Java tutorial
/****************************************************************************** * Copyright (c) 2008 g-Eclipse consortium * 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 * * Initial development of the original code was made for * project g-Eclipse founded by European Union * project number: FP6-IST-034327 http://www.geclipse.eu/ * * Contributor(s): * UCY (http://www.ucy.cs.ac.cy) * - Nicholas Loulloudes (loulloudes.n@cs.ucy.ac.cy) * *****************************************************************************/ package eu.geclipse.jsdl.ui.internal.pages.sections; import java.util.ArrayList; import java.util.Collection; import java.util.Iterator; import org.eclipse.emf.common.notify.Notification; import org.eclipse.emf.common.util.BasicEList; import org.eclipse.emf.common.util.EList; import org.eclipse.emf.common.util.TreeIterator; import org.eclipse.emf.ecore.EObject; import org.eclipse.emf.ecore.EStructuralFeature; import org.eclipse.emf.ecore.util.EcoreUtil; import org.eclipse.jface.dialogs.MessageDialog; import org.eclipse.jface.viewers.ISelection; import org.eclipse.jface.viewers.ISelectionChangedListener; import org.eclipse.jface.viewers.IStructuredSelection; import org.eclipse.jface.viewers.SelectionChangedEvent; import org.eclipse.jface.viewers.TableViewer; import org.eclipse.jface.window.Window; import org.eclipse.swt.SWT; import org.eclipse.swt.events.ModifyEvent; import org.eclipse.swt.events.ModifyListener; import org.eclipse.swt.events.SelectionEvent; import org.eclipse.swt.events.SelectionListener; import org.eclipse.swt.layout.GridData; import org.eclipse.swt.widgets.Button; import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Label; import org.eclipse.swt.widgets.Table; import org.eclipse.swt.widgets.TableColumn; import org.eclipse.swt.widgets.Text; import org.eclipse.ui.forms.widgets.FormToolkit; import eu.geclipse.jsdl.model.base.ApplicationType; import eu.geclipse.jsdl.model.base.JobDefinitionType; import eu.geclipse.jsdl.model.base.JobDescriptionType; import eu.geclipse.jsdl.model.base.JsdlFactory; import eu.geclipse.jsdl.model.base.JsdlPackage; import eu.geclipse.jsdl.model.posix.ArgumentType; import eu.geclipse.jsdl.model.posix.DocumentRoot; import eu.geclipse.jsdl.model.posix.EnvironmentType; import eu.geclipse.jsdl.model.posix.FileNameType; import eu.geclipse.jsdl.model.posix.POSIXApplicationType; import eu.geclipse.jsdl.model.posix.PosixFactory; import eu.geclipse.jsdl.model.posix.PosixPackage; import eu.geclipse.jsdl.ui.internal.Activator; import eu.geclipse.jsdl.ui.internal.dialogs.ArgumentsDialog; import eu.geclipse.jsdl.ui.internal.dialogs.EnvironmentVarDialog; import eu.geclipse.jsdl.ui.internal.pages.FormSectionFactory; import eu.geclipse.jsdl.ui.internal.pages.Messages; import eu.geclipse.jsdl.ui.providers.FeatureContentProvider; import eu.geclipse.jsdl.ui.providers.FeatureLabelProvider; /** * @author nloulloud * * This class is responsible for displaying the POSIX Application section in the * Application Page of the JSDL editor. It provides widgets to manipulate the * elements specified in the "POSIX Application Elements" section of * the Job Submission Description Language (JSDL) Specification, Version 1.0. */ public class PosixApplicationSection extends JsdlFormPageSection { private static final int WIDGET_HEIGHT = 100; protected Text txtExecutable = null; protected Text txtPosixName = null; protected Text txtInput = null; protected Text txtOutput = null; protected Text txtError = null; protected Button btnArgAdd = null; protected Button btnArgEdit = null; protected Button btnArgDel = null; protected Button btnEnVarAdd = null; protected Button btnEnVarEdit = null; protected Button btnEnVarDel = null; protected Label lblPosixName = null; protected Label lblExecutable = null; protected Label lblArgument = null; protected Label lblInput = null; protected Label lblOutput = null; protected Label lblError = null; protected Label lblEnvironment = null; protected Table tblEnvironment = null; protected TableViewer environmentViewer = null; protected Table tblArgument = null; protected TableViewer argumentViewer = null; protected Object value = null; protected JobDefinitionType jobDefinitionType = null; protected JobDescriptionType jobDescriptionType = null; protected ApplicationType applicationType = null; protected DocumentRoot documentRoot = PosixFactory.eINSTANCE.createDocumentRoot(); protected POSIXApplicationType posixApplicationType; protected EnvironmentType environmentType = PosixFactory.eINSTANCE.createEnvironmentType(); protected ArgumentType argumentType = PosixFactory.eINSTANCE.createArgumentType(); private TableColumn column; private Composite containerComposite = null; /** * Class constructor. Creates the section. * * @param formPage The FormPage that contains this Section * @param parent The parent composite. * @param toolkit The parent Form Toolkit. */ public PosixApplicationSection(final Composite parent, final FormToolkit toolkit) { this.containerComposite = parent; createSection(parent, toolkit); } /* * Create the Posix Application Section */ private void createSection(final Composite parent, final FormToolkit toolkit) { String sectionTitle = Messages.getString("JobApplicationPage_PosixApplicationtitle"); //$NON-NLS-1$ String sectionDescripiton = Messages.getString("JobApplicationPage_PosixApplicationDescription"); //$NON-NLS-1$ GridData gd; Composite client = FormSectionFactory.createGridStaticSection(toolkit, parent, sectionTitle, sectionDescripiton, 4); gd = new GridData(); gd.grabExcessHorizontalSpace = true; gd.verticalAlignment = GridData.CENTER; gd.verticalSpan = 1; gd.horizontalSpan = 3; gd.widthHint = 330; /* ===================== Posix Name Widget ======================= */ this.lblPosixName = toolkit.createLabel(client, Messages.getString("JobApplicationPage_PosixName")); //$NON-NLS-1$ this.txtPosixName = toolkit.createText(client, "", SWT.NONE); //$NON-NLS-1$ this.txtPosixName.addModifyListener(new ModifyListener() { public void modifyText(final ModifyEvent e) { checkPosixApplicationElement(); if (!PosixApplicationSection.this.txtPosixName.getText().equals(EMPTY_STRING)) { PosixApplicationSection.this.posixApplicationType .setName(PosixApplicationSection.this.txtPosixName.getText()); } else { if (null != PosixApplicationSection.this.posixApplicationType.getName()) { PosixApplicationSection.this.posixApplicationType.setName(null); } } contentChanged(); } }); this.txtPosixName.setLayoutData(gd); /* =========================== Executable Widget ======================== */ gd = new GridData(); gd.horizontalSpan = 1; this.lblExecutable = toolkit.createLabel(client, Messages.getString("JobApplicationPage_Executable")); //$NON-NLS-1$ this.lblExecutable.setLayoutData(gd); this.txtExecutable = toolkit.createText(client, "", SWT.NONE); //$NON-NLS-1$ this.txtExecutable.addModifyListener(new ModifyListener() { FileNameType fileName = null; public void modifyText(final ModifyEvent e) { checkPosixApplicationElement(); if (!PosixApplicationSection.this.txtExecutable.getText().equals(EMPTY_STRING)) { if (null == this.fileName) { this.fileName = PosixFactory.eINSTANCE.createFileNameType(); } this.fileName.setValue(PosixApplicationSection.this.txtExecutable.getText()); this.fileName = (FileNameType) checkProxy(this.fileName); PosixApplicationSection.this.posixApplicationType.setExecutable(this.fileName); } else { if (null != this.fileName) { this.fileName = (FileNameType) checkProxy(this.fileName); this.fileName = null; } if (null != PosixApplicationSection.this.posixApplicationType.getExecutable()) { PosixApplicationSection.this.posixApplicationType.setExecutable(null); } } contentChanged(); } }); gd = new GridData(); gd.widthHint = 330; gd.horizontalSpan = 3; gd.grabExcessHorizontalSpace = true; gd.verticalAlignment = GridData.CENTER; gd.verticalSpan = 1; this.txtExecutable.setLayoutData(gd); /* ============================= Argument Widget ======================== */ gd = new GridData(); gd.verticalSpan = 2; gd.horizontalSpan = 1; gd.verticalAlignment = GridData.BEGINNING; this.lblArgument = toolkit.createLabel(client, Messages.getString("JobApplicationPage_Argument")); //$NON-NLS-1$ this.lblArgument.setLayoutData(gd); gd = new GridData(); gd.horizontalAlignment = GridData.FILL; gd.verticalAlignment = GridData.FILL; gd.verticalSpan = 3; gd.horizontalSpan = 1; gd.widthHint = 250; gd.heightHint = WIDGET_HEIGHT; this.argumentViewer = new TableViewer(client, SWT.BORDER | SWT.FULL_SELECTION); this.tblArgument = this.argumentViewer.getTable(); this.tblArgument.setHeaderVisible(true); this.argumentViewer.setContentProvider(new FeatureContentProvider()); this.argumentViewer.setLabelProvider(new FeatureLabelProvider()); this.column = new TableColumn(this.tblArgument, SWT.NONE); this.column.setText("File System Name"); //$NON-NLS-1$ this.column.setWidth(150); this.column = new TableColumn(this.tblArgument, SWT.NONE); this.column.setText("Value"); //$NON-NLS-1$ this.column.setWidth(100); this.argumentViewer.addSelectionChangedListener(new ISelectionChangedListener() { public void selectionChanged(final SelectionChangedEvent event) { updateButtons((TableViewer) event.getSource()); } }); this.tblArgument.setData(FormToolkit.KEY_DRAW_BORDER); this.tblArgument.setLayoutData(gd); /* Create "Add" Button */ gd = new GridData(); gd.horizontalSpan = 2; gd.verticalSpan = 1; gd.widthHint = 60; this.btnArgAdd = toolkit.createButton(client, Messages.getString("JsdlEditor_AddButton"), //$NON-NLS-1$ SWT.PUSH); this.btnArgAdd.addSelectionListener(new SelectionListener() { public void widgetSelected(final SelectionEvent event) { handleArguments(Messages.getString("JobApplicationPage_ArgumentDialog"), //$NON-NLS-1$ (Button) event.getSource()); addNewArgument(PosixApplicationSection.this.argumentViewer, PosixApplicationSection.this.value); } public void widgetDefaultSelected(final SelectionEvent event) { // Do Nothing - Required method } }); this.btnArgAdd.setLayoutData(gd); /* Create "Edit" Button */ gd = new GridData(); gd.horizontalSpan = 2; gd.verticalSpan = 1; gd.widthHint = 60; this.btnArgEdit = toolkit.createButton(client, Messages.getString("JsdlEditor_EditButton"), //$NON-NLS-1$ SWT.PUSH); this.btnArgEdit.addSelectionListener(new SelectionListener() { public void widgetSelected(final SelectionEvent event) { handleArguments(Messages.getString("JobApplicationPage_ArgumentDialog"), //$NON-NLS-1$ (Button) event.getSource()); performEdit(PosixApplicationSection.this.argumentViewer, PosixApplicationSection.this.value); } public void widgetDefaultSelected(final SelectionEvent event) { // Do Nothing - Required method } }); this.btnArgEdit.setEnabled(false); this.btnArgEdit.setLayoutData(gd); /* Create "Remove" Button */ gd = new GridData(); gd.horizontalSpan = 2; gd.verticalSpan = 1; gd.widthHint = 60; gd.verticalAlignment = GridData.BEGINNING; this.btnArgDel = toolkit.createButton(client, Messages.getString("JsdlEditor_RemoveButton"), //$NON-NLS-1$ SWT.PUSH); this.btnArgDel.setEnabled(false); this.btnArgDel.addSelectionListener(new SelectionListener() { public void widgetSelected(final SelectionEvent event) { performDelete(PosixApplicationSection.this.argumentViewer); } public void widgetDefaultSelected(final SelectionEvent event) { // Do Nothing - Required method } }); this.btnArgDel.setLayoutData(gd); /* ============================= Input Widget =========================== */ gd = new GridData(); gd.horizontalSpan = 1; this.lblInput = toolkit.createLabel(client, Messages.getString("JobApplicationPage_Input")); //$NON-NLS-1$ this.lblInput.setLayoutData(gd); gd = new GridData(); gd.verticalAlignment = GridData.FILL; gd.horizontalSpan = 3; gd.widthHint = 330; this.txtInput = toolkit.createText(client, "", SWT.NONE); //$NON-NLS-1$ this.txtInput.addModifyListener(new ModifyListener() { FileNameType fileName = null; public void modifyText(final ModifyEvent e) { checkPosixApplicationElement(); if (!PosixApplicationSection.this.txtInput.getText().equals(EMPTY_STRING)) { if (null == this.fileName) { this.fileName = PosixFactory.eINSTANCE.createFileNameType(); } this.fileName.setValue(PosixApplicationSection.this.txtInput.getText()); this.fileName = (FileNameType) checkProxy(this.fileName); PosixApplicationSection.this.posixApplicationType.setInput(this.fileName); } else { if (null != this.fileName) { this.fileName = (FileNameType) checkProxy(this.fileName); this.fileName = null; } if (null != PosixApplicationSection.this.posixApplicationType.getInput()) { PosixApplicationSection.this.posixApplicationType.setInput(null); } } contentChanged(); } }); this.txtInput.setLayoutData(gd); /* ============================= Output Widget =========================== */ gd = new GridData(); this.lblOutput = toolkit.createLabel(client, Messages.getString("JobApplicationPage_Output")); //$NON-NLS-1$ this.lblOutput.setLayoutData(gd); this.txtOutput = toolkit.createText(client, "", SWT.NONE); //$NON-NLS-1$ this.txtOutput.addModifyListener(new ModifyListener() { FileNameType fileName = null; public void modifyText(final ModifyEvent e) { checkPosixApplicationElement(); if (!PosixApplicationSection.this.txtOutput.getText().equals(EMPTY_STRING)) { if (null == this.fileName) { this.fileName = PosixFactory.eINSTANCE.createFileNameType(); } this.fileName.setValue(PosixApplicationSection.this.txtOutput.getText()); this.fileName = (FileNameType) checkProxy(this.fileName); PosixApplicationSection.this.posixApplicationType.setOutput(this.fileName); } else { if (null != this.fileName) { this.fileName = (FileNameType) checkProxy(this.fileName); this.fileName = null; } if (null != PosixApplicationSection.this.posixApplicationType.getOutput()) { PosixApplicationSection.this.posixApplicationType.setOutput(null); } } contentChanged(); } }); gd = new GridData(); gd.verticalAlignment = GridData.FILL; gd.horizontalSpan = 3; gd.widthHint = 330; this.txtOutput.setLayoutData(gd); /* ============================= Error Widget =========================== */ gd = new GridData(); this.lblError = toolkit.createLabel(client, Messages.getString("JobApplicationPage_Error")); //$NON-NLS-1$ this.lblError.setLayoutData(gd); gd = new GridData(); gd.verticalAlignment = GridData.FILL; gd.horizontalSpan = 3; gd.widthHint = 330; this.txtError = toolkit.createText(client, "", SWT.NONE); //$NON-NLS-1$ this.txtError.addModifyListener(new ModifyListener() { FileNameType fileName = null; public void modifyText(final ModifyEvent e) { checkPosixApplicationElement(); if (!PosixApplicationSection.this.txtError.getText().equals(EMPTY_STRING)) { if (null == this.fileName) { this.fileName = PosixFactory.eINSTANCE.createFileNameType(); } this.fileName.setValue(PosixApplicationSection.this.txtError.getText()); this.fileName = (FileNameType) checkProxy(this.fileName); PosixApplicationSection.this.posixApplicationType.setError(this.fileName); } else { if (null != this.fileName) { this.fileName = (FileNameType) checkProxy(this.fileName); this.fileName = null; } if (null != PosixApplicationSection.this.posixApplicationType.getError()) { PosixApplicationSection.this.posixApplicationType.setError(null); } } contentChanged(); } }); this.txtError.setLayoutData(gd); /* ======================= Environment Widget =========================== */ gd = new GridData(); gd.verticalSpan = 2; gd.horizontalSpan = 1; gd.verticalAlignment = GridData.BEGINNING; this.lblEnvironment = toolkit.createLabel(client, Messages.getString("JobApplicationPage_Environment")); //$NON-NLS-1$ this.lblEnvironment.setLayoutData(gd); gd = new GridData(); gd.horizontalAlignment = GridData.FILL; gd.verticalAlignment = GridData.FILL; gd.verticalSpan = 3; gd.horizontalSpan = 1; gd.widthHint = 250; gd.heightHint = WIDGET_HEIGHT; this.environmentViewer = new TableViewer(client, SWT.BORDER | SWT.FULL_SELECTION); this.tblEnvironment = this.environmentViewer.getTable(); this.tblEnvironment.setHeaderVisible(true); this.environmentViewer.setContentProvider(new FeatureContentProvider()); this.environmentViewer.setLabelProvider(new FeatureLabelProvider()); this.column = new TableColumn(this.tblEnvironment, SWT.NONE); this.column.setText("Name"); //$NON-NLS-1$ this.column.setWidth(60); this.column = new TableColumn(this.tblEnvironment, SWT.NONE); this.column.setText("File System Name"); //$NON-NLS-1$ this.column.setWidth(130); this.column = new TableColumn(this.tblEnvironment, SWT.NONE); this.column.setText("Value"); //$NON-NLS-1$ this.column.setWidth(60); this.environmentViewer.addSelectionChangedListener(new