| /******************************************************************************* |
| * Copyright (c) 2003, 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 |
| *******************************************************************************/ |
| package org.eclipse.wst.web.ui.internal.wizards; |
| |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.HashSet; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.Set; |
| import java.util.SortedSet; |
| |
| import org.eclipse.jface.dialogs.IDialogSettings; |
| import org.eclipse.osgi.util.NLS; |
| 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.Button; |
| import org.eclipse.swt.widgets.Combo; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Control; |
| import org.eclipse.swt.widgets.Display; |
| import org.eclipse.swt.widgets.Group; |
| import org.eclipse.swt.widgets.Shell; |
| import org.eclipse.ui.PlatformUI; |
| import org.eclipse.wst.common.componentcore.datamodel.properties.IFacetProjectCreationDataModelProperties; |
| import org.eclipse.wst.common.frameworks.datamodel.DataModelEvent; |
| import org.eclipse.wst.common.frameworks.datamodel.DataModelPropertyDescriptor; |
| import org.eclipse.wst.common.frameworks.datamodel.IDataModel; |
| import org.eclipse.wst.common.frameworks.datamodel.IDataModelListener; |
| import org.eclipse.wst.common.frameworks.internal.datamodel.ui.DataModelWizardPage; |
| import org.eclipse.wst.common.frameworks.internal.operations.IProjectCreationPropertiesNew; |
| import org.eclipse.wst.common.frameworks.internal.ui.NewProjectGroup; |
| import org.eclipse.wst.common.project.facet.core.IFacetedProjectWorkingCopy; |
| import org.eclipse.wst.common.project.facet.core.IPreset; |
| import org.eclipse.wst.common.project.facet.core.IProjectFacet; |
| import org.eclipse.wst.common.project.facet.core.IProjectFacetVersion; |
| import org.eclipse.wst.common.project.facet.core.ProjectFacetsManager; |
| import org.eclipse.wst.common.project.facet.core.events.IFacetedProjectEvent; |
| import org.eclipse.wst.common.project.facet.core.events.IFacetedProjectListener; |
| import org.eclipse.wst.common.project.facet.core.events.IProjectFacetsChangedEvent; |
| import org.eclipse.wst.common.project.facet.core.runtime.IRuntime; |
| import org.eclipse.wst.common.project.facet.core.runtime.IRuntimeComponent; |
| import org.eclipse.wst.common.project.facet.core.runtime.RuntimeManager; |
| import org.eclipse.wst.common.project.facet.core.util.AbstractFilter; |
| import org.eclipse.wst.common.project.facet.core.util.FilterEvent; |
| import org.eclipse.wst.common.project.facet.core.util.IFilter; |
| import org.eclipse.wst.common.project.facet.ui.ModifyFacetedProjectWizard; |
| import org.eclipse.wst.common.project.facet.ui.PresetSelectionPanel; |
| import org.eclipse.wst.project.facet.ProductManager; |
| import org.eclipse.wst.server.ui.ServerUIUtil; |
| import org.eclipse.wst.web.internal.ResourceHandler; |
| import org.eclipse.wst.web.internal.facet.RuntimePresetMappingRegistry; |
| |
| public class DataModelFacetCreationWizardPage extends DataModelWizardPage implements IFacetProjectCreationDataModelProperties { |
| |
| private static final String NULL_RUNTIME = "NULL_RUNTIME"; //$NON-NLS-1$ |
| private static final String MRU_RUNTIME_STORE = "MRU_RUNTIME_STORE"; //$NON-NLS-1$ |
| |
| protected IProjectFacet primaryProjectFacet = null; |
| protected Combo primaryVersionCombo = null; |
| |
| protected Set<IProjectFacetVersion> getFacetConfiguration( final IProjectFacetVersion primaryFacetVersion ) |
