jahialock.java

java 写的一个新闻发布系统

//
//                                   ____.
//                       __/\ ______|    |__/\.     _______
//            __   .____|    |       \   |    +----+       \
//    _______|  /--|    |    |    -   \  _    |    :    -   \_________
//   \\______: :---|    :    :           |    :    |         \________>
//           |__\---\_____________:______:    :____|____:_____\
//                                      /_____|
//
//                 . . . i n   j a h i a   w e   t r u s t . . .
//

package org.jahia.registries.locks;

import java.util.Hashtable;
import java.util.Date;


/**
 * @auhtor  Fulco Houkes
 * @version 1.0
 */
class JahiaLock
{
    private String      mLockName;
    private Hashtable   mLockData;
    private int         mTimeout;
    private long        mExpirationTime;


    //-------------------------------------------------------------------------
    public JahiaLock (String name, Hashtable data, int timeout) {
        mLockName   = name;
        mLockData   = data;

        mTimeout    = timeout * 1000;
            // timeout in seconds, but the mExpirationTime is in milliseconds.

        resetTimeout();
    }


    //-------------------------------------------------------------------------
    public final String getLockName () {
        return mLockName;
    }

    //-------------------------------------------------------------------------
    public final Hashtable getLockData () {
        return mLockData;
    }

    //-------------------------------------------------------------------------
    public final void setLockData (Hashtable data) {
        mLockData = data;
    }

    //-------------------------------------------------------------------------
    public final void resetTimeout () {
        Date date = new Date();
        mExpirationTime = date.getTime() + mTimeout;
    }

    //-------------------------------------------------------------------------
    public boolean isValid () {
        Date date = new Date();
        return (date.getTime() < mExpirationTime);
    }
}