| /* |
| * 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; |
| |
| import org.apache.myfaces.extensions.validator.core.initializer.component.ComponentInitializer; |
| import org.apache.myfaces.extensions.validator.core.initializer.configuration.StaticConfiguration; |
| import org.apache.myfaces.extensions.validator.core.interceptor.RendererInterceptor; |
| import org.apache.myfaces.extensions.validator.core.interceptor.ValidationExceptionInterceptor; |
| import org.apache.myfaces.extensions.validator.core.recorder.ProcessedInformationRecorder; |
| import org.apache.myfaces.extensions.validator.core.factory.FactoryFinder; |
| import org.apache.myfaces.extensions.validator.core.factory.DefaultFactoryFinder; |
| import org.apache.myfaces.extensions.validator.core.initializer.configuration.StaticConfigurationNames; |
| import org.apache.myfaces.extensions.validator.internal.UsageCategory; |
| import org.apache.myfaces.extensions.validator.internal.UsageInformation; |
| import org.apache.myfaces.extensions.validator.util.ClassUtils; |
| import org.apache.myfaces.extensions.validator.util.ExtValUtils; |
| import org.apache.commons.logging.Log; |
| import org.apache.commons.logging.LogFactory; |
| |
| import javax.faces.context.FacesContext; |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| |
| /** |
| * @author Gerhard Petracek |
| * @since 1.x.1 |
| */ |
| @UsageInformation(UsageCategory.API) |
| public class ExtValContext |
| { |
| private final Log logger = LogFactory.getLog(getClass()); |
| |
| private static ExtValContext extValContext = new ExtValContext(); |
| |
| private FactoryFinder factoryFinder = new DefaultFactoryFinder(); |
| private Map<String, RendererInterceptor> rendererInterceptors = new HashMap<String, RendererInterceptor>(); |
| private List<String> deniedInterceptors = new ArrayList<String>(); |
| private List<ProcessedInformationRecorder> processedInformationRecorders = |
| new ArrayList<ProcessedInformationRecorder>(); |
| |
| private List<ComponentInitializer> componentInitializers; |
| private List<ValidationExceptionInterceptor> validationExceptionInterceptors; |
| |
| private Map<String, Object> globalProperties = new HashMap<String, Object>(); |
| |
| private Map<StaticConfigurationNames, List<StaticConfiguration<String, String>>> staticConfigMap |
| = new HashMap<StaticConfigurationNames, List<StaticConfiguration<String, String>>>(); |
| |
| |
| private void lazyInitComponentInitializers() |
| { |
| if(this.componentInitializers != null) |
| { |
| return; |
| } |
| |
| this.componentInitializers = new ArrayList<ComponentInitializer>(); |
| List<String> componentInitializerClassNames = new ArrayList<String>(); |
| componentInitializerClassNames |
| .add(WebXmlParameter.CUSTOM_COMPONENT_INITIALIZER); |
| componentInitializerClassNames |
| .add(ExtValContext.getContext().getInformationProviderBean().get(CustomInformation.COMPONENT_INITIALIZER)); |
| |
| ComponentInitializer componentInitializer; |
| for (String componentInitializerName : componentInitializerClassNames) |
| { |
| componentInitializer = |
| (ComponentInitializer) ClassUtils.tryToInstantiateClassForName(componentInitializerName); |
| |
| if (componentInitializer != null) |
| { |
| componentInitializers.add(componentInitializer); |
| |
| if(logger.isTraceEnabled()) |
| { |
| logger.trace(componentInitializer.getClass().getName() + " added"); |
| } |
| } |
| } |
| } |
| |
| private void lazyInitValidationExceptionInterceptors() |
| { |
| if(this.validationExceptionInterceptors != null) |
| { |
| return; |
| } |
| |
| this.validationExceptionInterceptors = new ArrayList<ValidationExceptionInterceptor>(); |
