/* * (c) Copyright IBM Corp. 2000, 2001. * All Rights Reserved. */package org.eclipse.jdt.internal.ui.exampleprojects;import java.io.IOException;import java.lang.reflect.InvocationTargetException;import java.net.URL;import java.util.zip.ZipFile;import org.eclipse.core.resources.IFolder;import org.eclipse.core.resources.IProject;import org.eclipse.core.resources.IProjectDescription;import org.eclipse.core.resources.IResource;import org.eclipse.core.resources.IWorkspaceRoot;import org.eclipse.core.runtime.CoreException;import org.eclipse.core.runtime.IConfigurationElement;import org.eclipse.core.runtime.IPath;import org.eclipse.core.runtime.IProgressMonitor;import org.eclipse.core.runtime.IStatus;import org.eclipse.core.runtime.NullProgressMonitor;import org.eclipse.core.runtime.Path;import org.eclipse.core.runtime.Platform;import org.eclipse.core.runtime.Status;import org.eclipse.core.runtime.SubProgressMonitor;import org.eclipse.jface.operation.IRunnableWithProgress;import org.eclipse.ui.dialogs.IOverwriteQuery;import org.eclipse.ui.wizards.datatransfer.ImportOperation;import org.eclipse.ui.wizards.datatransfer.ZipFileStructureProvider;public class ExampleProjectCreationOperation implements IRunnableWithProgress {	private IResource fElementToOpen;		private ExampleProjectCreationWizardPage[] fPages;	private IOverwriteQuery fOverwriteQuery;		/**	 * Constructor for ExampleProjectCreationOperation	 */	public ExampleProjectCreationOperation(ExampleProjectCreationWizardPage[] pages, IOverwriteQuery overwriteQuery) {		fElementToOpen= null;		fPages= pages;		fOverwriteQuery= overwriteQuery;	}		/*	 * @see IRunnableWithProgress#run(IProgressMonitor)	 */	public void run(IProgressMonitor monitor) throws InvocationTargetException, InterruptedException {		if (monitor == null) {			monitor= new NullProgressMonitor();		}		try {			monitor.beginTask(ExampleProjectMessages.getString("ExampleProjectCreationOperation.op_desc"), fPages.length); //$NON-NLS-1$			IWorkspaceRoot root= ExampleProjectsPlugin.getWorkspace().getRoot();						for (int i= 0; i < fPages.length; i++) {				createProject(root, fPages[i], new SubProgressMonitor(monitor, 1));			}		} finally {			monitor.done();		}	}				public IResource getElementToOpen() {		return fElementToOpen;	}		private void createProject(IWorkspaceRoot root, ExampleProjectCreationWizardPage page, IProgressMonitor monitor) throws InvocationTargetException, InterruptedException {		IConfigurationElement desc= page.getConfigurationElement();				IConfigurationElement[] imports= desc.getChildren("import"); //$NON-NLS-1$		IConfigurationElement[] natures= desc.getChildren("nature"); //$NON-NLS-1$		IConfigurationElement[] references= desc.getChildren("references"); //$NON-NLS-1$		int nImports= (imports == null) ? 0 : imports.length;		int nNatures= (natures == null) ? 0 : natures.length;		int nReferences= (references == null) ? 0 : references.length;				monitor.beginTask(ExampleProjectMessages.getString("ExampleProjectCreationOperation.op_desc_proj"), nImports + 1); //$NON-NLS-1$		String name= page.getName();				String[] natureIds= new String[nNatures];		for (int i= 0; i < nNatures; i++) {			natureIds[i]= natures[i].getAttribute("id"); //$NON-NLS-1$		}		IProject[] referencedProjects= new IProject[nReferences];		for (int i= 0; i < nReferences; i++) {			referencedProjects[i]= root.getProject(references[i].getAttribute("id")); //$NON-NLS-1$		}						IProject proj= configNewProject(root, name, natureIds, referencedProjects, monitor);					for (int i= 0; i < nImports; i++) {			doImports(proj, imports[i], new SubProgressMonitor(monitor, 1));		}				String open= desc.getAttribute("open"); //$NON-NLS-1$		if (open != null && open.length() > 0) {			IResource fileToOpen= proj.findMember(new Path(open));			if (fileToOpen != null) {				fElementToOpen= fileToOpen;			}		}					}		private IProject configNewProject(IWorkspaceRoot root, String name, String[] natureIds, IProject[] referencedProjects, IProgressMonitor monitor) throws InvocationTargetException {		try {			IProject project= root.getProject(name);			if (!project.exists()) {				project.create(null);			}			if (!project.isOpen()) {				project.open(null);			}			IProjectDescription desc= project.getDescription();			desc.setLocation(null);			desc.setNatureIds(natureIds);			desc.setReferencedProjects(referencedProjects);						project.setDescription(desc, new SubProgressMonitor(monitor, 1));			return project;		} catch (CoreException e) {			throw new InvocationTargetException(e);		}	}		private void doImports(IProject project, IConfigurationElement curr, IProgressMonitor monitor) throws InvocationTargetException, InterruptedException {		try {			IPath destPath;			String name= curr.getAttribute("dest"); //$NON-NLS-1$			if (name == null || name.length() == 0) {				destPath= project.getFullPath();			} else {				IFolder folder= project.getFolder(name);				if (!folder.exists()) {					folder.create(true, true, null);				}				destPath= folder.getFullPath();			}			String importPath= curr.getAttribute("src"); //$NON-NLS-1$			if (importPath == null) {				importPath= ""; //$NON-NLS-1$				ExampleProjectsPlugin.log("projectsetup descriptor: import missing"); //$NON-NLS-1$				return;			}					ZipFile zipFile= getZipFileFromPluginDir(importPath);			importFilesFromZip(zipFile, destPath, new SubProgressMonitor(monitor, 1));		} catch (CoreException e) {			throw new InvocationTargetException(e);		}	}		private ZipFile getZipFileFromPluginDir(String pluginRelativePath) throws CoreException {		try {			URL starterURL= new URL(ExampleProjectsPlugin.getDefault().getDescriptor().getInstallURL(), pluginRelativePath);			return new ZipFile(Platform.asLocalURL(starterURL).getFile());		} catch (IOException e) {			String message= pluginRelativePath + ": " + e.getMessage(); //$NON-NLS-1$			Status status= new Status(IStatus.ERROR, ExampleProjectsPlugin.getPluginId(), IStatus.ERROR, message, e);			throw new CoreException(status);		}	}		private void importFilesFromZip(ZipFile srcZipFile, IPath destPath, IProgressMonitor monitor) throws InvocationTargetException, InterruptedException {				ZipFileStructureProvider structureProvider=	new ZipFileStructureProvider(srcZipFile);		ImportOperation op= new ImportOperation(destPath, structureProvider.getRoot(), structureProvider, fOverwriteQuery);		op.run(monitor);	}}