org.apache.hadoop.hdfs.shortcircuit.ShortCircuitReplicaInfo.java Source code

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Here is the source code for org.apache.hadoop.hdfs.shortcircuit.ShortCircuitReplicaInfo.java

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/**
 * 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.hdfs.shortcircuit;

import org.apache.hadoop.security.token.SecretManager.InvalidToken;

public final class ShortCircuitReplicaInfo {
    private final ShortCircuitReplica replica;
    private final InvalidToken exc;

    public ShortCircuitReplicaInfo() {
        this.replica = null;
        this.exc = null;
    }

    public ShortCircuitReplicaInfo(ShortCircuitReplica replica) {
        this.replica = replica;
        this.exc = null;
    }

    public ShortCircuitReplicaInfo(InvalidToken exc) {
        this.replica = null;
        this.exc = exc;
    }

    public ShortCircuitReplica getReplica() {
        return replica;
    }

    public InvalidToken getInvalidTokenException() {
        return exc;
    }

    public String toString() {
        StringBuilder builder = new StringBuilder();
        String prefix = "";
        builder.append("ShortCircuitReplicaInfo{");
        if (replica != null) {
            builder.append(prefix).append(replica);
            prefix = ", ";
        }
        if (exc != null) {
            builder.append(prefix).append(exc);
        }
        builder.append("}");
        return builder.toString();
    }
}