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1   /*
2    * JBoss, Home of Professional Open Source
3    * Copyright 2014, Red Hat, Inc. and/or its affiliates, and individual
4    * contributors by the @authors tag. See the copyright.txt in the
5    * distribution for a full listing of individual contributors.
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
10   * http://www.apache.org/licenses/LICENSE-2.0
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  package org.jboss.as.quickstarts.cdi.interceptor;
18  
19  import java.util.logging.Logger;
20  
21  import javax.inject.Inject;
22  import javax.interceptor.AroundInvoke;
23  import javax.interceptor.Interceptor;
24  import javax.interceptor.InvocationContext;
25  
26  /**
27   * LoggingInterceptor binds to {@link @Logging} annotation, so methods or beans which @Logging annotation is applied to, will be
28   * intercepted.
29   * 
30   * @author ievgen.shulga
31   */
32  @Interceptor
33  // Binding the interceptor below. Now any business method or bean annotated with @Logging will be intercepted by
34  // LoggingInterceptor.aroundInvoke(..) method.
35  @Logging
36  public class LoggingInterceptor {
37  
38      @Inject
39      private Logger logger;
40  
41      @AroundInvoke
42      public Object aroundInvoke(InvocationContext ic) throws Exception {
43          String methodName = ic.getMethod().getName();
44          logger.info("Executing " + ic.getTarget().getClass().getSimpleName() + "." + methodName + " method");
45          return ic.proceed();
46      }
47  }