURL(interpreterServiceURLList.get(0));
}
// List<URI> gfacURLList = airavataManager.getGFaCURLs();
// if (gfacURLList.size()>0) {
// this.getConfiguration().setGFacURL(gfacURLList.get(0));
// }
}
} catch (Exception e) {
e.printStackTrace();
}
}
public AiravataAPI getAiravataAPI() {
return airavataAPI;
}
public void setAiravataAPI(AiravataAPI airavataAPI) {
this.airavataAPI = airavataAPI;
}
}