#1067: I18N effort for dubbo code base - dubbo-rpc (part2)

dubbo-rpc/dubbo-rpc-api/src/main/java/com/alibaba/dubbo/rpc/RpcContext.java

 /*
- * Copyright 1999-2011 Alibaba Group.
- *  
- * Licensed 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
- *  
+ * 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.

dubbo-rpc/dubbo-rpc-api/src/main/java/com/alibaba/dubbo/rpc/RpcException.java

 /*
- * Copyright 1999-2011 Alibaba Group.
+ * 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
  *
- * Licensed 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
+ *     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,

dubbo-rpc/dubbo-rpc-api/src/main/java/com/alibaba/dubbo/rpc/RpcInvocation.java

 /*
- * Copyright 1999-2011 Alibaba Group.
+ * 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
  *
- * Licensed 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
+ *     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,

dubbo-rpc/dubbo-rpc-api/src/main/java/com/alibaba/dubbo/rpc/RpcResult.java

 /*
- * Copyright 1999-2011 Alibaba Group.
+ * 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
  *
- * Licensed 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
+ *     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,

dubbo-rpc/dubbo-rpc-api/src/main/java/com/alibaba/dubbo/rpc/RpcStatus.java

 /*
- * Copyright 1999-2011 Alibaba Group.
+ * 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
  *
- * Licensed 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
+ *     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,

dubbo-rpc/dubbo-rpc-api/src/main/java/com/alibaba/dubbo/rpc/StaticContext.java

 /*
- * Copyright 1999-2011 Alibaba Group.
+ * 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
  *
- * Licensed 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
+ *     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,

dubbo-rpc/dubbo-rpc-api/src/main/java/com/alibaba/dubbo/rpc/filter/AccessLogFilter.java

 /*
- * Copyright 1999-2011 Alibaba Group.
- *  
- * Licensed 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
- *  
+ * 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.
@@ -45,10 +46,11 @@ import java.util.concurrent.ScheduledFuture;
 import java.util.concurrent.TimeUnit;
 
 /**
- * 记录Service的Access Log。
+ * Record access log for the service.
  * <p>
- * 使用的Logger key是<code><b>dubbo.accesslog</b></code>。
- * 如果想要配置Access Log只出现在指定的Appender中，可以在Log4j中注意配置上additivity。配置示例:
+ * Logger key is <code><b>dubbo.accesslog</b></code>.
+ * In order to configure access log appear in the specified appender only, additivity need to be configured in log4j's
+ * config file, for example:
  * <code>
  * <pre>
  * &lt;logger name="<b>dubbo.accesslog</b>" <font color="red">additivity="false"</font>&gt;
@@ -56,8 +58,6 @@ import java.util.concurrent.TimeUnit;
  *    &lt;appender-ref ref="foo" /&gt;
  * &lt;/logger&gt;
  * </pre></code>
- *
- * @author ding.lid
  */
 @Activate(group = Constants.PROVIDER, value = Constants.ACCESS_LOG_KEY)
 public class AccessLogFilter implements Filter {

dubbo-rpc/dubbo-rpc-api/src/main/java/com/alibaba/dubbo/rpc/filter/ActiveLimitFilter.java

 /*
- * Copyright 1999-2011 Alibaba Group.
- *  
- * Licensed 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
- *  
+ * 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.
@@ -27,8 +28,6 @@ import com.alibaba.dubbo.rpc.RpcStatus;
 
 /**
  * LimitInvokerFilter
- *
- * @author william.liangf
  */
 @Activate(group = Constants.CONSUMER, value = Constants.ACTIVES_KEY)
 public class ActiveLimitFilter implements Filter {

dubbo-rpc/dubbo-rpc-api/src/main/java/com/alibaba/dubbo/rpc/filter/ClassLoaderFilter.java

 /*
- * Copyright 1999-2011 Alibaba Group.
- *  
- * Licensed 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
- *  
+ * 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.
@@ -25,8 +26,6 @@ import com.alibaba.dubbo.rpc.RpcException;
 
 /**
  * ClassLoaderInvokerFilter
- *
- * @author william.liangf
  */
 @Activate(group = Constants.PROVIDER, order = -30000)
 public class ClassLoaderFilter implements Filter {

dubbo-rpc/dubbo-rpc-api/src/main/java/com/alibaba/dubbo/rpc/filter/CompatibleFilter.java

