| /******************************************************************************* |
| * Copyright (c) 2004, 2006 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| * yyyymmdd bug Email and other contact information |
| * -------- -------- ----------------------------------------------------------- |
| * 20060329 128069 rsinha@ca.ibm.com - Rupam Kuehner |
| * 20060418 136180 kathy@ca.ibm.com - Kathy Chan |
| *******************************************************************************/ |
| package org.eclipse.jst.ws.internal.consumption.ui.widgets.object; |
| |
| import java.util.Collections; |
| import java.util.Hashtable; |
| import java.util.Iterator; |
| import java.util.Vector; |
| |
| import org.eclipse.core.resources.IProject; |
| import org.eclipse.core.resources.ResourcesPlugin; |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.Status; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.jface.viewers.StructuredSelection; |
| import org.eclipse.jst.j2ee.ejb.EJBJar; |
| import org.eclipse.jst.j2ee.ejb.EJBResource; |
| import org.eclipse.jst.j2ee.ejb.Session; |
| import org.eclipse.jst.j2ee.ejb.componentcore.util.EJBArtifactEdit; |
| import org.eclipse.jst.ws.internal.common.J2EEUtils; |
| import org.eclipse.jst.ws.internal.consumption.ui.ConsumptionUIMessages; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.events.SelectionAdapter; |
| import org.eclipse.swt.events.SelectionEvent; |
| import org.eclipse.swt.layout.GridData; |
| import org.eclipse.swt.layout.GridLayout; |
| import org.eclipse.swt.widgets.Combo; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Group; |
| import org.eclipse.swt.widgets.Label; |
| import org.eclipse.swt.widgets.Listener; |
| import org.eclipse.swt.widgets.Table; |
| import org.eclipse.ui.PlatformUI; |
| import org.eclipse.wst.command.internal.env.core.common.StatusUtils; |
| import org.eclipse.wst.command.internal.env.ui.widgets.WidgetDataEvents; |
| import org.eclipse.wst.common.componentcore.internal.util.ComponentUtilities; |
| import org.eclipse.wst.common.componentcore.resources.IVirtualComponent; |
| |
| public class EJBSelectionWidget extends AbstractObjectSelectionWidget implements IObjectSelectionWidget |
| { |
| |
| private Combo earList; |
| private EJBTableViewer beanList; |
| private IVirtualComponent[] earComponents; |
| private Integer selectedBeanIndex = null; |
| private Vector ejbBeanNames; |
| private Vector ejbComponentNames; |
| private Vector ejbComponentProjectNames; |
| private Hashtable ejbValuesByEARSelectionCache; |
| private Listener statusListener_; |
| /* CONTEXT_ID PEBD0001 for the EAR Projects drop-down box */ |
| private String INFOPOP_PEBD_EAR_PROJECTS = "org.eclipse.jst.ws.consumption.ui.PEBD0001"; |
| /* CONTEXT_ID PEBD0002 for the table containing all of the bean names */ |
| private String INFOPOP_PEBD_TABLE_BEAN_NAMES = "org.eclipse.jst.ws.consumption.ui.PEBD0002"; |
| |
| public EJBSelectionWidget() |
| { |
| earComponents = J2EEUtils.getAllEARComponents(); |
| ejbValuesByEARSelectionCache = new Hashtable(); |
| } |
| |
| public String getSelectedBean() |
| { |
| if (selectedBeanIndex != null) |
| { |
| return (String) (ejbBeanNames.elementAt(selectedBeanIndex.intValue())); |
| } |
| return null; |
| } |
| |
| public String getSelectedProject() |
| { |
| if (selectedBeanIndex != null) |
| { |
| return (String) (ejbComponentProjectNames.elementAt(selectedBeanIndex.intValue())); |
| } |
| return null; |
| } |
| |
| public WidgetDataEvents addControls(Composite parent, Listener statusListener) |
| { |
| statusListener_ = statusListener; |
| Composite composite = new Composite(parent, SWT.NONE); |
| GridLayout layout = new GridLayout(); |
| layout.marginHeight = 0; |
| layout.marginWidth = 0; |
| GridData gd = new GridData(GridData.FILL_BOTH); |
| composite.setLayout(layout); |
| composite.setLayoutData(gd); |
| Composite projectComposite = new Composite(composite, SWT.NONE); |
| layout = new GridLayout(); |
| layout.numColumns = 2; |
| projectComposite.setLayout(layout); |
| projectComposite.setLayoutData(new GridData(GridData.FILL_HORIZONTAL | GridData.FILL_VERTICAL)); |
| new Label(projectComposite, SWT.NULL).setText(ConsumptionUIMessages.LABEL_EAR_PROJECTS); |
