Java tutorial
// // Nenya library - tools for developing networked games // Copyright (C) 2002-2012 Three Rings Design, Inc., All Rights Reserved // https://github.com/threerings/nenya // // This library is free software; you can redistribute it and/or modify it // under the terms of the GNU Lesser General Public License as published // by the Free Software Foundation; either version 2.1 of the License, or // (at your option) any later version. // // This library is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU // Lesser General Public License for more details. // // You should have received a copy of the GNU Lesser General Public // License along with this library; if not, write to the Free Software // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA package com.threerings.cast.bundle.tools; import java.io.BufferedInputStream; import java.io.File; import java.io.FileInputStream; import java.io.IOException; import java.io.InputStream; import java.util.HashMap; import java.util.Map; import org.xml.sax.SAXException; import org.apache.commons.digester.Digester; import com.threerings.media.tile.TileSet; import com.threerings.media.tile.tools.xml.SwissArmyTileSetRuleSet; import com.threerings.media.tile.tools.xml.TileSetRuleSet; import com.threerings.media.tile.tools.xml.UniformTileSetRuleSet; import com.threerings.cast.tools.xml.ActionRuleSet; /** * Utilities needed when building component bundles. */ public class ComponentBundlerUtil { /** * Parses the action tileset definitions in the supplied file and puts them into a hash map, * keyed on action name. */ public static Map<String, TileSet> parseActionTileSets(File file) throws IOException, SAXException { return parseActionTileSets(new BufferedInputStream(new FileInputStream(file))); } /** * Parses the action tileset definitions in the supplied input stream, and puts them into a * hash map, keyed on action name. */ public static Map<String, TileSet> parseActionTileSets(InputStream in) throws IOException, SAXException { Digester digester = new Digester(); digester.addSetProperties("actions" + ActionRuleSet.ACTION_PATH); addTileSetRuleSet(digester, new SwissArmyTileSetRuleSet()); addTileSetRuleSet(digester, new UniformTileSetRuleSet("/uniformTileset")); Map<String, TileSet> actsets = new ActionMap(); digester.push(actsets); digester.parse(in); return actsets; } /** * Configures <code>ruleSet</code> and hooks it into <code>digester</code>. */ protected static void addTileSetRuleSet(Digester digester, TileSetRuleSet ruleSet) { ruleSet.setPrefix("actions" + ActionRuleSet.ACTION_PATH); digester.addRuleSet(ruleSet); digester.addSetNext(ruleSet.getPath(), "addTileSet", TileSet.class.getName()); } /** Used when parsing action tilesets. (This class must be public for Digester to work.) */ public static class ActionMap extends HashMap<String, TileSet> { public void setName(String name) { _name = name; } public void addTileSet(TileSet set) { set.setName(_name); put(_name, set); } protected String _name; } }