| List<String> validationExceptionInterceptorClassNames = new ArrayList<String>(); |
| |
| validationExceptionInterceptorClassNames |
| .add(WebXmlParameter.CUSTOM_VALIDATION_EXCEPTION_INTERCEPTOR); |
| validationExceptionInterceptorClassNames |
| .add(ExtValContext.getContext().getInformationProviderBean().get( |
| CustomInformation.VALIDATION_EXCEPTION_INTERCEPTOR)); |
| |
| ValidationExceptionInterceptor validationExceptionInterceptor; |
| for (String validationExceptionInterceptorName : validationExceptionInterceptorClassNames) |
| { |
| validationExceptionInterceptor = |
| (ValidationExceptionInterceptor) |
| ClassUtils.tryToInstantiateClassForName(validationExceptionInterceptorName); |
| |
| if (validationExceptionInterceptor != null) |
| { |
| validationExceptionInterceptors.add(validationExceptionInterceptor); |
| |
| if(logger.isTraceEnabled()) |
| { |
| logger.trace(validationExceptionInterceptor.getClass().getName() + " added"); |
| } |
| } |
| } |
| } |
| |
| public static ExtValContext getContext() |
| { |
| return extValContext; |
| } |
| |
| public FactoryFinder getFactoryFinder() |
| { |
| return factoryFinder; |
| } |
| |
| public void setFactoryFinder(FactoryFinder factoryFinder) |
| { |
| if(factoryFinder != null) |
| { |
| this.factoryFinder = factoryFinder; |
| } |
| } |
| |
| public List<RendererInterceptor> getRendererInterceptors() |
| { |
| return new ArrayList<RendererInterceptor>(rendererInterceptors.values()); |
| } |
| |
| public boolean registerRendererInterceptor(RendererInterceptor rendererInterceptor) |
| { |
| synchronized (ExtValContext.class) |
| { |
| if (deniedInterceptors.contains(rendererInterceptor.getInterceptorId())) |
| { |
| return false; |
| } |
| |
| rendererInterceptors.put(rendererInterceptor.getInterceptorId(), rendererInterceptor); |
| } |
| return true; |
| } |
| |
| public void deregisterRendererInterceptor(Class rendererInterceptorClass) |
| { |
| RendererInterceptor rendererInterceptor = |
| (RendererInterceptor) ClassUtils.tryToInstantiateClass(rendererInterceptorClass); |
| |
| synchronized (ExtValContext.class) |
| { |
| rendererInterceptors.remove(rendererInterceptor.getInterceptorId()); |
| } |
| } |
| |
| //if an interceptor hasn't been registered so far, it should be denied at future registrations |
| public void denyRendererInterceptor(Class rendererInterceptorClass) |
| { |
| RendererInterceptor rendererInterceptor = |
| (RendererInterceptor) ClassUtils.tryToInstantiateClass(rendererInterceptorClass); |
| |
| synchronized (ExtValContext.class) |
| { |
| deniedInterceptors.add(rendererInterceptor.getInterceptorId()); |
| } |
| deregisterRendererInterceptor(rendererInterceptorClass); |
| } |
| |
| public void addComponentInitializer(ComponentInitializer componentInitializer) |
| { |
| lazyInitComponentInitializers(); |
| this.componentInitializers.add(componentInitializer); |
| } |
| |
| public List<ComponentInitializer> getComponentInitializers() |
| { |
| lazyInitComponentInitializers(); |
| return componentInitializers; |
| } |
| |
| public void addValidationExceptionInterceptor(ValidationExceptionInterceptor validationExceptionInterceptor) |
| { |
| lazyInitValidationExceptionInterceptors(); |
| this.validationExceptionInterceptors.add(validationExceptionInterceptor); |
| } |
| |
| public List<ValidationExceptionInterceptor> getValidationExceptionInterceptors() |
| { |
| lazyInitValidationExceptionInterceptors(); |
| return validationExceptionInterceptors; |
| } |
| |
| public List<ProcessedInformationRecorder> getProcessedInformationRecorders() |
| { |