| { |
| final Set<IProjectFacetVersion> config = new HashSet<IProjectFacetVersion>(); |
| |
| for( IProjectFacet fixedFacet : this.fpjwc.getFixedProjectFacets() ) |
| { |
| if( fixedFacet == primaryFacetVersion.getProjectFacet() ) |
| { |
| config.add( primaryFacetVersion ); |
| } |
| else |
| { |
| config.add( this.fpjwc.getHighestAvailableVersion( fixedFacet ) ); |
| } |
| } |
| |
| return config; |
| } |
| |
| private static final String[] VALIDATION_PROPERTIES = |
| { |
| IProjectCreationPropertiesNew.PROJECT_NAME, |
| IProjectCreationPropertiesNew.PROJECT_LOCATION, |
| FACET_RUNTIME, |
| FACETED_PROJECT_WORKING_COPY |
| }; |
| |
| protected static GridData gdhfill() { |
| return new GridData(GridData.FILL_HORIZONTAL); |
| } |
| |
| protected static GridData hspan( final GridData gd, |
| final int span ) |
| { |
| gd.horizontalSpan = span; |
| return gd; |
| } |
| |
| protected Composite createTopLevelComposite(Composite parent) { |
| Composite top = new Composite(parent, SWT.NONE); |
| PlatformUI.getWorkbench().getHelpSystem().setHelp(top, getInfopopID()); |
| top.setLayout(new GridLayout()); |
| top.setLayoutData(new GridData(GridData.FILL_BOTH)); |
| createProjectGroup(top); |
| createServerTargetComposite(top); |
| createPrimaryFacetComposite(top); |
| createPresetPanel(top); |
| return top; |
| } |
| |
| protected void createPrimaryFacetComposite(Composite top) { |
| primaryProjectFacet = ProjectFacetsManager.getProjectFacet( getModuleTypeID() ); |
| if (primaryProjectFacet.getVersions().size() <= 1){ |
| //there is no need to create this section if there is only one |
| //facet version to choose from (e.g. utility and static web) |
| return; |
| } |
| |
| final Group group = new Group( top, SWT.NONE ); |
| group.setLayoutData( gdhfill() ); |
| group.setLayout( new GridLayout( 1, false ) ); |
| group.setText( Messages.bind( Messages.FACET_VERSION, new Object [] {primaryProjectFacet.getLabel()})); |
| |
| primaryVersionCombo = new Combo( group, SWT.BORDER | SWT.READ_ONLY ); |
| primaryVersionCombo.setLayoutData( gdhfill() ); |
| updatePrimaryVersions(); |
| |
| primaryVersionCombo.addSelectionListener |
| ( |
| new SelectionAdapter() |
| { |
| @Override |
| public void widgetSelected( final SelectionEvent e ) |
| { |
| handlePrimaryFacetVersionSelectedEvent(); |
| } |
| } |
| ); |
| |
| fpjwc.addListener(new IFacetedProjectListener() { |
| public void handleEvent(IFacetedProjectEvent event) { |
| if(event.getType() == IFacetedProjectEvent.Type.PROJECT_FACETS_CHANGED){ |
| //this block is to update the combo when the underlying facet version changes |
| IProjectFacetsChangedEvent actionEvent = (IProjectFacetsChangedEvent)event; |
| Set<IProjectFacetVersion> changedVersions = actionEvent.getFacetsWithChangedVersions(); |
| |
| boolean foundComboVersion = false; |
| for(Iterator <IProjectFacetVersion> iterator = changedVersions.iterator(); iterator.hasNext() && !foundComboVersion;){ |
| IProjectFacetVersion next = iterator.next(); |
| if(next.getProjectFacet().equals(primaryProjectFacet)){ |
| foundComboVersion = true; |
| final IProjectFacetVersion selectedVersion = next; |
| Display.getDefault().asyncExec(new Runnable(){ |
| public void run() { |
| String selectedText = primaryVersionCombo.getItem(primaryVersionCombo.getSelectionIndex()); |
| if(!selectedText.equals(selectedVersion.getVersionString())){ |
| String [] items = primaryVersionCombo.getItems(); |
| int selectedVersionIndex = -1; |
