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| package net.sourceforge.pmd.typeresolution.visitors; |
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6 |
| import org.objectweb.asm.AnnotationVisitor; |
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7 |
| import org.objectweb.asm.Attribute; |
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8 |
| import org.objectweb.asm.ClassVisitor; |
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9 |
| import org.objectweb.asm.FieldVisitor; |
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10 |
| import org.objectweb.asm.Label; |
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11 |
| import org.objectweb.asm.MethodVisitor; |
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12 |
| import org.objectweb.asm.Type; |
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13 |
| import org.objectweb.asm.signature.SignatureReader; |
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14 |
| import org.objectweb.asm.signature.SignatureVisitor; |
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| |
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| import java.util.ArrayList; |
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17 |
| import java.util.HashMap; |
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18 |
| import java.util.List; |
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19 |
| import java.util.Map; |
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20 |
| |
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21 |
| public class PMDASMVisitor implements ClassVisitor { |
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22 |
| |
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23 |
| private Map packages = new HashMap(); |
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| |
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25 |
| private AnnotationVisitor annotationVisitor = new PMDAnnotationVisitor(this); |
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| |
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27 |
| private FieldVisitor fieldVisitor = new PMDFieldVisitor(this); |
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| |
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29 |
| private SignatureVisitor sigVisitor = new PMDSignatureVisitor(this); |
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30 |
| |
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31 |
| private MethodVisitor methodVisitor = new PMDMethodVisitor(this); |
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32 |
| |
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33 |
| public List innerClasses; |
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| |
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35 |
3
| public Map getPackages() {
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36 |
3
| return packages;
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37 |
| } |
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| |
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39 |
3
| public List getInnerClasses() {
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40 |
3
| return innerClasses;
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41 |
| } |
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42 |
| |
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43 |
23
| private String parseClassName(String name) {
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44 |
23
| if (name == null) {
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0
| return null;
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46 |
| } |
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| |
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48 |
23
| String className = name;
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49 |
23
| int n = name.lastIndexOf('/');
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50 |
23
| if (n > -1) {
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51 |
23
| className = name.substring(n + 1);
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52 |
| } |
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53 |
23
| name = name.replace('/', '.');
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23
| packages.put(className, name);
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23
| n = className.indexOf('$');
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23
| if (n > -1) {
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| |
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58 |
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| packages.put(className.substring(n + 1), name);
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59 |
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| packages.put(className.replace('$', '.'), name);
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| } |
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| return name;
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| } |
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13
| private void parseClassName(String[] names) {
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| if (names != null) {
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| for (int i = 0; i < names.length; i++) {
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| parseClassName(names[i]);
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| } |
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| } |
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| } |
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| |
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73 |
6
| private void extractSignature(String sig) {
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74 |
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| if (sig != null) {
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| new SignatureReader(sig).accept(sigVisitor);
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| } |
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| } |
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4
| public void visit(int version, int access, String name, String sig, String superName, String[] interfaces) {
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82 |
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| parseClassName(name);
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83 |
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| parseClassName(interfaces);
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84 |
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| if (sig != null) {
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85 |
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| extractSignature(sig);
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86 |
| } |
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87 |
| } |
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0
| public AnnotationVisitor visitAnnotation(String desc, boolean visible) {
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90 |
0
| addType(Type.getType(desc));
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| return annotationVisitor;
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| } |
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| public FieldVisitor visitField(int access, String name, String desc, String sig, Object value) {
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0
| if (sig != null) {
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| extractSignature(sig);
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| } |
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| |
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| addType(Type.getType(desc));
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0
| if (value instanceof Type) {
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| addType((Type) value);
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| } |
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| return fieldVisitor;
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| } |
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| |
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106 |
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| public MethodVisitor visitMethod(int access, String name, String desc, String sig, String[] exceptions) {
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107 |
9
| if (sig != null) {
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108 |
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| extractSignature(sig);
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| } |
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110 |
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| addMethodDesc(desc);
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| parseClassName(exceptions);
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112 |
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| return methodVisitor;
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| } |
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115 |
4
| public void visitSource(String source, String debug) {
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| } |
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118 |
2
| public void visitInnerClass(String name, String outerName, String innerName, int access) {
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119 |
2
| if (innerClasses == null) {
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120 |
1
| innerClasses = new ArrayList();
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| } |
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122 |
2
| if (!innerClasses.contains(name.replace('/', '.'))) {
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| innerClasses.add(name.replace('/', '.'));
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| } |
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125 |
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| packages.put(innerName, name.replace('/', '.'));
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| } |
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128 |
0
| public void visitOuterClass(String owner, String name, String desc) {
