1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/src/main/java/de/uapcore/lightpit/LightPITModule.java Sat May 09 14:26:31 2020 +0200 1.3 @@ -0,0 +1,170 @@ 1.4 +/* 1.5 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. 1.6 + * 1.7 + * Copyright 2018 Mike Becker. All rights reserved. 1.8 + * 1.9 + * Redistribution and use in source and binary forms, with or without 1.10 + * modification, are permitted provided that the following conditions are met: 1.11 + * 1.12 + * 1. Redistributions of source code must retain the above copyright 1.13 + * notice, this list of conditions and the following disclaimer. 1.14 + * 1.15 + * 2. Redistributions in binary form must reproduce the above copyright 1.16 + * notice, this list of conditions and the following disclaimer in the 1.17 + * documentation and/or other materials provided with the distribution. 1.18 + * 1.19 + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 1.20 + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1.21 + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 1.22 + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 1.23 + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 1.24 + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 1.25 + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 1.26 + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 1.27 + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 1.28 + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 1.29 + * POSSIBILITY OF SUCH DAMAGE. 1.30 + * 1.31 + */ 1.32 +package de.uapcore.lightpit; 1.33 + 1.34 +import java.lang.annotation.Documented; 1.35 +import java.lang.annotation.ElementType; 1.36 +import java.lang.annotation.Retention; 1.37 +import java.lang.annotation.RetentionPolicy; 1.38 +import java.lang.annotation.Target; 1.39 +import javax.servlet.annotation.WebServlet; 1.40 + 1.41 + 1.42 +/** 1.43 + * Contains information about a LightPIT module. 1.44 + * 1.45 + * This annotation is typically used to annotate the {@link WebServlet} which 1.46 + * implements the module's functionality. 1.47 + */ 1.48 +@Documented 1.49 +@Retention(RetentionPolicy.RUNTIME) 1.50 +@Target(ElementType.TYPE) 1.51 +public @interface LightPITModule { 1.52 + /** 1.53 + * Base name of the module specific resource bundle. 1.54 + * @return a base name suitable for the JSTL tag 'setBundle'. 1.55 + */ 1.56 + String bundleBaseName(); 1.57 + 1.58 + /** 1.59 + * An array of required modules, identified by the string representation of 1.60 + * their class names. 1.61 + * @return an array of class names of required modules 1.62 + */ 1.63 + String[] requires() default {}; 1.64 + 1.65 + /** 1.66 + * The path for this module, which will also be used for the menu entry. 1.67 + * 1.68 + * This path must adhere to the URL pattern of the Servlet but must not 1.69 + * contain any starting or trailing slashes. 1.70 + * 1.71 + * @return the relative module path 1.72 + */ 1.73 + String modulePath(); 1.74 + 1.75 + /** 1.76 + * Returns the properties key for the module name. 1.77 + * 1.78 + * @return the properties key 1.79 + */ 1.80 + String nameKey() default "name"; 1.81 + 1.82 + /** 1.83 + * Returns the properties key for the module description. 1.84 + * 1.85 + * @return the properties key 1.86 + */ 1.87 + String descKey() default "description"; 1.88 + 1.89 + 1.90 + /** 1.91 + * Returns the properties key for the menu label. 1.92 + * 1.93 + * Set this string to empty string, if the module should be hidden from 1.94 + * the menu. 1.95 + * 1.96 + * @return the properties key 1.97 + */ 1.98 + String menuKey() default "menuLabel"; 1.99 + 1.100 + /** 1.101 + * Returns the properties key for the page title. 1.102 + * 1.103 + * By default this is the same as the menu label. 1.104 + * 1.105 + * @return the properties key 1.106 + */ 1.107 + String titleKey() default "menuLabel"; 1.108 + 1.109 + /** 1.110 + * If set to <code>true</code>, this module is always loaded, but never 1.111 + * visible in the menu or the Web UI module manager. 1.112 + * 1.113 + * @return true, if this is a system module 1.114 + */ 1.115 + boolean systemModule() default false; 1.116 + 1.117 + /** 1.118 + * Class representing the annotation. 1.119 + * This is necessary, because the EL resolver cannot deal with 1.120 + * annotation objects. 1.121 + * 1.122 + * Note, that only the properties which are interesting for the JSP pages 1.123 + * are proxied by this object. 1.124 + */ 1.125 + public static class ELProxy { 1.126 + private final String bundleBaseName, modulePath, menuKey, titleKey, nameKey, descKey; 1.127 + 1.128 + public static ELProxy convert(LightPITModule annotation) { 1.129 + return new ELProxy( 1.130 + annotation.bundleBaseName(), 1.131 + annotation.modulePath(), 1.132 + annotation.menuKey(), 1.133 + annotation.titleKey(), 1.134 + annotation.nameKey(), 1.135 + annotation.descKey() 1.136 + ); 1.137 + } 1.138 + 1.139 + private ELProxy(String bundleBaseName, String modulePath, String menuKey, String titleKey, String nameKey, String descKey) { 1.140 + this.bundleBaseName = bundleBaseName; 1.141 + this.modulePath = modulePath; 1.142 + this.menuKey = menuKey; 1.143 + this.titleKey = titleKey; 1.144 + this.nameKey = nameKey; 1.145 + this.descKey = descKey; 1.146 + } 1.147 + 1.148 + public String getBundleBaseName() { 1.149 + return bundleBaseName; 1.150 + } 1.151 + 1.152 + public String getMenuKey() { 1.153 + return menuKey; 1.154 + } 1.155 + 1.156 + public String getModulePath() { 1.157 + return modulePath; 1.158 + } 1.159 + 1.160 + public String getTitleKey() { 1.161 + return titleKey; 1.162 + } 1.163 + 1.164 + public String getNameKey() { 1.165 + return nameKey; 1.166 + } 1.167 + 1.168 + public String getDescKey() { 1.169 + return descKey; 1.170 + } 1.171 + 1.172 + } 1.173 +}