| Clover coverage report - Ledge Web - SNAPSHOT |
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| Source file | Conditionals | Statements | Methods | TOTAL | |||||||||||||||
| ActionExecutorValve.java | 100% | 100% | 100% | 100% |
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| 1 | // | |
| 2 | // Copyright (c) 2003, Caltha - Gajda, Krzewski, Mach, Potempski Sp.J. | |
| 3 | // All rights reserved. | |
| 4 | // | |
| 5 | // Redistribution and use in source and binary forms, with or without modification, | |
| 6 | // are permitted provided that the following conditions are met: | |
| 7 | // | |
| 8 | // * Redistributions of source code must retain the above copyright notice, | |
| 9 | // this list of conditions and the following disclaimer. | |
| 10 | // * Redistributions in binary form must reproduce the above copyright notice, | |
| 11 | // this list of conditions and the following disclaimer in the documentation | |
| 12 | // and/or other materials provided with the distribution. | |
| 13 | // * Neither the name of the Caltha - Gajda, Krzewski, Mach, Potempski Sp.J. | |
| 14 | // nor the names of its contributors may be used to endorse or promote products | |
| 15 | // derived from this software without specific prior written permission. | |
| 16 | // | |
| 17 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" | |
| 18 | // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | |
| 19 | // WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. | |
| 20 | // IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, | |
| 21 | // INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, | |
| 22 | // BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, | |
| 23 | // OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, | |
| 24 | // WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
| 25 | // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | |
| 26 | // POSSIBILITY OF SUCH DAMAGE. | |
| 27 | // | |
| 28 | package org.objectledge.web.mvc.actions; | |
| 29 | ||
| 30 | import org.objectledge.context.Context; | |
| 31 | import org.objectledge.pipeline.ProcessingException; | |
| 32 | import org.objectledge.pipeline.Valve; | |
| 33 | import org.objectledge.web.mvc.MVCContext; | |
| 34 | import org.objectledge.web.mvc.finders.MVCClassFinder; | |
| 35 | import org.objectledge.web.mvc.security.SecurityHelper; | |
| 36 | ||
| 37 | /** | |
| 38 | * Pipeline component for executing MVC actions. | |
| 39 | * | |
| 40 | * <p> | |
| 41 | * This component is required to be placed before | |
| 42 | * {@link org.objectledge.web.mvc.builders.BuilderExecutorValve} in the request processing pipeline. | |
| 43 | * Such a configuration ensures that changes introduced by the action are visible for the user. | |
| 44 | * </p> | |
| 45 | * | |
| 46 | * @author <a href="mailto:dgajda@caltha.pl">Damian Gajda</a> | |
| 47 | * @version $Id: ActionExecutorValve.java,v 1.13 2005/07/07 08:29:33 zwierzem Exp $ | |
| 48 | */ | |
| 49 | public class ActionExecutorValve | |
| 50 | implements Valve | |
| 51 | { | |
| 52 | /** Finder for builder objects. */ | |
| 53 | protected MVCClassFinder classFinder; | |
| 54 | ||
| 55 | /** SecurityHelper for action access checking. */ | |
| 56 | protected SecurityHelper securityHelper; | |
| 57 | ||
| 58 | /** | |
| 59 | * Component constructor. | |
| 60 | * | |
| 61 | * @param classFinder finder for runnable action objects | |
| 62 | * @param securityHelper security helper for action access checking | |
| 63 | */ | |
| 64 | 46 | public ActionExecutorValve(MVCClassFinder classFinder, SecurityHelper securityHelper) |
| 65 | { | |
| 66 | 46 | this.classFinder = classFinder; |
| 67 | 46 | this.securityHelper = securityHelper; |
| 68 | } | |
| 69 | ||
| 70 | /** | |
| 71 | * Finds and executes an action for current request. | |
| 72 | * | |
| 73 | * <p> | |
| 74 | * The action is identified using the configured action token | |
| 75 | * ({@link org.objectledge.web.WebConfigurator#getActionToken()}) | |
| 76 | * and found using the {@link MVCClassFinder#getAction(String)} method. | |
| 77 | * </p> | |
| 78 | * | |
| 79 | * @param context the thread's processing context. | |
| 80 | * @throws ProcessingException if the processing fails. | |
| 81 | */ | |
| 82 | 138 | public void process(Context context) |
| 83 | throws ProcessingException | |
| 84 | { | |
| 85 | // setup used contexts | |
| 86 | 138 | MVCContext mvcContext = MVCContext.getMVCContext(context); |
| 87 | 138 | String actionName = mvcContext.getAction(); |
| 88 | 138 | if(actionName != null) |
| 89 | { | |
| 90 | // get and execute action | |
| 91 | 92 | Valve action = classFinder.getAction(actionName); |
| 92 | 92 | if(action == null) |
| 93 | { | |
| 94 | 46 | throw new ProcessingException("unavailable action "+actionName); |
| 95 | } | |
| 96 | 46 | securityHelper.checkSecurity(action, context); |
| 97 | 46 | action.process(context); |
| 98 | } | |
| 99 | } | |
| 100 | } |
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