/**
* 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.hadoop.eclipse.actions;
import java.util.logging.Logger;
import org.apache.hadoop.eclipse.NewDriverWizard;
import org.apache.hadoop.eclipse.NewMapperWizard;
import org.apache.hadoop.eclipse.NewReducerWizard;
import org.eclipse.jface.action.Action;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.jface.window.Window;
import org.eclipse.jface.wizard.WizardDialog;
import org.eclipse.ui.INewWizard;
import org.eclipse.ui.IWorkbench;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.cheatsheets.ICheatSheetAction;
import org.eclipse.ui.cheatsheets.ICheatSheetManager;
/**
* Action to open a new MapReduce Class.
*/
public class OpenNewMRClassWizardAction extends Action implements
ICheatSheetAction {
static Logger log = Logger.getLogger(OpenNewMRClassWizardAction.class
.getName());
public void run(String[] params, ICheatSheetManager manager) {
if ((params != null) && (params.length > 0)) {
IWorkbench workbench = PlatformUI.getWorkbench();
INewWizard wizard = getWizard(params[0]);
wizard.init(workbench, new StructuredSelection());
WizardDialog dialog = new WizardDialog(PlatformUI.getWorkbench()
.getActiveWorkbenchWindow().getShell(), wizard);
dialog.create();
dialog.open();
// did the wizard succeed ?
notifyResult(dialog.getReturnCode() == Window.OK);
}
}
private INewWizard getWizard(String typeName) {
if (typeName.equals("Mapper")) {
return new NewMapperWizard();
} else if (typeName.equals("Reducer")) {
return new NewReducerWizard();
} else if (typeName.equals("Driver")) {
return new NewDriverWizard();
} else {
log.severe("Invalid Wizard requested");
return null;
}
}
}