/* (non-Javadoc)
* @see IMethodBinding#overrides(IMethodBinding)
*/
public boolean overrides(IMethodBinding overridenMethod) {
org.eclipse.jdt.internal.compiler.lookup.MethodBinding overridenCompilerBinding =
((MethodBinding) overridenMethod).binding;
if (this.binding == overridenCompilerBinding) return false;
if (!CharOperation.equals(this.binding.selector, overridenCompilerBinding.selector))
return false;
ReferenceBinding match =
this.binding.declaringClass.findSuperTypeWithSameErasure(
overridenCompilerBinding.declaringClass);
if (match == null) return false;
org.eclipse.jdt.internal.compiler.lookup.MethodBinding[] superMethods = match.methods();
for (int i = 0, length = superMethods.length; i < length; i++) {
if (superMethods[i].original() == overridenCompilerBinding) {
LookupEnvironment lookupEnvironment = this.resolver.lookupEnvironment();
if (lookupEnvironment == null) return false;
MethodVerifier methodVerifier = lookupEnvironment.methodVerifier();
return methodVerifier.doesMethodOverride(this.binding, superMethods[i]);
}
}
return false;
}
/* collect matching methods from one supertype. */
private void collectOverriddenMethods(
MethodBinding original,
char[] selector,
int suggestedParameterLength,
ReferenceBinding superType,
Set ifcsSeen,
List result) {
MethodBinding[] ifcMethods = superType.getMethods(selector, suggestedParameterLength);
int length = ifcMethods.length;
boolean added = false;
for (int i = 0; i < length; i++) {
MethodBinding currentMethod = ifcMethods[i];
if (currentMethod.isStatic()) continue;
if (MethodVerifier.doesMethodOverride(original, currentMethod, this.environment)) {
result.add(currentMethod);
added =
true; // when overriding one or more methods from superType don't traverse to transitive
// superTypes
}
}
if (!added)
findAllOverriddenMethods(
original, selector, suggestedParameterLength, superType, ifcsSeen, result);
}