 /*
- * Copyright 1999-2011 Alibaba Group.
- *  
- * Licensed 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
- *  
+ * 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.
@@ -32,8 +33,6 @@ import java.lang.reflect.Type;
 
 /**
  * CompatibleFilter
- *
- * @author william.liangf
  */
 public class CompatibleFilter implements Filter {
 

dubbo-rpc/dubbo-rpc-api/src/main/java/com/alibaba/dubbo/rpc/filter/ConsumerContextFilter.java

 /*
- * Copyright 1999-2011 Alibaba Group.
- *  
- * Licensed 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
- *  
+ * 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.
@@ -28,8 +29,6 @@ import com.alibaba.dubbo.rpc.RpcInvocation;
 
 /**
  * ConsumerContextInvokerFilter
- *
- * @author william.liangf
  */
 @Activate(group = Constants.CONSUMER, order = -10000)
 public class ConsumerContextFilter implements Filter {

dubbo-rpc/dubbo-rpc-api/src/main/java/com/alibaba/dubbo/rpc/filter/ContextFilter.java

 /*
- * Copyright 1999-2011 Alibaba Group.
- *  
- * Licensed 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
- *  
+ * 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.
@@ -30,8 +31,6 @@ import java.util.Map;
 
 /**
  * ContextInvokerFilter
- *
- * @author william.liangf
  */
 @Activate(group = Constants.PROVIDER, order = -10000)
 public class ContextFilter implements Filter {

dubbo-rpc/dubbo-rpc-api/src/main/java/com/alibaba/dubbo/rpc/filter/DeprecatedFilter.java

 /*
- * Copyright 1999-2011 Alibaba Group.
- *  
- * Licensed 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
- *  
+ * 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.
@@ -30,8 +31,6 @@ import java.util.Set;
 
 /**
  * DeprecatedInvokerFilter
- *
- * @author william.liangf
  */
 @Activate(group = Constants.CONSUMER, value = Constants.DEPRECATED_KEY)
 public class DeprecatedFilter implements Filter {

dubbo-rpc/dubbo-rpc-api/src/main/java/com/alibaba/dubbo/rpc/filter/EchoFilter.java

 /*
- * Copyright 1999-2011 Alibaba Group.
- *  
- * Licensed 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
- *  
+ * 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.
@@ -26,8 +27,6 @@ import com.alibaba.dubbo.rpc.RpcResult;
 
 /**
  * EchoInvokerFilter
- *
- * @author william.liangf
  */
 @Activate(group = Constants.PROVIDER, order = -110000)
 public class EchoFilter implements Filter {

dubbo-rpc/dubbo-rpc-api/src/main/java/com/alibaba/dubbo/rpc/filter/ExceptionFilter.java

 /*
- * Copyright 1999-2011 Alibaba Group.
- *  
- * Licensed 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
- *  
+ * 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.
@@ -35,16 +36,12 @@ import java.lang.reflect.Method;
 /**
  * ExceptionInvokerFilter
  * <p>
- * 功能：
+ * Functions:
  * <ol>
- * <li>不期望的异常打ERROR日志（Provider端）<br>
- * 不期望的日志即是，没有的接口上声明的Unchecked异常。
- * <li>异常不在API包中，则Wrap一层RuntimeException。<br>
- * RPC对于第一层异常会直接序列化传输(Cause异常会String化)，避免异常在Client出不能反序列化问题。
+ * <li>unexpected exception will be logged in ERROR level on provider side. Unexpected exception are unchecked
+ * exception not declared on the interface</li>
+ * <li>Wrap the exception not introduced in API package into RuntimeException. Framework will serialize the outer exception but stringnize its cause in order to avoid of possible serialization problem on client side</li>
  * </ol>
- *
- * @author william.liangf
- * @author ding.lid
  */
 @Activate(group = Constants.PROVIDER)
 public class ExceptionFilter implements Filter {
@@ -66,11 +63,11 @@ public class ExceptionFilter implements Filter {
                 try {
                     Throwable exception = result.getException();
 
