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 **/ 019/** 020 * Implements the CFML Function writeoutput 021 */ 022package lucee.runtime.functions.other; 023 024 025import java.io.PrintStream; 026 027import lucee.commons.lang.ExceptionUtil; 028import lucee.commons.lang.StringUtil; 029import lucee.runtime.PageContext; 030import lucee.runtime.exp.PageException; 031import lucee.runtime.ext.function.Function; 032import lucee.runtime.functions.dynamicEvaluation.Serialize; 033import lucee.runtime.op.Caster; 034import lucee.runtime.op.Decision; 035 036public final class SystemOutput implements Function { 037 public static boolean call(PageContext pc , Object obj) throws PageException { 038 return call(pc, obj, false,false); 039 } 040 public static boolean call(PageContext pc , Object obj, boolean addNewLine) throws PageException { 041 return call(pc, obj, addNewLine, false); 042 } 043 public static boolean call(PageContext pc , Object obj, boolean addNewLine,boolean doErrorStream) throws PageException { 044 String string; 045 if(Decision.isSimpleValue(obj))string=Caster.toString(obj); 046 else { 047 try{ 048 string=Serialize.call(pc, obj); 049 } 050 catch(Throwable t){ 051 ExceptionUtil.rethrowIfNecessary(t); 052 string=obj.toString(); 053 } 054 } 055 PrintStream stream = System.out; 056 //string+=":"+Thread.currentThread().getId(); 057 if(doErrorStream) stream = System.err; 058 if(string!=null) { 059 if(StringUtil.indexOfIgnoreCase(string,"<print-stack-trace>")!=-1){ 060 String st = ExceptionUtil.getStacktrace(new Exception("Stack trace"), false); 061 string=StringUtil.replace(string, "<print-stack-trace>", "\n"+st+"\n", true).trim(); 062 } 063 if(StringUtil.indexOfIgnoreCase(string,"<hash-code>")!=-1){ 064 String st = obj.hashCode()+""; 065 string=StringUtil.replace(string, "<hash-code>", st, true).trim(); 066 } 067 } 068 if(addNewLine)stream.println(string); 069 else stream.print(string); 070 071 return true; 072 } 073}