content: /*
   * Copyright (c) 2019-2020 5zig Reborn
   * Copyright (c) 2015-2019 5zig
   *
   * This file is part of The 5zig Mod
   * The 5zig Mod is free software: you can redistribute it and/or modify
   * it under the terms of the GNU General Public License as published by
   * the Free Software Foundation, either version 3 of the License, or
   * (at your option) any later version.
   *
   * The 5zig Mod 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 General Public License for more details.
   *
   * You should have received a copy of the GNU General Public License
   * along with The 5zig Mod.  If not, see <http://www.gnu.org/licenses/>.
   */
  
  package eu.the5zig.mod.plugin;
  
  import com.google.common.collect.Maps;
  
  import java.io.File;
  import java.net.MalformedURLException;
  import java.net.URL;
  import java.net.URLClassLoader;
  import java.util.Map;
  
  public class PluginClassLoader extends URLClassLoader {
  
  	private final Map<String, Class<?>> classes = Maps.newHashMap();
  	private final PluginManagerImpl pluginManager;
  
  	public PluginClassLoader(PluginManagerImpl pluginManager, ClassLoader parent, File file) throws MalformedURLException {
  		super(new URL[]{file.toURI().toURL()}, parent);
  		this.pluginManager = pluginManager;
  	}
  
  	protected Class<?> findClass(String name) throws ClassNotFoundException {
  		return findClass(name, true);
  	}
  
  	Class<?> findClass(String name, boolean checkGlobal) throws ClassNotFoundException {
  		Class<?> result = this.classes.get(name);
  		if (result == null) {
  			if (checkGlobal) {
  				result = pluginManager.getClassByName(name, this);
  			}
  
  			if (result == null) {
  				result = super.findClass(name);
  			}
  
  			this.classes.put(name, result);
  		}
  		return result;
  	}
  
  }
  