001 /*
002 * Copyright (C) 2012 eXo Platform SAS.
003 *
004 * This is free software; you can redistribute it and/or modify it
005 * under the terms of the GNU Lesser General Public License as
006 * published by the Free Software Foundation; either version 2.1 of
007 * the License, or (at your option) any later version.
008 *
009 * This software is distributed in the hope that it will be useful,
010 * but WITHOUT ANY WARRANTY; without even the implied warranty of
011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
012 * Lesser General Public License for more details.
013 *
014 * You should have received a copy of the GNU Lesser General Public
015 * License along with this software; if not, write to the Free
016 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
017 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
018 */
019
020 package org.crsh.lang.groovy.shell;
021
022 import groovy.lang.Script;
023 import org.crsh.plugin.PluginContext;
024 import org.crsh.plugin.ResourceKind;
025 import org.crsh.util.TimestampedObject;
026 import org.crsh.vfs.Resource;
027
028 import java.util.Map;
029 import java.util.concurrent.ConcurrentHashMap;
030
031 public class ClassManager<T> extends AbstractClassManager<T> {
032
033 /** . */
034 private final Map<String, TimestampedObject<Class<? extends T>>> classes = new ConcurrentHashMap<String, TimestampedObject<Class<? extends T>>>();
035
036 /** . */
037 private final PluginContext context;
038
039 /** . */
040 private final ResourceKind kind;
041
042 public ClassManager(PluginContext context, ResourceKind kind, Class<T> baseClass, Class<? extends Script> baseScriptClass) {
043 super(context, baseClass, baseScriptClass);
044
045 //
046 this.context = context;
047 this.kind = kind;
048 }
049
050 @Override
051 protected TimestampedObject<Class<? extends T>> loadClass(String name) {
052 return classes.get(name);
053 }
054
055 @Override
056 protected void saveClass(String name, TimestampedObject<Class<? extends T>> clazz) {
057 classes.put(name, clazz);
058 }
059
060 @Override
061 protected Resource getResource(String name) {
062 return context.loadResource(name, kind);
063 }
064 }