| /** |
| * 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 org.apache.hadoop.oncrpc; |
| |
| import org.apache.hadoop.oncrpc.security.Verifier; |
| |
| /** |
| * Represents RPC message MSG_DENIED reply body. See RFC 1831 for details. |
| * This response is sent to a request to indicate failure of the request. |
| */ |
| public class RpcDeniedReply extends RpcReply { |
| public enum RejectState { |
| // the order of the values below are significant. |
| RPC_MISMATCH, |
| AUTH_ERROR; |
| |
| int getValue() { |
| return ordinal(); |
| } |
| |
| static RejectState fromValue(int value) { |
| return values()[value]; |
| } |
| } |
| |
| private final RejectState rejectState; |
| |
| public RpcDeniedReply(int xid, ReplyState replyState, |
| RejectState rejectState, Verifier verifier) { |
| super(xid, replyState, verifier); |
| this.rejectState = rejectState; |
| } |
| |
| public static RpcDeniedReply read(int xid, ReplyState replyState, XDR xdr) { |
| Verifier verifier = Verifier.readFlavorAndVerifier(xdr); |
| RejectState rejectState = RejectState.fromValue(xdr.readInt()); |
| return new RpcDeniedReply(xid, replyState, rejectState, verifier); |
| } |
| |
| public RejectState getRejectState() { |
| return rejectState; |
| } |
| |
| @Override |
| public String toString() { |
| return new StringBuffer().append("xid:").append(xid) |
| .append(",messageType:").append(messageType).append("verifier_flavor:") |
| .append(verifier.getFlavor()).append("rejectState:") |
| .append(rejectState).toString(); |
| } |
| |
| @Override |
| public XDR write(XDR xdr) { |
| xdr.writeInt(xid); |
| xdr.writeInt(messageType.getValue()); |
| xdr.writeInt(replyState.getValue()); |
| Verifier.writeFlavorAndVerifier(verifier, xdr); |
| xdr.writeInt(rejectState.getValue()); |
| return xdr; |
| } |
| } |