| earList = new Combo(projectComposite, SWT.DROP_DOWN | SWT.READ_ONLY); |
| earList.setLayoutData(new GridData(GridData.FILL_HORIZONTAL)); |
| earList.addSelectionListener(new SelectionAdapter() |
| { |
| public void widgetSelected(SelectionEvent evt) |
| { |
| Combo widget = (Combo) (evt.widget); |
| int earListSelectionIndex = widget.getSelectionIndex(); |
| if (earListSelectionIndex > 0) |
| { |
| setBeanList(earComponents[earListSelectionIndex-1]); |
| } |
| else |
| { |
| setBeanList(null); |
| } |
| selectedBeanIndex = null; |
| statusListener_.handleEvent(null); |
| } |
| }); |
| addEARNamesToList(); |
| earList.setToolTipText(ConsumptionUIMessages.TOOLTIP_EAR_PROJECTS); |
| PlatformUI.getWorkbench().getHelpSystem().setHelp(earList, INFOPOP_PEBD_EAR_PROJECTS); |
| Group beanComposite = new Group(composite, SWT.NONE); |
| layout = new GridLayout(); |
| beanComposite.setLayout(layout); |
| beanComposite.setLayoutData(new GridData(GridData.FILL_HORIZONTAL | GridData.FILL_VERTICAL)); |
| beanComposite.setText(ConsumptionUIMessages.LABEL_EJB_BEAN_NAME); |
| beanList = new EJBTableViewer(beanComposite); |
| Table beanTable = beanList.getTable(); |
| gd = new GridData(GridData.FILL_HORIZONTAL | GridData.FILL_VERTICAL); |
| gd.heightHint = 100; |
| beanTable.setLayoutData(gd); |
| beanTable.addSelectionListener(new SelectionAdapter() |
| { |
| public void widgetSelected(SelectionEvent evt) |
| { |
| Table table = (Table) (evt.widget); |
| selectedBeanIndex = new Integer(table.getSelectionIndex()); |
| statusListener_.handleEvent(null); |
| } |
| }); |
| beanTable.setToolTipText(ConsumptionUIMessages.TOOLTIP_TABLE_BEAN_NAMES); |
| PlatformUI.getWorkbench().getHelpSystem().setHelp(beanTable, INFOPOP_PEBD_TABLE_BEAN_NAMES); |
| if (earComponents != null && earComponents.length > 0) |
| { |
| setBeanList(earComponents[0]); |
| } |
| else |
| { |
| setBeanList(null); |
| } |
| beanTable.getColumn(0).pack(); |
| beanTable.getColumn(1).pack(); |
| // This is a dummy label that forces the status label into the second |
| // column. |
| new Label(composite, SWT.NULL).setText(""); |
| return this; |
| } |
| |
| private void addEARNamesToList() |
| { |
| earList.add(ConsumptionUIMessages.LABEL_SHOW_ALL_STATELESS_SESSION_EJBS); |
| if (earComponents != null && earComponents.length > 0) |
| { |
| for (int index = 0; index < earComponents.length; index++) |
| { |
| earList.add(earComponents[index].getName()); |
| } |
| earList.setText(earList.getItem(1)); |
| } |
| } |
| |
| private void setBeanList(IVirtualComponent earComponent) |
| { |
| String cacheKey = (earComponent == null)? earList.getItem(0): earComponent.getName(); |
| |
| //Check if we've already cached results for this case. If so, use the |
| //cached values and return. If not, continue. |
| EJBTableValues cachedValues = (EJBTableValues)ejbValuesByEARSelectionCache.get(cacheKey); |
| if (cachedValues != null) |
| { |
| ejbBeanNames = cachedValues.cachedEjbBeanNames; |
| ejbComponentNames = cachedValues.cachedEjbComponentNames; |
| ejbComponentProjectNames = cachedValues.cachdedEjbComponentProjectNames; |
| beanList.setData(ejbBeanNames, ejbComponentNames); |
| beanList.setInput(ejbBeanNames); |
| return; |
| } |
| |
| IVirtualComponent[] ejbComponentsArray = null; |
| if (earComponent == null) |
| { |
| ejbComponentsArray = J2EEUtils.getAllEJBComponents(); |
| } |
| else |
| { |
| ejbComponentsArray = J2EEUtils.getReferencingEJBComponentsFromEAR(earComponent.getProject()); |
| } |
| |
| Table beanTable = beanList.getTable(); |
| beanTable.removeAll(); |
| ejbBeanNames = new Vector(); |
| ejbComponentNames = new Vector(); |
| ejbComponentProjectNames = new Vector(); |
| for (int index = 0; index < ejbComponentsArray.length; index++) |
| { |
| EJBArtifactEdit ejbEdit = null; |
| try { |
| ejbEdit = EJBArtifactEdit.getEJBArtifactEditForRead(ejbComponentsArray[index]); |
| EJBResource ejbRes = ejbEdit.getEJBJarXmiResource(); |
| EJBJar jar = ejbRes.getEJBJar(); |
| Vector beans = J2EEUtils.getBeanNames(jar); |
| String componentName = ejbComponentsArray[index].getName(); |
| String projectName = ejbComponentsArray[index].getProject().getName(); |
| ejbBeanNames.addAll(beans); |
| ejbComponentNames.addAll(Collections.nCopies(beans.size(), componentName)); |
