原始碼

package congpq.jsonrpc_test;
import java.net.URL;
import com.googlecode.jsonrpc4j.JsonRpcHttpClient;
import static java.lang.System.*;


public class jsonrpc_test {
    public static void main(String[] args) throws Throwable{
        out.println("test111") ;

        JsonRpcHttpClient client = new
 
 JsonRpcHttpClient(new URL("http://192.168.56.100:8080"));

        String res = (String) client.invoke("add", new Object[] { "bob", "the builder" }, String.class);
        out.println(res);
         int  re = (int) client.invoke("add", new Object[] { 1 , 3 }, int.class);
        out.println(re);
    }
}

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
 
>groupId</groupId>
    <artifactId>JSONRPC_TEST</artifactId>
    <version>1.0-SNAPSHOT</version>

    <dependencies>

        <!-- https://mvnrepository.com/artifact/com.github.briandilley.jsonrpc4j/jsonrpc4j -->
        <dependency>
            <groupId>com.github.briandilley.jsonrpc4j</groupId>
            <artifactId>jsonrpc4j</artifactId>
            <version>1.5.2</version>
        </dependency>
        <!-- https://mvnrepository.com/artifact/com.fasterxml.jackson.core/jackson-annotations -->
        <dependency>
            <groupId>com.fasterxml.jackson.core</groupId>
            <artifactId>jackson-annotations</artifactId>
            <version>2.9.0</version>
        </dependency>

    </dependencies>
</project>