public Method getDeclaredMethod(String name, Class<?>... parameterTypes)
throws NoSuchMethodException, SecurityException {
checkMemberAccess(Member.DECLARED);
if (!type.isClassType()) throwNoSuchMethodException(name, parameterTypes);
if (name == null) {
throwNoSuchMethodException(name, parameterTypes);
}
Atom aName = Atom.findOrCreateUnicodeAtom(name);
if (aName == RVMClassLoader.StandardClassInitializerMethodName
|| aName == RVMClassLoader.StandardObjectInitializerMethodName) {
// <init> and <clinit> are not methods.
throwNoSuchMethodException(name, parameterTypes);
}
RVMMethod[] methods = type.asClass().getDeclaredMethods();
RVMMethod answer = null;
for (RVMMethod meth : methods) {
if (meth.getName() == aName && parametersMatch(meth.getParameterTypes(), parameterTypes)) {
if (answer == null) {
answer = meth;
} else {
RVMMethod m2 = meth;
if (answer.getReturnType().resolve().isAssignableFrom(m2.getReturnType().resolve())) {
answer = m2;
}
}
}
}
if (answer == null) {
throwNoSuchMethodException(name, parameterTypes);
}
return JikesRVMSupport.createMethod(answer);
}
@Pure
private RVMMethod getDefaultConstructor() {
if (this.defaultConstructor == null) {
RVMMethod defaultConstructor = null;
RVMMethod[] methods = type.asClass().getConstructorMethods();
for (RVMMethod method : methods) {
if (method.getParameterTypes().length == 0) {
defaultConstructor = method;
break;
}
}
this.defaultConstructor = defaultConstructor;
}
return this.defaultConstructor;
}
@Pure
private RVMMethod getMethodInternal2(Atom aName, Class<?>... parameterTypes) {
RVMMethod answer = null;
RVMMethod[] methods = type.asClass().getVirtualMethods();
for (RVMMethod meth : methods) {
if (meth.getName() == aName
&& meth.isPublic()
&& parametersMatch(meth.getParameterTypes(), parameterTypes)) {
if (answer == null) {
answer = meth;
} else {
RVMMethod m2 = meth;
if (answer.getReturnType().resolve().isAssignableFrom(m2.getReturnType().resolve())) {
answer = m2;
}
}
}
}
return answer;
}
public Constructor<T> getDeclaredConstructor(Class<?>... parameterTypes)
throws NoSuchMethodException, SecurityException {
checkMemberAccess(Member.DECLARED);
if (!type.isClassType()) throwNoSuchMethodException("<init>", parameterTypes);
RVMMethod answer = null;
if (parameterTypes == null || parameterTypes.length == 0) {
answer = getDefaultConstructor();
} else {
RVMMethod[] methods = type.asClass().getConstructorMethods();
for (RVMMethod method : methods) {
if (parametersMatch(method.getParameterTypes(), parameterTypes)) {
answer = method;
break;
}
}
}
if (answer == null) {
throwNoSuchMethodException("<init>", parameterTypes);
}
return JikesRVMSupport.createConstructor(answer);
}
@Pure
private RVMMethod getMethodInternal1(Atom aName, Class<?>... parameterTypes) {
RVMMethod answer = null;
for (RVMClass current = type.asClass();
current != null && answer == null;
current = current.getSuperClass()) {
RVMMethod[] methods = current.getDeclaredMethods();
for (RVMMethod meth : methods) {
if (meth.getName() == aName
&& meth.isPublic()
&& parametersMatch(meth.getParameterTypes(), parameterTypes)) {
if (answer == null) {
answer = meth;
} else {
RVMMethod m2 = meth;
if (answer.getReturnType().resolve().isAssignableFrom(m2.getReturnType().resolve())) {
answer = m2;
}
}
}
}
}
return answer;
}
Class<?>[] getParameterTypes() {
return VMCommonLibrarySupport.typesToClasses(method.getParameterTypes());
}