dubbo的泛化调用
dubbo的泛化调用是分布式事务dubbo服务的基础,无论是对dubbo服务的补偿机制,还是二阶段的commit或者cancel都要用到它,所以自己也写了些demo。总的感觉类似Java的反射机制,官网也有详细介绍。
1.dubbo官网
2. 测试demo
ReferenceConfig<com.alibaba.dubbo.rpc.service.GenericService> reference =
new ReferenceConfig<com.alibaba.dubbo.rpc.service.GenericService>();
reference.setInterface("com.xxx.haitao.account.service.AccountService");
reference.setVersion("1.0");
reference.setGroup("stable_dev");
reference.setGeneric(true); // 声明为泛化接口
RegistryConfig registry = new RegistryConfig();
registry.setAddress("zookeeper://xxx:2181?backup=xxx:2181,xxx:2181");
reference.setRegistry(registry);
reference.setApplication(new ApplicationConfig("call-dubbo-demo"));
// 用com.alibaba.dubbo.rpc.service.GenericService可以替代所有接口引用
com.alibaba.dubbo.rpc.service.GenericService genericService = reference.get();
// 基本类型以及Date,List,Map等不需要转换,直接调用
Object result = genericService.$invoke("getAccount", new String[] {"java.lang.String"}, new Object[] {"[email protected]"});
System.out.println(result);
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