/*******************************************************************************
* Copyright (c) 2000, 2014 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.ui.wizards;
import java.io.File;
import java.io.IOException;
import java.net.URI;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Comparator;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Observable;
import java.util.Observer;
import org.eclipse.equinox.bidi.StructuredTextTypeHandlerFactory;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.SelectionListener;
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.Control;
import org.eclipse.swt.widgets.DirectoryDialog;
import org.eclipse.swt.widgets.Group;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Link;
import org.eclipse.core.filesystem.URIUtil;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Path;
import org.eclipse.core.runtime.Platform;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.IWorkspace;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.jface.dialogs.IDialogSettings;
import org.eclipse.jface.util.BidiUtils;
import org.eclipse.jface.util.Policy;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.ITreeSelection;
import org.eclipse.jface.viewers.TreePath;
import org.eclipse.jface.wizard.WizardPage;
import org.eclipse.ui.IWorkbenchPart;
import org.eclipse.ui.IWorkingSet;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.dialogs.PreferencesUtil;
import org.eclipse.ui.dialogs.WorkingSetConfigurationBlock;
import org.eclipse.jdt.core.IClasspathEntry;
import org.eclipse.jdt.core.JavaCore;
import org.eclipse.jdt.internal.corext.util.JavaModelUtil;
import org.eclipse.jdt.internal.corext.util.Messages;
import org.eclipse.jdt.launching.IVMInstall;
import org.eclipse.jdt.launching.IVMInstall2;
import org.eclipse.jdt.launching.IVMInstallType;
import org.eclipse.jdt.launching.JavaRuntime;
import org.eclipse.jdt.launching.VMStandin;
import org.eclipse.jdt.launching.environments.IExecutionEnvironment;
import org.eclipse.jdt.ui.JavaUI;
import org.eclipse.jdt.ui.PreferenceConstants;
import org.eclipse.jdt.internal.ui.IJavaHelpContextIds;
import org.eclipse.jdt.internal.ui.JavaPlugin;
import org.eclipse.jdt.internal.ui.packageview.PackageExplorerPart;
import org.eclipse.jdt.internal.ui.preferences.CompliancePreferencePage;
import org.eclipse.jdt.internal.ui.preferences.NewJavaProjectPreferencePage;
import org.eclipse.jdt.internal.ui.preferences.PropertyAndPreferencePage;
import org.eclipse.jdt.internal.ui.viewsupport.BasicElementLabels;
import org.eclipse.jdt.internal.ui.wizards.NewWizardMessages;
import org.eclipse.jdt.internal.ui.wizards.buildpaths.BuildPathSupport;
import org.eclipse.jdt.internal.ui.wizards.dialogfields.ComboDialogField;
import org.eclipse.jdt.internal.ui.wizards.dialogfields.DialogField;
import org.eclipse.jdt.internal.ui.wizards.dialogfields.IDialogFieldListener;
import org.eclipse.jdt.internal.ui.wizards.dialogfields.IStringButtonAdapter;
import org.eclipse.jdt.internal.ui.wizards.dialogfields.LayoutUtil;
import org.eclipse.jdt.internal.ui.wizards.dialogfields.SelectionButtonDialogField;
import org.eclipse.jdt.internal.ui.wizards.dialogfields.StringButtonDialogField;
import org.eclipse.jdt.internal.ui.wizards.dialogfields.StringDialogField;
import org.eclipse.jdt.internal.ui.workingsets.IWorkingSetIDs;
/**
* The first page of the New Java Project wizard. This page is typically used in combination with
* {@link NewJavaProjectWizardPageTwo}. Clients can extend this page to modify the UI: Add, remove
* or reorder sections.
*
* <p>
* Clients may instantiate or subclass.
* </p>
*
* @since 3.4
*/
public class NewJavaProjectWizardPageOne extends WizardPage {
/**
* Request a project name. Fires an event whenever the text field is
* changed, regardless of its content.
*/
private final class NameGroup extends Observable implements IDialogFieldListener {
protected final StringDialogField fNameField;
public NameGroup() {
// text field for project name
fNameField= new StringDialogField();
fNameField.setLabelText(NewWizardMessages.NewJavaProjectWizardPageOne_NameGroup_label_text);
fNameField.setDialogFieldListener(this);
}
public Control createControl(Composite composite) {
Composite nameComposite= new Composite(composite, SWT.NONE);
nameComposite.setFont(composite.getFont());
nameComposite.setLayout(new GridLayout(2, false));
fNameField.doFillIntoGrid(nameComposite, 2);
LayoutUtil.setHorizontalGrabbing(fNameField.getTextControl(null));
return nameComposite;
}
protected void fireEvent() {
setChanged();
notifyObservers();
}
public String getName() {
return fNameField.getText().trim();
}
public void postSetFocus() {
fNameField.postSetFocusOnDialogField(getShell().getDisplay());
}
public void setName(String name) {
fNameField.setText(name);
}
/* (non-Javadoc)
* @see org.eclipse.jdt.internal.ui.wizards.dialogfields.IDialogFieldListener#dialogFieldChanged(org.eclipse.jdt.internal.ui.wizards.dialogfields.DialogField)
*/
public void dialogFieldChanged(DialogField field) {
fireEvent();
}
}
/**
* Request a location. Fires an event whenever the checkbox or the location
* field is changed, regardless of whether the change originates from the
* user or has been invoked programmatically.
