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/*******************************************************************************
* Copyright (c) 2010 Oracle. 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:
* Oracle - initial API and implementation
*******************************************************************************/
package org.eclipse.jpt.jaxb.ui.internal.wizards.schemagen;
import java.io.File;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.resources.WorkspaceJob;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.OperationCanceledException;
import org.eclipse.core.runtime.Path;
import org.eclipse.core.runtime.Status;
import org.eclipse.core.runtime.SubMonitor;
import org.eclipse.jdt.core.IJavaElement;
import org.eclipse.jdt.core.IJavaProject;
import org.eclipse.jdt.core.IPackageFragment;
import org.eclipse.jdt.core.JavaCore;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.jface.wizard.Wizard;
import org.eclipse.jpt.jaxb.core.internal.SchemaGenerator;
import org.eclipse.jpt.jaxb.core.internal.operations.SchemaFileCreationDataModelProvider;
import org.eclipse.jpt.jaxb.ui.JptJaxbUiPlugin;
import org.eclipse.jpt.jaxb.ui.internal.JptJaxbUiIcons;
import org.eclipse.jpt.jaxb.ui.internal.JptJaxbUiMessages;
import org.eclipse.jpt.utility.internal.ArrayTools;
import org.eclipse.jpt.utility.internal.FileTools;
import org.eclipse.osgi.util.NLS;
import org.eclipse.ui.INewWizard;
import org.eclipse.ui.IWorkbench;
import org.eclipse.wst.common.frameworks.datamodel.DataModelFactory;
import org.eclipse.wst.common.frameworks.datamodel.IDataModel;
import org.eclipse.wst.common.frameworks.datamodel.IDataModelProvider;
/**
* SchemaGeneratorWizard
*/
public class SchemaGeneratorWizard extends Wizard implements INewWizard
{
protected IStructuredSelection initialSelection;
private IJavaProject targetProject;
protected IDataModel dataModel;
private NewSchemaFileWizardPage newSchemaFileWizardPage;
private SchemaGeneratorWizardPage schemaGenWizardPage;
public static final String XSD_EXTENSION = ".xsd"; //$NON-NLS-1$
// ********** constructor **********
public SchemaGeneratorWizard() {
super();
setWindowTitle(JptJaxbUiMessages.SchemaGeneratorWizard_title);
setDefaultPageImageDescriptor(JptJaxbUiPlugin.getImageDescriptor(JptJaxbUiIcons.SCHEMA_GEN_WIZ_BANNER));
}
public void init(IWorkbench workbench, IStructuredSelection selection) {
this.initialSelection = selection;
if (selection == null || selection.isEmpty()) {
return;
}
this.targetProject = this.getProjectFromInitialSelection();
this.dataModel = null;
}
// ********** IWizard implementation **********
@Override
public void addPages() {
super.addPages();
this.newSchemaFileWizardPage = this.buildNewSchemaFileWizardPage(this.initialSelection);
this.addPage(this.newSchemaFileWizardPage);
this.schemaGenWizardPage = this.buildSchemaGeneratorWizardPage(this.buildSelection(this.getProject()));
this.addPage(this.schemaGenWizardPage);
}
@Override
public boolean performFinish() {
this.targetProject = this.getJavaProject();
String[] sourceClassNames = this.buildSourceClassNames(this.getAllCheckedItems());
WorkspaceJob genSchemaJob = new GenerateSchemaJob(
this.targetProject,
sourceClassNames,
this.getTargetSchema(),
this.usesMoxy());
genSchemaJob.schedule();
return true;
}
// ********** intra-wizard methods **********
public IJavaProject getJavaProject() {
return this.getJavaProjectFrom(this.getProject());
}
// ********** internal methods **********
private IProject getProject() {
return this.newSchemaFileWizardPage.getProject();
}
private IJavaProject getProjectFromInitialSelection() {
IJavaProject project = null;
Object firstElement = this.initialSelection.getFirstElement();
if(firstElement instanceof IJavaElement) {
IJavaElement javaElement = (IJavaElement)firstElement;
int type = javaElement.getElementType();
if(type == IJavaElement.JAVA_PROJECT) {
project = (IJavaProject)javaElement;
}
else if(type == IJavaElement.PACKAGE_FRAGMENT) {
project = ((IPackageFragment)javaElement).getJavaProject();
