IDEA安装protocol buffer插件
Google Protobuf support for JetBrains
setings > plugins
配置pom
<?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>rrr</groupId>
<artifactId>test</artifactId>
<version>1.0-SNAPSHOT</version>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<grpc.version>1.19.0</grpc.version><!-- CURRENT_GRPC_VERSION -->
<protobuf.version>3.6.1</protobuf.version>
<protoc.version>3.6.1</protoc.version>
<!-- required for jdk9 -->
<maven.compiler.source>1.7</maven.compiler.source>
<maven.compiler.target>1.7</maven.compiler.target>
</properties>
<dependencyManagement>
<dependencies>
<dependency>
<groupId>io.grpc</groupId>
<artifactId>grpc-bom</artifactId>
<version>${grpc.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>
<dependencies>
<dependency>
<groupId>io.grpc</groupId>
<artifactId>grpc-netty-shaded</artifactId>
<scope>runtime</scope>
</dependency>
<dependency>
<groupId>io.grpc</groupId>
<artifactId>grpc-protobuf</artifactId>
</dependency>
<dependency>
<groupId>io.grpc</groupId>
<artifactId>grpc-stub</artifactId>
</dependency>
<dependency>
<groupId>javax.annotation</groupId>
<artifactId>javax.annotation-api</artifactId>
<version>1.2</version>
<scope>provided</scope> <!-- not needed at runtime -->
</dependency>
<dependency>
<groupId>io.grpc</groupId>
<artifactId>grpc-testing</artifactId>
<scope>test</scope>
</dependency>
<dependency>
<groupId>com.google.protobuf</groupId>
<artifactId>protobuf-java-util</artifactId>
<version>${protobuf.version}</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.12</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.mockito</groupId>
<artifactId>mockito-core</artifactId>
<version>1.9.5</version>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<extensions>
<extension>
<groupId>kr.motd.maven</groupId>
<artifactId>os-maven-plugin</artifactId>
<version>1.5.0.Final</version>
</extension>
</extensions>
<plugins>
<plugin>
<groupId>org.xolstice.maven.plugins</groupId>
<artifactId>protobuf-maven-plugin</artifactId>
<version>0.6.1</version>
<extensions>true</extensions>
<configuration>
<!--默认值-->
<protoSourceRoot>${project.basedir}/src/main/proto</protoSourceRoot>
<!--默认值-->
<!--<outputDirectory>${project.build.directory}/generated-sources/protobuf/java</outputDirectory>-->
<outputDirectory>${project.build.sourceDirectory}</outputDirectory>
<!--设置是否在生成java文件之前清空outputDirectory的文件，默认值为true，设置为false时也会覆盖同名文件-->
<clearOutputDirectory>false</clearOutputDirectory>
<!--默认值-->
<temporaryProtoFileDirectory>${project.build.directory}/generated-sources/protobuf/java</temporaryProtoFileDirectory>
<!--更多配置信息可以查看https://www.xolstice.org/protobuf-maven-plugin/compile-mojo.html-->
<protocArtifact>
com.google.protobuf:protoc:${protoc.version}:exe:${os.detected.classifier}
</protocArtifact>
</configuration>
<executions>
<execution>
<goals>
<goal>compile</goal>
<goal>test-compile</goal>
</goals>
<!--也可以设置成局部变量，执行compile或test-compile时才执行-->
<!--<configuration>-->
<!--<protoSourceRoot>${project.basedir}/src/main/proto</protoSourceRoot>-->
<!--<outputDirectory>${project.build.directory}/generated-sources/protobuf/java</outputDirectory>-->
<!--</configuration>-->
</execution>
</executions>
</plugin>
</plugins>
</build>
</project>
编写proto
// Copyright 2015 The gRPC Authors
//
// Licensed 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.
syntax = "proto3";
option java_multiple_files = true;
option java_package = "io.grpc.examples.helloworld";
option java_outer_classname = "HelloWorldProto";
option objc_class_prefix = "HLW";
package helloworld;
// The greeting service definition.
service Greeter {
// Sends a greeting
rpc SayHello (HelloRequest) returns (HelloReply) {
}
}
// The request message containing the user's name.
message HelloRequest {
string name = 1;
}
// The response message containing the greetings
message HelloReply {
string message = 1;
}
message Person {
int32 id = 1;
string name = 2;
string email = 3;
}
生产java代码
- mvn compile
- 单机proto文件>右侧maven>Plugins>protobuf>双击protobuf:compile
