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. 014 015 package org.apache.tapestry5.internal.services; 016 017 import org.apache.tapestry5.corelib.components.Form; 018 import org.apache.tapestry5.corelib.components.FormInjector; 019 import org.apache.tapestry5.corelib.components.Zone; 020 import org.apache.tapestry5.services.javascript.JavaScriptStack; 021 022 /** 023 * Constants used when processing requests from the client web browser. 024 */ 025 public final class RequestConstants 026 { 027 028 /** 029 * Request path prefix that identifies an internal (on the classpath) asset. 030 */ 031 public static final String ASSET_PATH_PREFIX = "/assets/"; 032 033 /** 034 * Virtual folder name for assets that are actually stored in the context, but are exposed (much like classpath 035 * assets) to gain far-future expires headers and automatic content compression. 036 * 037 * @since 5.1.0.0 038 */ 039 public static final String CONTEXT_FOLDER = "ctx"; 040 041 /** 042 * Folder for combined {@link JavaScriptStack} JavaScript files. The path consists of the locale (as a folder) and 043 * the name 044 * of the stack (suffixed with ".js"). 045 * 046 * @since 5.2.0 047 */ 048 public static final String STACK_FOLDER = "stack"; 049 050 /** 051 * Name of parameter, in an Ajax update, that identifies the client-side id of the {@link Form} being extended. Used 052 * with {@link Zone}, {@link FormInjector} and other similar components that may be contained within a form. 053 * 054 * @since 5.2.0 055 */ 056 public static final String FORM_CLIENTID_PARAMETER = "t:formid"; 057 058 /** 059 * The server-side part of {@link #FORM_CLIENTID_PARAMETER} identifying the server-side component id. 060 * 061 * @since 5.2.0 062 */ 063 public static final String FORM_COMPONENTID_PARAMETER = "t:formcomponentid"; 064 }