Java tutorial
/* * 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 com.aliyun.openservices.odps.console.commands; import java.io.File; import java.io.IOException; import java.net.URL; import java.util.List; import org.apache.commons.io.FileUtils; import com.aliyun.odps.OdpsException; import com.aliyun.openservices.odps.console.ExecutionContext; import com.aliyun.openservices.odps.console.ODPSConsoleException; public class HtmlModeCommand extends AbstractCommand { public HtmlModeCommand(String commandText, ExecutionContext context) { super(commandText, context); } public void run() throws OdpsException, ODPSConsoleException { getContext().setHtmlMode(true); URL url = this.getClass().getClassLoader().getResource("html"); if (url == null) { throw new ODPSConsoleException("Html folder not exists in classpath."); } File source = new File(url.getFile()); File dest = new File("html"); if (dest.exists()) { System.err.println(dest + "exists."); return; } try { FileUtils.copyDirectory(source, dest); } catch (IOException e) { throw new ODPSConsoleException(e.getMessage(), e); } } /** * ??command * **/ public static HtmlModeCommand parse(List<String> optionList, ExecutionContext sessionContext) { if (optionList.contains("--html")) { optionList.remove(optionList.indexOf("--html")); return new HtmlModeCommand("--html", sessionContext); } return null; } }