src/java/de/uapcore/lightpit/LightPITModule.java

Sun, 17 Dec 2017 01:45:28 +0100

author
Mike Becker <universe@uap-core.de>
date
Sun, 17 Dec 2017 01:45:28 +0100
changeset 11
737ab27e37b3
parent 10
89e3e6e28b69
child 18
a94b172c3a93
permissions
-rw-r--r--

implements simple request mapper

universe@6 1 /*
universe@6 2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
universe@6 3 *
universe@6 4 * Copyright 2017 Mike Becker. All rights reserved.
universe@6 5 *
universe@6 6 * Redistribution and use in source and binary forms, with or without
universe@6 7 * modification, are permitted provided that the following conditions are met:
universe@6 8 *
universe@6 9 * 1. Redistributions of source code must retain the above copyright
universe@6 10 * notice, this list of conditions and the following disclaimer.
universe@6 11 *
universe@6 12 * 2. Redistributions in binary form must reproduce the above copyright
universe@6 13 * notice, this list of conditions and the following disclaimer in the
universe@6 14 * documentation and/or other materials provided with the distribution.
universe@6 15 *
universe@6 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
universe@6 17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
universe@6 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
universe@6 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
universe@6 20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
universe@6 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
universe@6 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
universe@6 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
universe@6 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
universe@6 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
universe@6 26 * POSSIBILITY OF SUCH DAMAGE.
universe@6 27 *
universe@6 28 */
universe@6 29 package de.uapcore.lightpit;
universe@6 30
universe@7 31 import java.lang.annotation.Documented;
universe@6 32 import java.lang.annotation.ElementType;
universe@6 33 import java.lang.annotation.Retention;
universe@6 34 import java.lang.annotation.RetentionPolicy;
universe@6 35 import java.lang.annotation.Target;
universe@7 36 import javax.servlet.annotation.WebServlet;
universe@6 37
universe@6 38
universe@6 39 /**
universe@6 40 * Contains information about a LightPIT module.
universe@7 41 *
universe@7 42 * This annotation is typically used to annotate the {@link WebServlet} which
universe@7 43 * implements the module's functionality.
universe@6 44 */
universe@7 45 @Documented
universe@6 46 @Retention(RetentionPolicy.RUNTIME)
universe@6 47 @Target(ElementType.TYPE)
universe@6 48 public @interface LightPITModule {
universe@7 49 /**
universe@7 50 * Base name of the module specific resource bundle.
universe@7 51 * @return a base name suitable for the JSTL tag 'setBundle'.
universe@7 52 */
universe@7 53 String bundleBaseName();
universe@6 54
universe@7 55 /**
universe@7 56 * An array of required modules, identified by the string representation of
universe@7 57 * their class names.
universe@7 58 * @return an array of class names of required modules
universe@7 59 */
universe@7 60 String[] requires() default {};
universe@10 61
universe@10 62 /**
universe@10 63 * The path for this module, which will be used for the menu entry.
universe@10 64 *
universe@10 65 * This path must adhere to the URL pattern of the Servlet but must not
universe@10 66 * contain any starting or trailing slashes.
universe@10 67 *
universe@10 68 * @return the relative module path
universe@10 69 */
universe@10 70 String modulePath();
universe@10 71
universe@10 72 /**
universe@10 73 * Returns the properties key for the menu label.
universe@11 74 * @return the properties key
universe@10 75 */
universe@10 76 String menuKey() default "menuLabel";
universe@11 77
universe@11 78 /**
universe@11 79 * Returns the properties key for the page title.
universe@11 80 *
universe@11 81 * By default this is the same as the menu label.
universe@11 82 *
universe@11 83 * @return the properties key
universe@11 84 */
universe@11 85 String titleKey() default "menuLabel";
universe@11 86
universe@11 87 /**
universe@11 88 * Class representing the annotation.
universe@11 89 * This is necessary, because the EL resolver cannot deal with
universe@11 90 * annotation objects.
universe@11 91 *
universe@11 92 * Note, that only the properties which are interesting for the JSP pages
universe@11 93 * are proxied by this object.
universe@11 94 */
universe@11 95 public static class ELProxy {
universe@11 96 private final String bundleBaseName, modulePath, menuKey, titleKey;
universe@11 97
universe@11 98 public static ELProxy convert(LightPITModule annotation) {
universe@11 99 return new ELProxy(
universe@11 100 annotation.bundleBaseName(),
universe@11 101 annotation.modulePath(),
universe@11 102 annotation.menuKey(),
universe@11 103 annotation.titleKey()
universe@11 104 );
universe@11 105 }
universe@11 106
universe@11 107 private ELProxy(String bundleBaseName, String modulePath, String menuKey, String titleKey) {
universe@11 108 this.bundleBaseName = bundleBaseName;
universe@11 109 this.modulePath = modulePath;
universe@11 110 this.menuKey = menuKey;
universe@11 111 this.titleKey = titleKey;
universe@11 112 }
universe@11 113
universe@11 114 public String getBundleBaseName() {
universe@11 115 return bundleBaseName;
universe@11 116 }
universe@11 117
universe@11 118 public String getMenuKey() {
universe@11 119 return menuKey;
universe@11 120 }
universe@11 121
universe@11 122 public String getModulePath() {
universe@11 123 return modulePath;
universe@11 124 }
universe@11 125
universe@11 126 public String getTitleKey() {
universe@11 127 return titleKey;
universe@11 128 }
universe@11 129 }
universe@6 130 }

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