*/
private final class LocationGroup extends Observable implements Observer, IStringButtonAdapter, IDialogFieldListener {
protected final SelectionButtonDialogField fUseDefaults;
protected final StringButtonDialogField fLocation;
private String fPreviousExternalLocation;
private static final String DIALOGSTORE_LAST_EXTERNAL_LOC= JavaUI.ID_PLUGIN + ".last.external.project"; //$NON-NLS-1$
public LocationGroup() {
fUseDefaults= new SelectionButtonDialogField(SWT.CHECK);
fUseDefaults.setDialogFieldListener(this);
fUseDefaults.setLabelText(NewWizardMessages.NewJavaProjectWizardPageOne_LocationGroup_location_desc);
fLocation= new StringButtonDialogField(this);
fLocation.setDialogFieldListener(this);
fLocation.setLabelText(NewWizardMessages.NewJavaProjectWizardPageOne_LocationGroup_locationLabel_desc);
fLocation.setButtonLabel(NewWizardMessages.NewJavaProjectWizardPageOne_LocationGroup_browseButton_desc);
fUseDefaults.setSelection(true);
fPreviousExternalLocation= ""; //$NON-NLS-1$
}
public Control createControl(Composite composite) {
final int numColumns= 4;
final Composite locationComposite= new Composite(composite, SWT.NONE);
locationComposite.setLayout(new GridLayout(numColumns, false));
fUseDefaults.doFillIntoGrid(locationComposite, numColumns);
fLocation.doFillIntoGrid(locationComposite, numColumns);
LayoutUtil.setHorizontalGrabbing(fLocation.getTextControl(null));
BidiUtils.applyBidiProcessing(fLocation.getTextControl(null), StructuredTextTypeHandlerFactory.FILE);
return locationComposite;
}
protected void fireEvent() {
setChanged();
notifyObservers();
}
protected String getDefaultPath(String name) {
final IPath path= Platform.getLocation().append(name);
return path.toOSString();
}
/* (non-Javadoc)
* @see java.util.Observer#update(java.util.Observable, java.lang.Object)
*/
public void update(Observable o, Object arg) {
if (isUseDefaultSelected()) {
fLocation.setText(getDefaultPath(fNameGroup.getName()));
}
fireEvent();
}
public IPath getLocation() {
if (isUseDefaultSelected()) {
return Platform.getLocation();
}
return Path.fromOSString(fLocation.getText().trim());
}
public boolean isUseDefaultSelected() {
return fUseDefaults.isSelected();
}
public void setLocation(IPath path) {
fUseDefaults.setSelection(path == null);
if (path != null) {
fLocation.setText(path.toOSString());
} else {
fLocation.setText(getDefaultPath(fNameGroup.getName()));
}
fireEvent();
}
/* (non-Javadoc)
* @see org.eclipse.jdt.internal.ui.wizards.dialogfields.IStringButtonAdapter#changeControlPressed(org.eclipse.jdt.internal.ui.wizards.dialogfields.DialogField)
*/
public void changeControlPressed(DialogField field) {
final DirectoryDialog dialog= new DirectoryDialog(getShell());
dialog.setMessage(NewWizardMessages.NewJavaProjectWizardPageOne_directory_message);
String directoryName = fLocation.getText().trim();
if (directoryName.length() == 0) {
String prevLocation= JavaPlugin.getDefault().getDialogSettings().get(DIALOGSTORE_LAST_EXTERNAL_LOC);
if (prevLocation != null) {
directoryName= prevLocation;
}
}
if (directoryName.length() > 0) {
final File path = new File(directoryName);
if (path.exists())
dialog.setFilterPath(directoryName);
}
final String selectedDirectory = dialog.open();
if (selectedDirectory != null) {
String oldDirectory= new Path(fLocation.getText().trim()).lastSegment();
fLocation.setText(selectedDirectory);
String lastSegment= new Path(selectedDirectory).lastSegment();
if (lastSegment != null && (fNameGroup.getName().length() == 0 || fNameGroup.getName().equals(oldDirectory))) {
fNameGroup.setName(lastSegment);
}
JavaPlugin.getDefault().getDialogSettings().put(DIALOGSTORE_LAST_EXTERNAL_LOC, selectedDirectory);
}
}
/* (non-Javadoc)
* @see org.eclipse.jdt.internal.ui.wizards.dialogfields.IDialogFieldListener#dialogFieldChanged(org.eclipse.jdt.internal.ui.wizards.dialogfields.DialogField)
*/
public void dialogFieldChanged(DialogField field) {
if (field == fUseDefaults) {
final boolean checked= fUseDefaults.isSelected();
if (checked) {
fPreviousExternalLocation= fLocation.getText();
fLocation.setText(getDefaultPath(fNameGroup.getName()));
fLocation.setEnabled(false);
} else {
fLocation.setText(fPreviousExternalLocation);
fLocation.setEnabled(true);
}
}
fireEvent();
}
}
/**
* Request a project layout.
*/
private final class LayoutGroup implements Observer, SelectionListener {
private final SelectionButtonDialogField fStdRadio, fSrcBinRadio;
private Group fGroup;
private Link fPreferenceLink;
public LayoutGroup() {
fStdRadio= new SelectionButtonDialogField(SWT.RADIO);
fStdRadio.setLabelText(NewWizardMessages.NewJavaProjectWizardPageOne_LayoutGroup_option_oneFolder);
fSrcBinRadio= new SelectionButtonDialogField(SWT.RADIO);
fSrcBinRadio.setLabelText(NewWizardMessages.NewJavaProjectWizardPageOne_LayoutGroup_option_separateFolders);
boolean useSrcBin= PreferenceConstants.getPreferenceStore().getBoolean(PreferenceConstants.SRCBIN_FOLDERS_IN_NEWPROJ);
fSrcBinRadio.setSelection(useSrcBin);
fStdRadio.setSelection(!useSrcBin);
}
public Control createContent(Composite composite) {
fGroup= new Group(composite, SWT.NONE);
fGroup.setFont(composite.getFont());
fGroup.setLayout(initGridLayout(new GridLayout(3, false), true));
fGroup.setText(NewWizardMessages.NewJavaProjectWizardPageOne_LayoutGroup_title);
fStdRadio.doFillIntoGrid(fGroup, 3);
LayoutUtil.setHorizontalGrabbing(fStdRadio.getSelectionButton(null));
fSrcBinRadio.doFillIntoGrid(fGroup, 2);
fPreferenceLink= new Link(fGroup, SWT.NONE);
fPreferenceLink.setText(NewWizardMessages.NewJavaProjectWizardPageOne_LayoutGroup_link_description);
fPreferenceLink.setLayoutData(new GridData(GridData.END, GridData.END, false, false));
fPreferenceLink.addSelectionListener(this);
updateEnableState();
return fGroup;
}
/* (non-Javadoc)
* @see java.util.Observer#update(java.util.Observable, java.lang.Object)
*/
public void update(Observable o, Object arg) {
updateEnableState();
}
private void updateEnableState() {
if (fDetectGroup == null)
return;
final boolean detect= fDetectGroup.mustDetect();
fStdRadio.setEnabled(!detect);
fSrcBinRadio.setEnabled(!detect);
if (fPreferenceLink != null) {
fPreferenceLink.setEnabled(!detect);
}
if (fGroup != null) {
fGroup.setEnabled(!detect);
}
}
/**
* Return <code>true</code> if the user specified to create 'source' and 'bin' folders.
*
* @return returns <code>true</code> if the user specified to create 'source' and 'bin' folders.