| for(int i=0;i<items.length && selectedVersionIndex == -1; i++){ |
| if(items[i].equals(selectedVersion.getVersionString())){ |
| selectedVersionIndex = i; |
| primaryVersionCombo.select(selectedVersionIndex); |
| } |
| } |
| } |
| } |
| }); |
| } |
| } |
| } else if(event.getType() == IFacetedProjectEvent.Type.PRIMARY_RUNTIME_CHANGED){ |
| //this block updates the items in the combo when the runtime changes |
| Display.getDefault().asyncExec(new Runnable(){ |
| public void run() { |
| updatePrimaryVersions(); |
| } |
| }); |
| } |
| } |
| |
| }, IFacetedProjectEvent.Type.PROJECT_FACETS_CHANGED, IFacetedProjectEvent.Type.PRIMARY_RUNTIME_CHANGED); |
| } |
| |
| protected IProjectFacet getPrimaryFacet() |
| { |
| return this.primaryProjectFacet; |
| } |
| |
| public IProjectFacetVersion getPrimaryFacetVersion() |
| { |
| IProjectFacetVersion fv = null; |
| |
| if( this.primaryProjectFacet.getVersions().size() > 1 ) |
| { |
| final int selectedIndex = this.primaryVersionCombo.getSelectionIndex(); |
| |
| if( selectedIndex != -1 ) |
| { |
| final String fvstr = this.primaryVersionCombo.getItem( selectedIndex ); |
| fv = this.primaryProjectFacet.getVersion( fvstr ); |
| } |
| } |
| else |
| { |
| fv = this.primaryProjectFacet.getDefaultVersion(); |
| } |
| |
| return fv; |
| } |
| |
| protected void handlePrimaryFacetVersionSelectedEvent() |
| { |
| final IProjectFacetVersion fv = getPrimaryFacetVersion(); |
| if( fv != null ) |
| { |
| String presetID = null; |
| IRuntime runtime = (IRuntime)model.getProperty(IFacetProjectCreationDataModelProperties.FACET_RUNTIME); |
| if(runtime != null){ |
| if(runtime.getRuntimeComponents().size() > 0){ |
| IRuntimeComponent runtimeComponent = runtime.getRuntimeComponents().get(0); |
| String facetRuntimeTypeID = runtimeComponent.getRuntimeComponentType().getId(); |
| String facetRuntimeVersion = runtimeComponent.getRuntimeComponentVersion().getVersionString(); |
| String facetID = fv.getProjectFacet().getId(); |
| String facetVersion = fv.getVersionString(); |
| presetID = RuntimePresetMappingRegistry.INSTANCE.getPresetID(facetRuntimeTypeID, facetRuntimeVersion, facetID, facetVersion); |
| } |
| } |
| |
| if( presetID == null ) |
| { |
| final Set<IProjectFacetVersion> facets = getFacetConfiguration( fv ); |
| this.fpjwc.setProjectFacets( facets ); |
| } |
| else |
| { // setting the facets prior to setting the preset is to let the dynamic presets adjust |
| final Set<IProjectFacetVersion> facets = getFacetConfiguration( fv ); |
| this.fpjwc.setProjectFacets( facets ); |
| this.fpjwc.setSelectedPreset(presetID); |
| |
| } |
| } |
| } |
| |
| protected void updatePrimaryVersions(){ |
| IProjectFacetVersion selectedVersion = fpjwc.getProjectFacetVersion(primaryProjectFacet); |
| SortedSet<IProjectFacetVersion> initialVersions = fpjwc.getAvailableVersions(primaryProjectFacet); |
| String [] items = new String[initialVersions.size()]; |
| int i=0; |
| int selectedVersionIndex = -1; |
| for(Iterator <IProjectFacetVersion> iterator = initialVersions.iterator(); iterator.hasNext(); i++){ |
| items[i] = iterator.next().getVersionString(); |
| if(selectedVersionIndex == -1 && items[i].equals(selectedVersion.getVersionString())){ |
| selectedVersionIndex = i; |
| } |
| } |
| primaryVersionCombo.clearSelection(); |
| primaryVersionCombo.setItems(items); |
| primaryVersionCombo.select(selectedVersionIndex); |
| } |
| |
| public static class Messages extends NLS { |
| private static final String BUNDLE_NAME = "org.eclipse.wst.web.ui.internal.wizards.facetcreationpagemessages"; //$NON-NLS-1$ |
