001/** 002 * 003 * Copyright (c) 2014, the Railo Company Ltd. All rights reserved. 004 * 005 * This library is free software; you can redistribute it and/or 006 * modify it under the terms of the GNU Lesser General Public 007 * License as published by the Free Software Foundation; either 008 * version 2.1 of the License, or (at your option) any later version. 009 * 010 * This library is distributed in the hope that it will be useful, 011 * but WITHOUT ANY WARRANTY; without even the implied warranty of 012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 013 * Lesser General Public License for more details. 014 * 015 * You should have received a copy of the GNU Lesser General Public 016 * License along with this library. If not, see <http://www.gnu.org/licenses/>. 017 * 018 **/ 019package lucee.runtime.tag; 020 021import lucee.commons.io.SystemUtil; 022import lucee.runtime.exp.ExpressionException; 023import lucee.runtime.exp.PageException; 024import lucee.runtime.ext.tag.TagImpl; 025 026/** 027* Pauses the execution of the page for a given interval 028* 029* 030* 031**/ 032public final class Sleep extends TagImpl { 033 034 /** Expressed in milli seconds. */ 035 private long time; 036 037 @Override 038 public void release() { 039 super.release(); 040 time=0; 041 } 042 043 /** set the value interval 044 * Expressed in milli seconds. 045 * @param time value to set 046 **/ 047 public void setTime(double time) { 048 this.time=(long)time; 049 } 050 051 052 @Override 053 public int doStartTag() throws PageException { 054 if(time>=0) { 055 SystemUtil.sleep(time); 056 } 057 else throw new ExpressionException("attribute interval must be greater or equal to 0, now ["+(time)+"]"); 058 return SKIP_BODY; 059 } 060 061 @Override 062 public int doEndTag() { 063 return EVAL_PAGE; 064 } 065}