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lawlight33 · Nov 26, 2020 · eca7f87 · eca7f87
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diff --git a/grpc-client/pom.xml b/grpc-client/pom.xml
@@ -0,0 +1,70 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+
+  <groupId>org.example</groupId>
+  <artifactId>grpc-client</artifactId>
+  <version>1.0-SNAPSHOT</version>
+
+  <dependencies>
+    <dependency>
+      <groupId>io.grpc</groupId>
+      <artifactId>grpc-netty</artifactId>
+      <version>1.16.1</version>
+    </dependency>
+    <dependency>
+      <groupId>io.grpc</groupId>
+      <artifactId>grpc-protobuf</artifactId>
+      <version>1.16.1</version>
+    </dependency>
+    <dependency>
+      <groupId>io.grpc</groupId>
+      <artifactId>grpc-stub</artifactId>
+      <version>1.16.1</version>
+    </dependency>
+  </dependencies>
+
+  <build>
+    <extensions>
+      <extension>
+        <groupId>kr.motd.maven</groupId>
+        <artifactId>os-maven-plugin</artifactId>
+        <version>1.6.1</version>
+      </extension>
+    </extensions>
+    <plugins>
+      <plugin>
+        <groupId>org.xolstice.maven.plugins</groupId>
+        <artifactId>protobuf-maven-plugin</artifactId>
+        <version>0.6.1</version>
+        <configuration>
+          <protocArtifact>
+            com.google.protobuf:protoc:3.3.0:exe:${os.detected.classifier}
+          </protocArtifact>
+          <pluginId>grpc-java</pluginId>
+          <pluginArtifact>
+            io.grpc:protoc-gen-grpc-java:1.4.0:exe:${os.detected.classifier}
+          </pluginArtifact>
+        </configuration>
+        <executions>
+          <execution>
+            <goals>
+              <goal>compile</goal>
+              <goal>compile-custom</goal>
+            </goals>
+          </execution>
+        </executions>
+      </plugin>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-compiler-plugin</artifactId>
+        <configuration>
+          <source>6</source>
+          <target>6</target>
+        </configuration>
+      </plugin>
+    </plugins>
+  </build>
+</project>
diff --git a/grpc-client/src/main/java/org/example/grpcbase/GrpcClient.java b/grpc-client/src/main/java/org/example/grpcbase/GrpcClient.java
@@ -0,0 +1,28 @@
+package org.example.grpcbase;
+
+import io.grpc.ManagedChannel;
+import io.grpc.ManagedChannelBuilder;
+import org.example.grpc.base.HelloRequest;
+import org.example.grpc.base.HelloResponse;
+import org.example.grpc.base.HelloServiceGrpc;
+
+public class GrpcClient {
+
+    public static void main(String[] args) {
+        ManagedChannel channel = ManagedChannelBuilder.forAddress("localhost", 8080)
+                .usePlaintext()
+                .build();
+
+        HelloServiceGrpc.HelloServiceBlockingStub stub
+                = HelloServiceGrpc.newBlockingStub(channel);
+
+        HelloResponse helloResponse = stub.hello(HelloRequest.newBuilder()
+                .setFirstName("Mark")
+                .setLastName("Chesnavsky")
+                .build());
+
+        System.out.println("Result: " + helloResponse.getGreeting());
+
+        channel.shutdown();
+    }
+}
diff --git a/grpc-client/src/main/proto/HelloService.proto b/grpc-client/src/main/proto/HelloService.proto
@@ -0,0 +1,16 @@
+syntax = "proto3";
+option java_multiple_files = true;
+package org.example.grpc.base;
+
+message HelloRequest {
+    string firstName = 1;
+    string lastName = 2;
+}
+
+message HelloResponse {
+    string greeting = 1;
+}
+
+service HelloService {
+    rpc hello(HelloRequest) returns (HelloResponse);
+}
diff --git a/grpc-server/pom.xml b/grpc-server/pom.xml
@@ -0,0 +1,70 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+
+  <groupId>org.example</groupId>
