| /* |
| * 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.phoenix.kafka.consumer; |
| |
| import org.apache.commons.cli.CommandLine; |
| import org.apache.commons.cli.CommandLineParser; |
| import org.apache.commons.cli.HelpFormatter; |
| import org.apache.commons.cli.Option; |
| import org.apache.commons.cli.Options; |
| import org.apache.commons.cli.ParseException; |
| import org.apache.commons.cli.PosixParser; |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.conf.Configured; |
| import org.apache.hadoop.hbase.HBaseConfiguration; |
| import org.apache.hadoop.util.Tool; |
| import org.apache.hadoop.util.ToolRunner; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| public class PhoenixConsumerTool extends Configured implements Tool { |
| private static final Logger logger = LoggerFactory.getLogger(PhoenixConsumerTool.class); |
| static final Option FILE_PATH_OPT = new Option("f", "file", true, "input file path"); |
| static final Option HELP_OPT = new Option("h", "help", false, "Show this help and quit"); |
| |
| public static Options getOptions() { |
| Options options = new Options(); |
| options.addOption(FILE_PATH_OPT); |
| options.addOption(HELP_OPT); |
| return options; |
| } |
| |
| public static CommandLine parseOptions(String[] args) { |
| |
| Options options = getOptions(); |
| |
| CommandLineParser parser = new PosixParser(); |
| CommandLine cmdLine = null; |
| try { |
| cmdLine = parser.parse(options, args); |
| } catch (ParseException e) { |
| printHelpAndExit("Error parsing command line options: " + e.getMessage(), options); |
| } |
| |
| if (cmdLine.hasOption(HELP_OPT.getOpt())) { |
| printHelpAndExit(options, 0); |
| } |
| |
| if (!cmdLine.hasOption(FILE_PATH_OPT.getOpt())) { |
| throw new IllegalStateException(FILE_PATH_OPT.getLongOpt() + " is a mandatory " + "parameter"); |
| } |
| |
| if (!cmdLine.getArgList().isEmpty()) { |
| throw new IllegalStateException("Got unexpected extra parameters: " + cmdLine.getArgList()); |
| } |
| |
| return cmdLine; |
| } |
| |
| public static void printHelpAndExit(String errorMessage, Options options) { |
| System.err.println(errorMessage); |
| printHelpAndExit(options, 1); |
| } |
| |
| public static void printHelpAndExit(Options options, int exitCode) { |
| HelpFormatter formatter = new HelpFormatter(); |
| formatter.printHelp("help", options); |
| System.exit(exitCode); |
| } |
| |
| @Override |
| public int run(String[] args) throws Exception { |
| Configuration conf = HBaseConfiguration.create(getConf()); |
| |
| CommandLine cmdLine = null; |
| try { |
| cmdLine = parseOptions(args); |
| } catch (IllegalStateException e) { |
| printHelpAndExit(e.getMessage(), getOptions()); |
| } |
| |
| String path = cmdLine.getOptionValue(FILE_PATH_OPT.getOpt()); |
| conf.set("kafka.consumer.file", path); |
| new PhoenixConsumer(conf); |
| |
| return 1; |
| } |
| |
| public static void main(String[] args) throws Exception { |
| int exitStatus = ToolRunner.run(new PhoenixConsumerTool(), args); |
| System.exit(exitStatus); |
| } |
| } |