}
}
return project;
}
private IJavaProject getJavaProjectFrom(IProject project) {
IJavaProject javaProject = (IJavaProject)((IJavaElement)((IAdaptable)project).getAdapter(IJavaElement.class));
if(javaProject == null) {
throw new RuntimeException("Not a Java Project"); //$NON-NLS-1$
}
return javaProject;
}
private String getTargetSchema() {
IPath filePath = this.newSchemaFileWizardPage.getFilePath();
String fileName = this.newSchemaFileWizardPage.getFileName();
String targetSchema = filePath.toOSString() + File.separator + fileName;
if ( ! FileTools.extension(targetSchema).equalsIgnoreCase(XSD_EXTENSION)) {
targetSchema += XSD_EXTENSION;
}
return this.makeRelativeToProjectPath(targetSchema);
}
private String makeRelativeToProjectPath(String filePath) {
Path path = new Path(filePath);
IPath relativePath = path.makeRelativeTo(this.targetProject.getProject().getLocation());
return relativePath.removeFirstSegments(1).toOSString();
}
private Object[] getAllCheckedItems() {
return this.schemaGenWizardPage.getAllCheckedItems();
}
private String[] buildSourceClassNames(Object[] checkedElements) {
ArrayList<String> classNames = new ArrayList<String>();
for(Object element: checkedElements) {
IJavaElement javaElement = (IJavaElement)element;
String packageName = javaElement.getParent().getElementName();
String elementName = javaElement.getElementName();
String className = FileTools.stripExtension(elementName);
classNames.add(packageName + '.' + className);
}
return ArrayTools.array(classNames, new String[0]);
}
private boolean usesMoxy() {
return this.schemaGenWizardPage.usesMoxy();
}
protected NewSchemaFileWizardPage buildNewSchemaFileWizardPage(IStructuredSelection selection) {
return new NewSchemaFileWizardPage(
"Page_1", selection, this.getDataModel(), //$NON-NLS-1$
JptJaxbUiMessages.SchemaGeneratorProjectWizardPage_title,
JptJaxbUiMessages.SchemaGeneratorProjectWizardPage_desc);
}
protected SchemaGeneratorWizardPage buildSchemaGeneratorWizardPage(IStructuredSelection selection) {
return new SchemaGeneratorWizardPage(selection);
}
private IStructuredSelection buildSelection(IProject project) {
List<IAdaptable> selectedElements = new ArrayList<IAdaptable>(1);
this.addProjectTo(selectedElements, project);
return new StructuredSelection(selectedElements);
}
private void addProjectTo(List<IAdaptable> selectedElements, IProject project) {
try {
if(project != null && project.hasNature(JavaCore.NATURE_ID))
selectedElements.add(JavaCore.create(project));
}
catch(CoreException ex) {
// ignore selected element
}
}
protected IDataModel getDataModel() {
if (this.dataModel == null) {
this.dataModel = DataModelFactory.createDataModel(getDefaultProvider());
}
return this.dataModel;
}
protected IDataModelProvider getDefaultProvider() {
return new SchemaFileCreationDataModelProvider();
}
// ********** generate schema job **********
static class GenerateSchemaJob extends WorkspaceJob {
private final IJavaProject javaProject;
private final String[] sourceClassNames;
private final String targetSchema;
private final boolean useMoxy;
GenerateSchemaJob(IJavaProject project, String[] sourceClassNames, String targetSchema, boolean useMoxy) {
super(JptJaxbUiMessages.SchemaGeneratorWizard_generatingSchema);
this.javaProject = project ;
this.sourceClassNames = sourceClassNames;
this.targetSchema = targetSchema;
this.useMoxy = useMoxy;
this.setRule(ResourcesPlugin.getWorkspace().getRuleFactory().modifyRule(this.javaProject.getProject()));
}
@Override
public IStatus runInWorkspace(IProgressMonitor monitor) throws CoreException {
SubMonitor sm = SubMonitor.convert(monitor, NLS.bind(JptJaxbUiMessages.SchemaGeneratorWizard_generateSchemaTask, this.targetSchema), 1);
try {
SchemaGenerator.generate(this.javaProject, this.targetSchema, this.sourceClassNames, this.useMoxy, sm.newChild(1));
}
catch (OperationCanceledException e) {
return Status.CANCEL_STATUS;
}
return Status.OK_STATUS;
}
}
}
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