这是indexloc提供的服务，不要输入任何密码
Skip to content

BAEL-9013 Add code for intro to spring grpc #18641

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 1 commit into from
Jul 1, 2025
+170 −0
Merged

BAEL-9013 Add code for intro to spring grpc #18641

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
2 changes: 2 additions & 0 deletions pom.xml
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -794,6 +794,7 @@
<module>spring-drools</module>
<module>spring-ejb-modules</module>
<module>spring-exceptions</module>
<module>spring-grpc</module>
<module>spring-jersey</module>
<module>spring-kafka</module>
<module>spring-kafka-2</module>
Expand Down Expand Up @@ -1226,6 +1227,7 @@
<module>spring-drools</module>
<module>spring-ejb-modules</module>
<module>spring-exceptions</module>
<module>spring-grpc</module>
<module>spring-jersey</module>
<module>spring-kafka</module>
<module>spring-kafka-2</module>
Expand Down
3 changes: 3 additions & 0 deletions spring-grpc/README.md
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -0,0 +1,3 @@
## Spring Protocol Buffers

This module contains articles about Spring with gRPC
113 changes: 113 additions & 0 deletions spring-grpc/pom.xml
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -0,0 +1,113 @@
<?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>
<artifactId>spring-grpc</artifactId>
<version>0.1-SNAPSHOT</version>
<name>spring-grpc</name>

<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-boot-3</artifactId>
<version>0.0.1-SNAPSHOT</version>
<relativePath>../parent-boot-3</relativePath>
</parent>

<dependencies>
<dependency>
<groupId>io.grpc</groupId>
<artifactId>grpc-services</artifactId>
<version>${grpc-services.version}</version>
</dependency>
<dependency>
<groupId>org.springframework.grpc</groupId>
<artifactId>spring-grpc-spring-boot-starter</artifactId>
<version>${spring-grpc.version}</version>
</dependency>

<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<version>${spring-boot.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.springframework.grpc</groupId>
<artifactId>spring-grpc-test</artifactId>
<version>${spring-grpc.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>ch.qos.logback</groupId>
<artifactId>logback-core</artifactId>
</dependency>
<dependency>
<groupId>ch.qos.logback</groupId>
<artifactId>logback-classic</artifactId>
</dependency>
</dependencies>
<dependencyManagement>
<dependencies>
<dependency>
<groupId>org.springframework.grpc</groupId>
<artifactId>spring-grpc-dependencies</artifactId>
<version>${spring-grpc.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>

<build>
<plugins>
<plugin>
<groupId>kr.motd.maven</groupId>
<artifactId>os-maven-plugin</artifactId>
<version>1.7.1</version>
<executions>
<execution>
<id>initialize</id>
<phase>initialize</phase>
<goals>
<goal>detect</goal>
</goals>
</execution>
</executions>
</plugin>
<plugin>
<groupId>org.xolstice.maven.plugins</groupId>
<artifactId>protobuf-maven-plugin</artifactId>
<version>0.6.1</version>
<configuration>
<protocArtifact>com.google.protobuf:protoc:${protobuf-java.version}:exe:${os.detected.classifier}</protocArtifact>
<pluginId>grpc-java</pluginId>
<pluginArtifact>io.grpc:protoc-gen-grpc-java:${grpc.version}:exe:${os.detected.classifier}</pluginArtifact>
</configuration>
<executions>
<execution>
<id>compile</id>
<goals>
<goal>compile</goal>
<goal>compile-custom</goal>
</goals>
<configuration>
<pluginParameter>jakarta_omit,@generated=omit</pluginParameter>
</configuration>
</execution>
</executions>
</plugin>
</plugins>
</build>

<properties>
<java.version>17</java.version>
<grpc.version>1.72.0</grpc.version>
<protobuf-java.version>4.30.2</protobuf-java.version>
<spring-grpc.version>0.8.0</spring-grpc.version>
<grpc-services.version>1.72.0</grpc-services.version>
<spring-grpc.version>0.8.0</spring-grpc.version>
<spring-boot.version>3.4.5</spring-boot.version>
</properties>

</project>
20 changes: 20 additions & 0 deletions spring-grpc/src/main/java/com/baeldung/grpc/GrpcCalculatorService.java
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -0,0 +1,20 @@
package com.baeldung.grpc;

import org.springframework.stereotype.Service;
import org.springframework.grpc.calculator.proto.CalculatorGrpc;
import org.springframework.grpc.calculator.proto.Response;
import org.springframework.grpc.calculator.proto.Request;

import io.grpc.stub.StreamObserver;

@Service
public class GrpcCalculatorService extends CalculatorGrpc.CalculatorImplBase {

@Override
public void multiply(Request req, StreamObserver<Response> responseObserver) {
Response reply = Response.newBuilder().setResult(req.getFirstValue() * req.getSecondValue()).build();
responseObserver.onNext(reply);
responseObserver.onCompleted();
}

}
13 changes: 13 additions & 0 deletions spring-grpc/src/main/java/com/baeldung/grpc/SpringgRPCApplication.java
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -0,0 +1,13 @@
package com.baeldung.grpc;

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;

@SpringBootApplication
public class SpringgRPCApplication {

public static void main(String[] args) {
SpringApplication.run(SpringgRPCApplication.class, args);
}

}
18 changes: 18 additions & 0 deletions spring-grpc/src/main/proto/calculator.proto
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -0,0 +1,18 @@
syntax = "proto3";

option java_multiple_files = true;
option java_package = "org.springframework.grpc.calculator.proto";
option java_outer_classname = "CalculatorProto";

service Calculator {
rpc Multiply(Request) returns (Response) {}
}

message Request {
int32 firstValue = 1;
int32 secondValue = 2;
}

message Response {
int32 result = 1;
}
1 change: 1 addition & 0 deletions spring-grpc/src/main/resources/application.properties
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -0,0 +1 @@
spring.application.name=Calculator