001// Copyright 2006, 2007, 2008, 2009, 2010, 2011 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.tapestry5.internal.services; 016 017import org.apache.tapestry5.corelib.components.Form; 018import org.apache.tapestry5.corelib.components.FormInjector; 019import org.apache.tapestry5.corelib.components.Zone; 020import org.apache.tapestry5.services.javascript.JavaScriptStack; 021 022/** 023 * Constants used when processing requests from the client web browser. 024 */ 025public final class RequestConstants 026{ 027 028 /** 029 * Virtual folder name for assets that are actually stored in the context, but are exposed (much like classpath 030 * assets) to gain far-future expires headers and automatic content compression. 031 * 032 * @since 5.1.0.0 033 */ 034 public static final String CONTEXT_FOLDER = "ctx"; 035 036 /** 037 * Folder for combined {@link JavaScriptStack} JavaScript files. The path consists of the locale (as a folder) and 038 * the name 039 * of the stack (suffixed with ".js"). 040 * 041 * @since 5.2.0 042 */ 043 public static final String STACK_FOLDER = "stack"; 044 045 /** 046 * Name of parameter, in an Ajax update, that identifies the client-side id of the {@link Form} being extended. Used 047 * with {@link Zone}, {@link FormInjector} and other similar components that may be contained within a form. 048 * 049 * @since 5.2.0 050 */ 051 public static final String FORM_CLIENTID_PARAMETER = "t:formid"; 052 053 /** 054 * The server-side part of {@link #FORM_CLIENTID_PARAMETER} identifying the server-side component id. 055 * 056 * @since 5.2.0 057 */ 058 public static final String FORM_COMPONENTID_PARAMETER = "t:formcomponentid"; 059}