Updated copyright message.

[meviz.git] / src / main / java / eu / svjatoslav / meviz / htmlindexer / CommandlineHandler.java

diff --git a/src/main/java/eu/svjatoslav/meviz/htmlindexer/CommandlineHandler.java b/src/main/java/eu/svjatoslav/meviz/htmlindexer/CommandlineHandler.java
index 84bff07..d4e9758 100755 (executable)
--- a/src/main/java/eu/svjatoslav/meviz/htmlindexer/CommandlineHandler.java
+++ b/src/main/java/eu/svjatoslav/meviz/htmlindexer/CommandlineHandler.java
@@ -1,7 +1,7 @@
 /*
  * Meviz - Various tools collection to work with multimedia.
- * Copyright (C) 2012, Svjatoslav Agejenko, svjatoslav@svjatoslav.eu
- * 
+ * Copyright (C) 2012 -- 2018, Svjatoslav Agejenko, svjatoslav@svjatoslav.eu
+ *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of version 2 of the GNU General Public License
  * as published by the Free Software Foundation.
@@ -9,56 +9,52 @@
 
 package eu.svjatoslav.meviz.htmlindexer;
 
-import java.io.File;
-
-import eu.svjatoslav.commons.commandline.parameterparser.Parameter;
 import eu.svjatoslav.commons.commandline.parameterparser.Parser;
-import eu.svjatoslav.commons.commandline.parameterparser.arguments.StringArgument;
+import eu.svjatoslav.commons.commandline.parameterparser.parameter.DirectoryParameter;
+import eu.svjatoslav.commons.commandline.parameterparser.parameter.NullParameter;
+import eu.svjatoslav.commons.commandline.parameterparser.parameter.StringParameter;
 import eu.svjatoslav.meviz.encoder.EncodingOptions;
 
-public class CommandlineHandler {
-
-       Parameter galleryNameParameter = new Parameter(false, true, false,
-                       new StringArgument(), "Gallery title. (default is: "
-                                       + Constants.DEFAULT_GALLERY_TITLE + ").", "-t",
-                       "--gallery-title");
-
-       Parameter workingDirectoryParameter = new Parameter(false, true, true,
-                       new StringArgument(), "Working directory.", "-w",
-                       "--working-directory");
-
-       public Parser initParser() {
-
-               final Parser parser = new Parser();
-               parser.addParameter(galleryNameParameter);
-               parser.addParameter(workingDirectoryParameter);
-
-               return parser;
-       }
-
-       /**
-        * @return {@link EncodingOptions} if commandline arguments were
-        *         successfully parsed, or <code>null</code> if parsing error
-        *         occurred.
-        */
-       public IndexingOptions parseCommandlineArguments(final String[] args) {
-
-               final IndexingOptions options = new IndexingOptions();
-
-               final Parser parser = initParser();
-               if (!parser.parse(args))
-                       return null;
-
-               if (galleryNameParameter.isParameterSpecified())
-                       options.galleryTitle = galleryNameParameter.getArgumentsAsStrings()
-                                       .get(0);
-
-               if (workingDirectoryParameter.isParameterSpecified())
-                       options.workingDirectory = workingDirectoryParameter
-                                       .getArgumentsAsFiles().get(0);
-               else
-                       options.workingDirectory = new File(System.getProperty("user.dir"));
+import java.io.File;
 
-               return options;
-       }
+class CommandlineHandler {
+
+    final Parser parser = new Parser();
+    final NullParameter removeIndex = parser.add(
+            new NullParameter("Remove generated index")).addAliases("-r",
+            "--remove");
+    private final StringParameter galleryNameParameter = parser.add(
+            new StringParameter("Gallery title. (default is: "
+                    + Constants.DEFAULT_GALLERY_TITLE + ").")).addAliases("-t",
+            "--gallery-title");
+    private final DirectoryParameter workingDirectoryParameter = parser
+            .add(new DirectoryParameter("Working directory."))
+            .addAliases("-w", "--working-directory").mustExist();
+
+    public String getGalleryTitle() {
+        if (galleryNameParameter.isSpecified())
+            return galleryNameParameter.getValue();
+        return Constants.DEFAULT_GALLERY_TITLE;
+    }
+
+    public File getWorkingDirectory() {
+        if (workingDirectoryParameter.isSpecified())
+            return workingDirectoryParameter.getValue();
+        else
+            return new File(System.getProperty("user.dir"));
+    }
+
+    /**
+     * @return {@link EncodingOptions} if commandline arguments were
+     * successfully parsed, or <code>null</code> if parsing error
+     * occurred.
+     */
+    public boolean parseCommandlineArguments(final String[] args) {
+        final boolean parsingSucceeded = parser.parse(args);
+
+        if (!parsingSucceeded)
+            parser.showHelp();
+
+        return parsingSucceeded;
+    }
 }