static Method[] getOverridableMethods(Class c) {
ArrayList<Method> list = new ArrayList<Method>();
HashSet<String> skip = new HashSet<String>();
while (c != null) {
Method[] methods = c.getDeclaredMethods();
for (int i = 0; i < methods.length; i++) {
String methodKey =
methods[i].getName() + getMethodSignature(methods[i], methods[i].getParameterTypes());
if (skip.contains(methodKey)) continue; // skip this method
int mods = methods[i].getModifiers();
if (Modifier.isStatic(mods)) continue;
if (Modifier.isFinal(mods)) {
// Make sure we don't add a final method to the list
// of overridable methods.
skip.add(methodKey);
continue;
}
if (Modifier.isPublic(mods) || Modifier.isProtected(mods)) {
list.add(methods[i]);
skip.add(methodKey);
}
}
c = c.getSuperclass();
}
return list.toArray(new Method[list.size()]);
}
private static void appendOverridableMethods(
Class<?> c, ArrayList<Method> list, HashSet<String> skip) {
Method[] methods = c.getDeclaredMethods();
for (int i = 0; i < methods.length; i++) {
String methodKey =
methods[i].getName() + getMethodSignature(methods[i], methods[i].getParameterTypes());
if (skip.contains(methodKey)) continue; // skip this method
int mods = methods[i].getModifiers();
if (Modifier.isStatic(mods)) continue;
if (Modifier.isFinal(mods)) {
// Make sure we don't add a final method to the list
// of overridable methods.
skip.add(methodKey);
continue;
}
if (Modifier.isPublic(mods) || Modifier.isProtected(mods)) {
list.add(methods[i]);
skip.add(methodKey);
}
}
}