ISelectionChangedListener() { public void selectionChanged(final SelectionChangedEvent event) { updateButtons((TableViewer) event.getSource()); } }); this.tblEnvironment.setData(FormToolkit.KEY_DRAW_BORDER); this.tblEnvironment.setLayoutData(gd); /* Create "Add" Button */ gd = new GridData(); gd.horizontalSpan = 2; gd.verticalSpan = 1; gd.widthHint = 60; this.btnEnVarAdd = toolkit.createButton(client, Messages.getString("JsdlEditor_AddButton"), //$NON-NLS-1$ SWT.BUTTON1); this.btnEnVarAdd.addSelectionListener(new SelectionListener() { public void widgetSelected(final SelectionEvent event) { handleEnvironmentVar(Messages.getString("JobApplicationPage_EnvironmentDialog"), //$NON-NLS-1$ (Button) event.getSource()); addNewEnvVariable(PosixApplicationSection.this.environmentViewer, PosixApplicationSection.this.value); } public void widgetDefaultSelected(final SelectionEvent event) { // Do Nothing - Required method } }); this.btnEnVarAdd.setLayoutData(gd); /* Create "Edit" Button */ gd = new GridData(); gd.horizontalSpan = 2; gd.verticalSpan = 1; gd.widthHint = 60; this.btnEnVarEdit = toolkit.createButton(client, Messages.getString("JsdlEditor_EditButton"), //$NON-NLS-1$ SWT.PUSH); this.btnEnVarEdit.addSelectionListener(new SelectionListener() { public void widgetSelected(final SelectionEvent event) { handleEnvironmentVar(Messages.getString("JobApplicationPage_EnvironmentDialog"), //$NON-NLS-1$ (Button) event.getSource()); performEdit(PosixApplicationSection.this.environmentViewer, PosixApplicationSection.this.value); } public void widgetDefaultSelected(final SelectionEvent event) { // Do Nothing - Required method } }); this.btnEnVarEdit.setEnabled(false); this.btnEnVarEdit.setLayoutData(gd); /* Create "Remove" Button */ gd = new GridData(); gd.horizontalSpan = 2; gd.verticalSpan = 1; gd.widthHint = 60; gd.verticalAlignment = GridData.BEGINNING; this.btnEnVarDel = toolkit.createButton(client, Messages.getString("JsdlEditor_RemoveButton"), //$NON-NLS-1$ SWT.PUSH); this.btnEnVarDel.setEnabled(false); this.btnEnVarDel.addSelectionListener(new SelectionListener() { public void widgetSelected(final SelectionEvent event) { performDelete(PosixApplicationSection.this.environmentViewer); } public void widgetDefaultSelected(final SelectionEvent event) { // Do Nothing - Required method } }); this.btnEnVarDel.setLayoutData(gd); toolkit.paintBordersFor(client); } protected void updateButtons(final TableViewer tableViewer) { ISelection selection = tableViewer.getSelection(); boolean selectionAvailable = !selection.isEmpty(); if (tableViewer == this.argumentViewer) { this.btnArgAdd.setEnabled(true); this.btnArgEdit.setEnabled(selectionAvailable); this.btnArgDel.setEnabled(selectionAvailable); } else { this.btnEnVarAdd.setEnabled(true); this.btnEnVarEdit.setEnabled(selectionAvailable); this.btnEnVarDel.setEnabled(selectionAvailable); } // end else } // End updateButtons protected void handleArguments(final String dialogTitle, final Button button) { this.value = null; ArgumentsDialog dialog = new ArgumentsDialog(this.containerComposite.getShell(), dialogTitle, this.jobDefinitionType); if (button == this.btnArgEdit) { IStructuredSelection structSelection = (IStructuredSelection) this.argumentViewer.getSelection(); ArgumentType argType = (ArgumentType) structSelection.getFirstElement(); dialog.setInput(argType); } if (dialog.open() != Window.OK) { return; } // end if ( dialog.open() ) this.value = dialog.getValue(); } // end void handleArguments protected void handleEnvironmentVar(final String dialogTitle, final Button button) { this.value = null; EnvironmentVarDialog dialog = new EnvironmentVarDialog(this.containerComposite.getShell(), dialogTitle, this.jobDefinitionType); if (button == this.btnEnVarEdit) { IStructuredSelection structSelection = (IStructuredSelection) this.environmentViewer.getSelection(); EnvironmentType envType = (EnvironmentType) structSelection.getFirstElement(); dialog.setInput(envType); } if (dialog.open() != Window.OK) { return; } // end if ( dialog.open() ) this.value = dialog.getValue(); } // end void handleArguments // protected void contentChanged() { // // if( this.isNotifyAllowed ) { // fireNotifyChanged( null ); // } // } /** * @param jobDefinition The JSDL Job Definition element. */ public void setInput(final JobDefinitionType jobDefinition) { this.adapterRefreshed = true; if (null != jobDefinition) { this.jobDefinitionType = jobDefinition; TreeIterator<EObject> iterator = this.jobDefinitionType.eAllContents(); while (iterator.hasNext()) { EObject testType = iterator.next(); if (testType instanceof JobDescriptionType) { this.jobDescriptionType = (JobDescriptionType) testType; } else if (testType instanceof ApplicationType) { this.applicationType = (ApplicationType) testType; if (false == this.applicationType.eAdapters().contains(this)) { this.applicationType.eAdapters().add(this); } } else if (testType instanceof POSIXApplicationType) { this.posixApplicationType = (POSIXApplicationType) testType; if (false == this.posixApplicationType.eAdapters().contains(this)) { this.posixApplicationType.eAdapters().add(this); } } } fillFields(); } } /* * If the POSIX Application Element is set, check for any possible contents which may * be set. If none of the above are true, then delete the Posix Application elemet from it's * container (ApplicationType). */ @Override public void notifyChanged(final Notification msg) { // Enable Line Below to debug event notifications from JSDL model types. // System.out.println("Message: " + msg.toString()); if (this.isNotifyAllowed) { if (null != this.posixApplicationType && this.posixApplicationType.eContents().size() == 0) { EcoreUtil.remove(this.posixApplicationType); this.posixApplicationType = null; } } } private void fillFields() { this.isNotifyAllowed = false; if (null != this.posixApplicationType) { if (null != this.posixApplicationType.getName()) { this.txtPosixName.setText(this.posixApplicationType.getName()); } else { this.txtPosixName.setText(EMPTY_STRING); } if (null != this.posixApplicationType.getExecutable()) { this.txtExecutable.setText(this.posixApplicationType.getExecutable().getValue()); } else { this.txtExecutable.setText(EMPTY_STRING); } if (null != this.posixApplicationType.getInput()) { this.txtInput.setText(this.posixApplicationType.getInput().getValue()); } else { this.txtInput.setText(EMPTY_STRING); } if (null != this.posixApplicationType.getOutput()) { this.txtOutput.setText(this.posixApplicationType.getOutput().getValue()); } else { this.txtOutput.setText(EMPTY_STRING); } if (null != this.posixApplicationType.getError()) { this.txtError.setText(this.posixApplicationType.getError().getValue()); } else { this.txtError.setText(EMPTY_STRING); } this.argumentViewer.setInput(this.posixApplicationType.getArgument()); this.environmentViewer.setInput(this.posixApplicationType.getEnvironment()); } this.isNotifyAllowed = true; if (this.adapterRefreshed) { this.adapterRefreshed = false; } } /* * Check if the EObject is lazy loaded. */ protected EObject checkProxy(final EObject refEObject) { EObject eObject = refEObject; if ((eObject != null) && (eObject.eIsProxy())) { eObject = EcoreUtil.resolve(eObject, this.posixApplicationType); } return eObject; } protected void checkApplicationElement() { EStructuralFeature eStructuralFeature = this.jobDescriptionType.eClass() .getEStructuralFeature(JsdlPackage.JOB_DESCRIPTION_TYPE__APPLICATION); /* * Check if the Application element is not set. If not set then set it to its * container (JobDescriptionType). */ if (!this.jobDescriptionType.eIsSet(eStructuralFeature)) { if (null == this.applicationType) { this.applicationType = JsdlFactory.eINSTANCE.createApplicationType(); } this.jobDescriptionType.eSet(eStructuralFeature, this.applicationType); } } protected void checkPosixApplicationElement() { EStructuralFeature eStructuralFeature = this.documentRoot.eClass() .getEStructuralFeature(PosixPackage.DOCUMENT_ROOT__POSIX_APPLICATION); checkApplicationElement(); if (!this.applicationType.eIsSet(eStructuralFeature)) { if (null == this.posixApplicationType) { this.posixApplicationType = PosixFactory.eINSTANCE.createPOSIXApplicationType(); Collection<POSIXApplicationType> collection = new ArrayList<POSIXApplicationType>(); collection.add(this.posixApplicationType); this.applicationType = (ApplicationType) checkProxy(this.applicationType); this.applicationType.eSet(eStructuralFeature, collection); } } } /** * Add a new Argument element to the associated Table Viewers input. * * @param tableViewer The {@link TableViewer} in which the new element will be added. * @param innerValue The new element that will be added. */ @SuppressWarnings("unchecked") protected void addNewArgument(final TableViewer tableViewer, final Object innerValue) { boolean elementExists = false; String newElement; if (innerValue == null) { return; } EList<ArgumentType> newInputList = (EList<ArgumentType>) tableViewer.getInput(); if (newInputList == null) { newInputList = new BasicEList<ArgumentType>(); } /* Check if PosixApplication Element Exists */ checkPosixApplicationElement(); this.argumentType = PosixFactory.eINSTANCE.createArgumentType(); this.argumentType = (ArgumentType) innerValue; newElement = this.argumentType.getValue(); Iterator<ArgumentType> iter = newInputList.iterator(); while (iter.hasNext() && !elementExists) { elementExists = iter.next().getValue().equals(newElement); } if (!elementExists) { newInputList.add(this.argumentType); /* Add the Argument to PosixApplication */ this.applicationType = (ApplicationType) checkProxy(this.applicationType); this.posixApplicationType = (POSIXApplicationType) checkProxy(this.posixApplicationType); this.argumentType = (ArgumentType) checkProxy(this.argumentType); this.posixApplicationType.getArgument().addAll(newInputList); tableViewer.setInput(this.posixApplicationType.getArgument()); tableViewer.refresh(); contentChanged(); } else { MessageDialog.openError(tableViewer.getControl().getShell(), Messages.getString("Arguments_DuplicateEntryDialog_Title"), //$NON-NLS-1$ Messages.getString("Arguments_New_DuplicateEntryDialog_Message")); //$NON-NLS-1$ } } /** * Add a new Argument element to the associated Table Viewers input. * * @param tableViewer The {@link TableViewer} in which the new element will be added. * @param innerValue The new element that will be added. */ @SuppressWarnings("unchecked") protected void addNewEnvVariable(final TableViewer tableViewer, final Object innerValue) { boolean elementExists = false; String newElement; if (innerValue == null) { return; } EList<EnvironmentType> newInputList = (EList<EnvironmentType>) tableViewer.getInput(); if (newInputList == null) { newInputList = new BasicEList<EnvironmentType>(); } /* Check if PosixApplication Element Exists */ checkPosixApplicationElement(); this.environmentType = PosixFactory.eINSTANCE.createEnvironmentType(); this.environmentType = (EnvironmentType) innerValue; newElement = this.environmentType.getValue(); Iterator<EnvironmentType> iter = newInputList.iterator(); while (iter.hasNext() && !elementExists) { elementExists = iter.next().getValue().equals(newElement); } if (!elementExists) { newInputList.add(this.environmentType); /* Add the Argument to PosixApplication */ this.posixApplicationType.getEnvironment().addAll(newInputList); tableViewer.setInput(this.posixApplicationType.getEnvironment()); tableViewer.refresh(); contentChanged(); } else { MessageDialog.openError(tableViewer.getControl().getShell(), Messages.getString("EnvironmentalVar_DuplicateEntryDialog_Title"), //$NON-NLS-1$ Messages.getString("EnvironmentalVar_New_DuplicateEntryDialog_Message")); //$NON-NLS-1$ } newInputList = null; } protected void deleteElement(final int featureID) { EStructuralFeature eStructuralFeature = this.posixApplicationType.eClass().getEStructuralFeature(featureID); EcoreUtil.remove(eStructuralFeature); } protected void performDelete(final TableViewer viewer) { IStructuredSelection structSelection = (IStructuredSelection) viewer.getSelection(); Iterator<?