src/main/java/eu/svjatoslav/meviz/texttruncate/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.texttruncate;
  11
  12 import java.io.File;
  13
  14 import eu.svjatoslav.commons.commandline.parameterparser.Parser;
  15 import eu.svjatoslav.commons.commandline.parameterparser.parameter.DirectoryParameter;
  16 import eu.svjatoslav.commons.commandline.parameterparser.parameter.NullParameter;
  17 import eu.svjatoslav.commons.commandline.parameterparser.parameter.StringParameters;
  18
  19 public class CommandlineHandler {
  20
  21         Parser parser = new Parser();
  22
  23         NullParameter recursiveParameter = parser.add(
  24                         new NullParameter("Enable recursive mode.")).addAliases("-r",
  25                         "--recursive");
  26
  27         StringParameters inputPatternParameter = parser.add(
  28                         new StringParameters("File input pattern.")).addAliases("-i",
  29                         "--input-pattern");
  30
  31         DirectoryParameter workingDirectoryParameter = parser.add(
  32                         new DirectoryParameter("Working directory.")).addAliases("-w",
  33                         "--working-directory");
  34
  35         public TextTruncatingOptions parseCommandlineArguments(final String[] args) {
  36
  37                 final TextTruncatingOptions options = new TextTruncatingOptions();
  38
  39                 if (!parser.parse(args))
  40                         return null;
  41
  42                 if (recursiveParameter.isParameterSpecified())
  43                         options.recursive = true;
  44
  45                 if (workingDirectoryParameter.isParameterSpecified())
  46                         options.targetDirectory = workingDirectoryParameter.getValue();
  47                 else
  48                         options.targetDirectory = new File(System.getProperty("user.dir"));
  49
  50                 if (inputPatternParameter.isParameterSpecified())
  51                         options.inputPatterns.addAll(inputPatternParameter.getValue());
  52
  53                 return options;
  54         }
  55 }