| Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
| JellyUtils |
|
| 1.0;1 |
| 1 | /* | |
| 2 | * Copyright 1999-2001,2004 The Apache Software Foundation. | |
| 3 | * | |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); | |
| 5 | * you may not use this file except in compliance with the License. | |
| 6 | * You may obtain a copy of the License at | |
| 7 | * | |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 | |
| 9 | * | |
| 10 | * Unless required by applicable law or agreed to in writing, software | |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, | |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
| 13 | * See the License for the specific language governing permissions and | |
| 14 | * limitations under the License. | |
| 15 | */ | |
| 16 | ||
| 17 | package org.apache.commons.latka.jelly; | |
| 18 | ||
| 19 | import org.apache.commons.jelly.JellyContext; | |
| 20 | import org.apache.commons.jelly.Tag; | |
| 21 | import org.apache.commons.jelly.TagSupport; | |
| 22 | ||
| 23 | import org.apache.commons.latka.event.LatkaEventInfo; | |
| 24 | import org.apache.commons.latka.event.LatkaEventListener; | |
| 25 | import org.apache.commons.latka.http.Request; | |
| 26 | ||
| 27 | /** | |
| 28 | * | |
| 29 | * @author Morgan Delagrange | |
| 30 | */ | |
| 31 | public class JellyUtils { | |
| 32 | ||
| 33 | protected static final String EVENT_INFO_VAR = | |
| 34 | "latkaEventInfo"; | |
| 35 | protected static final String EVENT_LISTENER_VAR = | |
| 36 | "latkaEventListener"; | |
| 37 | ||
| 38 | 0 | protected static JellyUtils _utils = new JellyUtils(); |
| 39 | ||
| 40 | /** Creates a new instance of SuiteTag */ | |
| 41 | 0 | public JellyUtils() { |
| 42 | 0 | } |
| 43 | ||
| 44 | public static JellyUtils getInstance() { | |
| 45 | 0 | return _utils; |
| 46 | } | |
| 47 | ||
| 48 | /** | |
| 49 | * Return the LatkaEventInfo for the context, | |
| 50 | * or null if none has been set | |
| 51 | * | |
| 52 | * @param context Context for the current Jelly script | |
| 53 | * @return LatkaEventInfo for the context, | |
| 54 | * or null if none has been set | |
| 55 | */ | |
| 56 | public LatkaEventInfo getLatkaEventInfo(JellyContext context) { | |
| 57 | 0 | return (LatkaEventInfo) context.getVariable(EVENT_INFO_VAR); |
| 58 | } | |
| 59 | ||
| 60 | /** | |
| 61 | * Provide a LatkaEventInfo object. | |
| 62 | * | |
| 63 | * @param context | |
| 64 | * @param listener LatkaEventInfo object | |
| 65 | */ | |
| 66 | public void setLatkaEventInfo(JellyContext context, LatkaEventInfo info) { | |
| 67 | 0 | context.setVariable(EVENT_INFO_VAR,info); |
| 68 | 0 | } |
| 69 | ||
| 70 | ||
| 71 | /** | |
| 72 | * Remove a LatkaEventInfo object. | |
| 73 | * | |
| 74 | * @param context | |
| 75 | */ | |
| 76 | public void removeLatkaEventInfo(JellyContext context) { | |
| 77 | 0 | context.removeVariable(EVENT_INFO_VAR); |
| 78 | 0 | } |
| 79 | ||
| 80 | /** | |
| 81 | * Return the LatkaEventListener for the context, | |
| 82 | * or null if none has been set | |
| 83 | * | |
| 84 | * @param context Context for the current Jelly script | |
| 85 | * @return LatkaEventListener for the context, | |
| 86 | * or null if none has been set | |
| 87 | */ | |
| 88 | public LatkaEventListener getLatkaEventListener(JellyContext context) { | |
| 89 | 0 | return (LatkaEventListener) context.getVariable(EVENT_LISTENER_VAR); |
| 90 | } | |
| 91 | ||
| 92 | /** | |
| 93 | * Provide a LatkaEventListener object. | |
| 94 | * | |
| 95 | * @param context | |
| 96 | * @param listener LatkaEventListener object | |
| 97 | */ | |
| 98 | public void setLatkaEventListener(JellyContext context, LatkaEventListener listener) { | |
| 99 | 0 | context.setVariable(EVENT_LISTENER_VAR,listener); |
| 100 | 0 | } |
| 101 | ||
| 102 | /** | |
| 103 | * Given a tag, find a parent RequestTag and return | |
| 104 | * its Request object. | |
| 105 | * | |
| 106 | * @param tag Child tag of RequestTag | |
| 107 | * @return Request | |
| 108 | */ | |
| 109 | public Request findParentRequest(Tag tag) { | |
| 110 | 0 | RequestTag requestTag = |
| 111 | 0 | (RequestTag) TagSupport.findAncestorWithClass(tag.getParent(), RequestTag.class); |
| 112 | 0 | return requestTag.getRequest(); |
| 113 | } | |
| 114 | } |