| ejbComponentProjectNames.addAll(Collections.nCopies(beans.size(), projectName)); |
| } |
| finally { |
| if (ejbEdit!=null) |
| ejbEdit.dispose(); |
| } |
| } |
| beanList.setData(ejbBeanNames, ejbComponentNames); |
| beanList.setInput(ejbBeanNames); |
| |
| //Cache the results for next time |
| EJBTableValues ejbTableValues = new EJBTableValues(); |
| ejbTableValues.cachedEjbBeanNames = ejbBeanNames; |
| ejbTableValues.cachedEjbComponentNames = ejbComponentNames; |
| ejbTableValues.cachdedEjbComponentProjectNames = ejbComponentProjectNames; |
| ejbValuesByEARSelectionCache.put(cacheKey, ejbTableValues); |
| } |
| |
| public void setInitialSelection(IStructuredSelection initialSelection) |
| { |
| if (initialSelection != null && !initialSelection.isEmpty()) |
| { |
| Object object = initialSelection.getFirstElement(); |
| if (object instanceof Session) |
| { |
| Session session = (Session) object; |
| EJBJar jar = session.getEjbJar(); |
| if (jar != null) |
| { |
| for (int i = 0; i < earComponents.length; i++) |
| { |
| IVirtualComponent[] ejbComponents = J2EEUtils.getReferencingEJBComponentsFromEAR(earComponents[i].getProject()); |
| for (int j=0; j <ejbComponents.length; j++) |
| { |
| EJBArtifactEdit ejbEdit = null; |
| try { |
| ejbEdit = EJBArtifactEdit.getEJBArtifactEditForRead(ejbComponents[j]); |
| EJBResource ejbRes = ejbEdit.getEJBJarXmiResource(); |
| if (ejbRes.getEJBJar() == jar) |
| { |
| earList.setText(earComponents[i].getName()); |
| setBeanList(earComponents[i]); |
| beanList.setSelection(new StructuredSelection(new Integer[]{new Integer(ejbBeanNames.indexOf(session.getName()))})); |
| selectedBeanIndex = new Integer(ejbBeanNames.indexOf(session.getName())); |
| return; |
| } |
| |
| } |
| finally { |
| if (ejbEdit!=null) |
| ejbEdit.dispose(); |
| } |
| |
| } |
| } |
| |
| //Haven't returned yet so we did not find an EAR that contains this EJB. Initialize the page accordingly. |
| earList.setText(earList.getItem(0)); |
| setBeanList(null); |
| beanList.setSelection(new StructuredSelection(new Integer[]{new Integer(ejbBeanNames.indexOf(session.getName()))})); |
| selectedBeanIndex = new Integer(ejbBeanNames.indexOf(session.getName())); |
| } |
| } |
| } |
| } |
| |
| public IStructuredSelection getObjectSelection() |
| { |
| String selEJBName = (String) ejbBeanNames.get(selectedBeanIndex.intValue()); |
| if (selEJBName != null) |
| { |
| //Get the project containing the bean to get the corresponding Session object. |
| //Then return the Session object in an IStructuredSelection. |
| String ejbComponentName = (String) ejbComponentNames.get(selectedBeanIndex.intValue()); |
| IVirtualComponent ejbComponent = ComponentUtilities.getComponent(ejbComponentName); |
| EJBArtifactEdit ejbEdit = null; |
| try |
| { |
| ejbEdit = EJBArtifactEdit.getEJBArtifactEditForRead(ejbComponent); |
| EJBResource ejbRes = ejbEdit.getEJBJarXmiResource(); |
| EJBJar jar = ejbRes.getEJBJar(); |
| java.util.List sessions = jar.getSessionBeans(); |
| for (Iterator it2 = sessions.iterator(); it2.hasNext();) |
| { |
| Session session = (Session) it2.next(); |
| if (selEJBName.equals(session.getName())) |
| { |
| return new StructuredSelection(new Session[]{session}); |
| } |
| } |
| } |
| finally { |
| if (ejbEdit!=null) |
| ejbEdit.dispose(); |
| } |
| } |
| return new StructuredSelection(new Object[0]); |
| } |
| |
| public IProject getProject() |
| { |
| String projectName = getSelectedProject(); |
| if (projectName != null && projectName.length() > 0) |
| return ResourcesPlugin.getWorkspace().getRoot().getProject(projectName); |
| else |
| return null; |
| } |
| |
| public String getComponentName() |
| { |
| if (selectedBeanIndex != null) |
| { |
| return (String) (ejbComponentNames.elementAt(selectedBeanIndex.intValue())); |
| } |
| return null; |
| } |
| |
| public IStatus validateSelection(IStructuredSelection objectSelection) |
| { |
| return Status.OK_STATUS; |
| } |
| |
| public IStatus getStatus() |
| { |
| if (selectedBeanIndex == null) |
| { |
| return StatusUtils.errorStatus( "" ); |
| } |
| |
| return Status.OK_STATUS; |
| } |
| |
| private class EJBTableValues |
| { |
| Vector cachedEjbBeanNames; |
| Vector cachedEjbComponentNames; |
| Vector cachdedEjbComponentProjectNames; |
| } |
| |
| } |