*/
public boolean isSrcBin() {
return fSrcBinRadio.isSelected();
}
/* (non-Javadoc)
* @see org.eclipse.swt.events.SelectionListener#widgetSelected(org.eclipse.swt.events.SelectionEvent)
*/
public void widgetSelected(SelectionEvent e) {
widgetDefaultSelected(e);
}
/* (non-Javadoc)
* @see org.eclipse.swt.events.SelectionListener#widgetDefaultSelected(org.eclipse.swt.events.SelectionEvent)
*/
public void widgetDefaultSelected(SelectionEvent e) {
String id= NewJavaProjectPreferencePage.ID;
PreferencesUtil.createPreferenceDialogOn(getShell(), id, new String[] { id }, null).open();
fDetectGroup.handlePossibleJVMChange();
fJREGroup.handlePossibleJVMChange();
}
}
private final class JREGroup implements Observer, SelectionListener, IDialogFieldListener {
private static final String LAST_SELECTED_EE_SETTINGS_KEY= JavaUI.ID_PLUGIN + ".last.selected.execution.enviroment"; //$NON-NLS-1$
private static final String LAST_SELECTED_JRE_SETTINGS_KEY= JavaUI.ID_PLUGIN + ".last.selected.project.jre"; //$NON-NLS-1$
// private static final String LAST_SELECTED_JRE_KIND= JavaUI.ID_PLUGIN + ".last.selected.jre.kind"; // used before EE became default
private static final String LAST_SELECTED_JRE_KIND2= JavaUI.ID_PLUGIN + ".last.selected.jre.kind2"; //$NON-NLS-1$
private static final int DEFAULT_JRE= 0;
private static final int PROJECT_JRE= 1;
private static final int EE_JRE= 2;
private final SelectionButtonDialogField fUseDefaultJRE, fUseProjectJRE, fUseEEJRE;
private final ComboDialogField fJRECombo;
private final ComboDialogField fEECombo;
private Group fGroup;
private Link fPreferenceLink;
private IVMInstall[] fInstalledJVMs;
private String[] fJRECompliance;
private IExecutionEnvironment[] fInstalledEEs;
private String[] fEECompliance;
public JREGroup() {
fUseDefaultJRE= new SelectionButtonDialogField(SWT.RADIO);
fUseDefaultJRE.setLabelText(getDefaultJVMLabel());
fUseProjectJRE= new SelectionButtonDialogField(SWT.RADIO);
fUseProjectJRE.setLabelText(NewWizardMessages.NewJavaProjectWizardPageOne_JREGroup_specific_compliance);
fJRECombo= new ComboDialogField(SWT.READ_ONLY);
fillInstalledJREs(fJRECombo);
fJRECombo.setDialogFieldListener(this);
fUseEEJRE= new SelectionButtonDialogField(SWT.RADIO);
fUseEEJRE.setLabelText(NewWizardMessages.NewJavaProjectWizardPageOne_JREGroup_specific_EE);
fEECombo= new ComboDialogField(SWT.READ_ONLY);
fillExecutionEnvironments(fEECombo);
fEECombo.setDialogFieldListener(this);
switch (getLastSelectedJREKind()) {
case DEFAULT_JRE:
fUseDefaultJRE.setSelection(true);
break;
case PROJECT_JRE:
fUseProjectJRE.setSelection(true);
break;
case EE_JRE:
fUseEEJRE.setSelection(true);
break;
}
fJRECombo.setEnabled(fUseProjectJRE.isSelected());
fEECombo.setEnabled(fUseEEJRE.isSelected());
fUseDefaultJRE.setDialogFieldListener(this);
fUseProjectJRE.setDialogFieldListener(this);
fUseEEJRE.setDialogFieldListener(this);
}
public Control createControl(Composite composite) {
fGroup= new Group(composite, SWT.NONE);
fGroup.setFont(composite.getFont());
fGroup.setLayout(initGridLayout(new GridLayout(2, false), true));
fGroup.setText(NewWizardMessages.NewJavaProjectWizardPageOne_JREGroup_title);
fUseEEJRE.doFillIntoGrid(fGroup, 1);
Combo eeComboControl= fEECombo.getComboControl(fGroup);
eeComboControl.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false));
fUseProjectJRE.doFillIntoGrid(fGroup, 1);
Combo comboControl= fJRECombo.getComboControl(fGroup);
comboControl.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false));
fUseDefaultJRE.doFillIntoGrid(fGroup, 1);
fPreferenceLink= new Link(fGroup, SWT.NONE);
fPreferenceLink.setFont(fGroup.getFont());
fPreferenceLink.setText(NewWizardMessages.NewJavaProjectWizardPageOne_JREGroup_link_description);
fPreferenceLink.setLayoutData(new GridData(GridData.END, GridData.CENTER, false, false));
fPreferenceLink.addSelectionListener(this);
updateEnableState();
return fGroup;
}
private void fillInstalledJREs(ComboDialogField comboField) {
String selectedItem= getLastSelectedJRE();
int selectionIndex= -1;
if (fUseProjectJRE.isSelected()) {
selectionIndex= comboField.getSelectionIndex();
if (selectionIndex != -1) {//paranoia
selectedItem= comboField.getItems()[selectionIndex];
}
}
fInstalledJVMs= getWorkspaceJREs();
Arrays.sort(fInstalledJVMs, new Comparator<IVMInstall>() {
public int compare(IVMInstall i0, IVMInstall i1) {
if (i1 instanceof IVMInstall2 && i0 instanceof IVMInstall2) {
String cc0= JavaModelUtil.getCompilerCompliance((IVMInstall2) i0, JavaCore.VERSION_1_4);
String cc1= JavaModelUtil.getCompilerCompliance((IVMInstall2) i1, JavaCore.VERSION_1_4);
int result= cc1.compareTo(cc0);
if (result != 0)
return result;
}
return Policy.getComparator().compare(i0.getName(), i1.getName());
}
});
selectionIndex= -1;//find new index
String[] jreLabels= new String[fInstalledJVMs.length];
fJRECompliance= new String[fInstalledJVMs.length];
for (int i= 0; i < fInstalledJVMs.length; i++) {
jreLabels[i]= fInstalledJVMs[i].getName();
if (selectedItem != null && jreLabels[i].equals(selectedItem)) {
selectionIndex= i;
}
if (fInstalledJVMs[i] instanceof IVMInstall2) {
fJRECompliance[i]= JavaModelUtil.getCompilerCompliance((IVMInstall2) fInstalledJVMs[i], JavaCore.VERSION_1_4);
} else {
fJRECompliance[i]= JavaCore.VERSION_1_4;
}
}
comboField.setItems(jreLabels);
if (selectionIndex == -1) {
comboField.selectItem(getDefaultJVMName());
} else {
comboField.selectItem(selectedItem);
}
}
private void fillExecutionEnvironments(ComboDialogField comboField) {
String selectedItem= getLastSelectedEE();
int selectionIndex= -1;
