org.apache.myfaces.extensions.cdi.jsf.impl.scope.conversation.JsfAwareConversationFactory Maven / Gradle / Ivy
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* 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
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package org.apache.myfaces.extensions.cdi.jsf.impl.scope.conversation;
import org.apache.myfaces.extensions.cdi.core.api.security.AccessDecisionVoterContext;
import org.apache.myfaces.extensions.cdi.core.impl.util.CodiUtils;
import org.apache.myfaces.extensions.cdi.jsf.impl.scope.conversation.spi.ConversationFactory;
import org.apache.myfaces.extensions.cdi.jsf.impl.scope.conversation.spi.ConversationKey;
import org.apache.myfaces.extensions.cdi.jsf.impl.scope.conversation.spi.EditableConversation;
import org.apache.myfaces.extensions.cdi.core.api.scope.conversation.WindowScoped;
import org.apache.myfaces.extensions.cdi.core.api.scope.conversation.config.ConversationConfig;
import org.apache.myfaces.extensions.cdi.core.api.scope.conversation.ViewAccessScoped;
import org.apache.myfaces.extensions.cdi.core.api.scope.conversation.event.StartConversationEvent;
import javax.enterprise.inject.spi.BeanManager;
import javax.enterprise.context.ApplicationScoped;
import javax.inject.Inject;
/**
* @author Gerhard Petracek
*/
@ApplicationScoped
public class JsfAwareConversationFactory implements ConversationFactory
{
private static final long serialVersionUID = 2329113439978807663L;
//all implementations will be serializable
@Inject
private BeanManager beanManager;
/**
* {@inheritDoc}
*/
public EditableConversation createConversation(ConversationKey conversationKey, ConversationConfig configuration)
{
EditableConversation conversation;
if(WindowScoped.class.isAssignableFrom(conversationKey.getScope()))
{
conversation = new DefaultConversation(conversationKey,
new WindowConversationExpirationEvaluator(),
configuration,
this.beanManager);
return processCreatedConversation(conversation, configuration.isStartConversationEventEnabled());
}
if(ViewAccessScoped.class.isAssignableFrom(conversationKey.getScope()))
{
conversation = new DefaultConversation(conversationKey,
createAndRegisterViewAccessConversationEvaluator(),
configuration,
this.beanManager);
return processCreatedConversation(conversation, configuration.isStartConversationEventEnabled());
}
conversation = new DefaultConversation(conversationKey,
new TimeoutConversationExpirationEvaluator(
configuration.getConversationTimeoutInMinutes()),
configuration,
this.beanManager);
return processCreatedConversation(conversation, configuration.isStartConversationEventEnabled());
}
private ViewAccessConversationExpirationEvaluator createAndRegisterViewAccessConversationEvaluator()
{
AccessDecisionVoterContext accessDecisionVoterContext =
CodiUtils.getContextualReferenceByClass(beanManager, AccessDecisionVoterContext.class, true);
ViewAccessConversationExpirationEvaluator evaluator =
new ViewAccessConversationExpirationEvaluator(accessDecisionVoterContext);
CodiUtils.getContextualReferenceByClass(
this.beanManager, ViewAccessConversationExpirationEvaluatorRegistry.class)
.addViewAccessConversationExpirationEvaluator(evaluator);
return evaluator;
}
private EditableConversation processCreatedConversation(EditableConversation conversation,
boolean startConversationEventEnable)
{
if(startConversationEventEnable)
{
this.beanManager.fireEvent(new StartConversationEvent(conversation));
}
return conversation;
}
}