001/* 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017 018package org.apache.commons.configuration2.web; 019 020import java.applet.Applet; 021import java.util.Arrays; 022import java.util.Iterator; 023 024/** 025 * A configuration wrapper to read applet parameters. This configuration is 026 * read only, adding or removing a property will throw an 027 * UnsupportedOperationException. 028 * 029 * @author <a href="mailto:ebourg@apache.org">Emmanuel Bourg</a> 030 * @version $Id: AppletConfiguration.java 1842194 2018-09-27 22:24:23Z ggregory $ 031 * @since 1.1 032 */ 033public class AppletConfiguration extends BaseWebConfiguration 034{ 035 /** Stores the wrapped applet.*/ 036 protected Applet applet; 037 038 /** 039 * Create an AppletConfiguration using the initialization parameters of 040 * the specified Applet. 041 * 042 * @param applet the applet 043 */ 044 public AppletConfiguration(final Applet applet) 045 { 046 this.applet = applet; 047 } 048 049 @Override 050 protected Object getPropertyInternal(final String key) 051 { 052 return handleDelimiters(applet.getParameter(key)); 053 } 054 055 @Override 056 protected Iterator<String> getKeysInternal() 057 { 058 final String[][] paramsInfo = applet.getParameterInfo(); 059 final String[] keys = new String[paramsInfo != null ? paramsInfo.length : 0]; 060 for (int i = 0; i < keys.length; i++) 061 { 062 keys[i] = paramsInfo[i][0]; 063 } 064 065 return Arrays.asList(keys).iterator(); 066 } 067}