| /* |
| * Copyright 1999-2004 The Apache Software Foundation. |
| * |
| * Licensed 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 org.apache.cocoon.caching; |
| |
| /** |
| * A validation object that remains valid for a specified amount of time. |
| * |
| * @deprecated Use the Avalon Excalibur SourceValidity implementations instead |
| * @author <a href="mailto:M.Homeijer@devote.nl">Michael Homeijer</a> |
| * @version CVS $Id: DeltaTimeCacheValidity.java,v 1.2 2004/03/05 13:02:38 bdelacretaz Exp $ |
| */ |
| public final class DeltaTimeCacheValidity implements CacheValidity { |
| |
| private long cachedDateTime; // Holds the store-time in miliseconds |
| private long timeInCache; // maximum time allowed in cache in minutes |
| |
| /** |
| * Creates validity object with timeout in minutes. |
| */ |
| public DeltaTimeCacheValidity(long minutes) { |
| this.cachedDateTime = System.currentTimeMillis(); |
| this.timeInCache = minutes * 60000; |
| } |
| |
| /** |
| * Creates validity object with timeout in minutes, seconds. |
| */ |
| public DeltaTimeCacheValidity(long minutes, long seconds) { |
| this.cachedDateTime = System.currentTimeMillis(); |
| this.timeInCache = minutes * 60000 + seconds * 1000; |
| } |
| |
| /** |
| * Creates validity object with timeout in minutes, seconds and milliseconds. |
| */ |
| public DeltaTimeCacheValidity(long minutes, long seconds, long milliseconds) { |
| this.cachedDateTime = System.currentTimeMillis(); |
| this.timeInCache = minutes * 60000 + seconds * 1000 + milliseconds; |
| } |
| |
| public boolean isValid(CacheValidity validity) { |
| if (validity instanceof DeltaTimeCacheValidity) { |
| return Math.abs((((DeltaTimeCacheValidity)validity).getCachedDateTime() - this.cachedDateTime)) < this.timeInCache; |
| } |
| return false; |
| } |
| |
| public long getCachedDateTime() { |
| return this.cachedDateTime; |
| } |
| |
| public String toString() { |
| return "Delta Validity[" + this.cachedDateTime + '+' + this.timeInCache + "ms]"; |
| } |
| } |