depends/libyarn/src/rpc/RpcChannelKey.h

/*
 * 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.
 */

#ifndef _HDFS_LIBHDFS3_RPC_RPCCHANNELKEY_H_
#define _HDFS_LIBHDFS3_RPC_RPCCHANNELKEY_H_

#include "libyarncommon/Token.h"
#include "Hash.h"
#include "RpcAuth.h"
#include "RpcConfig.h"
#include "RpcProtocolInfo.h"
#include "RpcServerInfo.h"
#include <Memory.h>

namespace Yarn {
namespace Internal {

class RpcChannelKey {
public:
    RpcChannelKey(const RpcAuth & a, const RpcProtocolInfo & p,
                  const RpcServerInfo & s, const RpcConfig & c);

public:
    size_t hash_value() const;

    const RpcAuth & getAuth() const {
        return auth;
    }

    const RpcConfig & getConf() const {
        return conf;
    }

    const RpcProtocolInfo & getProtocol() const {
        return protocol;
    }

    const RpcServerInfo & getServer() const {
        return server;
    }

    bool operator ==(const RpcChannelKey & other) const {
        return this->auth == other.auth && this->protocol == other.protocol
               && this->server == other.server && this->conf == other.conf
               && ((token == NULL && other.token == NULL)
                   || (token && other.token && *token == *other.token));
    }

    const Token & getToken() const {
        assert(token != NULL);
        return *token;
    }

    bool hasToken() {
        return token != NULL;
    }

private:
    const RpcAuth auth;
    const RpcConfig conf;
    const RpcProtocolInfo protocol;
    const RpcServerInfo server;
    shared_ptr<Token> token;
};

}
}

YARN_HASH_DEFINE(::Yarn::Internal::RpcChannelKey);

#endif /* _HDFS_LIBHDFS3_RPC_RPCCHANNELKEY_H_ */