| |
| public static String FACET_VERSION; |
| |
| static { |
| // initialize resource bundle |
| NLS.initializeMessages(BUNDLE_NAME, Messages.class); |
| } |
| |
| private Messages() { |
| } |
| } |
| |
| protected void createPresetPanel(Composite top) { |
| final IFacetedProjectWorkingCopy fpjwc |
| = ( (ModifyFacetedProjectWizard) getWizard() ).getFacetedProjectWorkingCopy(); |
| |
| final IFilter<IPreset> filter = new AbstractFilter<IPreset>() |
| { |
| { |
| fpjwc.addListener |
| ( |
| new IFacetedProjectListener() |
| { |
| public void handleEvent( final IFacetedProjectEvent event ) |
| { |
| handleProjectFacetsChangedEvent( (IProjectFacetsChangedEvent) event ); |
| } |
| }, |
| IFacetedProjectEvent.Type.PROJECT_FACETS_CHANGED |
| ); |
| } |
| |
| public boolean check( final IPreset preset ) |
| { |
| final IProjectFacetVersion primaryFacetVersion = getPrimaryFacetVersion(); |
| return preset.getProjectFacets().contains( primaryFacetVersion ); |
| } |
| |
| private void handleProjectFacetsChangedEvent( final IProjectFacetsChangedEvent event ) |
| { |
| for( IProjectFacetVersion fv : event.getFacetsWithChangedVersions() ) |
| { |
| if( fv.getProjectFacet() == getPrimaryFacet() ) |
| { |
| final IFilterEvent<IPreset> filterEvent |
| = new FilterEvent<IPreset>( this, IFilterEvent.Type.FILTER_CHANGED ); |
| |
| notifyListeners( filterEvent ); |
| } |
| } |
| } |
| }; |
| |
| final PresetSelectionPanel ppanel = new PresetSelectionPanel( top, fpjwc, filter ); |
| |
| ppanel.setLayoutData( gdhfill() ); |
| } |
| |
| public static boolean launchNewRuntimeWizard(Shell shell, IDataModel model) { |
| return launchNewRuntimeWizard(shell, model, null); |
| } |
| |
| public static boolean launchNewRuntimeWizard(Shell shell, final IDataModel model, String serverTypeID) |
| { |
| if( model == null ) |
| { |
| return false; |
| } |
| |
| final DataModelPropertyDescriptor[] preAdditionDescriptors = model.getValidPropertyDescriptors(FACET_RUNTIME); |
| |
| final boolean[] keepWaiting = { true }; |
| |
| final IDataModelListener listener = new IDataModelListener() |
| { |
| public void propertyChanged( final DataModelEvent event ) |
| { |
| if( event.getPropertyName().equals( FACET_RUNTIME ) && |
| event.getFlag() == DataModelEvent.VALID_VALUES_CHG ) |
| { |
| synchronized( keepWaiting ) |
| { |
| keepWaiting[ 0 ] = false; |
| keepWaiting.notify(); |
| } |
| |
| model.removeListener( this ); |
| } |
| } |
| }; |
| |
| model.addListener( listener ); |
| |
| boolean isOK = ServerUIUtil.showNewRuntimeWizard(shell, serverTypeID, null); |
| |
| if( isOK ) |
| { |
| // Do the rest of the processing in a separate thread. Since we are going to block |
| // and wait, doing this on the UI thread can cause hangs. |
| |
| final Thread newRuntimeSelectionThread = new Thread() |
| { |
| public void run() |
| { |
| // Causes the list of runtimes held by the RuntimeManager to be refreshed and |
| // triggers events to listeners on that list. |
| |
| RuntimeManager.getRuntimes(); |
| |
| // Wait until the list of valid values has updated to include the new runtime. |
| |
| synchronized( keepWaiting ) |
| { |
| while( keepWaiting[ 0 ] == true ) |
| { |
| try |
| { |
| keepWaiting.wait(); |
| } |
| catch( InterruptedException e ) {} |
| } |
| } |
| |
| // Select the new runtime. |
| |
| DataModelPropertyDescriptor[] postAdditionDescriptors = model.getValidPropertyDescriptors(FACET_RUNTIME); |
