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/*
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* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package sampleapi;
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import java.io.File;
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import sampleapi.SampleApi.Fault;
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public class SampleApiDefaultRunner {
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public static final String MSG_DUP_OUTDIR =
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"SampleApi: duplicated outdir detected: ";
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public static final String MSG_USE_FIRST =
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" will use first occurance: ";
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public static final String MSG_INVAL_OUTDIR =
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"SampleApi: outdir is not valid: ";
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public static final String MSG_CANNOT_GEN =
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"SampleApi: cannot generate output: ";
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public static final String MSG_WRONG_OPTION =
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"SampleApi: incorrect option: ";
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public static final String MSG_USE_HELP =
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" use -? for help";
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public static void main(String... args) throws Exception {
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if (args.length == 0) {
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printHelp();
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System.exit(1);
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}
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String outDirName = "";
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boolean isOutDirSet = false;
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boolean isHelpPrinted = false;
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for (String arg : args) {
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Option option = new Option(arg);
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switch (option.getOptionName()) {
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case "-?":
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case "-h":
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case "--help":
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if (!isHelpPrinted) {
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printHelp();
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isHelpPrinted = true;
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}
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break;
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case "-o":
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case "--outdir":
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if (!isOutDirSet) {
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outDirName = option.getOptionValue();
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isOutDirSet = true;
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} else {
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System.err.println(MSG_DUP_OUTDIR + option.getOptionValue());
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System.err.println(MSG_USE_FIRST + outDirName);
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}
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break;
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default:
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System.err.println(MSG_WRONG_OPTION + arg);
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System.err.println(MSG_USE_HELP);
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break;
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}
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}
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if (!isOutDirSet) {
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System.exit(1);
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}
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if (outDirName.length() == 0) {
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System.err.println(MSG_INVAL_OUTDIR + outDirName);
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System.exit(1);
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}
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File outDir = new File(outDirName);
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outDir.mkdirs();
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SampleApi apiGen = new SampleApi();
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try {
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apiGen.generate(outDir);
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} catch (Fault e) {
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System.err.println(MSG_CANNOT_GEN + e.getMessage());
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e.printStackTrace();
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}
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}
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private static void printHelp() {
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System.out.println("SampleApi:");
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System.out.println(" options: [-?|-h|--help] [-o:<dir>|--outdir:<dir>]");
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System.out.println(" -?|-h|--help - print help");
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System.out.println(" -o:<dir>|--outdir:<dir> - set <dir> to generate output");
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}
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private static class Option {
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private String optionName;
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private String optionValue;
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public Option(String arg) {
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int delimPos = arg.indexOf(':');
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if (delimPos == -1) {
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optionName = arg;
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optionValue = "";
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} else {
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optionName = arg.substring(0, delimPos);
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optionValue = arg.substring(delimPos + 1, arg.length());
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}
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}
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public String getOptionName() {
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return optionName;
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}
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public String getOptionValue() {
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return optionValue;
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}
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}
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}
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