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| package com.jeantessier.classreader; |
34 |
| |
35 |
| import org.apache.oro.text.perl.*; |
36 |
| |
37 |
| public class FeatureDependencyCollector extends CollectorBase { |
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| private static final Perl5Util perl = new Perl5Util(); |
39 |
| |
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| private Class_info thisClass; |
41 |
| |
42 |
0
| public void visitClassfile(Classfile classfile) {
|
43 |
0
| thisClass = classfile.getRawClass();
|
44 |
| |
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0
| classfile.getConstantPool().accept(this);
|
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| } |
47 |
| |
48 |
0
| public void visitFieldRef_info(FieldRef_info entry) {
|
49 |
0
| if (entry.getRawClass() != thisClass) {
|
50 |
0
| add(entry.getClassName() + "." + entry.getRawNameAndType().getName());
|
51 |
| } |
52 |
| } |
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| |
54 |
0
| public void visitMethodRef_info(MethodRef_info entry) {
|
55 |
0
| if ((entry.getRawClass() != thisClass) && !perl.match("/<.*init>/", entry.getRawNameAndType().getName())) {
|
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0
| add(entry.getClassName() + "." + entry.getRawNameAndType().getName());
|
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| } |
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| } |
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| |
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0
| public void visitInterfaceMethodRef_info(InterfaceMethodRef_info entry) {
|
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0
| if (entry.getRawClass() != thisClass) {
|
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0
| add(entry.getClassName() + "." + entry.getRawNameAndType().getName());
|
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| } |
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| } |
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| |
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0
| public void visitMethod_info(Method_info entry) {
|
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0
| processSignature(entry.getDescriptor());
|
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| |
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0
| super.visitMethod_info(entry);
|
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| } |
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| |
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0
| public void visitInstruction(Instruction helper) {
|
73 |
0
| switch (helper.getOpcode()) {
|
74 |
0
| case 0xb2:
|
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0
| case 0xb3:
|
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0
| case 0xb4:
|
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0
| case 0xb5:
|
78 |
0
| case 0xb6:
|
79 |
0
| case 0xb7:
|
80 |
0
| case 0xb8:
|
81 |
0
| case 0xb9:
|
82 |
0
| helper.getIndexedConstantPoolEntry().accept(this);
|
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0
| break;
|
84 |
0
| default:
|
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| |
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0
| break;
|
87 |
| } |
88 |
| |
89 |
0
| super.visitInstruction(helper);
|
90 |
| } |
91 |
| |
92 |
0
| private void processSignature(String str) {
|
93 |
0
| int currentPos = 0;
|
94 |
0
| int startPos;
|
95 |
0
| int endPos;
|
96 |
| |
97 |
0
| while ((startPos = str.indexOf('L', currentPos)) != -1) {
|
98 |
0
| if ((endPos = str.indexOf(';', startPos)) != -1) {
|
99 |
0
| String candidate = str.substring(startPos + 1, endPos);
|
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0
| if (!thisClass.getName().equals(candidate)) {
|
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0
| add(ClassNameHelper.path2ClassName(candidate));
|
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| } |
103 |
0
| currentPos = endPos + 1;
|
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| } else { |
105 |
0
| currentPos = startPos + 1;
|
106 |
| } |
107 |
| } |
108 |
| } |
109 |
| } |