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Posted to notifications@shenyu.apache.org by zh...@apache.org on 2022/06/11 12:38:47 UTC

[incubator-shenyu] branch master updated: add: AOP for grpc-example (#3532)

This is an automated email from the ASF dual-hosted git repository.

zhangzicheng pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/incubator-shenyu.git


The following commit(s) were added to refs/heads/master by this push:
     new c6bcaaaf3 add: AOP for grpc-example (#3532)
c6bcaaaf3 is described below

commit c6bcaaaf334673af3491562224fc7bc9d5cab43a
Author: SongTao Zhuang <51...@users.noreply.github.com>
AuthorDate: Sat Jun 11 20:38:43 2022 +0800

    add: AOP for grpc-example (#3532)
---
 shenyu-examples/shenyu-examples-grpc/pom.xml       |  5 +++
 .../org/apache/shenyu/examples/grpc/aop/Log.java   | 26 ++++++++++++
 .../shenyu/examples/grpc/aop/LogInterceptor.java   | 48 ++++++++++++++++++++++
 .../shenyu/examples/grpc/echo/EchoServiceImpl.java |  2 +
 4 files changed, 81 insertions(+)

diff --git a/shenyu-examples/shenyu-examples-grpc/pom.xml b/shenyu-examples/shenyu-examples-grpc/pom.xml
index 05b80afd7..14d3867e7 100644
--- a/shenyu-examples/shenyu-examples-grpc/pom.xml
+++ b/shenyu-examples/shenyu-examples-grpc/pom.xml
@@ -44,6 +44,11 @@
             <artifactId>spring-boot-starter-web</artifactId>
         </dependency>
 
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-aop</artifactId>
+        </dependency>
+
         <dependency>
             <groupId>org.apache.shenyu</groupId>
             <artifactId>shenyu-spring-boot-starter-client-grpc</artifactId>
diff --git a/shenyu-examples/shenyu-examples-grpc/src/main/java/org/apache/shenyu/examples/grpc/aop/Log.java b/shenyu-examples/shenyu-examples-grpc/src/main/java/org/apache/shenyu/examples/grpc/aop/Log.java
new file mode 100644
index 000000000..920f4ecc3
--- /dev/null
+++ b/shenyu-examples/shenyu-examples-grpc/src/main/java/org/apache/shenyu/examples/grpc/aop/Log.java
@@ -0,0 +1,26 @@
+/*
+ * 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.shenyu.examples.grpc.aop;
+
+import java.lang.annotation.*;
+
+@Target({ElementType.TYPE, ElementType.METHOD})
+@Retention(RetentionPolicy.RUNTIME)
+@Documented
+public @interface Log {
+}
diff --git a/shenyu-examples/shenyu-examples-grpc/src/main/java/org/apache/shenyu/examples/grpc/aop/LogInterceptor.java b/shenyu-examples/shenyu-examples-grpc/src/main/java/org/apache/shenyu/examples/grpc/aop/LogInterceptor.java
new file mode 100644
index 000000000..66f50903d
--- /dev/null
+++ b/shenyu-examples/shenyu-examples-grpc/src/main/java/org/apache/shenyu/examples/grpc/aop/LogInterceptor.java
@@ -0,0 +1,48 @@
+/*
+ * 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.shenyu.examples.grpc.aop;
+
+import org.aspectj.lang.ProceedingJoinPoint;
+import org.aspectj.lang.annotation.Around;
+import org.aspectj.lang.annotation.Aspect;
+import org.aspectj.lang.annotation.Pointcut;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.stereotype.Component;
+
+@Aspect
+@Component
+public class LogInterceptor {
+
+    private static final Logger log = LoggerFactory.getLogger(LogInterceptor.class);
+
+    @Pointcut("@annotation(org.apache.shenyu.examples.grpc.aop.Log)")
+    public void logPointcut() {
+        // just for pointcut
+    }
+
+    @Around("logPointcut()")
+    public Object around(ProceedingJoinPoint point) throws Throwable {
+        try {
+            log.info("before proceed");
+            return point.proceed(point.getArgs());
+        } finally {
+            log.info("after proceed");
+        }
+    }
+}
diff --git a/shenyu-examples/shenyu-examples-grpc/src/main/java/org/apache/shenyu/examples/grpc/echo/EchoServiceImpl.java b/shenyu-examples/shenyu-examples-grpc/src/main/java/org/apache/shenyu/examples/grpc/echo/EchoServiceImpl.java
index 7e85f6439..4bd68a779 100644
--- a/shenyu-examples/shenyu-examples-grpc/src/main/java/org/apache/shenyu/examples/grpc/echo/EchoServiceImpl.java
+++ b/shenyu-examples/shenyu-examples-grpc/src/main/java/org/apache/shenyu/examples/grpc/echo/EchoServiceImpl.java
@@ -27,6 +27,7 @@ import java.net.InetAddress;
 import java.net.UnknownHostException;
 
 import org.apache.shenyu.client.grpc.common.annotation.ShenyuGrpcClient;
+import org.apache.shenyu.examples.grpc.aop.Log;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.stereotype.Service;
@@ -37,6 +38,7 @@ public class EchoServiceImpl extends EchoServiceGrpc.EchoServiceImplBase {
     private static final Logger LOG = LoggerFactory.getLogger(EchoServiceImpl.class);
 
     @Override
+    @Log
     @ShenyuGrpcClient("/echo")
     public void echo(final EchoRequest request, final StreamObserver<EchoResponse> responseObserver) {
         LOG.info("Received: {}", request.getMessage());