/*
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* Copyright (C) 2011 Google Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package benchmarks.regression;
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import com.google.caliper.BeforeExperiment;
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import java.lang.annotation.Retention;
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import java.lang.annotation.RetentionPolicy;
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import java.lang.reflect.Field;
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import java.lang.reflect.Method;
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public class AnnotatedElementBenchmark {
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private Class<?> type;
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private Field field;
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private Method method;
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@BeforeExperiment
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protected void setUp() throws Exception {
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type = Type.class;
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field = Type.class.getField("field");
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method = Type.class.getMethod("method", String.class);
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}
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// get annotations by member type and method
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public void timeGetTypeAnnotations(int reps) {
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for (int i = 0; i < reps; i++) {
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type.getAnnotations();
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}
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}
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public void timeGetFieldAnnotations(int reps) {
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for (int i = 0; i < reps; i++) {
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field.getAnnotations();
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}
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}
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public void timeGetMethodAnnotations(int reps) {
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for (int i = 0; i < reps; i++) {
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method.getAnnotations();
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}
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}
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public void timeGetParameterAnnotations(int reps) {
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for (int i = 0; i < reps; i++) {
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method.getParameterAnnotations();
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}
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}
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public void timeGetTypeAnnotation(int reps) {
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for (int i = 0; i < reps; i++) {
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type.getAnnotation(Marker.class);
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}
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}
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public void timeGetFieldAnnotation(int reps) {
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for (int i = 0; i < reps; i++) {
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field.getAnnotation(Marker.class);
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}
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}
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public void timeGetMethodAnnotation(int reps) {
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for (int i = 0; i < reps; i++) {
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method.getAnnotation(Marker.class);
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}
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}
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public void timeIsTypeAnnotationPresent(int reps) {
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for (int i = 0; i < reps; i++) {
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type.isAnnotationPresent(Marker.class);
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}
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}
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public void timeIsFieldAnnotationPresent(int reps) {
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for (int i = 0; i < reps; i++) {
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field.isAnnotationPresent(Marker.class);
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}
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}
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public void timeIsMethodAnnotationPresent(int reps) {
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for (int i = 0; i < reps; i++) {
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method.isAnnotationPresent(Marker.class);
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}
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}
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// get annotations by result size
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public void timeGetAllReturnsLargeAnnotation(int reps) {
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for (int i = 0; i < reps; i++) {
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HasLargeAnnotation.class.getAnnotations();
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}
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}
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public void timeGetAllReturnsSmallAnnotation(int reps) {
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for (int i = 0; i < reps; i++) {
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HasSmallAnnotation.class.getAnnotations();
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}
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}
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public void timeGetAllReturnsMarkerAnnotation(int reps) {
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for (int i = 0; i < reps; i++) {
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HasMarkerAnnotation.class.getAnnotations();
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}
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}
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public void timeGetAllReturnsNoAnnotation(int reps) {
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for (int i = 0; i < reps; i++) {
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HasNoAnnotations.class.getAnnotations();
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}
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}
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public void timeGetAllReturnsThreeAnnotations(int reps) {
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for (int i = 0; i < reps; i++) {
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HasThreeAnnotations.class.getAnnotations();
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}
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}
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// get annotations with inheritance
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public void timeGetAnnotationsOnSubclass(int reps) {
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for (int i = 0; i < reps; i++) {
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ExtendsHasThreeAnnotations.class.getAnnotations();
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}
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}
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public void timeGetDeclaredAnnotationsOnSubclass(int reps) {
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for (int i = 0; i < reps; i++) {
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ExtendsHasThreeAnnotations.class.getDeclaredAnnotations();
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}
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}
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// get annotations with enclosing / inner classes
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public void timeGetDeclaredClasses(int reps) {
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for (int i = 0; i < reps; i++) {
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AnnotatedElementBenchmark.class.getDeclaredClasses();
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}
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}
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public void timeGetDeclaringClass(int reps) {
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for (int i = 0; i < reps; i++) {
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HasSmallAnnotation.class.getDeclaringClass();
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}
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}
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public void timeGetEnclosingClass(int reps) {
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Object anonymousClass = new Object() {};
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for (int i = 0; i < reps; i++) {
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anonymousClass.getClass().getEnclosingClass();
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}
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}
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public void timeGetEnclosingConstructor(int reps) {
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Object anonymousClass = new Object() {};
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for (int i = 0; i < reps; i++) {
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anonymousClass.getClass().getEnclosingConstructor();
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}
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}
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public void timeGetEnclosingMethod(int reps) {
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Object anonymousClass = new Object() {};
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for (int i = 0; i < reps; i++) {
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anonymousClass.getClass().getEnclosingMethod();
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}
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}
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public void timeGetModifiers(int reps) {
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for (int i = 0; i < reps; i++) {
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HasSmallAnnotation.class.getModifiers();
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}
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}
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public void timeGetSimpleName(int reps) {
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for (int i = 0; i < reps; i++) {
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HasSmallAnnotation.class.getSimpleName();
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}
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}
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public void timeIsAnonymousClass(int reps) {
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Object anonymousClass = new Object() {};
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for (int i = 0; i < reps; i++) {
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anonymousClass.getClass().isAnonymousClass();
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}
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}
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public void timeIsLocalClass(int reps) {
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for (int i = 0; i < reps; i++) {
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HasSmallAnnotation.class.isLocalClass();
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}
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}
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// the annotated elements
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@Marker
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public class Type {
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@Marker public String field;
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@Marker public void method(@Marker String parameter) {}
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}
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@Large(a = "on class", b = {"A", "B", "C" },
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c = @Small(e="E1", f=1695938256, g=7264081114510713000L),
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d = { @Small(e="E2", f=1695938256, g=7264081114510713000L) })
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public class HasLargeAnnotation {}
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@Small(e="E1", f=1695938256, g=7264081114510713000L)
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public class HasSmallAnnotation {}
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@Marker
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public class HasMarkerAnnotation {}
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public class HasNoAnnotations {}
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@Large(a = "on class", b = {"A", "B", "C" },
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c = @Small(e="E1", f=1695938256, g=7264081114510713000L),
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d = { @Small(e="E2", f=1695938256, g=7264081114510713000L) })
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@Small(e="E1", f=1695938256, g=7264081114510713000L)
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@Marker
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public class HasThreeAnnotations {}
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public class ExtendsHasThreeAnnotations extends HasThreeAnnotations {}
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// the annotations
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@Retention(RetentionPolicy.RUNTIME)
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public @interface Marker {}
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@Retention(RetentionPolicy.RUNTIME)
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public @interface Large {
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String a() default "";
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String[] b() default {};
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Small c() default @Small;
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Small[] d() default {};
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}
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@Retention(RetentionPolicy.RUNTIME)
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public @interface Small {
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String e() default "";
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int f() default 0;
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long g() default 0L;
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}
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}
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