/* * Copyright 2011-2012 the original author or authors. * * Licensed 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.avast.server.hdfsshell.ui; import org.springframework.boot.ansi.AnsiColor; import org.springframework.boot.ansi.AnsiOutput; import org.springframework.core.Ordered; import org.springframework.core.annotation.Order; import org.springframework.shell.plugin.support.DefaultBannerProvider; import org.springframework.stereotype.Component; import javax.annotation.PostConstruct; /** * @author Jarred Li */ @Component @Order(Ordered.HIGHEST_PRECEDENCE) public class ShellBannerProvider extends DefaultBannerProvider { private SimpleBashPromptInterpreter bashPromptInterpreter; public String getBanner() { return "";//we are using Spring Boot for that } public String getVersion() { return ShellBannerProvider.versionInfo(); } @PostConstruct public void init() { bashPromptInterpreter = new SimpleBashPromptInterpreter.Builder("HDFS-shell CLI \\h").setAddResetEnd(false).build(); } public String getWelcomeMessage() { return AnsiOutput.toString(AnsiColor.BRIGHT_GREEN, "Welcome to HDFS-shell CLI ", AnsiColor.DEFAULT); } @Override public String getProviderName() { return bashPromptInterpreter.interpret(); } public static String versionInfo() { Package pkg = ShellBannerProvider.class.getPackage(); String version = null; if (pkg != null) { version = pkg.getImplementationVersion(); } return (version != null ? version : "Unknown Version"); } }