SBBNewWizard.java

package org.mobicents.eclipslee.wizard.sbb;
/**
 * @author Pedro Reis & Paolo Costa
 * preis@av.it.pt
 * paolo_cst@yahoo.it
 * 2005
 */
import java.io.IOException;
import java.io.InputStream;
import java.lang.reflect.InvocationTargetException;

import org.eclipse.core.resources.IContainer;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.IWorkspaceRoot;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Path;
import org.eclipse.core.runtime.Status;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.operation.IRunnableWithProgress;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.wizard.Wizard;
import org.eclipse.ui.INewWizard;
import org.eclipse.ui.IWorkbench;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.IWorkbenchWizard;
import org.eclipse.ui.PartInitException;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.ide.IDE;
import org.mobicents.eclipslee.MainPlugin;

/**
 * This is a sample new wizard. Its role is to create a new file 
 * resource in the provided container. If the container resource
 * (a folder or a project) is selected in the workspace 
 * when the wizard is opened, it will accept it as the target
 * container. The wizard creates one file with the extension
 * "java". If a sample multi-page editor (also available
 * as a template) is registered for the same extension, it will
 * be able to open it.
 */

public class SBBNewWizard extends Wizard implements INewWizard {
	private SBBNewWizardPage page;
	private ISelection selection;
	private SBBCreator sbbCreator;

	/**
	 * Constructor for SBBNewWizard.
	 */
	public SBBNewWizard() {
		super();
		setNeedsProgressMonitor(true);
		sbbCreator = new SBBCreator("settings");
	}
	
	/**
	 * Adding the page to the wizard.
	 */
	public void addPages() {
		
		page = new SBBNewWizardPage(selection);
		addPage(page);
	}

	/**
	 * This method is called when 'Finish' button is pressed in
	 * the wizard. We will create an operation and run it
	 * using wizard as execution context.
	 */
	public boolean performFinish() {	
		sbbCreator.addSection(page.getSettings());  // Set the DialogSettings up to date
		IRunnableWithProgress op = new IRunnableWithProgress() {
			public void run(IProgressMonitor monitor) throws InvocationTargetException {
				try {
					doFinish(monitor);
				} catch (CoreException e) {
					throw new InvocationTargetException(e);
				} finally {
					monitor.done();
				}
			}
		};
		try {
			getContainer().run(true, false, op);
		} catch (InterruptedException e) {
			return false;
		} catch (InvocationTargetException e) {
			Throwable realException = e.getTargetException();
			MessageDialog.openError(getShell(), "Error", realException.getMessage());
			return false;
		}
		return true;		
	}
	
	/**
	 * The worker method. It will find the container, create the
	 * file if missing or just replace its contents, and open
	 * the editor on the newly created file.
	 */

	private void doFinish(IProgressMonitor monitor) throws CoreException {
		// create a sample file
		try{
			monitor.beginTask("Creating " + sbbCreator.getSection("path").get("sbb_name") + ".java...", 3);
			final IFile file = sbbCreator.createJavaFile(monitor);
			monitor.worked(1);
			
			monitor.setTaskName("Creating sbb-jar.xml...");
			sbbCreator.createXMLFile(monitor);
			monitor.worked(2);
			
			monitor.setTaskName("Opening file for editing...");
			getShell().getDisplay().asyncExec(new Runnable() {
				public void run() {
					IWorkbenchPage page =
						PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage();
					try {
						IDE.openEditor(page, file, true);
					} catch (PartInitException e) {
					}
				}
			});
			monitor.worked(3);
		}
		
		catch (Exception e){
			MessageDialog.openError(getShell(), "Error", e.getMessage());
		}
	}


	/**
	 * We will accept the selection in the workbench to see if
	 * we can initialize from it.
	 * @see IWorkbenchWizard#init(IWorkbench, IStructuredSelection)
	 */
	public void init(IWorkbench workbench, IStructuredSelection selection) {
		this.selection = selection;
	}
}