/*
 *
 *  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.dlink.scheduler.enums;

import java.util.HashMap;

public enum ProcessExecutionTypeEnum {

    PARALLEL(0, "parallel"),
    SERIAL_WAIT(1, "serial wait"),
    SERIAL_DISCARD(2, "serial discard"),
    SERIAL_PRIORITY(3, "serial priority");

    ProcessExecutionTypeEnum(int code, String descp) {
        this.code = code;
        this.descp = descp;
    }

    private final int code;
    private final String descp;

    private static HashMap<Integer, ProcessExecutionTypeEnum> EXECUTION_STATUS_MAP = new HashMap<>();

    static {
        for (ProcessExecutionTypeEnum executionType : ProcessExecutionTypeEnum.values()) {
            EXECUTION_STATUS_MAP.put(executionType.code, executionType);
        }
    }

    public boolean typeIsSerial() {
        return this != PARALLEL;
    }

    public boolean typeIsSerialWait() {
        return this == SERIAL_WAIT;
    }

    public boolean typeIsSerialDiscard() {
        return this == SERIAL_DISCARD;
    }

    public boolean typeIsSerialPriority() {
        return this == SERIAL_PRIORITY;
    }

    public int getCode() {
        return code;
    }

    public String getDescp() {
        return descp;
    }

    public static ProcessExecutionTypeEnum of(int executionType) {
        if (EXECUTION_STATUS_MAP.containsKey(executionType)) {
            return EXECUTION_STATUS_MAP.get(executionType);
        }
        throw new IllegalArgumentException("invalid status : " + executionType);
    }

}
