/*

  * Copyright 2006-2011 The Kuali Foundation

  *

  * Licensed under the Educational Community 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.opensource.org/licenses/ecl2.php

  *

  * 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.kuali.rice.core.api.mo.common.active;

 import java.sql.Timestamp;

 public final class InactivatableFromToUtils {

     private InactivatableFromToUtils() {

         throw new UnsupportedOperationException("do not call");

     }

     public static boolean isActive(Timestamp activeFromDate, Timestamp activeToDate, Timestamp activeAsOfDate) {

         long asOfDate = System.currentTimeMillis();

         if (activeAsOfDate != null) {

             asOfDate = activeAsOfDate.getTime();

         }

         return computeActive(activeFromDate, activeToDate, asOfDate);

     }

     private static boolean computeActive(Timestamp activeFromDate, Timestamp activeToDate, long asOfDate) {

         return (activeFromDate == null || asOfDate >= activeFromDate.getTime()) &&

                 (activeToDate == null || asOfDate < activeToDate.getTime());

     }

 }