/**
* Convenience method.
*
* <p>Add an empty constructor to this class that does nothing but calling super().
*
* @param access rights for constructor
*/
public void addEmptyConstructor(int access_flags) {
InstructionList il = new InstructionList();
il.append(InstructionConstants.THIS); // Push `this'
il.append(new INVOKESPECIAL(cp.addMethodref(super_class_name, "<init>", "()V")));
il.append(InstructionConstants.RETURN);
MethodGen mg =
new MethodGen(access_flags, Type.VOID, Type.NO_ARGS, null, "<init>", class_name, il, cp);
mg.setMaxStack(1);
addMethod(mg.getMethod());
}
/**
* Initialize with existing class.
*
* @param clazz JavaClass object (e.g. read from file)
*/
public ClassGen(JavaClass clazz) {
class_name_index = clazz.getClassNameIndex();
superclass_name_index = clazz.getSuperclassNameIndex();
class_name = clazz.getClassName();
super_class_name = clazz.getSuperclassName();
file_name = clazz.getSourceFileName();
access_flags = clazz.getAccessFlags();
cp = new ConstantPoolGen(clazz.getConstantPool());
major = clazz.getMajor();
minor = clazz.getMinor();
Attribute[] attributes = clazz.getAttributes();
Method[] methods = clazz.getMethods();
Field[] fields = clazz.getFields();
String[] interfaces = clazz.getInterfaceNames();
for (int i = 0; i < interfaces.length; i++) addInterface(interfaces[i]);
for (int i = 0; i < attributes.length; i++) addAttribute(attributes[i]);
for (int i = 0; i < methods.length; i++) addMethod(methods[i]);
for (int i = 0; i < fields.length; i++) addField(fields[i]);
}
public void setMethods(Method[] methods) {
method_vec.clear();
for (int m = 0; m < methods.length; m++) addMethod(methods[m]);
}