hbase-client/src/main/java/org/apache/hadoop/hbase/exceptions/UnknownProtocolException.java

   1 /**
   2  *
   3  * Licensed to the Apache Software Foundation (ASF) under one
   4  * or more contributor license agreements.  See the NOTICE file
   5  * distributed with this work for additional information
   6  * regarding copyright ownership.  The ASF licenses this file
   7  * to you under the Apache License, Version 2.0 (the
   8  * "License"); you may not use this file except in compliance
   9  * with the License.  You may obtain a copy of the License at
  10  *
  11  *     http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  */
  19
  20 package org.apache.hadoop.hbase.exceptions;
  21
  22 import org.apache.yetus.audience.InterfaceAudience;
  23
  24 /**
  25  * An error requesting an RPC protocol that the server is not serving.
  26  */
  27 @SuppressWarnings("serial")
  28 @InterfaceAudience.Public
  29 public class UnknownProtocolException extends org.apache.hadoop.hbase.DoNotRetryIOException {
  30   private Class<?> protocol;
  31
  32   public UnknownProtocolException(String mesg) {
  33     // required for unwrapping from a RemoteException
  34     super(mesg);
  35   }
  36
  37   public UnknownProtocolException(Class<?> protocol) {
  38     this(protocol, "Server is not handling protocol "+protocol.getName());
  39   }
  40
  41   public UnknownProtocolException(Class<?> protocol, String mesg) {
  42     super(mesg);
  43     this.protocol = protocol;
  44   }
  45
  46   public Class getProtocol() {
  47     return protocol;
  48   }
  49 }