1 /* 2 * Copyright (c) MuleSoft, Inc. All rights reserved. http://www.mulesoft.com 3 * The software in this package is published under the terms of the CPAL v1.0 4 * license, a copy of which has been included with this distribution in the 5 * LICENSE.txt file. 6 */ 7 package org.mule.expression; 8 9 /** 10 * Constnts for Headers and Attachment processing shared by a number of the Expression evaluators 11 */ 12 public class ExpressionConstants 13 { 14 15 private ExpressionConstants() 16 { 17 // do not instantiate 18 } 19 20 public static final String DELIM = ","; 21 public static final String ALL_ARGUMENT = "*"; 22 public static final String OPTIONAL_ARGUMENT = "?"; 23 }