-                    // 如果是checked异常，直接抛出
+                    // directly throw if it's checked exception
                     if (!(exception instanceof RuntimeException) && (exception instanceof Exception)) {
                         return result;
                     }
-                    // 在方法签名上有声明，直接抛出
+                    // directly throw if the exception appears in the signature
                     try {
                         Method method = invoker.getInterface().getMethod(invocation.getMethodName(), invocation.getParameterTypes());
                         Class<?>[] exceptionClassses = method.getExceptionTypes();
@@ -83,28 +80,28 @@ public class ExceptionFilter implements Filter {
                         return result;
                     }
 
-                    // 未在方法签名上定义的异常，在服务器端打印ERROR日志
+                    // for the exception not found in method's signature, print ERROR message in server's log.
                     logger.error("Got unchecked and undeclared exception which called by " + RpcContext.getContext().getRemoteHost()
                             + ". service: " + invoker.getInterface().getName() + ", method: " + invocation.getMethodName()
                             + ", exception: " + exception.getClass().getName() + ": " + exception.getMessage(), exception);
 
-                    // 异常类和接口类在同一jar包里，直接抛出
+                    // directly throw if exception class and interface class are in the same jar file.
                     String serviceFile = ReflectUtils.getCodeBase(invoker.getInterface());
                     String exceptionFile = ReflectUtils.getCodeBase(exception.getClass());
                     if (serviceFile == null || exceptionFile == null || serviceFile.equals(exceptionFile)) {
                         return result;
                     }
-                    // 是JDK自带的异常，直接抛出
+                    // directly throw if it's JDK exception
                     String className = exception.getClass().getName();
                     if (className.startsWith("java.") || className.startsWith("javax.")) {
                         return result;
                     }
-                    // 是Dubbo本身的异常，直接抛出
+                    // directly throw if it's dubbo exception
                     if (exception instanceof RpcException) {
                         return result;
                     }
 
-                    // 否则，包装成RuntimeException抛给客户端
+                    // otherwise, wrap with RuntimeException and throw back to the client
                     return new RpcResult(new RuntimeException(StringUtils.toString(exception)));
                 } catch (Throwable e) {
                     logger.warn("Fail to ExceptionFilter when called by " + RpcContext.getContext().getRemoteHost()

dubbo-rpc/dubbo-rpc-api/src/main/java/com/alibaba/dubbo/rpc/filter/ExecuteLimitFilter.java

 /*
- * Copyright 1999-2011 Alibaba Group.
- *  
- * Licensed 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
- *  
+ * 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.
@@ -29,8 +30,6 @@ import java.util.concurrent.Semaphore;
 
 /**
  * ThreadLimitInvokerFilter
- *
- * @author william.liangf
  */
 @Activate(group = Constants.PROVIDER, value = Constants.EXECUTES_KEY)
 public class ExecuteLimitFilter implements Filter {
@@ -46,8 +45,7 @@ public class ExecuteLimitFilter implements Filter {
 //            if (count.getActive() >= max) {
             /**
              * http://manzhizhen.iteye.com/blog/2386408
-             * 通过信号量来做并发控制（即限制能使用的线程数量）
-             * 2017-08-21 yizhenqiang
+             * use semaphore for concurrency control (to limit thread number)
              */
             executesLimit = count.getSemaphore(max);
             if(executesLimit != null && !(acquireResult = executesLimit.tryAcquire())) {

dubbo-rpc/dubbo-rpc-api/src/main/java/com/alibaba/dubbo/rpc/filter/GenericFilter.java

 /*
- * Copyright 1999-2011 Alibaba Group.
- *  
- * Licensed 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
- *  
+ * 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.
@@ -42,8 +43,6 @@ import java.lang.reflect.Method;
 
 /**
  * GenericInvokerFilter.
- *
- * @author william.liangf
  */
 @Activate(group = Constants.PROVIDER, order = -20000)
 public class GenericFilter implements Filter {

dubbo-rpc/dubbo-rpc-api/src/main/java/com/alibaba/dubbo/rpc/filter/GenericImplFilter.java

 /*
- * Copyright 1999-2011 Alibaba Group.
- *  
- * Licensed 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
- *  
+ * 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.
@@ -40,8 +41,6 @@ import java.lang.reflect.Method;
 
 /**
  * GenericImplInvokerFilter
- *
- * @author william.liangf
  */
 @Activate(group = Constants.CONSUMER, value = Constants.GENERIC_KEY, order = 20000)
 public class GenericImplFilter implements Filter {

dubbo-rpc/dubbo-rpc-api/src/main/java/com/alibaba/dubbo/rpc/filter/TimeoutFilter.java

