将对象转成字节流,用于网络传输,以及将字节流转为对象,用于在收到字节流数据后还原成对象。
com.alibaba.dubbo.common.serialize.Serialization
com.alibaba.dubbo.common.serialize.ObjectInput
com.alibaba.dubbo.common.serialize.ObjectOutput
<!-- 协议的序列化方式 --> <dubbo:protocol serialization="xxx" /> <!-- 缺省值设置,当<dubbo:protocol>没有配置serialization时,使用此配置 --> <dubbo:provider serialization="xxx" />
com.alibaba.dubbo.common.serialize.dubbo.DubboSerialization
com.alibaba.dubbo.common.serialize.hessian.Hessian2Serialization
com.alibaba.dubbo.common.serialize.java.JavaSerialization
com.alibaba.dubbo.common.serialize.java.CompactedJavaSerialization
Maven 项目结构:
src |-main |-java |-com |-xxx |-XxxSerialization.java (实现Serialization接口) |-XxxObjectInput.java (实现ObjectInput接口) |-XxxObjectOutput.java (实现ObjectOutput接口) |-resources |-META-INF |-dubbo |-com.alibaba.dubbo.common.serialize.Serialization (纯文本文件,内容为:xxx=com.xxx.XxxSerialization)
XxxSerialization.java:
package com.xxx; import com.alibaba.dubbo.common.serialize.Serialization; import com.alibaba.dubbo.common.serialize.ObjectInput; import com.alibaba.dubbo.common.serialize.ObjectOutput; public class XxxSerialization implements Serialization { public ObjectOutput serialize(Parameters parameters, OutputStream output) throws IOException { return new XxxObjectOutput(output); } public ObjectInput deserialize(Parameters parameters, InputStream input) throws IOException { return new XxxObjectInput(input); } }
META-INF/dubbo/com.alibaba.dubbo.common.serialize.Serialization:
xxx=com.xxx.XxxSerialization