/*******************************************************************************
* Copyright (c) 2007, 2015 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
*******************************************************************************/
package org.eclipse.jdt.internal.debug.ui.jres;
import java.io.File;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.debug.internal.ui.SWTFactory;
import org.eclipse.debug.ui.StringVariableSelectionDialog;
import org.eclipse.jdt.debug.ui.launchConfigurations.AbstractVMInstallPage;
import org.eclipse.jdt.internal.debug.ui.IJavaDebugHelpContextIds;
import org.eclipse.jdt.internal.debug.ui.JavaDebugImages;
import org.eclipse.jdt.internal.debug.ui.StatusInfo;
import org.eclipse.jdt.internal.launching.EEVMInstall;
import org.eclipse.jdt.launching.IVMInstallType;
import org.eclipse.jdt.launching.JavaRuntime;
import org.eclipse.jdt.launching.VMStandin;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.window.Window;
import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.BusyIndicator;
import org.eclipse.swt.events.ModifyEvent;
import org.eclipse.swt.events.ModifyListener;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.SelectionListener;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.FileDialog;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Text;
import org.eclipse.ui.PlatformUI;
/**
* Page used to edit an 'EE' VM.
*
* @since 3.3
*/
public class EEVMPage extends AbstractVMInstallPage {
// VM being edited or created
private VMStandin fVM;
private Text fVMName;
private Text fVMArgs;
private Text fEEFile;
private VMLibraryBlock fLibraryBlock;
private IStatus[] fFieldStatus = new IStatus[1];
private boolean fIgnoreCallbacks = false;
/**
*
*/
public EEVMPage() {
super(JREMessages.EEVMPage_0);
for (int i = 0; i < fFieldStatus.length; i++) {
fFieldStatus[i] = Status.OK_STATUS;
}
}
/* (non-Javadoc)
* @see org.eclipse.jface.dialogs.IDialogPage#getImage()
*/
@Override
public Image getImage() {
return JavaDebugImages.get(JavaDebugImages.IMG_WIZBAN_LIBRARY);
}
/* (non-Javadoc)
* @see org.eclipse.jface.dialogs.IDialogPage#createControl(org.eclipse.swt.widgets.Composite)
*/
@Override
public void createControl(Composite p) {
// create a composite with standard margins and spacing
Composite composite = new Composite(p, SWT.NONE);
GridLayout layout = new GridLayout();
layout.numColumns = 3;
composite.setLayout(layout);
composite.setLayoutData(new GridData(GridData.FILL_BOTH));
// VM location
SWTFactory.createLabel(composite, JREMessages.EEVMPage_1, 1);
fEEFile = SWTFactory.createSingleText(composite, 1);
Button folders = SWTFactory.createPushButton(composite, JREMessages.EEVMPage_2, null);
GridData data = (GridData) folders.getLayoutData();
data.horizontalAlignment = GridData.END;
//VM name
SWTFactory.createLabel(composite, JREMessages.addVMDialog_jreName, 1);
fVMName = SWTFactory.createSingleText(composite, 2);
//VM arguments
Label label = SWTFactory.createLabel(composite, JREMessages.AddVMDialog_23, 2);
GridData gd = (GridData) label.getLayoutData();
gd.verticalAlignment = SWT.BEGINNING;
fVMArgs = SWTFactory.createText(composite, SWT.BORDER | SWT.V_SCROLL | SWT.WRAP, 3, ""); //$NON-NLS-1$
gd = (GridData) fVMArgs.getLayoutData();
gd.widthHint = 200;
gd.heightHint = 75;
//Variables button
Button variables = SWTFactory.createPushButton(composite, JREMessages.EEVMPage_3, null);
gd = (GridData) variables.getLayoutData();
gd.horizontalSpan = 3;
gd.horizontalAlignment = GridData.END;
//VM libraries block
SWTFactory.createLabel(composite, JREMessages.AddVMDialog_JRE_system_libraries__1, 3);
fLibraryBlock = new VMLibraryBlock();
fLibraryBlock.setWizard(getWizard());
fLibraryBlock.createControl(composite);
Control libControl = fLibraryBlock.getControl();
gd = new GridData(GridData.FILL_BOTH);
gd.horizontalSpan = 3;
libControl.setLayoutData(gd);
initializeFields();
//add the listeners now to prevent them from monkeying with initialized settings
fVMName.addModifyListener(new ModifyListener() {
@Override
public void modifyText(ModifyEvent e) {
if (!fIgnoreCallbacks) {
validateVMName();
}
}
});
fEEFile.addModifyListener(new ModifyListener() {
@Override
public void modifyText(ModifyEvent e) {
if (!fIgnoreCallbacks && validateDefinitionFile().isOK()) {
initializeFields();
}
}
});
folders.addSelectionListener(new SelectionListener() {
@Override
public void widgetDefaultSelected(SelectionEvent e) {}
@Override
public void widgetSelected(SelectionEvent e) {
FileDialog dialog = new FileDialog(getShell());
dialog.setFilterExtensions(new String[]{"*.ee"}); //$NON-NLS-1$
File file = getDefinitionFile();
String text = fEEFile.getText();
if (file != null && file.isFile()) {
text = file.getParentFile().getAbsolutePath();
}
