| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.apache.myfaces.extensions.validator.core.validation.strategy; |
| |
| import org.apache.myfaces.extensions.validator.core.validation.message.resolver.MessageResolver; |
| import org.apache.myfaces.extensions.validator.core.metadata.MetaDataEntry; |
| import org.apache.myfaces.extensions.validator.core.property.PropertyInformationKeys; |
| import org.apache.myfaces.extensions.validator.internal.UsageInformation; |
| import org.apache.myfaces.extensions.validator.internal.UsageCategory; |
| import org.apache.myfaces.extensions.validator.util.ExtValUtils; |
| |
| import javax.faces.application.FacesMessage; |
| import javax.faces.context.FacesContext; |
| import javax.faces.component.UIComponent; |
| import javax.faces.validator.ValidatorException; |
| import java.lang.annotation.Annotation; |
| import java.util.Locale; |
| import java.util.MissingResourceException; |
| |
| /** |
| * Provides the ability of message resolving to ValidationStrategies |
| * |
| * @author Gerhard Petracek |
| * @since 1.x.1 |
| */ |
| @UsageInformation({UsageCategory.INTERNAL, UsageCategory.REUSE}) |
| public abstract class AbstractAnnotationValidationStrategy<A extends Annotation> extends AbstractValidationStrategy |
| { |
| protected static final String DETAIL_MESSAGE_KEY_POSTFIX = "_detail"; |
| //e.g. for injecting a message resolver via spring |
| private MessageResolver messageResolver; |
| |
| protected String resolveMessage(String key) |
| { |
| Locale locale = FacesContext.getCurrentInstance().getViewRoot().getLocale(); |
| |
| return this.messageResolver != null ? this.messageResolver.getMessage(key, locale) : |
| ExtValUtils.getMessageResolverForValidationStrategy(this).getMessage(key, locale); |
| } |
| |
| protected String getErrorMessageSummary(A annotation) |
| { |
| return resolveMessage(getValidationErrorMsgKey(annotation)); |
| } |
| |
| protected String getErrorMessageDetail(A annotation) |
| { |
| try |
| { |
| String key = getValidationErrorMsgKey(annotation); |
| return (key != null) ? resolveMessage(key + DETAIL_MESSAGE_KEY_POSTFIX) : null; |
| } |
| catch (MissingResourceException e) |
| { |
| if(logger.isWarnEnabled()) |
| { |
| logger.warn("couldn't find key " + getValidationErrorMsgKey(annotation) + DETAIL_MESSAGE_KEY_POSTFIX, |
| e); |
| } |
| } |
| return null; |
| } |
| |
| protected FacesMessage getValidationErrorFacesMessage(A annotation) |
| { |
| return ExtValUtils.createFacesMessage(getErrorMessageSummary(annotation), getErrorMessageDetail(annotation)); |
| } |
| |
| protected abstract String getValidationErrorMsgKey(A annotation); |
| |
| public void setMessageResolver(MessageResolver messageResolver) |
| { |
| this.messageResolver = messageResolver; |
| } |
| |
| @Override |
| protected boolean processAfterValidatorException(FacesContext facesContext, |
| UIComponent uiComponent, |
| MetaDataEntry metaDataEntry, |
| Object convertedObject, |
| ValidatorException validatorException) |
| { |
| metaDataEntry.setProperty(PropertyInformationKeys.LABEL, getLabel(facesContext, uiComponent, metaDataEntry)); |
| |
| return super.processAfterValidatorException( |
| facesContext, uiComponent, metaDataEntry, convertedObject, validatorException); |
| } |
| |
| //e.g. for custom annotations - override if needed |
| protected String getLabel(FacesContext facesContext, UIComponent uiComponent, MetaDataEntry metaDataEntry) |
| { |
| return null; |
| } |
| } |