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// Portions Copyright [2016,2017] [Payara Foundation and/or its affiliates]

package com.sun.ejb;

import java.util.concurrent.TimeUnit;
import javax.ejb.LockType;

/**
 * MethodLockInfo caches various attributes of lock attributes
 *
 * @author Mahesh Kannan
 */

public class MethodLockInfo {

    private static final int NO_TIMEOUT = -32767;

    private LockType lockType = LockType.WRITE;

    private long timeout = NO_TIMEOUT;

    private TimeUnit timeUnit;
    private boolean distributed = false;

    public MethodLockInfo() {}

    public void setLockType(LockType type, boolean distributed) {
        lockType = type;
        this.distributed = distributed;
    }

    public void setTimeout(long value, TimeUnit unit) {
        timeout = value;
        timeUnit = unit;
    }

    public boolean isReadLockedMethod() {
        return (lockType == LockType.READ);
    }

    public boolean isWriteLockedMethod() {
        return (lockType == LockType.WRITE);
    }

    public boolean hasTimeout() {
        return (timeout != NO_TIMEOUT);
    }

    public long getTimeout() {
        return timeout;
    }

    public TimeUnit getTimeUnit() {
        return timeUnit;
    }

    public boolean isDistributed() {
        return this.distributed;
    }

    public String toString() {
        return lockType + "(Distributed=" + (distributed? "yes" : "no") + "):" + timeout + ":" + timeUnit;
    }

}