Coverage Report - org.seasar.cubby.plugins.ValidationPlugin
 
Classes in this File Line Coverage Branch Coverage Complexity
ValidationPlugin
69%
16/23
33%
2/6
9
 
 1  
 /*
 2  
  * Copyright 2004-2010 the Seasar Foundation and the Others.
 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,
 13  
  * either express or implied. See the License for the specific language
 14  
  * governing permissions and limitations under the License.
 15  
  */
 16  
 
 17  
 package org.seasar.cubby.plugins;
 18  
 
 19  
 import static org.seasar.cubby.CubbyConstants.ATTR_CONVERSION_FAILURES;
 20  
 import static org.seasar.cubby.CubbyConstants.ATTR_PARAMS;
 21  
 import static org.seasar.cubby.CubbyConstants.ATTR_VALIDATION_FAIL;
 22  
 import static org.seasar.cubby.validator.ValidationUtils.getValidation;
 23  
 import static org.seasar.cubby.validator.ValidationUtils.getValidationRules;
 24  
 
 25  
 import java.lang.reflect.InvocationTargetException;
 26  
 import java.util.List;
 27  
 import java.util.Map;
 28  
 
 29  
 import javax.servlet.http.HttpServletRequest;
 30  
 
 31  
 import org.seasar.cubby.action.ActionContext;
 32  
 import org.seasar.cubby.action.ActionResult;
 33  
 import org.seasar.cubby.action.Validation;
 34  
 import org.seasar.cubby.internal.controller.ConversionFailure;
 35  
 import org.seasar.cubby.internal.controller.RequestParameterBinder;
 36  
 import org.seasar.cubby.internal.controller.impl.RequestParameterBinderImpl;
 37  
 import org.seasar.cubby.internal.util.RequestUtils;
 38  
 import org.seasar.cubby.plugin.AbstractPlugin;
 39  
 import org.seasar.cubby.plugin.ActionInvocation;
 40  
 import org.seasar.cubby.validator.ValidationException;
 41  
 import org.seasar.cubby.validator.ValidationFailBehaviour;
 42  
 import org.seasar.cubby.validator.ValidationRules;
 43  
 
 44  
 /**
 45  
  * 要求パラメータからフォームオブジェクトへの値のバインドと、それに伴う型変換、要求パラメータの検証を行うプラグインです。
 46  
  * 
 47  
  * @author baba
 48  
  */
 49  2
 public class ValidationPlugin extends AbstractPlugin {
 50  
 
 51  
         /** 要求パラメータをオブジェクトへバインドするクラス。 */
 52  2
         private final RequestParameterBinder requestParameterBinder = new RequestParameterBinderImpl();
 53  
 
 54  
         /**
 55  
          * {@inheritDoc}
 56  
          * <p>
 57  
          * アクションの実行前に入力値を検証します。
 58  
          * </p>
 59  
          */
 60  
         @Override
 61  
         public ActionResult invokeAction(final ActionInvocation invocation)
 62  
                         throws Exception {
 63  2
                 final HttpServletRequest request = invocation.getRequest();
 64  2
                 final Map<String, Object[]> parameterMap = RequestUtils.getAttribute(
 65  
                                 request, ATTR_PARAMS);
 66  
 
 67  2
                 final ActionContext actionContext = invocation.getActionContext();
 68  2
                 final Object formBean = actionContext.getFormBean();
 69  
 
 70  2
                 if (formBean != null) {
 71  0
                         final List<ConversionFailure> conversionFailures = requestParameterBinder
 72  
                                         .bind(parameterMap, formBean, actionContext);
 73  0
                         request.setAttribute(ATTR_CONVERSION_FAILURES, conversionFailures);
 74  
                 }
 75  
 
 76  
                 try {
 77  2
                         final Validation validation = getValidation(actionContext
 78  
                                         .getActionMethod());
 79  2
                         if (validation != null) {
 80  2
                                 final ValidationRules validationRules = getValidationRules(
 81  
                                                 actionContext.getAction(), validation.rules());
 82  2
                                 validationRules.validate(parameterMap, formBean, actionContext
 83  
                                                 .getActionErrors());
 84  
                         }
 85  
                         try {
 86  2
                                 return invocation.proceed();
 87  0
                         } catch (final InvocationTargetException e) {
 88  0
                                 final Throwable cause = e.getCause();
 89  0
                                 if (cause instanceof ValidationException) {
 90  0
                                         throw (ValidationException) cause;
 91  
                                 }
 92  0
                                 throw e;
 93  
                         }
 94  1
                 } catch (final ValidationException e) {
 95  1
                         request.setAttribute(ATTR_VALIDATION_FAIL, Boolean.TRUE);
 96  1
                         final ValidationFailBehaviour behaviour = e.getBehaviour();
 97  1
                         return behaviour.getValidationErrorActionResult(actionContext);
 98  
                 }
 99  
         }
 100  
 
 101  
 }