if (fUseEEJRE.isSelected()) {
selectionIndex= comboField.getSelectionIndex();
if (selectionIndex != -1) {// paranoia
selectedItem= comboField.getItems()[selectionIndex];
}
}
fInstalledEEs= JavaRuntime.getExecutionEnvironmentsManager().getExecutionEnvironments();
Arrays.sort(fInstalledEEs, new Comparator<IExecutionEnvironment>() {
public int compare(IExecutionEnvironment arg0, IExecutionEnvironment arg1) {
return Policy.getComparator().compare(arg0.getId(), arg1.getId());
}
});
selectionIndex= -1;//find new index
String[] eeLabels= new String[fInstalledEEs.length];
fEECompliance= new String[fInstalledEEs.length];
for (int i= 0; i < fInstalledEEs.length; i++) {
eeLabels[i]= fInstalledEEs[i].getId();
if (selectedItem != null && eeLabels[i].equals(selectedItem)) {
selectionIndex= i;
}
fEECompliance[i]= JavaModelUtil.getExecutionEnvironmentCompliance(fInstalledEEs[i]);
}
comboField.setItems(eeLabels);
if (selectionIndex == -1) {
comboField.selectItem(getDefaultEEName());
} else {
comboField.selectItem(selectedItem);
}
}
private IVMInstall[] getWorkspaceJREs() {
List<VMStandin> standins = new ArrayList<VMStandin>();
IVMInstallType[] types = JavaRuntime.getVMInstallTypes();
for (int i = 0; i < types.length; i++) {
IVMInstallType type = types[i];
IVMInstall[] installs = type.getVMInstalls();
for (int j = 0; j < installs.length; j++) {
IVMInstall install = installs[j];
standins.add(new VMStandin(install));
}
}
return standins.toArray(new IVMInstall[standins.size()]);
}
private String getDefaultJVMName() {
IVMInstall install= JavaRuntime.getDefaultVMInstall();
if (install != null) {
return install.getName();
} else {
return NewWizardMessages.NewJavaProjectWizardPageOne_UnknownDefaultJRE_name;
}
}
private String getDefaultEEName() {
IVMInstall defaultVM= JavaRuntime.getDefaultVMInstall();
IExecutionEnvironment[] environments= JavaRuntime.getExecutionEnvironmentsManager().getExecutionEnvironments();
if (defaultVM != null) {
for (int i= 0; i < environments.length; i++) {
IVMInstall eeDefaultVM= environments[i].getDefaultVM();
if (eeDefaultVM != null && defaultVM.getId().equals(eeDefaultVM.getId()))
return environments[i].getId();
}
}
String defaultCC=JavaModelUtil.VERSION_LATEST;
if (defaultVM instanceof IVMInstall2)
defaultCC= JavaModelUtil.getCompilerCompliance((IVMInstall2)defaultVM, defaultCC);
for (int i= 0; i < environments.length; i++) {
String eeCompliance= JavaModelUtil.getExecutionEnvironmentCompliance(environments[i]);
if (defaultCC.endsWith(eeCompliance))
return environments[i].getId();
}
return "JavaSE-1.7"; //$NON-NLS-1$
}
private String getDefaultJVMLabel() {
return Messages.format(NewWizardMessages.NewJavaProjectWizardPageOne_JREGroup_default_compliance, getDefaultJVMName());
}
public void update(Observable o, Object arg) {
updateEnableState();
}
private void updateEnableState() {
final boolean detect= fDetectGroup.mustDetect();
fUseDefaultJRE.setEnabled(!detect);
fUseProjectJRE.setEnabled(!detect);
fUseEEJRE.setEnabled(!detect);
fJRECombo.setEnabled(!detect && fUseProjectJRE.isSelected());
fEECombo.setEnabled(!detect && fUseEEJRE.isSelected());
if (fPreferenceLink != null) {
fPreferenceLink.setEnabled(!detect);
}
if (fGroup != null) {
fGroup.setEnabled(!detect);
}
}
/* (non-Javadoc)
* @see org.eclipse.swt.events.SelectionListener#widgetSelected(org.eclipse.swt.events.SelectionEvent)
*/
public void widgetSelected(SelectionEvent e) {
widgetDefaultSelected(e);
}
/* (non-Javadoc)
* @see org.eclipse.swt.events.SelectionListener#widgetDefaultSelected(org.eclipse.swt.events.SelectionEvent)
*/
public void widgetDefaultSelected(SelectionEvent e) {
String jreID= BuildPathSupport.JRE_PREF_PAGE_ID;
String eeID= BuildPathSupport.EE_PREF_PAGE_ID;
String complianceId= CompliancePreferencePage.PREF_ID;
Map<String, Boolean> data= new HashMap<String, Boolean>();
data.put(PropertyAndPreferencePage.DATA_NO_LINK, Boolean.TRUE);
PreferencesUtil.createPreferenceDialogOn(getShell(), jreID, new String[] { jreID, complianceId , eeID }, data).open();
handlePossibleJVMChange();
fDetectGroup.handlePossibleJVMChange();
}
public void handlePossibleJVMChange() {
fUseDefaultJRE.setLabelText(getDefaultJVMLabel());
fillInstalledJREs(fJRECombo);
fillExecutionEnvironments(fEECombo);
}
/* (non-Javadoc)
* @see org.eclipse.jdt.internal.ui.wizards.dialogfields.IDialogFieldListener#dialogFieldChanged(org.eclipse.jdt.internal.ui.wizards.dialogfields.DialogField)
*/
public void dialogFieldChanged(DialogField field) {
updateEnableState();
fDetectGroup.handlePossibleJVMChange();
if (field == fJRECombo) {
if (fUseProjectJRE.isSelected()) {
storeSelectionValue(fJRECombo, LAST_SELECTED_JRE_SETTINGS_KEY);
}
} else if (field == fEECombo) {
if (fUseEEJRE.isSelected()) {
storeSelectionValue(fEECombo, LAST_SELECTED_EE_SETTINGS_KEY);
}
} else if (field == fUseDefaultJRE) {
if (fUseDefaultJRE.isSelected()) {
JavaPlugin.getDefault().getDialogSettings().put(LAST_SELECTED_JRE_KIND2, DEFAULT_JRE);
fUseProjectJRE.setSelection(false);
fUseEEJRE.setSelection(false);
}
} else if (field == fUseProjectJRE) {
if (fUseProjectJRE.isSelected()) {
JavaPlugin.getDefault().getDialogSettings().put(LAST_SELECTED_JRE_KIND2, PROJECT_JRE);
fUseDefaultJRE.setSelection(false);
fUseEEJRE.setSelection(false);
}
} else if (field == fUseEEJRE) {
if (fUseEEJRE.isSelected()) {
JavaPlugin.getDefault().getDialogSettings().put(LAST_SELECTED_JRE_KIND2, EE_JRE);
fUseDefaultJRE.setSelection(false);
fUseProjectJRE.setSelection(false);
}
}
}
private void storeSelectionValue(ComboDialogField combo, String preferenceKey) {
