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1
19
20 package edu.umd.cs.findbugs.classfile.impl;
21
22 import java.io.File  ;
23 import java.io.IOException ;
24 import java.io.InputStream ;
25
26 import edu.umd.cs.findbugs.classfile.ClassDescriptor;
27 import edu.umd.cs.findbugs.classfile.ICodeBase;
28 import edu.umd.cs.findbugs.classfile.ICodeBaseEntry;
29 import edu.umd.cs.findbugs.classfile.InvalidClassFileFormatException;
30
31
36 public class DirectoryCodeBaseEntry extends AbstractScannableCodeBaseEntry implements ICodeBaseEntry {
37 private final DirectoryCodeBase codeBase;
38 private final String realResourceName;
39
40 public DirectoryCodeBaseEntry(DirectoryCodeBase codeBase, String realResourceName) {
41 this.codeBase = codeBase;
42 this.realResourceName = realResourceName;
43 }
44
45
48 public int getNumBytes() {
49 File fullPath = codeBase.getFullPathOfResource(realResourceName);
50 if (!fullPath.exists()) {
51 return -1;
52 }
53 return (int) fullPath.length();
54 }
55
56
59 public InputStream openResource() throws IOException {
60 return codeBase.openFile(realResourceName);
61 }
62
63
66 @Override
67 public AbstractScannableCodeBase getCodeBase() {
68 return codeBase;
69 }
70
71
74 @Override
75 public String getRealResourceName() {
76 return realResourceName;
77 }
78
79
82 public ClassDescriptor getClassDescriptor() throws InvalidClassFileFormatException {
83 return ClassDescriptor.fromResourceName(getResourceName());
84 }
85
86
89 @Override
90 public boolean equals(Object obj) {
91 if (obj == null || obj.getClass() != this.getClass()) {
92 return false;
93 }
94 DirectoryCodeBaseEntry other = (DirectoryCodeBaseEntry) obj;
95 return this.codeBase.equals(other.codeBase)
96 && this.realResourceName.equals(other.realResourceName);
97 }
98
99
102 @Override
103 public int hashCode() {
104 return 7919 * codeBase.hashCode() + realResourceName.hashCode();
105 }
106
107
110 @Override
111 public String toString() {
112 return getCodeBase() + ":" + getResourceName();
113 }
114 }
115 |
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