001// Copyright 2005 The Apache Software Foundation 002// 003// Licensed under the Apache License, Version 2.0 (the "License"); 004// you may not use this file except in compliance with the License. 005// You may obtain a copy of the License at 006// 007// http://www.apache.org/licenses/LICENSE-2.0 008// 009// Unless required by applicable law or agreed to in writing, software 010// distributed under the License is distributed on an "AS IS" BASIS, 011// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 012// See the License for the specific language governing permissions and 013// limitations under the License. 014 015package org.apache.tapestry.binding; 016 017/** 018 * Constant values related to bindings. 019 * 020 * @author Howard M. Lewis Ship 021 * @since 4.0 022 */ 023public class BindingConstants 024{ 025 /** 026 * Prefix used when the value should be interpreted as an OGNL expression. 027 */ 028 029 public static final String OGNL_PREFIX = "ognl"; 030 031 /** 032 * Prefix used when the value should be interpeted as a key for a localized message (of the 033 * component's message catalog). 034 */ 035 public static final String MESSAGE_PREFIX = "message"; 036 037 /** 038 * Prefix used to ensure that the value is interpreted as a literal 039 * string. 040 * 041 */ 042 043 public static final String LITERAL_PREFIX = "literal"; 044}