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1 package net.sourceforge.ejtools.deploy.xml;
2
3 import java.io.BufferedInputStream  ;
4 import java.io.ByteArrayInputStream ;
5 import java.io.ByteArrayOutputStream ;
6 import java.io.IOException ;
7 import java.io.InputStream ;
8 import java.util.Hashtable ;
9
10 import org.xml.sax.EntityResolver ;
11 import org.xml.sax.InputSource ;
12
13
19 public class DTDResolver implements EntityResolver
20 {
21 protected static Hashtable dtds = new Hashtable ();
22
23 public DTDResolver() {
24 }
25
26 public InputSource resolveEntity (String publicId, String systemId)
27 {
28 byte[] data = (byte[])dtds.get(publicId);
29 if(data != null) {
30 return new InputSource (new ByteArrayInputStream (data));
31 } else {
32 }
33 return null;
34 }
35
36 static {
37 dtds.put("-//Sun Microsystems, Inc.//DTD Enterprise JavaBeans 1.1//EN", loadDTD("ejb-jar_1_1.dtd"));
38 dtds.put("-//Sun Microsystems, Inc.//DTD Enterprise JavaBeans 2.0//EN", loadDTD("ejb-jar_2_0.dtd"));
39 dtds.put("-//Sun Microsystems, Inc.//DTD J2EE Application 1.2//EN", loadDTD("application_1_2.dtd"));
40 dtds.put("-//Sun Microsystems, Inc.//DTD J2EE Application 1.3//EN", loadDTD("application_1_3.dtd"));
41 dtds.put("-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN", loadDTD("web-app_2_3.dtd"));
42 }
43
44 private static byte[] loadDTD(String name) {
45 InputStream in = Thread.currentThread().getContextClassLoader().getResourceAsStream(name);
46 if(in == null) {
47 in = DTDResolver.class.getClassLoader().getResourceAsStream(name);
48 }
49 if(in != null) {
50 return loadBytes(in);
51 }
52 return null;
53 }
54
55 private static byte[] loadBytes(InputStream source) {
56 byte[] buf = new byte[1024];
57 try {
58 BufferedInputStream in = new BufferedInputStream (source);
59 ByteArrayOutputStream out = new ByteArrayOutputStream ();
60 int count;
61 while((count = in.read(buf)) > -1)
62 out.write(buf, 0, count);
63 in.close();
64 out.close();
65 return out.toByteArray();
66 } catch(IOException e) {
67 return null;
68 }
69 }
70 }
71 |
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