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1   /**
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *     http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing, software
13   * distributed under the License is distributed on an "AS IS" BASIS,
14   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15   * See the License for the specific language governing permissions and
16   * limitations under the License.
17   */
18  package org.apache.hadoop.hbase.ipc;
19  
20  import org.apache.hadoop.classification.InterfaceAudience;
21  import org.apache.hadoop.hbase.exceptions.DoNotRetryIOException;
22  import org.apache.hadoop.ipc.RemoteException;
23  
24  /**
25   * An {@link RemoteException} with some extra information.  If source exception
26   * was a {@link DoNotRetryIOException}, {@link #isDoNotRetry()} will return true.
27   */
28  @SuppressWarnings("serial")
29  @InterfaceAudience.Private
30  public class RemoteWithExtrasException extends RemoteException {
31    private final String hostname;
32    private final int port;
33    private final boolean doNotRetry;
34  
35    public RemoteWithExtrasException(String className, String msg, final boolean doNotRetry) {
36      this(className, msg, null, -1, doNotRetry);
37    }
38  
39    public RemoteWithExtrasException(String className, String msg, final String hostname,
40        final int port, final boolean doNotRetry) {
41      super(className, msg);
42      this.hostname = hostname;
43      this.port = port;
44      this.doNotRetry = doNotRetry;
45    }
46  
47    /**
48     * @return null if not set
49     */
50    public String getHostname() {
51      return this.hostname;
52    }
53  
54    /**
55     * @return -1 if not set
56     */
57    public int getPort() {
58      return this.port;
59    }
60  
61    /**
62     * @return True if origin exception was a do not retry type.
63     */
64    public boolean isDoNotRetry() {
65      return this.doNotRetry;
66    }
67  }