OpenNewMRClassWizardAction.java
上传用户:quxuerui
上传日期:2018-01-08
资源大小:41811k
文件大小:3k
源码类别:
网格计算
开发平台:
Java
- /**
- * 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;
- }
- }
- }