Java tutorial
/* * Copyright (C) 2012 Facebook, Inc. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.facebook.config; import org.json.JSONException; import org.json.JSONObject; public class ClassExtractor implements Extractor<Class<?>> { @Override public Class<?> extract(String key, JSONObject jsonObject) throws JSONException { try { return Class.forName(jsonObject.getString(key)); } catch (ClassNotFoundException e) { throw new JSONException(e); } } }