public static void renameMethodNode(
String originalParentName,
String originalMethodName,
String originalMethodDesc,
String newParent,
String newName,
String newDesc) {
for (ClassNode c : BytecodeViewer.getLoadedClasses()) {
for (Object o : c.methods.toArray()) {
MethodNode m = (MethodNode) o;
for (AbstractInsnNode i : m.instructions.toArray()) {
if (i instanceof MethodInsnNode) {
MethodInsnNode mi = (MethodInsnNode) i;
if (mi.owner.equals(originalParentName)
&& mi.name.equals(originalMethodName)
&& mi.desc.equals(originalMethodDesc)) {
if (newParent != null) mi.owner = newParent;
if (newName != null) mi.name = newName;
if (newDesc != null) mi.desc = newDesc;
}
} else {
// System.out.println(i.getOpcode()+":"+c.name+":"+m.name);
}
}
if (m.signature != null) {
if (newName != null) m.signature = m.signature.replace(originalMethodName, newName);
if (newParent != null) m.signature = m.signature.replace(originalParentName, newParent);
}
if (m.name.equals(originalMethodName)
&& m.desc.equals(originalMethodDesc)
&& c.name.equals(originalParentName)) {
if (newName != null) m.name = newName;
if (newDesc != null) m.desc = newDesc;
}
}
}
}
public static void renameClassNode(final String oldName, final String newName) {
for (ClassNode c : BytecodeViewer.getLoadedClasses()) {
for (Object oo : c.innerClasses) {
InnerClassNode innerClassNode = (InnerClassNode) oo;
if (innerClassNode.innerName != null && innerClassNode.innerName.equals(oldName)) {
innerClassNode.innerName = newName;
}
if (innerClassNode.name.equals(oldName)) {
innerClassNode.name = newName;
}
if (innerClassNode.outerName != null && innerClassNode.outerName.equals(oldName)) {
innerClassNode.outerName = newName;
}
}
if (c.signature != null) c.signature = c.signature.replace(oldName, newName);
if (c.superName.equals(oldName)) {
c.superName = newName;
}
for (Object o : c.fields.toArray()) {
FieldNode f = (FieldNode) o;
f.desc = f.desc.replace(oldName, newName);
}
for (Object o : c.interfaces.toArray()) {
String truxerLipton = (String) o;
truxerLipton = truxerLipton.replace(oldName, newName);
}
for (Object o : c.methods.toArray()) {
MethodNode m = (MethodNode) o;
if (m.localVariables != null) {
for (LocalVariableNode node : (List<LocalVariableNode>) m.localVariables) {
node.desc = node.desc.replace(oldName, newName);
}
}
if (m.signature != null) m.signature = m.signature.replace(oldName, newName);
for (int i = 0; i < m.exceptions.size(); i++) {
if (m.exceptions.get(i).equals(oldName)) m.exceptions.set(i, newName);
}
for (AbstractInsnNode i : m.instructions.toArray()) {
if (i instanceof TypeInsnNode) {
TypeInsnNode t = (TypeInsnNode) i;
if (t.desc.equals(oldName)) {
t.desc = newName;
}
}
if (i instanceof MethodInsnNode) {
MethodInsnNode mi = (MethodInsnNode) i;
if (mi.owner.equals(oldName)) mi.owner = newName;
mi.desc = mi.desc.replace(oldName, newName);
}
if (i instanceof FieldInsnNode) {
FieldInsnNode fi = (FieldInsnNode) i;
if (fi.owner.equals(oldName)) fi.owner = newName;
fi.desc = fi.desc.replace(oldName, newName);
}
}
}
}
}