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1 package org.jicengine.io;
2
3 import java.io.InputStream  ;
4 import java.io.File ;
5 import java.io.IOException ;
6 import java.io.FileNotFoundException ;
7 import java.util.StringTokenizer ;
8
9
27
28 public class ClasspathResource extends AbstractResource implements UrlReadable {
29
30 private ClassLoader classLoader;
31 private String resourceName;
32
33
38 public ClasspathResource(String resourceName)
39 {
40 super("classpath://" + resourceName);
41 this.classLoader = getClass().getClassLoader();
42 this.resourceName = resourceName;
43 }
44
45 public ClasspathResource(ClassLoader classLoader, String resourceName)
46 {
47 super("classpath://" + resourceName);
48 this.classLoader = classLoader;
49 this.resourceName = resourceName;
50 }
51
52 public ClassLoader getClassLoader()
53 {
54 return this.classLoader;
55 }
56
57 public String getResourceName()
58 {
59 return this.resourceName;
60 }
61
62 public java.net.URL getUrl() throws IOException
63 {
64 java.net.URL url = getClassLoader().getResource(getResourceName());
65 if( url != null ){
66 return url;
67 }
68 else {
69 throw new FileNotFoundException ("Resource '" + getResourceName() + "' not available in classpath.");
70 }
71 }
72
73 public boolean isAvailable()
74 {
75 if( getClassLoader().getResource(getResourceName()) != null ){
76 return true;
77 }
78 else {
79 return false;
80 }
81 }
82
83 public InputStream getInputStream() throws java.io.IOException
84 {
85 InputStream stream = getClassLoader().getResourceAsStream(getResourceName());
86
87 if( stream != null ){
88 return stream;
89 }
90 else {
91 throw new java.io.IOException ("Resource '" + getResourceName() + "' not available in classpath.");
92 }
93 }
94
95 public Resource getResource(String relativePath) throws java.io.IOException
96 {
97 return new ClasspathResource(PathResolver.getRealPath(getResourceName(), relativePath));
98 }
99 }
100 |
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