2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
6 * ================================================================================
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 * ============LICENSE_END=========================================================
21 package org.openecomp.mso.openpojo.rules;
23 import static org.hamcrest.CoreMatchers.anything;
25 import java.lang.annotation.Annotation;
26 import java.lang.reflect.AnnotatedElement;
28 import org.hamcrest.Description;
29 import org.hamcrest.Matcher;
30 import org.hamcrest.TypeSafeDiagnosingMatcher;
32 public class HasAnnotationMatcher<T extends Annotation> extends TypeSafeDiagnosingMatcher<AnnotatedElement> {
33 private final Class<T> annotationType;
34 private final Matcher<? super T> annotationMatcher;
36 public HasAnnotationMatcher(final Class<T> annotationType, final Matcher<? super T> annotationMatcher) {
37 this.annotationType = annotationType;
38 this.annotationMatcher = annotationMatcher;
42 protected boolean matchesSafely(final AnnotatedElement item, final Description mismatchDescription) {
43 final T annotation = item.getAnnotation(this.annotationType);
44 if (annotation == null) {
45 mismatchDescription.appendText("does not have annotation ").appendText(this.annotationType.getName());
49 if (!this.annotationMatcher.matches(annotation)) {
50 this.annotationMatcher.describeMismatch(annotation, mismatchDescription);
58 public void describeTo(final Description description) {
59 // Intentionally left blank.
62 public static Matcher<AnnotatedElement> hasAnnotation(final Class<? extends Annotation> annotationType) {
63 return hasAnnotation(annotationType, anything(""));
66 public static <T extends Annotation> Matcher<AnnotatedElement> hasAnnotation(final Class<T> annotationType, final Matcher<? super T> annotationMatcher) {
67 return new HasAnnotationMatcher<T>(annotationType, annotationMatcher);