| return processedInformationRecorders; |
| } |
| |
| public void addProcessedInformationRecorder(ProcessedInformationRecorder processedInformationRecorder) |
| { |
| this.processedInformationRecorders.add(processedInformationRecorder); |
| } |
| |
| public InformationProviderBean getInformationProviderBean() |
| { |
| Map applicationMap = FacesContext.getCurrentInstance().getExternalContext().getApplicationMap(); |
| InformationProviderBean bean = (InformationProviderBean) applicationMap.get(InformationProviderBean.BEAN_NAME); |
| |
| if (bean == null) |
| { |
| return initInformationProviderBean(applicationMap); |
| } |
| return bean; |
| } |
| |
| private InformationProviderBean initInformationProviderBean(Map applicationMap) |
| { |
| List<String> informationProviderBeanClassNames = new ArrayList<String>(); |
| |
| informationProviderBeanClassNames.add(WebXmlParameter.CUSTOM_INFORMATION_PROVIDER_BEAN); |
| informationProviderBeanClassNames.add(InformationProviderBean.CUSTOM_BEAN); |
| |
| InformationProviderBean informationProviderBean; |
| for (String className : informationProviderBeanClassNames) |
| { |
| informationProviderBean = (InformationProviderBean) ClassUtils.tryToInstantiateClassForName(className); |
| |
| if (informationProviderBean != null) |
| { |
| applicationMap.put(InformationProviderBean.BEAN_NAME, informationProviderBean); |
| return informationProviderBean; |
| } |
| } |
| |
| tryToInitCustomConfiguredInformationProviderBeanClassName(applicationMap); |
| |
| if(applicationMap.containsKey(InformationProviderBean.BEAN_NAME)) |
| { |
| return (InformationProviderBean)applicationMap.get(InformationProviderBean.BEAN_NAME); |
| } |
| return new InformationProviderBean(); |
| } |
| |
| private void tryToInitCustomConfiguredInformationProviderBeanClassName(Map applicationMap) |
| { |
| InformationProviderBean bean = (InformationProviderBean) ExtValUtils.getELHelper() |
| .getBean(InformationProviderBean.CUSTOM_BEAN.replace(".", "_")); |
| |
| if(bean != null) |
| { |
| applicationMap.put(InformationProviderBean.BEAN_NAME, bean); |
| } |
| } |
| |
| public List<StaticConfiguration<String, String>> getStaticConfiguration(StaticConfigurationNames name) |
| { |
| if(!this.staticConfigMap.containsKey(name)) |
| { |
| List<StaticConfiguration<String, String>> staticConfigList = |
| new ArrayList<StaticConfiguration<String, String>>(); |
| this.staticConfigMap.put(name, staticConfigList); |
| } |
| return this.staticConfigMap.get(name); |
| } |
| |
| public void addStaticConfiguration(StaticConfigurationNames name, StaticConfiguration<String, String> staticConfig) |
| { |
| synchronized (this) |
| { |
| List<StaticConfiguration<String, String>> staticConfigList; |
| if(!this.staticConfigMap.containsKey(name)) |
| { |
| staticConfigList = new ArrayList<StaticConfiguration<String, String>>(); |
| this.staticConfigMap.put(name, staticConfigList); |
| } |
| this.staticConfigMap.get(name).add(staticConfig); |
| } |
| } |
| |
| public boolean addGlobalProperty(String name, Object value) |
| { |
| return addGlobalProperty(name , value, true); |
| } |
| |
| public boolean addGlobalProperty(String name, Object value, boolean forceOverride) |
| { |
| if(this.globalProperties.containsKey(name)) |
| { |
| if(!forceOverride) |
| { |
| return false; |
| } |
| else |
| { |
| if(this.logger.isInfoEnabled()) |
| { |
| logger.info("override global property '" + name + "'"); |
| } |
| } |
| } |
| |
| this.globalProperties.put(name, value); |
| return true; |
| } |
| |
| public Object getGlobalProperty(String name) |
| { |
| return this.globalProperties.get(name); |
| } |
| } |