/**
* 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;
}
}