文档

http://dubbo.apache.org/en-us/docs/dev/build.html

mvn clean install -Dmaven.test.skip

源码编译报错

[ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.6.0:compile (default-compile) on project dubbo-rpc-jsonrpc: Compilation failure
[ERROR] /Users/jinglongjun/programe/dubbo/code/dubbo/dubbo-rpc/dubbo-rpc-jsonrpc/src/main/java/org/apache/dubbo/rpc/protocol/jsonrpc/JsonRpcProtocol.java:[111,33] 错误: 无法访问ObjectMapper
[ERROR]   找不到com.fasterxml.jackson.databind.ObjectMapper的类文件
[ERROR] 
[ERROR] -> [Help 1]
[ERROR] 
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR] 
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoFailureException
[ERROR] 
[ERROR] After correcting the problems, you can resume the build with the command
[ERROR]   mvn <goals> -rf :dubbo-rpc-jsonrpc

删除对应的 com.fasterxml.jackson.databind.ObjectMapper jar包，重新编译。

引入jar包 dubbo-rpc/dubbo-rpc-http/pom.xml

 <dependency>
            <groupId>com.fasterxml.jackson.core</groupId>
            <artifactId>jackson-core</artifactId>
            <version>2.9.0</version>
        </dependency>
        <dependency>
            <groupId>com.fasterxml.jackson.core</groupId>
            <artifactId>jackson-databind</artifactId>
            <version>2.9.0</version>
        </dependency>
        <dependency>
            <groupId>com.fasterxml.jackson.core</groupId>
            <artifactId>jackson-annotations</artifactId>
            <version>2.9.0</version>
        </dependency>

mvn idea:idea

导入idea