distributedlog-core/src/main/java/com/twitter/distributedlog/readahead/ReadAheadPhase.java

/**
 * 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 com.twitter.distributedlog.readahead;

/**
 * Enum code represents readahead phases
 */
public enum ReadAheadPhase {
    ERROR(-5),
    TRUNCATED(-4),
    INTERRUPTED(-3),
    STOPPED(-2),
    EXCEPTION_HANDLING(-1),
    SCHEDULE_READAHEAD(0),
    GET_LEDGERS(1),
    OPEN_LEDGER(2),
    CLOSE_LEDGER(3),
    READ_LAST_CONFIRMED(4),
    READ_ENTRIES(5);

    int code;

    ReadAheadPhase(int code) {
        this.code = code;
    }

    int getCode() {
        return this.code;
    }
}