 /*
- * Copyright 1999-2011 Alibaba Group.
- *  
- * Licensed 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
- *  
+ * 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.
@@ -28,9 +29,7 @@ import com.alibaba.dubbo.rpc.RpcException;
 import java.util.Arrays;
 
 /**
- * 如果执行timeout，则log记录下，不干涉服务的运行
- *
- * @author chao.liuc
+ * Log any invocation timeout, but don't stop server from running
  */
 @Activate(group = Constants.PROVIDER)
 public class TimeoutFilter implements Filter {

dubbo-rpc/dubbo-rpc-api/src/main/java/com/alibaba/dubbo/rpc/filter/TokenFilter.java

 /*
- * Copyright 1999-2011 Alibaba Group.
- *  
- * Licensed 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
- *  
+ * 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.
@@ -29,8 +30,6 @@ import java.util.Map;
 
 /**
  * TokenInvokerFilter
- *
- * @author william.liangf
  */
 @Activate(group = Constants.PROVIDER, value = Constants.TOKEN_KEY)
 public class TokenFilter implements Filter {

dubbo-rpc/dubbo-rpc-api/src/main/java/com/alibaba/dubbo/rpc/filter/TpsLimitFilter.java

 /*
- * Copyright 1999-2012 Alibaba Group.
+ * 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
  *
- *   Licensed 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
  *
- *        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.
+ * 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.alibaba.dubbo.rpc.filter;
@@ -27,9 +28,7 @@ import com.alibaba.dubbo.rpc.filter.tps.DefaultTPSLimiter;
 import com.alibaba.dubbo.rpc.filter.tps.TPSLimiter;
 
 /**
- * 限制 service 或方法的 tps.
- *
- * @author <a href="mailto:gang.lvg@alibaba-inc.com">kimi</a>
+ * Limit TPS for either service or service's particular method
  */
 @Activate(group = Constants.PROVIDER, value = Constants.TPS_LIMIT_RATE_KEY)
 public class TpsLimitFilter implements Filter {

dubbo-rpc/dubbo-rpc-api/src/main/java/com/alibaba/dubbo/rpc/filter/tps/DefaultTPSLimiter.java

 /*
- * Copyright 1999-2012 Alibaba Group.
+ * Copyright 1999-2011 Alibaba Group.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -23,9 +23,6 @@ import com.alibaba.dubbo.rpc.Invocation;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.ConcurrentMap;
 
-/**
- * @author <a href="mailto:gang.lvg@alibaba-inc.com">kimi</a>
- */
 public class DefaultTPSLimiter implements TPSLimiter {
 
     private final ConcurrentMap<String, StatItem> stats

dubbo-rpc/dubbo-rpc-api/src/main/java/com/alibaba/dubbo/rpc/filter/tps/StatItem.java

 /*
- * Copyright 1999-2012 Alibaba Group.
- *  
+ * Copyright 1999-2011 Alibaba Group.
+ *
  * Licensed 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.
@@ -21,9 +21,6 @@ import com.alibaba.dubbo.rpc.Invocation;
 
 import java.util.concurrent.atomic.AtomicInteger;
 
-/**
- * @author <a href="mailto:gang.lvg@alibaba-inc.com">kimi</a>
- */
 class StatItem {
 
     private String name;

dubbo-rpc/dubbo-rpc-api/src/main/java/com/alibaba/dubbo/rpc/filter/tps/TPSLimiter.java

 /*
- * Copyright 1999-2012 Alibaba Group.
- *  
+ * Copyright 1999-2011 Alibaba Group.
+ *
  * Licensed 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.
@@ -19,17 +19,14 @@ package com.alibaba.dubbo.rpc.filter.tps;
 import com.alibaba.dubbo.common.URL;
 import com.alibaba.dubbo.rpc.Invocation;
 
-/**
- * @author <a href="mailto:gang.lvg@alibaba-inc.com">kimi</a>
- */
 public interface TPSLimiter {
 
     /**
-     * 根据 tps 限流规则判断是否限制此次调用.
+     * judge if the current invocation is allowed by TPS rule
      *
      * @param url        url
      * @param invocation invocation
-     * @return true 则允许调用，否则不允许
+     * @return true allow the current invocation, otherwise, return false
      */
     boolean isAllowable(URL url, Invocation invocation);