> it = structSelection.iterator(); /* * Iterate over the selections and delete them from the model. */ while (it.hasNext()) { Object feature = it.next(); if (feature instanceof ArgumentType) { ArgumentType argument = (ArgumentType) feature; try { EcoreUtil.remove(argument); } catch (Exception e) { Activator.logException(e); } } //end ArgumentType else if (feature instanceof EnvironmentType) { EnvironmentType environment = (EnvironmentType) feature; try { EcoreUtil.remove(environment); viewer.setInput(this.posixApplicationType.getEnvironment()); } catch (Exception e) { Activator.logException(e); } } // end EnvironmentType } viewer.refresh(); contentChanged(); } // End void performDelete() /** * Edit an element that appears in a Table Viewers. * * @param tableViewer The {@link TableViewer} in which the new element appears. * @param innerValue The new value of the element. */ @SuppressWarnings("unchecked") public void performEdit(final TableViewer tableViewer, final Object innerValue) { boolean elementExists = false; String newElement; int featureID; if (innerValue == null) { return; } EStructuralFeature eStructuralFeature; /* * Get the TableViewer Selection */ IStructuredSelection structSelection = (IStructuredSelection) tableViewer.getSelection(); /* If the selection is not null then Change the selected element */ if (structSelection != null) { Object feature = structSelection.getFirstElement(); if (tableViewer == this.argumentViewer) { EList<ArgumentType> newInputList = (EList<ArgumentType>) tableViewer.getInput(); if (newInputList == null) { newInputList = new BasicEList<ArgumentType>(); } Iterator<ArgumentType> iter = newInputList.iterator(); featureID = PosixPackage.POSIX_APPLICATION_TYPE__ARGUMENT; eStructuralFeature = this.posixApplicationType.eClass().getEStructuralFeature(featureID); /* Get the Index of the Element that needs to be changed */ int index = ((java.util.List<Object>) this.posixApplicationType.eGet(eStructuralFeature)) .indexOf(feature); /* * Create a new Argument Type EObject with the new values that will * substitute the old EObject. */ this.argumentType = PosixFactory.eINSTANCE.createArgumentType(); this.argumentType = (ArgumentType) innerValue; newElement = this.argumentType.getValue(); /* Change the element. The element is located through it's index position * in the list. */ while (iter.hasNext() && !elementExists) { ArgumentType tempArgumentType = iter.next(); if ((tempArgumentType.getValue().equals(newElement)) && (!tempArgumentType.equals(feature))) { elementExists = true; } } if (!elementExists) { ((java.util.List<Object>) this.posixApplicationType.eGet(eStructuralFeature)).set(index, this.argumentType); contentChanged(); } else { MessageDialog.openError(tableViewer.getControl().getShell(), Messages.getString("Arguments_DuplicateEntryDialog_Title"), //$NON-NLS-1$ Messages.getString("Arguments_New_DuplicateEntryDialog_Message")); //$NON-NLS-1$ } } else { EList<EnvironmentType> newInputList = (EList<EnvironmentType>) tableViewer.getInput(); if (newInputList == null) { newInputList = new BasicEList<EnvironmentType>(); } Iterator<EnvironmentType> iter = newInputList.iterator(); featureID = PosixPackage.POSIX_APPLICATION_TYPE__ENVIRONMENT; eStructuralFeature = this.posixApplicationType.eClass().getEStructuralFeature(featureID); /* Get the Index of the Element that needs to be changed */ int index = ((java.util.List<Object>) this.posixApplicationType.eGet(eStructuralFeature)) .indexOf(feature); /* * Create a new Environment Type EObject with the new values that will * substitute the old EObject. */ this.environmentType = PosixFactory.eINSTANCE.createEnvironmentType(); this.environmentType = (EnvironmentType) innerValue; newElement = this.environmentType.getName(); /* Change the element. The element is located through it's index position * in the list. */ while (iter.hasNext() && !elementExists) { EnvironmentType tempEnvironmentType = iter.next(); if ((tempEnvironmentType.getName().equals(newElement)) && (!tempEnvironmentType.equals(feature))) { elementExists = true; } } if (!elementExists) { ((java.util.List<Object>) this.posixApplicationType.eGet(eStructuralFeature)).set(index, this.environmentType); contentChanged(); } else { MessageDialog.openError(tableViewer.getControl().getShell(), Messages.getString("EnvironmentalVar_DuplicateEntryDialog_Title"), //$NON-NLS-1$ Messages.getString("EnvironmentalVar_New_DuplicateEntryDialog_Message")); //$NON-NLS-1$ } } feature = null; eStructuralFeature = null; tableViewer.refresh(); } } }