int index= combo.getSelectionIndex();
if (index == -1)
return;
String item= combo.getItems()[index];
JavaPlugin.getDefault().getDialogSettings().put(preferenceKey, item);
}
private int getLastSelectedJREKind() {
IDialogSettings settings= JavaPlugin.getDefault().getDialogSettings();
if (settings.get(LAST_SELECTED_JRE_KIND2) == null)
return EE_JRE;
return settings.getInt(LAST_SELECTED_JRE_KIND2);
}
private String getLastSelectedEE() {
IDialogSettings settings= JavaPlugin.getDefault().getDialogSettings();
return settings.get(LAST_SELECTED_EE_SETTINGS_KEY);
}
private String getLastSelectedJRE() {
IDialogSettings settings= JavaPlugin.getDefault().getDialogSettings();
return settings.get(LAST_SELECTED_JRE_SETTINGS_KEY);
}
public IVMInstall getSelectedJVM() {
if (fUseProjectJRE.isSelected()) {
int index= fJRECombo.getSelectionIndex();
if (index >= 0 && index < fInstalledJVMs.length) { // paranoia
return fInstalledJVMs[index];
}
} else if (fUseEEJRE.isSelected()) {
}
return null;
}
public IPath getJREContainerPath() {
if (fUseProjectJRE.isSelected()) {
int index= fJRECombo.getSelectionIndex();
if (index >= 0 && index < fInstalledJVMs.length) { // paranoia
return JavaRuntime.newJREContainerPath(fInstalledJVMs[index]);
}
} else if (fUseEEJRE.isSelected()) {
int index= fEECombo.getSelectionIndex();
if (index >= 0 && index < fInstalledEEs.length) { // paranoia
return JavaRuntime.newJREContainerPath(fInstalledEEs[index]);
}
}
return null;
}
public String getSelectedCompilerCompliance() {
if (fUseProjectJRE.isSelected()) {
int index= fJRECombo.getSelectionIndex();
if (index >= 0 && index < fJRECompliance.length) { // paranoia
return fJRECompliance[index];
}
} else if (fUseEEJRE.isSelected()) {
int index= fEECombo.getSelectionIndex();
if (index >= 0 && index < fEECompliance.length) { // paranoia
return fEECompliance[index];
}
}
return null;
}
}
private final class WorkingSetGroup {
private WorkingSetConfigurationBlock fWorkingSetBlock;
public WorkingSetGroup() {
String[] workingSetIds= new String[] { IWorkingSetIDs.JAVA, IWorkingSetIDs.RESOURCE };
fWorkingSetBlock= new WorkingSetConfigurationBlock(workingSetIds, JavaPlugin.getDefault().getDialogSettings());
//fWorkingSetBlock.setDialogMessage(NewWizardMessages.NewJavaProjectWizardPageOne_WorkingSetSelection_message);
}
public Control createControl(Composite composite) {
Group workingSetGroup= new Group(composite, SWT.NONE);
workingSetGroup.setFont(composite.getFont());
workingSetGroup.setText(NewWizardMessages.NewJavaProjectWizardPageOne_WorkingSets_group);
workingSetGroup.setLayout(new GridLayout(1, false));
fWorkingSetBlock.createContent(workingSetGroup);
return workingSetGroup;
}
public void setWorkingSets(IWorkingSet[] workingSets) {
fWorkingSetBlock.setWorkingSets(workingSets);
}
public IWorkingSet[] getSelectedWorkingSets() {
return fWorkingSetBlock.getSelectedWorkingSets();
}
}
/**
* Show a warning when the project location contains files.
*/
private final class DetectGroup extends Observable implements Observer, SelectionListener {
private Link fHintText;
private Label fIcon;
private boolean fDetect;
public DetectGroup() {
fDetect= false;
}
public Control createControl(Composite parent) {
Composite composite= new Composite(parent, SWT.NONE);
composite.setLayoutData(new GridData(SWT.FILL, SWT.TOP, true, false));
GridLayout layout= new GridLayout(2, false);
layout.horizontalSpacing= 10;
composite.setLayout(layout);
fIcon= new Label(composite, SWT.LEFT);
fIcon.setImage(Dialog.getImage(Dialog.DLG_IMG_MESSAGE_WARNING));
GridData gridData= new GridData(SWT.LEFT, SWT.TOP, false, false);
fIcon.setLayoutData(gridData);
fHintText= new Link(composite, SWT.WRAP);
fHintText.setFont(composite.getFont());
fHintText.addSelectionListener(this);
gridData= new GridData(GridData.FILL, SWT.FILL, true, true);
gridData.widthHint= convertWidthInCharsToPixels(50);
gridData.heightHint= convertHeightInCharsToPixels(3);
fHintText.setLayoutData(gridData);
handlePossibleJVMChange();
return composite;
}
public void handlePossibleJVMChange() {
if (JavaRuntime.getDefaultVMInstall() == null) {
fHintText.setText(NewWizardMessages.NewJavaProjectWizardPageOne_NoJREFound_link);
fHintText.setVisible(true);
fIcon.setImage(Dialog.getImage(Dialog.DLG_IMG_MESSAGE_WARNING));
fIcon.setVisible(true);
return;
}
String selectedCompliance= fJREGroup.getSelectedCompilerCompliance();
if (selectedCompliance != null) {
String defaultCompliance= JavaCore.getOption(JavaCore.COMPILER_COMPLIANCE);
if (selectedCompliance.equals(defaultCompliance)) {
fHintText.setVisible(false);
fIcon.setVisible(false);
} else {
fHintText.setText(Messages.format(NewWizardMessages.NewJavaProjectWizardPageOne_DetectGroup_differendWorkspaceCC_message, new String[] { BasicElementLabels.getVersionName(defaultCompliance), BasicElementLabels.getVersionName(selectedCompliance)}));
fHintText.setVisible(true);
fIcon.setImage(Dialog.getImage(Dialog.DLG_IMG_MESSAGE_INFO));
fIcon.setVisible(true);
}
return;
}
selectedCompliance= JavaCore.getOption(JavaCore.COMPILER_COMPLIANCE);
IVMInstall selectedJVM= fJREGroup.getSelectedJVM();
if (selectedJVM == null) {
selectedJVM= JavaRuntime.getDefaultVMInstall();
}
String jvmCompliance= JavaCore.VERSION_1_4;
if (selectedJVM instanceof IVMInstall2) {
jvmCompliance= JavaModelUtil.getCompilerCompliance((IVMInstall2) selectedJVM, JavaCore.VERSION_1_4);
}
if (!selectedCompliance.equals(jvmCompliance) && (JavaModelUtil.is50OrHigher(selectedCompliance) || JavaModelUtil.is50OrHigher(jvmCompliance))) {
