src/main/java/org/apache/geronimo/microprofile/opentracing/microprofile/cdi/TracedExecutorService.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * 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 org.apache.geronimo.microprofile.opentracing.microprofile.cdi;

import static java.lang.annotation.ElementType.METHOD;
import static java.lang.annotation.ElementType.TYPE;
import static java.lang.annotation.RetentionPolicy.RUNTIME;

import java.lang.annotation.Annotation;
import java.lang.annotation.Retention;
import java.lang.annotation.Target;

import javax.interceptor.InterceptorBinding;

@InterceptorBinding
@Retention(RUNTIME)
@Target({ TYPE, METHOD })
public @interface TracedExecutorService {

    class Literal implements TracedExecutorService {

        public static final TracedExecutorService INSTANCE = new Literal();

        @Override
        public Class<? extends Annotation> annotationType() {
            return TracedExecutorService.class;
        }

        @Override
        public boolean equals(final Object other) {
            return TracedExecutorService.class.isInstance(other) || (Annotation.class.isInstance(other)
                    && Annotation.class.cast(other).annotationType() == TracedExecutorService.class);
        }

        @Override
        public int hashCode() {
            return 0;
        }

        @Override
        public String toString() {
            return "@" + TracedExecutorService.class.getName();
        }
    }
}