/** * * Copyright (c) 2014, the Railo Company Ltd. All rights reserved. * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library. If not, see <http://www.gnu.org/licenses/>. * **/ package lucee.runtime.functions.conversion; import lucee.commons.lang.StringUtil; import lucee.runtime.PageContext; import lucee.runtime.exp.PageException; import lucee.runtime.interpreter.JSONExpressionInterpreter; import lucee.runtime.op.Caster; public class IsJSON { public static boolean call(PageContext pc, Object obj) { String str=Caster.toString(obj,null); if(StringUtil.isEmpty(str,true)) return false; try { new JSONExpressionInterpreter().interpret(pc, str); return true; } catch (PageException e) { return false; } } }