+  <artifactId>grpc-server</artifactId>
+  <version>1.0-SNAPSHOT</version>
+
+  <dependencies>
+    <dependency>
+      <groupId>io.grpc</groupId>
+      <artifactId>grpc-netty</artifactId>
+      <version>1.16.1</version>
+    </dependency>
+    <dependency>
+      <groupId>io.grpc</groupId>
+      <artifactId>grpc-protobuf</artifactId>
+      <version>1.16.1</version>
+    </dependency>
+    <dependency>
+      <groupId>io.grpc</groupId>
+      <artifactId>grpc-stub</artifactId>
+      <version>1.16.1</version>
+    </dependency>
+  </dependencies>
+
+  <build>
+    <extensions>
+      <extension>
+        <groupId>kr.motd.maven</groupId>
+        <artifactId>os-maven-plugin</artifactId>
+        <version>1.6.1</version>
+      </extension>
+    </extensions>
+    <plugins>
+      <plugin>
+        <groupId>org.xolstice.maven.plugins</groupId>
+        <artifactId>protobuf-maven-plugin</artifactId>
+        <version>0.6.1</version>
+        <configuration>
+          <protocArtifact>
+            com.google.protobuf:protoc:3.3.0:exe:${os.detected.classifier}
+          </protocArtifact>
+          <pluginId>grpc-java</pluginId>
+          <pluginArtifact>
+            io.grpc:protoc-gen-grpc-java:1.4.0:exe:${os.detected.classifier}
+          </pluginArtifact>
+        </configuration>
+        <executions>
+          <execution>
+            <goals>
+              <goal>compile</goal>
+              <goal>compile-custom</goal>
+            </goals>
+          </execution>
+        </executions>
+      </plugin>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-compiler-plugin</artifactId>
+        <configuration>
+          <source>6</source>
+          <target>6</target>
+        </configuration>
+      </plugin>
+    </plugins>
+  </build>
+</project>
diff --git a/grpc-server/src/main/java/org/example/grpcbase/GrpcServer.java b/grpc-server/src/main/java/org/example/grpcbase/GrpcServer.java
@@ -0,0 +1,18 @@
+package org.example.grpcbase;
+
+import io.grpc.Server;
+import io.grpc.ServerBuilder;
+
+import java.io.IOException;
+
+public class GrpcServer {
+
+    public static void main(String[] args) throws IOException, InterruptedException {
+        Server server = ServerBuilder
+                .forPort(8080)
+                .addService(new HelloServiceGrpcImpl()).build();
+
+        server.start();
+        server.awaitTermination();
+    }
+}
diff --git a/grpc-server/src/main/java/org/example/grpcbase/HelloServiceGrpcImpl.java b/grpc-server/src/main/java/org/example/grpcbase/HelloServiceGrpcImpl.java
@@ -0,0 +1,24 @@
+package org.example.grpcbase;
+
+import io.grpc.stub.StreamObserver;
+import org.example.grpc.base.HelloRequest;
+import org.example.grpc.base.HelloResponse;
+import org.example.grpc.base.HelloServiceGrpc;
+
+public class HelloServiceGrpcImpl extends HelloServiceGrpc.HelloServiceImplBase {
+
+    @Override
+    public void hello(
+            HelloRequest request, StreamObserver<HelloResponse> responseObserver) {
+
+        String greeting = "Hello, " + request.getFirstName()
+                + " " + request.getLastName() + "!";
+
+        HelloResponse response = HelloResponse.newBuilder()
+                .setGreeting(greeting)
+                .build();
+
+        responseObserver.onNext(response);
+        responseObserver.onCompleted();
+    }
+}
diff --git a/grpc-server/src/main/proto/HelloService.proto b/grpc-server/src/main/proto/HelloService.proto
@@ -0,0 +1,16 @@
+syntax = "proto3";
+option java_multiple_files = true;
+package org.example.grpc.base;
+
+message HelloRequest {
+    string firstName = 1;
+    string lastName = 2;
+}
+
+message HelloResponse {
+    string greeting = 1;
+}
+
+service HelloService {
+    rpc hello(HelloRequest) returns (HelloResponse);
+}