/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package org.apache.ivyde.eclipse.ui.wizards;
import java.io.BufferedReader;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.lang.reflect.InvocationTargetException;
import org.apache.ivyde.eclipse.IvyPlugin;
import org.apache.ivyde.eclipse.ui.core.IvyFileEditorInput;
import org.apache.ivyde.eclipse.ui.editors.IvyModuleDescriptorEditor;
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.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.PartInitException;
import org.eclipse.ui.PlatformUI;
public class IvyNewWizard extends Wizard implements INewWizard {
private IvyNewWizardPage page;
private ISelection selection;
/**
* Constructor for IvyNewWizard.
*/
public IvyNewWizard() {
super();
setNeedsProgressMonitor(true);
}
/**
* Adding the page to the wizard.
*/
public void addPages() {
page = new IvyNewWizardPage(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() {
final String containerName = page.getContainerName();
final String fileName = page.getFileName();
final String orgName = page.getOrganisationName();
final String moduleName = page.getModuleName();
final String status = page.getStatus();
IWorkspaceRoot root = ResourcesPlugin.getWorkspace().getRoot();
IResource resource = root.findMember(new Path(containerName));
if (!resource.exists() || !(resource instanceof IContainer)) {
MessageDialog.openError(getShell(), "Error", "Container \"" + containerName
+ "\" does not exist.");
}
IContainer container = (IContainer) resource;
final IFile file = container.getFile(new Path(fileName));
if (file.exists()
&& !MessageDialog.openConfirm(getShell(), "overwrite existing ?",
"The file you selected already exist."
+ "Do you want to overwrite its content ?")) {
return false;
}
IRunnableWithProgress op = new IRunnableWithProgress() {
public void run(IProgressMonitor monitor) throws InvocationTargetException {
try {
doFinish(file, orgName, moduleName, status, 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(final IFile file, String org, String module, String status,
final IProgressMonitor monitor) throws CoreException {
// create a sample file
monitor.beginTask("Creating " + file.getName(), 2);
try {
BufferedReader reader = new BufferedReader(new InputStreamReader(openContentStream()));
final StringBuffer buf = new StringBuffer();
for (String line = reader.readLine(); line != null; line = reader.readLine()) {
line = line.replaceAll("@ORGANISATION@", org);
line = line.replaceAll("@MODULE@", module);
line = line.replaceAll("@STATUS@", status);
buf.append(line).append(System.getProperty("line.separator", "\n"));
}
reader.close();
InputStream stream = new ByteArrayInputStream(buf.toString().getBytes());
if (file.exists()) {
file.setContents(stream, true, true, monitor);
} else {
file.create(stream, true, monitor);
}
stream.close();
} catch (IOException e) {
throw new CoreException(new Status(IStatus.ERROR, IvyPlugin.ID, IStatus.ERROR,
"The ivy.xml could not be created", e));
}
monitor.worked(1);
monitor.setTaskName("Opening file for editing...");
getShell().getDisplay().asyncExec(new Runnable() {
public void run() {
IWorkbenchPage page = PlatformUI.getWorkbench().getActiveWorkbenchWindow()
.getActivePage();
try {
page.openEditor(new IvyFileEditorInput(file), IvyModuleDescriptorEditor.ID,
true);
// IDE.openEditor(page, file, IvyEditor.ID, true);
} catch (PartInitException e) {
// this should not happen
IvyPlugin.log(IStatus.ERROR, "The editor could not be opened", e);
}
}
});
monitor.worked(1);
}
/**
* We will initialize file contents with a sample text.
*/
private InputStream openContentStream() {
return getClass().getResourceAsStream("ivy-template.xml");
}
private void throwCoreException(String message) throws CoreException {
IStatus status = new Status(IStatus.ERROR, "org.apache.ivyde", IStatus.OK, message, null);
throw new CoreException(status);
}
/**
* 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;
}
// public Image getDefaultPageImage() {
// return IvyPlugin.getImageDescriptor("icons/logo16x16.gif").createImage();
// }
}