fHintText.setText(Messages.format(NewWizardMessages.NewJavaProjectWizardPageOne_DetectGroup_jre_message, new String[] {BasicElementLabels.getVersionName(selectedCompliance), BasicElementLabels.getVersionName(jvmCompliance)}));
fHintText.setVisible(true);
fIcon.setImage(Dialog.getImage(Dialog.DLG_IMG_MESSAGE_WARNING));
fIcon.setVisible(true);
} else {
fHintText.setVisible(false);
fIcon.setVisible(false);
}
}
private boolean computeDetectState() {
if (fLocationGroup.isUseDefaultSelected()) {
String name= fNameGroup.getName();
if (name.length() == 0 || JavaPlugin.getWorkspace().getRoot().findMember(name) != null) {
return false;
} else {
final File directory= fLocationGroup.getLocation().append(name).toFile();
return directory.isDirectory();
}
} else {
final File directory= fLocationGroup.getLocation().toFile();
return directory.isDirectory();
}
}
public void update(Observable o, Object arg) {
if (o instanceof LocationGroup) {
boolean oldDetectState= fDetect;
fDetect= computeDetectState();
if (oldDetectState != fDetect) {
setChanged();
notifyObservers();
if (fDetect) {
fHintText.setVisible(true);
fHintText.setText(NewWizardMessages.NewJavaProjectWizardPageOne_DetectGroup_message);
fIcon.setImage(Dialog.getImage(Dialog.DLG_IMG_MESSAGE_INFO));
fIcon.setVisible(true);
} else {
handlePossibleJVMChange();
}
}
}
}
public boolean mustDetect() {
return fDetect;
}
/* (non-Javadoc)
* @see org.eclipse.swt.events.SelectionListener#widgetSelected(org.eclipse.swt.events.SelectionEvent)
*/
public void widgetSelected(SelectionEvent e) {
widgetDefaultSelected(e);
}
/* (non-Javadoc)
* @see org.eclipse.swt.events.SelectionListener#widgetDefaultSelected(org.eclipse.swt.events.SelectionEvent)
*/
public void widgetDefaultSelected(SelectionEvent e) {
String jreID= BuildPathSupport.JRE_PREF_PAGE_ID;
String eeID= BuildPathSupport.EE_PREF_PAGE_ID;
String complianceId= CompliancePreferencePage.PREF_ID;
Map<String, Boolean> data= new HashMap<String, Boolean>();
data.put(PropertyAndPreferencePage.DATA_NO_LINK, Boolean.TRUE);
String id= "JRE".equals(e.text) ? jreID : complianceId; //$NON-NLS-1$
PreferencesUtil.createPreferenceDialogOn(getShell(), id, new String[] { jreID, complianceId, eeID }, data).open();
fJREGroup.handlePossibleJVMChange();
handlePossibleJVMChange();
}
}
/**
* Validate this page and show appropriate warnings and error NewWizardMessages.
*/
private final class Validator implements Observer {
public void update(Observable o, Object arg) {
final IWorkspace workspace= JavaPlugin.getWorkspace();
final String name= fNameGroup.getName();
// check whether the project name field is empty
if (name.length() == 0) {
setErrorMessage(null);
setMessage(NewWizardMessages.NewJavaProjectWizardPageOne_Message_enterProjectName);
setPageComplete(false);
return;
}
// check whether the project name is valid
final IStatus nameStatus= workspace.validateName(name, IResource.PROJECT);
if (!nameStatus.isOK()) {
setErrorMessage(nameStatus.getMessage());
setPageComplete(false);
return;
}
// check whether project already exists
final IProject handle= workspace.getRoot().getProject(name);
if (handle.exists()) {
setErrorMessage(NewWizardMessages.NewJavaProjectWizardPageOne_Message_projectAlreadyExists);
setPageComplete(false);
return;
}
IPath projectLocation= ResourcesPlugin.getWorkspace().getRoot().getLocation().append(name);
if (projectLocation.toFile().exists()) {
try {
//correct casing
String canonicalPath= projectLocation.toFile().getCanonicalPath();
projectLocation= new Path(canonicalPath);
} catch (IOException e) {
JavaPlugin.log(e);
}
String existingName= projectLocation.lastSegment();
if (!existingName.equals(fNameGroup.getName())) {
setErrorMessage(Messages.format(NewWizardMessages.NewJavaProjectWizardPageOne_Message_invalidProjectNameForWorkspaceRoot, BasicElementLabels.getResourceName(existingName)));
setPageComplete(false);
return;
}
}
final String location= fLocationGroup.getLocation().toOSString();
// check whether location is empty
if (location.length() == 0) {
setErrorMessage(null);
setMessage(NewWizardMessages.NewJavaProjectWizardPageOne_Message_enterLocation);
setPageComplete(false);
return;
}
// check whether the location is a syntactically correct path
if (!Path.EMPTY.isValidPath(location)) {
setErrorMessage(NewWizardMessages.NewJavaProjectWizardPageOne_Message_invalidDirectory);
setPageComplete(false);
return;
}
IPath projectPath= null;
if (!fLocationGroup.isUseDefaultSelected()) {
projectPath= Path.fromOSString(location);
if (!projectPath.toFile().exists()) {
// check non-existing external location
if (!canCreate(projectPath.toFile())) {
setErrorMessage(NewWizardMessages.NewJavaProjectWizardPageOne_Message_cannotCreateAtExternalLocation);
setPageComplete(false);
return;
}
}
}
// validate the location
final IStatus locationStatus= workspace.validateProjectLocation(handle, projectPath);
if (!locationStatus.isOK()) {
setErrorMessage(locationStatus.getMessage());
setPageComplete(false);
return;
}
setPageComplete(true);
setErrorMessage(null);
setMessage(null);
}
private boolean canCreate(File file) {
while (!file.exists()) {
file= file.getParentFile();
if (file == null)
return false;
}
return file.canWrite();
}
}
private static final String PAGE_NAME= "NewJavaProjectWizardPageOne"; //$NON-NLS-1$
private final NameGroup fNameGroup;
private final LocationGroup fLocationGroup;
private final LayoutGroup fLayoutGroup;
private final JREGroup fJREGroup;
private final DetectGroup fDetectGroup;
private final Validator fValidator;
private final WorkingSetGroup fWorkingSetGroup;
/**
* Creates a new {@link NewJavaProjectWizardPageOne}.
