Add use sofa-registry demo. (sofastack#644)

* extract method 'selectActualFilters' to avoid duplicate code and fix some typo

* add method notes and fix some typo

* change ProviderBootstrap#unExport notes

* add sofaregsitry example

* add sofaregistry example

* add use sofa-registry demo

* reformat code

core/api/src/main/java/com/alipay/sofa/rpc/common/RpcConstants.java

@@ -38,6 +38,11 @@ public class RpcConstants {
      */
     public static final String  REGISTRY_PROTOCOL_MESH             = "mesh";
 
+    /**
+     * sofa 注册中心
+     */
+    public static final String  REGISTRY_PROTOCOL_SOFA             = "sofa";
+
     /**
      * xml文件注册中心
      */

example/src/test/java/com/alipay/sofa/rpc/sofaregistry/SofaRegistryClient.java

@@ -0,0 +1,71 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.alipay.sofa.rpc.sofaregistry;
+
+import com.alipay.sofa.rpc.common.RpcConstants;
+import com.alipay.sofa.rpc.config.ConsumerConfig;
+import com.alipay.sofa.rpc.config.RegistryConfig;
+import com.alipay.sofa.rpc.context.RpcRuntimeContext;
+import com.alipay.sofa.rpc.log.Logger;
+import com.alipay.sofa.rpc.log.LoggerFactory;
+import com.alipay.sofa.rpc.quickstart.HelloService;
+
+/**
+ * use sofa-registry client demo
+ */
+public class SofaRegistryClient {
+    private final static Logger LOGGER = LoggerFactory.getLogger(SofaRegistryClient.class);
+
+    public static void main(String[] args) {
+        /**
+         * 运行时项目引入依赖
+         <dependency>
+             <groupId>com.alipay.sofa</groupId>
+             <artifactId>registry-client-all</artifactId>
+             <version>5.2.0</version>
+         </dependency>
+         */
+        RegistryConfig registryConfig = new RegistryConfig()
+            .setProtocol(RpcConstants.REGISTRY_PROTOCOL_SOFA)
+            .setAddress("127.0.0.1:9603");
+
+        ConsumerConfig<HelloService> consumerConfig = new ConsumerConfig<HelloService>()
+            .setInterfaceId(HelloService.class.getName())
+            .setRegistry(registryConfig)
+            .setProtocol("bolt")
+            .setConnectTimeout(10 * 1000);
+
+        HelloService helloService = consumerConfig.refer();
+        LOGGER.warn("started at pid {}", RpcRuntimeContext.PID);
+
+        try {
+            while (true) {
+                try {
+                    System.out.println(helloService.sayHello("world"));
+                } catch (Exception e) {
+                    LOGGER.error(e.getMessage(), e);
+                }
+                try {
+                    Thread.sleep(2000);
+                } catch (Exception e) {
+                }
+            }
+        } catch (Exception e) {
+            LOGGER.error("", e);
+        }
+    }
+}

example/src/test/java/com/alipay/sofa/rpc/sofaregistry/SofaRegistryServer.java

@@ -0,0 +1,62 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.alipay.sofa.rpc.sofaregistry;
+
+import com.alipay.sofa.rpc.common.RpcConstants;
+import com.alipay.sofa.rpc.config.ProviderConfig;
+import com.alipay.sofa.rpc.config.RegistryConfig;
+import com.alipay.sofa.rpc.config.ServerConfig;
+import com.alipay.sofa.rpc.context.RpcRuntimeContext;
+import com.alipay.sofa.rpc.log.Logger;
+import com.alipay.sofa.rpc.log.LoggerFactory;
+import com.alipay.sofa.rpc.quickstart.HelloService;
+import com.alipay.sofa.rpc.quickstart.HelloServiceImpl;
+
+/**
+ * use sofa-registry server demo
+ */
+public class SofaRegistryServer {
+    private static final Logger LOGGER = LoggerFactory.getLogger(SofaRegistryServer.class);
+
+    public static void main(String[] args) {
+        /**
+         * 运行时项目引入依赖
+         <dependency>
+             <groupId>com.alipay.sofa</groupId>
+             <artifactId>registry-client-all</artifactId>
+             <version>5.2.0</version>
+         </dependency>
+         */
+        RegistryConfig registryConfig = new RegistryConfig()
+            .setProtocol(RpcConstants.REGISTRY_PROTOCOL_SOFA)
+            .setAddress("127.0.0.1:9603");
+
+        ServerConfig serverConfig = new ServerConfig()
+            .setProtocol("bolt")
+            .setPort(12200)
+            .setDaemon(false);
+
+        ProviderConfig<HelloService> providerConfig = new ProviderConfig<HelloService>()
+            .setRegistry(registryConfig)
+            .setInterfaceId(HelloService.class.getName())
+            .setRef(new HelloServiceImpl())
+            .setServer(serverConfig);
+
+        providerConfig.export();
+        LOGGER.warn("started at pid {}", RpcRuntimeContext.PID);
+    }
+}