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November 14, 2017 01:20
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FacesContextFactory
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package com.sun.faces.context; | |
import static com.sun.faces.config.WebConfiguration.BooleanWebContextInitParameter.AlwaysPerformValidationWhenRequiredTrue; | |
import static com.sun.faces.config.WebConfiguration.BooleanWebContextInitParameter.EnableValidateWholeBean; | |
import static com.sun.faces.config.WebConfiguration.BooleanWebContextInitParameter.ForceAlwaysWriteFlashCookie; | |
import static com.sun.faces.config.WebConfiguration.BooleanWebContextInitParameter.PartialStateSaving; | |
import static com.sun.faces.config.WebConfiguration.BooleanWebContextInitParameter.ViewRootPhaseListenerQueuesException; | |
import java.util.Map; | |
import javax.faces.FacesException; | |
import javax.faces.FactoryFinder; | |
import javax.faces.component.UIComponent; | |
import javax.faces.context.ExceptionHandlerFactory; | |
import javax.faces.context.ExternalContext; | |
import javax.faces.context.ExternalContextFactory; | |
import javax.faces.context.FacesContext; | |
import javax.faces.context.FacesContextFactory; | |
import javax.faces.lifecycle.Lifecycle; | |
import com.sun.faces.RIConstants; | |
import com.sun.faces.config.WebConfiguration; | |
import com.sun.faces.facelets.impl.DefaultResourceResolver; | |
import com.sun.faces.util.Util; | |
import javax.faces.component.UIInput; | |
public class FacesContextFactoryImpl extends FacesContextFactory { | |
private final ExceptionHandlerFactory exceptionHandlerFactory; | |
private final ExternalContextFactory externalContextFactory; | |
// ------------------------------------------------------------ Constructors | |
public FacesContextFactoryImpl() { | |
super(null); | |
exceptionHandlerFactory = (ExceptionHandlerFactory) | |
FactoryFinder.getFactory(FactoryFinder.EXCEPTION_HANDLER_FACTORY); | |
externalContextFactory = (ExternalContextFactory) | |
FactoryFinder.getFactory(FactoryFinder.EXTERNAL_CONTEXT_FACTORY); | |
} | |
// ---------------------------------------- Methods from FacesContextFactory | |
@Override | |
public FacesContext getFacesContext(Object sc, | |
Object request, | |
Object response, | |
Lifecycle lifecycle) | |
throws FacesException { | |
Util.notNull("sc", sc); | |
Util.notNull("request", request); | |
Util.notNull("response", response); | |
Util.notNull("lifecycle", lifecycle); | |
ExternalContext extContext; | |
FacesContext ctx = | |
new FacesContextImpl( | |
extContext = externalContextFactory.getExternalContext(sc, request, response), | |
lifecycle); | |
ctx.setExceptionHandler(exceptionHandlerFactory.getExceptionHandler()); | |
WebConfiguration webConfig = WebConfiguration.getInstance(extContext); | |
savePerRequestInitParams(ctx, webConfig); | |
return ctx; | |
} | |
/* | |
* Copy the value of any init params that must be checked during | |
* this request to our FacesContext attribute map. | |
*/ | |
private void savePerRequestInitParams(FacesContext context, WebConfiguration webConfig) { | |
ExternalContext extContext = context.getExternalContext(); | |
Map<String, Object> appMap = extContext.getApplicationMap(); | |
String val = extContext.getInitParameter(UIComponent.HONOR_CURRENT_COMPONENT_ATTRIBUTES_PARAM_NAME); | |
boolean setCurrentComponent = Boolean.valueOf(val); | |
Map<Object, Object> attrs = context.getAttributes(); | |
attrs.put(UIInput.ALWAYS_PERFORM_VALIDATION_WHEN_REQUIRED_IS_TRUE, | |
webConfig.isOptionEnabled(AlwaysPerformValidationWhenRequiredTrue) ? | |
Boolean.TRUE : Boolean.FALSE); | |
attrs.put(UIComponent.HONOR_CURRENT_COMPONENT_ATTRIBUTES_PARAM_NAME, | |
setCurrentComponent ? Boolean.TRUE : Boolean.FALSE); | |
attrs.put(PartialStateSaving, webConfig.isOptionEnabled(PartialStateSaving) ? | |
Boolean.TRUE : Boolean.FALSE); | |
attrs.put(ForceAlwaysWriteFlashCookie, webConfig.isOptionEnabled(ForceAlwaysWriteFlashCookie) ? | |
Boolean.TRUE : Boolean.FALSE); | |
// We must use getQualifiedName here because the consumer is in jsf-api | |
// and thus cannot import the enum. | |
attrs.put(ViewRootPhaseListenerQueuesException.getQualifiedName(), webConfig.isOptionEnabled(ViewRootPhaseListenerQueuesException) ? | |
Boolean.TRUE : Boolean.FALSE); | |
attrs.put(EnableValidateWholeBean.getQualifiedName(), webConfig.isOptionEnabled(EnableValidateWholeBean) ? | |
Boolean.TRUE : Boolean.FALSE); | |
Object nonDefaultResourceResolver = extContext.getApplicationMap().get(DefaultResourceResolver.NON_DEFAULT_RESOURCE_RESOLVER_PARAM_NAME); | |
if (null != nonDefaultResourceResolver) { | |
attrs.put(DefaultResourceResolver.NON_DEFAULT_RESOURCE_RESOLVER_PARAM_NAME, nonDefaultResourceResolver); | |
} | |
String facesConfigVersion = "" + appMap.get(RIConstants.FACES_CONFIG_VERSION); | |
attrs.put(RIConstants.FACES_CONFIG_VERSION, facesConfigVersion); | |
} | |
// The testcase for this class is TestSerlvetFacesContextFactory.java | |
} // end of class FacesContextFactoryImpl |
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