dialog.setFileName(text);
String newPath = dialog.open();
if (newPath != null) {
fEEFile.setText(newPath);
}
}
});
variables.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
StringVariableSelectionDialog dialog = new StringVariableSelectionDialog(getShell());
if (dialog.open() == Window.OK) {
String expression = dialog.getVariableExpression();
if (expression != null) {
fVMArgs.insert(expression);
}
}
}
});
Dialog.applyDialogFont(composite);
setControl(composite);
PlatformUI.getWorkbench().getHelpSystem().setHelp(getControl(), IJavaDebugHelpContextIds.EDIT_JRE_EE_FILE_WIZARD_PAGE);
}
/**
* Validates the JRE location
* @return the status after validating the JRE location
*/
private IStatus validateDefinitionFile() {
String locationName = fEEFile.getText();
IStatus s = null;
if (locationName.length() == 0) {
s = new StatusInfo(IStatus.WARNING, JREMessages.EEVMPage_4);
} else {
final File file = new File(locationName);
if (!file.exists()) {
s = new StatusInfo(IStatus.ERROR, JREMessages.EEVMPage_5);
} else {
final IStatus[] temp = new IStatus[1];
final VMStandin[] standin = new VMStandin[1];
Runnable r = new Runnable() {
@Override
public void run() {
try {
standin[0] = JavaRuntime.createVMFromDefinitionFile(file, fVM.getName(), fVM.getId());
IStatus status = standin[0].getVMInstallType().validateInstallLocation(standin[0].getInstallLocation());
if (status.getSeverity() != IStatus.ERROR) {
temp[0] = Status.OK_STATUS;
} else {
temp[0] = status;
}
}
catch (CoreException e) {
e.printStackTrace();
}
}
};
BusyIndicator.showWhile(getShell().getDisplay(), r);
s = temp[0];
if (s.isOK()) {
fVM = standin[0];
}
}
}
setDefinitionFileStatus(s);
updatePageStatus();
return s;
}
/**
* Validates the entered name of the VM
*/
private void validateVMName() {
nameChanged(fVMName.getText());
}
/* (non-Javadoc)
* @see org.eclipse.jdt.debug.ui.launchConfigurations.AbstractVMInstallPage#finish()
*/
@Override
public boolean finish() {
setFieldValuesToVM(fVM);
fLibraryBlock.finish();
return true;
}
/* (non-Javadoc)
* @see org.eclipse.jdt.debug.ui.launchConfigurations.AbstractVMInstallPage#getSelection()
*/
@Override
public VMStandin getSelection() {
return fVM;
}
/* (non-Javadoc)
* @see org.eclipse.jdt.debug.ui.launchConfigurations.AbstractVMInstallPage#setSelection(org.eclipse.jdt.launching.VMStandin)
*/
@Override
public void setSelection(VMStandin vm) {
super.setSelection(vm);
fVM = vm;
setTitle(JREMessages.EEVMPage_6);
setDescription(JREMessages.EEVMPage_7);
}
/**
* initialize fields to the specified VM
* @param vm the VM to initialize from
*/
protected void setFieldValuesToVM(VMStandin vm) {
vm.setName(fVMName.getText());
String argString = fVMArgs.getText().trim();
if (argString != null && argString.length() > 0) {
vm.setVMArgs(argString);
} else {
vm.setVMArgs(null);
}
}
/**
* Returns the definition file from the text control or <code>null</code>
* if none.
*
* @return definition file or <code>null</code>
*/
private File getDefinitionFile() {
String path = fEEFile.getText().trim();
if (path.length() > 0) {
return new File(path);
}
return null;
}
/**
* Creates a unique name for the VMInstallType
* @param vmType the vm install type
* @return a unique name
*/
protected static String createUniqueId(IVMInstallType vmType) {
String id = null;
do {
id = String.valueOf(System.currentTimeMillis());
} while (vmType.findVMInstall(id) != null);
return id;
}
/**
* Initialize the dialogs fields
*/
private void initializeFields() {
try {
fIgnoreCallbacks = true;
fLibraryBlock.setSelection(fVM);
fVMName.setText(fVM.getName());
fVMName.setSelection(fVM.getName().length());
String eePath = fVM.getAttribute(EEVMInstall.ATTR_DEFINITION_FILE);
if (eePath != null) {
fEEFile.setText(eePath);
fEEFile.setSelection(eePath.length());
}
String vmArgs = fVM.getVMArgs();
if (vmArgs != null) {
fVMArgs.setText(vmArgs);
}
validateVMName();
} finally {
fIgnoreCallbacks = false;
}
}
/**
* Sets the status of the definition file.
*
* @param status definition file status
*/
private void setDefinitionFileStatus(IStatus status) {
fFieldStatus[0] = status;
}
/* (non-Javadoc)
* @see org.eclipse.jface.dialogs.DialogPage#getErrorMessage()
*/
@Override
public String getErrorMessage() {
String message = super.getErrorMessage();
if (message == null) {
return fLibraryBlock.getErrorMessage();
}
return message;
}
/* (non-Javadoc)
* @see org.eclipse.jface.wizard.WizardPage#isPageComplete()
*/
@Override
public boolean isPageComplete() {
boolean complete = super.isPageComplete();
if (complete) {
return fLibraryBlock.isPageComplete();
}
return complete;
}
/* (non-Javadoc)
* @see org.eclipse.jdt.debug.ui.launchConfigurations.AbstractVMInstallPage#getVMStatus()
*/
@Override
protected IStatus[] getVMStatus() {
return fFieldStatus;
}
}