| Object[] preAddition = new Object[preAdditionDescriptors.length]; |
| for (int i = 0; i < preAddition.length; i++) { |
| preAddition[i] = preAdditionDescriptors[i].getPropertyValue(); |
| } |
| Object[] postAddition = new Object[postAdditionDescriptors.length]; |
| for (int i = 0; i < postAddition.length; i++) { |
| postAddition[i] = postAdditionDescriptors[i].getPropertyValue(); |
| } |
| Object newAddition = getNewObject(preAddition, postAddition); |
| |
| if (newAddition != null) // can this ever be null? |
| model.setProperty(FACET_RUNTIME, newAddition); |
| } |
| }; |
| |
| newRuntimeSelectionThread.start(); |
| |
| return true; |
| } |
| else |
| { |
| model.removeListener( listener ); |
| return false; |
| } |
| } |
| |
| public boolean internalLaunchNewRuntimeWizard(Shell shell, IDataModel model) { |
| return launchNewRuntimeWizard(shell, model, getModuleTypeID()); |
| } |
| |
| protected String getModuleTypeID() { |
| return null; |
| } |
| |
| protected Combo serverTargetCombo; |
| protected NewProjectGroup projectNameGroup; |
| private final IFacetedProjectWorkingCopy fpjwc; |
| private final IFacetedProjectListener fpjwcListener; |
| |
| public DataModelFacetCreationWizardPage(IDataModel dataModel, String pageName) |
| { |
| super(dataModel, pageName); |
| |
| this.fpjwc = (IFacetedProjectWorkingCopy) this.model.getProperty( FACETED_PROJECT_WORKING_COPY ); |
| |
| this.fpjwcListener = new IFacetedProjectListener() |
| { |
| public void handleEvent( final IFacetedProjectEvent event ) |
| { |
| validatePage(); |
| } |
| }; |
| |
| this.fpjwc.addListener( this.fpjwcListener, IFacetedProjectEvent.Type.VALIDATION_PROBLEMS_CHANGED ); |
| } |
| |
| protected void createServerTargetComposite(Composite parent) { |
| Group group = new Group(parent, SWT.NONE); |
| group.setText(ResourceHandler.TargetRuntime); |
| group.setLayoutData(gdhfill()); |
| group.setLayout(new GridLayout(2, false)); |
| serverTargetCombo = new Combo(group, SWT.BORDER | SWT.READ_ONLY); |
| serverTargetCombo.setLayoutData(gdhfill()); |
| Button newServerTargetButton = new Button(group, SWT.NONE); |
| newServerTargetButton.setText(ResourceHandler.NewDotDotDot); |
| newServerTargetButton.addSelectionListener(new SelectionAdapter() { |
| public void widgetSelected(SelectionEvent e) { |
| if (!internalLaunchNewRuntimeWizard(getShell(), model)) { |
| //Bugzilla 135288 |
| //setErrorMessage(ResourceHandler.InvalidServerTarget); |
| } |
| } |
| }); |
| Control[] deps = new Control[]{newServerTargetButton}; |
| synchHelper.synchCombo(serverTargetCombo, FACET_RUNTIME, deps); |
| if (serverTargetCombo.getSelectionIndex() == -1 && serverTargetCombo.getVisibleItemCount() != 0) |
| serverTargetCombo.select(0); |
| } |
| |
| protected void createProjectGroup(Composite parent) { |
| IDataModel nestedProjectDM = model.getNestedModel(NESTED_PROJECT_DM); |
| nestedProjectDM.addListener(this); |
| projectNameGroup = new NewProjectGroup(parent, nestedProjectDM); |
| } |
| |
| protected String[] getValidationPropertyNames() |
| { |
| return VALIDATION_PROPERTIES; |
| } |
| |
| public void dispose() { |
| super.dispose(); |
| if (projectNameGroup != null) |
| projectNameGroup.dispose(); |
| |
| this.fpjwc.removeListener( this.fpjwcListener ); |
| } |
| |
| public void storeDefaultSettings() { |
| IDialogSettings settings = getDialogSettings(); |
| DataModelFacetCreationWizardPage.saveRuntimeSettings(settings, model); |
| } |
| |
| public void restoreDefaultSettings() { |
| IDialogSettings settings = getDialogSettings(); |