*/
public NewJavaProjectWizardPageOne() {
super(PAGE_NAME);
setPageComplete(false);
setTitle(NewWizardMessages.NewJavaProjectWizardPageOne_page_title);
setDescription(NewWizardMessages.NewJavaProjectWizardPageOne_page_description);
fNameGroup= new NameGroup();
fLocationGroup= new LocationGroup();
fJREGroup= new JREGroup();
fLayoutGroup= new LayoutGroup();
fWorkingSetGroup= new WorkingSetGroup();
fDetectGroup= new DetectGroup();
// establish connections
fNameGroup.addObserver(fLocationGroup);
fDetectGroup.addObserver(fLayoutGroup);
fDetectGroup.addObserver(fJREGroup);
fLocationGroup.addObserver(fDetectGroup);
// initialize all elements
fNameGroup.notifyObservers();
// create and connect validator
fValidator= new Validator();
fNameGroup.addObserver(fValidator);
fLocationGroup.addObserver(fValidator);
// initialize defaults
setProjectName(""); //$NON-NLS-1$
setProjectLocationURI(null);
setWorkingSets(new IWorkingSet[0]);
initializeDefaultVM();
}
/**
* The wizard owning this page can call this method to initialize the fields from the
* current selection and active part.
*
* @param selection used to initialize the fields
* @param activePart the (typically active) part to initialize the fields or <code>null</code>
*/
public void init(IStructuredSelection selection, IWorkbenchPart activePart) {
setWorkingSets(getSelectedWorkingSet(selection, activePart));
}
private void initializeDefaultVM() {
JavaRuntime.getDefaultVMInstall();
}
/* (non-Javadoc)
* @see org.eclipse.jface.dialogs.IDialogPage#createControl(org.eclipse.swt.widgets.Composite)
*/
public void createControl(Composite parent) {
initializeDialogUnits(parent);
final Composite composite= new Composite(parent, SWT.NULL);
composite.setFont(parent.getFont());
composite.setLayout(initGridLayout(new GridLayout(1, false), true));
composite.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));
// create UI elements
Control nameControl= createNameControl(composite);
nameControl.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
Control locationControl= createLocationControl(composite);
locationControl.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
Control jreControl= createJRESelectionControl(composite);
jreControl.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
Control layoutControl= createProjectLayoutControl(composite);
layoutControl.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
Control workingSetControl= createWorkingSetControl(composite);
workingSetControl.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
Control infoControl= createInfoControl(composite);
infoControl.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
setControl(composite);
}
@Override
protected void setControl(Control newControl) {
Dialog.applyDialogFont(newControl);
PlatformUI.getWorkbench().getHelpSystem().setHelp(newControl, IJavaHelpContextIds.NEW_JAVAPROJECT_WIZARD_PAGE);
super.setControl(newControl);
}
/**
* Creates the controls for the name field.
*
* @param composite the parent composite
* @return the created control
*/
protected Control createNameControl(Composite composite) {
return fNameGroup.createControl(composite);
}
/**
* Creates the controls for the location field.
*
* @param composite the parent composite
* @return the created control
*/
protected Control createLocationControl(Composite composite) {
return fLocationGroup.createControl(composite);
}
/**
* Creates the controls for the JRE selection
*
* @param composite the parent composite
* @return the created control
*/
protected Control createJRESelectionControl(Composite composite) {
return fJREGroup.createControl(composite);
}
/**
* Creates the controls for the project layout selection.
*
* @param composite the parent composite
* @return the created control
*/
protected Control createProjectLayoutControl(Composite composite) {
return fLayoutGroup.createContent(composite);
}
/**
* Creates the controls for the working set selection.
*
* @param composite the parent composite
* @return the created control
*/
protected Control createWorkingSetControl(Composite composite) {
return fWorkingSetGroup.createControl(composite);
}
/**
* Creates the controls for the info section.
*
* @param composite the parent composite
* @return the created control
*/
protected Control createInfoControl(Composite composite) {
return fDetectGroup.createControl(composite);
}
/**
* Gets a project name for the new project.
*
* @return the new project resource handle
*/
public String getProjectName() {
return fNameGroup.getName();
}
/**
* Sets the name of the new project
*
* @param name the new name
*/
public void setProjectName(String name) {
if (name == null)
throw new IllegalArgumentException();
fNameGroup.setName(name);
}
/**
* Returns the current project location path as entered by the user, or <code>null</code>
* if the project should be created in the workspace.
* @return the project location path or its anticipated initial value.
*/
public URI getProjectLocationURI() {
if (fLocationGroup.isUseDefaultSelected()) {
return null;
}
return URIUtil.toURI(fLocationGroup.getLocation());
}
/**
* Sets the project location of the new project or <code>null</code> if the project
* should be created in the workspace
*
* @param uri the new project location
*/
public void setProjectLocationURI(URI uri) {
IPath path= uri != null ? URIUtil.toPath(uri) : null;
fLocationGroup.setLocation(path);
}
/**
* Returns the compiler compliance to be used for the project, or <code>null</code> to use the workspace
* compiler compliance.
*
* @return compiler compliance to be used for the project or <code>null</code>
*/
public String getCompilerCompliance() {
return fJREGroup.getSelectedCompilerCompliance();
}
/**
* Returns the default class path entries to be added on new projects. By default this is the JRE container as
* selected by the user.
