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Java > Open Source Codes > org > apache > geronimo > kernel > classloader > JarResourceHandle


1 /**
2  * Licensed to the Apache Software Foundation (ASF) under one or more
3  * contributor license agreements. See the NOTICE file distributed with
4  * this work for additional information regarding copyright ownership.
5  * The ASF licenses this file to You under the Apache License, Version 2.0
6  * (the "License"); you may not use this file except in compliance with
7  * the License. You may obtain a copy of the License at
8  *
9  * 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 package org.apache.geronimo.kernel.classloader;
18
19 import java.util.jar.JarFile JavaDoc;
20 import java.util.jar.JarEntry JavaDoc;
21 import java.util.jar.Manifest JavaDoc;
22 import java.util.jar.Attributes JavaDoc;
23 import java.net.URL JavaDoc;
24 import java.net.MalformedURLException JavaDoc;
25 import java.io.InputStream JavaDoc;
26 import java.io.IOException JavaDoc;
27 import java.security.cert.Certificate JavaDoc;
28
29 /**
30  * @version $Rev: 476049 $ $Date: 2006-11-16 23:35:17 -0500 (Thu, 16 Nov 2006) $
31  */
32 public class JarResourceHandle extends AbstractResourceHandle {
33     private final JarFile JavaDoc jarFile;
34     private final JarEntry JavaDoc jarEntry;
35     private final URL JavaDoc url;
36     private final URL JavaDoc codeSource;
37
38     public JarResourceHandle(JarFile JavaDoc jarFile, JarEntry JavaDoc jarEntry, URL JavaDoc codeSource) throws MalformedURLException JavaDoc {
39         this.jarFile = jarFile;
40         this.jarEntry = jarEntry;
41         this.url = JarFileUrlStreamHandler.createUrl(jarFile, jarEntry, codeSource);
42         this.codeSource = codeSource;
43     }
44
45     public String JavaDoc getName() {
46         return jarEntry.getName();
47     }
48
49     public URL JavaDoc getUrl() {
50         return url;
51     }
52
53     public URL JavaDoc getCodeSourceUrl() {
54         return codeSource;
55     }
56
57     public boolean isDirectory() {
58         return jarEntry.isDirectory();
59     }
60
61     public InputStream JavaDoc getInputStream() throws IOException JavaDoc {
62         return jarFile.getInputStream(jarEntry);
63     }
64
65     public int getContentLength() {
66         return (int) jarEntry.getSize();
67     }
68
69     public Manifest JavaDoc getManifest() throws IOException JavaDoc {
70         return jarFile.getManifest();
71     }
72
73     public Attributes JavaDoc getAttributes() throws IOException JavaDoc {
74         return jarEntry.getAttributes();
75     }
76
77     public Certificate JavaDoc[] getCertificates() {
78         return jarEntry.getCertificates();
79     }
80 }
81
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