src/main/java/eu/svjatoslav/meviz/bomremove/CommandlineHandler.java

   1 /*
   2  * Meviz - Various tools collection to work with multimedia.
   3  * Copyright (C) 2012, Svjatoslav Agejenko, svjatoslav@svjatoslav.eu
   4  *
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of version 2 of the GNU General Public License
   7  * as published by the Free Software Foundation.
   8  */
   9
  10 package eu.svjatoslav.meviz.bomremove;
  11
  12 import java.io.File;
  13
  14 import eu.svjatoslav.commons.commandline.parameterparser.Parameter;
  15 import eu.svjatoslav.commons.commandline.parameterparser.Parser;
  16 import eu.svjatoslav.commons.commandline.parameterparser.arguments.ExistingDirectory;
  17 import eu.svjatoslav.commons.commandline.parameterparser.arguments.StringArgument;
  18
  19 public class CommandlineHandler {
  20
  21         Parameter recursiveParameter = new Parameter("Enable recursive mode.",
  22                         "-r", "--recursive");
  23
  24         Parameter inputPatternParameter = new Parameter(true, true, true,
  25                         new StringArgument(), "File input pattern.", "-i",
  26                         "--input-pattern");
  27
  28         Parameter workingDirectoryParameter = new Parameter(false, true, true,
  29                         new ExistingDirectory(), "Working directory.", "-w",
  30                         "--working-directory");
  31
  32         public Parser initParser() {
  33
  34                 final Parser parser = new Parser();
  35                 parser.addParameter(recursiveParameter);
  36                 parser.addParameter(inputPatternParameter);
  37                 parser.addParameter(workingDirectoryParameter);
  38
  39                 return parser;
  40         }
  41
  42         public BomStrippingOptions parseCommandlineArguments(final String[] args) {
  43
  44                 final BomStrippingOptions options = new BomStrippingOptions();
  45
  46                 final Parser parser = initParser();
  47                 if (!parser.parse(args))
  48                         return null;
  49
  50                 if (recursiveParameter.isParameterSpecified())
  51                         options.recursive = true;
  52
  53                 if (workingDirectoryParameter.isParameterSpecified())
  54                         options.targetDirectory = workingDirectoryParameter
  55                                         .getArgumentsAsFiles().get(0);
  56                 else
  57                         options.targetDirectory = new File(System.getProperty("user.dir"));
  58
  59                 if (inputPatternParameter.isParameterSpecified())
  60                         options.inputPatterns.addAll(inputPatternParameter
  61                                         .getArgumentsAsStrings());
  62
  63                 return options;
  64         }
  65 }