* Copyright © 2013 Antonin Stefanutti ([email protected])
 * <p>
 *   Licensed under the Apache License, Version 2.0 (the "License");
 *   you may not use this file except in compliance with the License.
 *   You may obtain a copy of the License at
 * <p>
 *   http://www.apache.org/licenses/LICENSE-2.0
 * <p>
 *   Unless required by applicable law or agreed to in writing, software
 *   distributed under the License is distributed on an "AS IS" BASIS,
 *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *   See the License for the specific language governing permissions and
 *   limitations under the License.
package io.smallrye.metrics.setup;

import java.lang.annotation.Annotation;
import java.util.Collections;
import java.util.HashSet;
import java.util.Set;

import javax.enterprise.inject.spi.AnnotatedConstructor;
import javax.enterprise.inject.spi.AnnotatedField;
import javax.enterprise.inject.spi.AnnotatedMethod;
import javax.enterprise.inject.spi.AnnotatedType;

/* package-private */ final class AnnotatedTypeDecorator<X> extends AnnotatedDecorator implements AnnotatedType<X> {

    private final AnnotatedType<X> decoratedType;

    private final Set<AnnotatedMethod<? super X>> decoratedMethods;

    AnnotatedTypeDecorator(AnnotatedType<X> decoratedType, Annotation decoratingAnnotation) {
        this(decoratedType, decoratingAnnotation, Collections.<AnnotatedMethod<? super X>> emptySet());

    AnnotatedTypeDecorator(AnnotatedType<X> decoratedType, Annotation decoratingAnnotation,
            Set<AnnotatedMethod<? super X>> decoratedMethods) {
        super(decoratedType, Collections.singleton(decoratingAnnotation));
        this.decoratedType = decoratedType;
        this.decoratedMethods = decoratedMethods;

    public Class<X> getJavaClass() {
        return decoratedType.getJavaClass();

    public Set<AnnotatedConstructor<X>> getConstructors() {
        return decoratedType.getConstructors();

    public Set<AnnotatedMethod<? super X>> getMethods() {
        Set<AnnotatedMethod<? super X>> methods = new HashSet<>(decoratedType.getMethods());
        for (AnnotatedMethod<? super X> method : decoratedMethods) {

        return Collections.unmodifiableSet(methods);

    public Set<AnnotatedField<? super X>> getFields() {
        return decoratedType.getFields();