*
* @return returns the default class path entries
*/
public IClasspathEntry[] getDefaultClasspathEntries() {
IPath newPath= fJREGroup.getJREContainerPath();
if (newPath != null) {
return new IClasspathEntry[] { JavaCore.newContainerEntry(newPath) };
}
return PreferenceConstants.getDefaultJRELibrary();
}
/**
* Returns the source class path entries to be added on new projects.
* The underlying resources may not exist. All entries that are returned must be of kind
* {@link IClasspathEntry#CPE_SOURCE}.
*
* @return returns the source class path entries for the new project
*/
public IClasspathEntry[] getSourceClasspathEntries() {
IPath sourceFolderPath= new Path(getProjectName()).makeAbsolute();
if (fLayoutGroup.isSrcBin()) {
IPath srcPath= new Path(PreferenceConstants.getPreferenceStore().getString(PreferenceConstants.SRCBIN_SRCNAME));
if (srcPath.segmentCount() > 0) {
sourceFolderPath= sourceFolderPath.append(srcPath);
}
}
return new IClasspathEntry[] { JavaCore.newSourceEntry(sourceFolderPath) };
}
/**
* Returns the source class path entries to be added on new projects.
* The underlying resource may not exist.
*
* @return returns the default class path entries
*/
public IPath getOutputLocation() {
IPath outputLocationPath= new Path(getProjectName()).makeAbsolute();
if (fLayoutGroup.isSrcBin()) {
IPath binPath= new Path(PreferenceConstants.getPreferenceStore().getString(PreferenceConstants.SRCBIN_BINNAME));
if (binPath.segmentCount() > 0) {
outputLocationPath= outputLocationPath.append(binPath);
}
}
return outputLocationPath;
}
/**
* Returns the working sets to which the new project should be added.
*
* @return the selected working sets to which the new project should be added
*/
public IWorkingSet[] getWorkingSets() {
return fWorkingSetGroup.getSelectedWorkingSets();
}
/**
* Sets the working sets to which the new project should be added.
*
* @param workingSets the initial selected working sets
*/
public void setWorkingSets(IWorkingSet[] workingSets) {
if (workingSets == null) {
throw new IllegalArgumentException();
}
fWorkingSetGroup.setWorkingSets(workingSets);
}
/* (non-Javadoc)
* @see org.eclipse.jface.dialogs.DialogPage#setVisible(boolean)
*/
@Override
public void setVisible(boolean visible) {
super.setVisible(visible);
if (visible) {
fNameGroup.postSetFocus();
}
}
private GridLayout initGridLayout(GridLayout layout, boolean margins) {
layout.horizontalSpacing= convertHorizontalDLUsToPixels(IDialogConstants.HORIZONTAL_SPACING);
layout.verticalSpacing= convertVerticalDLUsToPixels(IDialogConstants.VERTICAL_SPACING);
if (margins) {
layout.marginWidth= convertHorizontalDLUsToPixels(IDialogConstants.HORIZONTAL_MARGIN);
layout.marginHeight= convertVerticalDLUsToPixels(IDialogConstants.VERTICAL_MARGIN);
} else {
layout.marginWidth= 0;
layout.marginHeight= 0;
}
return layout;
}
private static final IWorkingSet[] EMPTY_WORKING_SET_ARRAY = new IWorkingSet[0];
private IWorkingSet[] getSelectedWorkingSet(IStructuredSelection selection, IWorkbenchPart activePart) {
IWorkingSet[] selected= getSelectedWorkingSet(selection);
if (selected != null && selected.length > 0) {
for (int i= 0; i < selected.length; i++) {
if (!isValidWorkingSet(selected[i]))
return EMPTY_WORKING_SET_ARRAY;
}
return selected;
}
if (!(activePart instanceof PackageExplorerPart))
return EMPTY_WORKING_SET_ARRAY;
PackageExplorerPart explorerPart= (PackageExplorerPart) activePart;
if (explorerPart.getRootMode() == PackageExplorerPart.PROJECTS_AS_ROOTS) {
//Get active filter
IWorkingSet filterWorkingSet= explorerPart.getFilterWorkingSet();
if (filterWorkingSet == null)
return EMPTY_WORKING_SET_ARRAY;
if (!isValidWorkingSet(filterWorkingSet))
return EMPTY_WORKING_SET_ARRAY;
return new IWorkingSet[] {filterWorkingSet};
} else {
//If we have been gone into a working set return the working set
Object input= explorerPart.getViewPartInput();
if (!(input instanceof IWorkingSet))
return EMPTY_WORKING_SET_ARRAY;
IWorkingSet workingSet= (IWorkingSet)input;
if (!isValidWorkingSet(workingSet))
return EMPTY_WORKING_SET_ARRAY;
return new IWorkingSet[] {workingSet};
}
}
private IWorkingSet[] getSelectedWorkingSet(IStructuredSelection selection) {
if (!(selection instanceof ITreeSelection))
return EMPTY_WORKING_SET_ARRAY;
ITreeSelection treeSelection= (ITreeSelection) selection;
if (treeSelection.isEmpty())
return EMPTY_WORKING_SET_ARRAY;
List<?> elements= treeSelection.toList();
if (elements.size() == 1) {
Object element= elements.get(0);
TreePath[] paths= treeSelection.getPathsFor(element);
if (paths.length != 1)
return EMPTY_WORKING_SET_ARRAY;
TreePath path= paths[0];
if (path.getSegmentCount() == 0)
return EMPTY_WORKING_SET_ARRAY;
Object candidate= path.getSegment(0);
if (!(candidate instanceof IWorkingSet))
return EMPTY_WORKING_SET_ARRAY;
IWorkingSet workingSetCandidate= (IWorkingSet) candidate;
if (isValidWorkingSet(workingSetCandidate))
return new IWorkingSet[] { workingSetCandidate };
return EMPTY_WORKING_SET_ARRAY;
}
ArrayList<IWorkingSet> result= new ArrayList<IWorkingSet>();
for (Iterator<?> iterator= elements.iterator(); iterator.hasNext();) {
Object element= iterator.next();
if (element instanceof IWorkingSet && isValidWorkingSet((IWorkingSet) element)) {
result.add((IWorkingSet) element);
}
}
return result.toArray(new IWorkingSet[result.size()]);
}
private static boolean isValidWorkingSet(IWorkingSet workingSet) {
String id= workingSet.getId();
if (!IWorkingSetIDs.JAVA.equals(id) && !IWorkingSetIDs.RESOURCE.equals(id))
return false;
if (workingSet.isAggregateWorkingSet())
return false;
return true;
}
}