| DataModelFacetCreationWizardPage.restoreRuntimeSettings(settings, model); |
| } |
| |
| public static void saveRuntimeSettings(IDialogSettings settings, IDataModel model){ |
| if (settings != null) { |
| String[] mruRuntimeArray = settings.getArray(MRU_RUNTIME_STORE); |
| List mruRuntimes = new ArrayList(); |
| if(mruRuntimeArray != null) |
| mruRuntimes.addAll(Arrays.asList(mruRuntimeArray)); |
| |
| IRuntime runtime = (IRuntime) model.getProperty(IFacetProjectCreationDataModelProperties.FACET_RUNTIME); |
| String runtimeName = runtime == null ? NULL_RUNTIME : runtime.getName(); |
| |
| if (mruRuntimes.contains(runtimeName)) { |
| mruRuntimes.remove(runtimeName); |
| } |
| mruRuntimes.add(0, runtimeName); |
| while (mruRuntimes.size() > 5) { |
| mruRuntimes.remove(5); |
| } |
| mruRuntimeArray = new String[mruRuntimes.size()]; |
| for (int i = 0; i < mruRuntimeArray.length; i++) { |
| mruRuntimeArray[i] = (String) mruRuntimes.get(i); |
| } |
| settings.put(MRU_RUNTIME_STORE, mruRuntimeArray); |
| } |
| } |
| |
| public static void restoreRuntimeSettings(IDialogSettings settings, IDataModel model){ |
| if (settings != null) { |
| if (!model.isPropertySet(IFacetProjectCreationDataModelProperties.FACET_RUNTIME)) { |
| boolean runtimeSet = false; |
| String[] mruRuntimeArray = settings.getArray(MRU_RUNTIME_STORE); |
| DataModelPropertyDescriptor[] descriptors = model.getValidPropertyDescriptors(IFacetProjectCreationDataModelProperties.FACET_RUNTIME); |
| List mruRuntimes = new ArrayList(); |
| if (mruRuntimeArray == null) { |
| List defRuntimes = ProductManager.getDefaultRuntimes(); |
| for (Iterator iter = defRuntimes.iterator(); iter.hasNext();) |
| mruRuntimes.add(((IRuntime) iter.next()).getName()); |
| } else { |
| mruRuntimes.addAll(Arrays.asList(mruRuntimeArray)); |
| } |
| if (!mruRuntimes.isEmpty()) { |
| for (int i = 0; i < mruRuntimes.size() && !runtimeSet; i++) { |
| for (int j = 0; j < descriptors.length-1 && !runtimeSet; j++) { |
| if (mruRuntimes.get(i).equals(((IRuntime)descriptors[j].getPropertyValue()).getName())) { |
| model.setProperty(IFacetProjectCreationDataModelProperties.FACET_RUNTIME, descriptors[j].getPropertyValue()); |
| runtimeSet = true; |
| } |
| } |
| if(!runtimeSet && mruRuntimes.get(i).equals(NULL_RUNTIME)){ |
| model.setProperty(IFacetProjectCreationDataModelProperties.FACET_RUNTIME, descriptors[descriptors.length -1].getPropertyValue()); |
| runtimeSet = true; |
| } |
| } |
| } |
| if (!runtimeSet && descriptors.length > 0) { |
| model.setProperty(IFacetProjectCreationDataModelProperties.FACET_RUNTIME, descriptors[0].getPropertyValue()); |
| } |
| } |
| } |
| } |
| |
| |
| /** |
| * Find first newObject that is not in the oldObjects array (using "=="). |
| * |
| * @param oldObjects |
| * @param newObjects |
| * @return first newObject not found in oldObjects, or <code>null</code> if all found. |
| * |
| * @since 1.0.0 |
| */ |
| private static Object getNewObject(Object[] oldObjects, Object[] newObjects) { |
| if (oldObjects != null && newObjects != null && oldObjects.length < newObjects.length) { |
| for (int i = 0; i < newObjects.length; i++) { |
| boolean found = false; |
| Object object = newObjects[i]; |
| for (int j = 0; j < oldObjects.length; j++) { |
| if (oldObjects[j] == object) { |
| found = true; |
| break; |
| } |
| } |
| if (!found) |
| return object; |
| } |
| } |
| if (oldObjects == null && newObjects != null && newObjects.length == 1) |
| return newObjects[0]; |
| return null; |
| } |
| |
| } |