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| } |
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131 |
4
| public void visitEnd() {
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| } |
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134 |
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| private void addMethodDesc(String desc) {
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135 |
15
| addTypes(desc);
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136 |
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| addType(Type.getReturnType(desc));
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| } |
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139 |
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| private void addTypes(String desc) {
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140 |
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| Type[] types = Type.getArgumentTypes(desc);
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141 |
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| for (int i = 0; i < types.length; i++) {
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142 |
3
| addType(types[i]);
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| } |
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| } |
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146 |
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| private void addType(Type t) {
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147 |
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| switch (t.getSort()) {
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148 |
0
| case Type.ARRAY:
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149 |
0
| addType(t.getElementType());
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150 |
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| break;
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151 |
10
| case Type.OBJECT:
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152 |
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| parseClassName(t.getClassName().replace('.', '/'));
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153 |
10
| break;
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154 |
| } |
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| } |
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157 |
0
| public void visitAttribute(Attribute attr) {
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| } |
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| private static class PMDFieldVisitor implements FieldVisitor { |
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| private PMDASMVisitor parent; |
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168 |
3
| public PMDFieldVisitor(PMDASMVisitor visitor) {
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169 |
3
| parent = visitor;
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170 |
| } |
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171 |
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172 |
0
| public AnnotationVisitor visitAnnotation(String desc, boolean visible) {
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173 |
0
| parent.addType(Type.getType(desc));
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174 |
0
| return parent.annotationVisitor;
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| } |
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177 |
0
| public void visitAttribute(Attribute attr) {
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| } |
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179 |
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180 |
0
| public void visitEnd() {
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| } |
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182 |
| } |
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183 |
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184 |
| private static class PMDAnnotationVisitor implements AnnotationVisitor { |
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185 |
| private PMDASMVisitor parent; |
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186 |
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187 |
3
| public PMDAnnotationVisitor(PMDASMVisitor visitor) {
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188 |
3
| parent = visitor;
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189 |
| } |
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190 |
| |
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191 |
0
| public AnnotationVisitor visitAnnotation(String name, String desc) {
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192 |
0
| parent.addType(Type.getType(desc));
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193 |
0
| return this;
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194 |
| } |
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196 |
0
| public void visitEnum(String name, String desc, String value) {
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197 |
0
| parent.addType(Type.getType(desc));
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198 |
| } |
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199 |
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200 |
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| public AnnotationVisitor visitArray(String name) {
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201 |
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| return this;
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| } |
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203 |
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204 |
0
| public void visitEnd() {
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| } |
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206 |
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207 |
0
| public void visit(String name, Object value) {
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208 |
0
| if (value instanceof Type) {
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209 |
0
| parent.addType((Type) value);
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| } |
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211 |
| } |
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212 |
| } |
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213 |
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| private static class PMDSignatureVisitor implements SignatureVisitor { |
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| private PMDASMVisitor parent; |
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216 |
| |
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217 |
3
| public PMDSignatureVisitor(PMDASMVisitor visitor) {
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218 |
3
| this.parent = visitor;
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219 |
| } |
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220 |
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221 |
0
| public void visitFormalTypeParameter(String name) {
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| } |
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224 |
0
| public SignatureVisitor visitClassBound() {
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225 |
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| return this;
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226 |
| } |
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227 |
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228 |
0
| public SignatureVisitor visitInterfaceBound() {
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229 |
0
| return this;
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230 |
| } |
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231 |
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232 |
0
| public SignatureVisitor visitSuperclass() {
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233 |
0
| return this;
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234 |
| } |
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235 |
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236 |
0
| public SignatureVisitor visitInterface() {
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237 |
0
| return this;
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238 |
| } |
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240 |
0
| public SignatureVisitor visitParameterType() {
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241 |
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| return this;
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242 |
| } |
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243 |
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244 |
0
| public SignatureVisitor visitReturnType() {
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245 |
0
| return this;
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| } |
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247 |
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248 |
0
| public SignatureVisitor visitExceptionType() {
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249 |
0
| return this;
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250 |
| } |
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251 |
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252 |
0
| public void visitBaseType(char descriptor) {
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253 |
| } |
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254 |
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255 |
0
| public void visitTypeVariable(String name) {
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256 |
| } |
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257 |
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258 |
0
| public SignatureVisitor visitArrayType() {
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259 |
0
| return this;
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260 |
| } |
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261 |
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262 |
0
| public void visitClassType(String name) {
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263 |
0
