+++ /dev/null
-/*-
- * ============LICENSE_START=======================================================
- * Copyright (C) 2016-2018 Ericsson. All rights reserved.
- * ================================================================================
- * 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.
- *
- * SPDX-License-Identifier: Apache-2.0
- * ============LICENSE_END=========================================================
- */
-
-package org.onap.policy.apex.client.full.rest;
-
-import java.io.PrintWriter;
-import java.io.StringWriter;
-import java.util.Arrays;
-import org.apache.commons.cli.CommandLine;
-import org.apache.commons.cli.DefaultParser;
-import org.apache.commons.cli.HelpFormatter;
-import org.apache.commons.cli.Option;
-import org.apache.commons.cli.Options;
-import org.apache.commons.cli.ParseException;
-
-/**
- * This class reads and handles command line parameters to the Apex RESTful services.
- *
- * @author Michael Watkins (michael.watkins@ericsson.com)
- */
-public class ApexServicesRestParameterParser {
- // Apache Commons CLI options
- private Options options;
-
- /**
- * Construct the options for the CLI RESTful services.
- */
- public ApexServicesRestParameterParser() {
- options = new Options();
- options.addOption("h", "help", false, "outputs the usage of this command");
- options.addOption(Option.builder("p").longOpt("port").desc("port to use for the Apex Services REST calls")
- .hasArg().argName("PORT").required(false).type(Number.class).build());
- options.addOption(Option.builder("t").longOpt("time-to-live")
- .desc("the amount of time in seconds that the server will run for before terminating").hasArg()
- .argName("TIME_TO_LIVE").required(false).type(Number.class).build());
- }
-
- /**
- * Parse the command line options.
- *
- * @param args the arguments
- * @return parsed parameters
- */
- public ApexServicesRestParameters parse(final String[] args) {
- CommandLine commandLine = null;
- try {
- commandLine = new DefaultParser().parse(options, args);
- } catch (final ParseException e) {
- throw new ApexServicesRestParameterException(
- "invalid command line arguments specified : " + e.getMessage());
- }
-
- final ApexServicesRestParameters parameters = new ApexServicesRestParameters();
- final String[] remainingArgs = commandLine.getArgs();
-
- if (commandLine.getArgs().length > 0) {
- throw new ApexServicesRestParameterException(
- "too many command line arguments specified : " + Arrays.toString(remainingArgs));
- }
-
- if (commandLine.hasOption('h')) {
- parameters.setHelp(true);
- }
- try {
- if (commandLine.hasOption('p')) {
- parameters.setRestPort(((Number) commandLine.getParsedOptionValue("port")).intValue());
- }
- } catch (final ParseException e) {
- throw new ApexServicesRestParameterException("error parsing argument \"port\" :" + e.getMessage(), e);
- }
- try {
- if (commandLine.hasOption('t')) {
- parameters.setTimeToLive(((Number) commandLine.getParsedOptionValue("time-to-live")).longValue());
- }
- } catch (final ParseException e) {
- throw new ApexServicesRestParameterException("error parsing argument \"time-to-live\" :" + e.getMessage(),
- e);
- }
-
- return parameters;
- }
-
- /**
- * Get help information.
- *
- * @param mainClassName the main class name for the help output
- * @return help string
- */
- public String getHelp(final String mainClassName) {
- final StringWriter stringWriter = new StringWriter();
- final PrintWriter stringPrintWriter = new PrintWriter(stringWriter);
-
- final HelpFormatter helpFormatter = new HelpFormatter();
- helpFormatter.printHelp(stringPrintWriter, 120, mainClassName + " [options...] ", "", options, 0, 0, "");
-
- return stringWriter.toString();
- }
-}