01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one or more
03: * contributor license agreements. See the NOTICE file distributed with
04: * this work for additional information regarding copyright ownership.
05: * The ASF licenses this file to You under the Apache License, Version 2.0
06: * (the "License"); you may not use this file except in compliance with
07: * the License. You may obtain a copy of the License at
08: *
09: * http://www.apache.org/licenses/LICENSE-2.0
10: *
11: * Unless required by applicable law or agreed to in writing, software
12: * distributed under the License is distributed on an "AS IS" BASIS,
13: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14: * See the License for the specific language governing permissions and
15: * limitations under the License.
16: */
17:
18: package org.apache.commons.configuration.web;
19:
20: import java.applet.Applet;
21: import java.util.Iterator;
22:
23: import org.apache.commons.collections.iterators.ArrayIterator;
24:
25: /**
26: * A configuration wrapper to read applet parameters. This configuration is
27: * read only, adding or removing a property will throw an
28: * UnsupportedOperationException.
29: *
30: * @author <a href="mailto:ebourg@apache.org">Emmanuel Bourg</a>
31: * @version $Revision: 515306 $, $Date: 2007-03-06 22:15:00 +0100 (Di, 06 Mrz 2007) $
32: * @since 1.1
33: */
34: public class AppletConfiguration extends BaseWebConfiguration {
35: /** Stores the wrapped applet.*/
36: protected Applet applet;
37:
38: /**
39: * Create an AppletConfiguration using the initialization parameters of
40: * the specified Applet.
41: *
42: * @param applet the applet
43: */
44: public AppletConfiguration(Applet applet) {
45: this .applet = applet;
46: }
47:
48: public Object getProperty(String key) {
49: return handleDelimiters(applet.getParameter(key));
50: }
51:
52: public Iterator getKeys() {
53: String[][] paramsInfo = applet.getParameterInfo();
54: String[] keys = new String[paramsInfo != null ? paramsInfo.length
55: : 0];
56: for (int i = 0; i < keys.length; i++) {
57: keys[i] = paramsInfo[i][0];
58: }
59:
60: return new ArrayIterator(keys);
61: }
62: }
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