| parent.parseClassName(name);
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264 |
| } |
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265 |
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266 |
0
| public void visitInnerClassType(String name) {
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267 |
0
| parent.parseClassName(name);
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268 |
| } |
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269 |
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270 |
0
| public void visitTypeArgument() {
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271 |
| } |
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272 |
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273 |
0
| public SignatureVisitor visitTypeArgument(char wildcard) {
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274 |
0
| return this;
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275 |
| } |
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276 |
| |
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277 |
0
| public void visitEnd() {
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278 |
| } |
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279 |
| } |
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280 |
| |
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281 |
| private static class PMDMethodVisitor implements MethodVisitor { |
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282 |
| private PMDASMVisitor parent; |
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283 |
| |
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284 |
3
| public PMDMethodVisitor(PMDASMVisitor visitor) {
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285 |
3
| parent = visitor;
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286 |
| } |
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287 |
| |
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288 |
0
| public AnnotationVisitor visitParameterAnnotation(int parameter, String desc, boolean visible) {
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289 |
0
| parent.addType(Type.getType(desc));
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290 |
0
| return parent.annotationVisitor;
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291 |
| } |
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292 |
| |
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293 |
0
| public AnnotationVisitor visitAnnotation(String name, String desc) {
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294 |
0
| parent.addType(Type.getType(desc));
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295 |
0
| return parent.annotationVisitor;
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296 |
| } |
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297 |
| |
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298 |
2
| public void visitTypeInsn(int opcode, String desc) {
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299 |
2
| if (desc.charAt(0) == '[') {
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300 |
0
| parent.addType(Type.getType(desc));
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301 |
| } else { |
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302 |
2
| parent.parseClassName(desc);
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303 |
| } |
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304 |
| } |
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305 |
| |
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306 |
0
| public void visitFieldInsn(int opcode, String owner, String name, String desc) {
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307 |
0
| parent.parseClassName(owner);
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308 |
0
| parent.addType(Type.getType(desc));
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309 |
| } |
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310 |
| |
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311 |
6
| public void visitMethodInsn(int opcode, String owner, String name, String desc) {
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312 |
6
| parent.parseClassName(owner);
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313 |
6
| parent.addMethodDesc(desc);
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314 |
| } |
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315 |
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316 |
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317 |
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318 |
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319 |
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320 |
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321 |
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322 |
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323 |
0
| public void visitLdcInsn(Object cst) {
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324 |
0
| if (cst instanceof Type) {
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325 |
0
| parent.addType((Type) cst);
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326 |
0
| } else if (cst instanceof String) {
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327 |
0
| parent.parseClassName((String) cst);
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328 |
| } |
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329 |
| } |
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330 |
0
| public void visitMultiANewArrayInsn(String desc, int dims) {
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331 |
0
| parent.addType(Type.getType(desc));
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332 |
| } |
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333 |
| |
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334 |
6
| public void visitLocalVariable(String name, String desc, String sig, Label start, Label end, int index) {
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335 |
6
| parent.extractSignature(sig);
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336 |
| } |
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337 |
| |
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338 |
4
| public void visitCode() {
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339 |
| } |
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340 |
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341 |
0
| public void visitFrame(int type, int nLocal, Object[] local, int nStack, Object[] stack) {
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342 |
| } |
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343 |
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344 |
5
| public void visitInsn(int opcode) {
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345 |
| } |
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346 |
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347 |
0
| public void visitIntInsn(int opcode, int operand) {
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348 |
| } |
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349 |
| |
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350 |
4
| public void visitVarInsn(int opcode, int var) {
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351 |
| } |
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352 |
| |
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353 |
0
| public void visitJumpInsn(int opcode, Label label) {
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354 |
| } |
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355 |
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356 |
9
| public void visitLabel(Label label) {
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357 |
| } |
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358 |
| |
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359 |
0
| public void visitIincInsn(int var, int increment) {
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360 |
| } |
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361 |
| |
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362 |
0
| public void visitTableSwitchInsn(int min, int max, Label dflt, Label[] labels) {
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363 |
| } |
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364 |
| |
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365 |
0
| public void visitLookupSwitchInsn(Label dflt, int[] keys, Label[] labels) {
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366 |
| } |
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367 |
| |
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368 |
0
| public void visitTryCatchBlock(Label start, Label end, Label handler, String type) {
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369 |
0
| parent.parseClassName(type);
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370 |
| } |
|
371 |
| |
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372 |
5
| public void visitLineNumber(int line, Label start) {
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373 |
| } |
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374 |
| |
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375 |
4
| public void visitMaxs(int maxStack, int maxLocals) {
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376 |
| } |
|
377 |
| |
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378 |
0
| public AnnotationVisitor visitAnnotationDefault() {
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|
379 |
0
| return parent.annotationVisitor;
|
|
380 |
| } |
|
381 |
| |
|
382 |
0
| public AnnotationVisitor visitAnnotation(String desc, boolean visible) {
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383 |
0
| parent.addType(Type.getType(desc));
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384 |
0
| return parent.annotationVisitor;
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|
385 |
| } |
|
386 |
| |
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387 |
9
| public void visitEnd() {
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|
388 |
| } |
|
389 |
| |
|
390 |
0
| public void visitAttribute(Attribute attr) {
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|
391 |
| } |
|
392 |
| |
|
393 |
| } |
|
394 |
| } |