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Private implementation of the Apache MyFaces Trinidad project
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/*
* 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.trinidadinternal.context;
import java.awt.Color;
import java.io.Serializable;
import java.util.Collections;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.Set;
import java.util.TimeZone;
import javax.faces.application.ProjectStage;
import javax.faces.component.NamingContainer;
import javax.faces.component.UIComponent;
import javax.faces.component.UIViewRoot;
import javax.faces.component.visit.VisitContext;
import javax.faces.context.ExternalContext;
import javax.faces.context.FacesContext;
import javax.faces.view.ViewDeclarationLanguage;
import org.apache.myfaces.trinidad.change.ChangeManager;
import org.apache.myfaces.trinidad.change.NullChangeManager;
import org.apache.myfaces.trinidad.change.SessionChangeManager;
import org.apache.myfaces.trinidad.component.UIXComponent;
import org.apache.myfaces.trinidad.config.RegionManager;
import org.apache.myfaces.trinidad.context.AccessibilityProfile;
import org.apache.myfaces.trinidad.context.Agent;
import org.apache.myfaces.trinidad.context.DialogService;
import org.apache.myfaces.trinidad.context.PageFlowScopeProvider;
import org.apache.myfaces.trinidad.context.PageResolver;
import org.apache.myfaces.trinidad.context.PartialPageContext;
import org.apache.myfaces.trinidad.context.RenderingContext;
import org.apache.myfaces.trinidad.context.RequestContext;
import org.apache.myfaces.trinidad.logging.TrinidadLogger;
import org.apache.myfaces.trinidad.render.CoreRenderer;
import org.apache.myfaces.trinidad.util.ClassLoaderUtils;
import org.apache.myfaces.trinidad.util.ComponentUtils;
import org.apache.myfaces.trinidad.util.ExternalContextUtils;
import org.apache.myfaces.trinidad.util.TransientHolder;
import org.apache.myfaces.trinidad.webapp.UploadedFileProcessor;
import org.apache.myfaces.trinidadinternal.agent.AgentFactory;
import org.apache.myfaces.trinidadinternal.agent.AgentFactoryImpl;
import org.apache.myfaces.trinidadinternal.agent.TrinidadAgentImpl;
import org.apache.myfaces.trinidadinternal.application.InternalViewHandlingStrategy;
import org.apache.myfaces.trinidadinternal.application.StateManagerImpl;
import org.apache.myfaces.trinidadinternal.el.FormatterMap;
import org.apache.myfaces.trinidadinternal.el.HelpProvider;
import org.apache.myfaces.trinidadinternal.el.OracleHelpProvider;
import org.apache.myfaces.trinidadinternal.metadata.RegionMetadata;
import org.apache.myfaces.trinidadinternal.renderkit.core.CoreRenderKit;
import org.apache.myfaces.trinidadinternal.ui.expl.ColorPaletteUtils;
import org.apache.myfaces.trinidadinternal.util.nls.LocaleUtils;
import org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl;
/**
*/
public class RequestContextImpl extends RequestContext
{
static public final String LAUNCH_PARAMETERS =
"org.apache.myfaces.trinidad.PageFlowSourceParameters";
static public final String LAUNCH_VIEW =
"org.apache.myfaces.trinidad.PageFlowSourceView";
public RequestContextImpl(RequestContextBean bean)
{
_bean = bean;
_dialogService = new DialogServiceImpl(this);
_partialTargets = new HashSet();
}
public void init(ExternalContext request)
{
attach();
}
@Override
public DialogService getDialogService()
{
return _dialogService;
}
@Override
public PageResolver getPageResolver()
{
return _pageResolver;
}
@Override
public PageFlowScopeProvider getPageFlowScopeProvider()
{
return _pageFlowScopeProvider;
}
@Override
public Map getPageFlowScope()
{
return _pageFlowScopeProvider.getPageFlowScope(__getFacesContext());
}
@Override
public void returnFromDialog(Object returnValue, Map returnParameters)
{
boolean dialogIsInaccessible =
_dialogService.returnFromDialog(returnValue, returnParameters);
_pageFlowScopeProvider.popPageFlowScope(__getFacesContext(),
dialogIsInaccessible);
}
/**
* Launch a dialog.
* @todo Don't save parameters for state-saving, page-flow scope, etc.
*/
@Override
public void launchDialog(
UIViewRoot dialogRoot,
Map dialogParameters,
UIComponent source,
boolean useWindow,
Map windowProperties)
{
_pageFlowScopeProvider.pushPageFlowScope(__getFacesContext(),
true);
_dialogService.launchDialog(dialogRoot,
dialogParameters,
source,
useWindow,
windowProperties);
}
@Override
public UploadedFileProcessor getUploadedFileProcessor()
{
return (UploadedFileProcessor)
_bean.getProperty(RequestContextBean.UPLOADED_FILE_PROCESSOR_KEY);
}
@Override
public Long getUploadedFileMaxMemory()
{
return (Long) _bean.getProperty(RequestContextBean.UPLOADED_FILE_MAX_MEMORY_KEY);
}
@Override
public Long getUploadedFileMaxDiskSpace()
{
return (Long) _bean.getProperty(RequestContextBean.UPLOADED_FILE_MAX_DISK_SPACE_KEY);
}
@Override
public String getUploadedFileTempDir()
{
return (String) _bean.getProperty(RequestContextBean.UPLOADED_FILE_TEMP_DIR_KEY);
}
@Override
public boolean isPostback()
{
FacesContext context = __getFacesContext();
// First, see if this is definitely not a postback request
if (!TrinidadPhaseListener.isPostback(context))
return false;
// Second, see if we are still on the original view root (which
// the PhaseListener's isPostback() method doesn't look at).
UIViewRoot originalViewRoot = (UIViewRoot)
context.getExternalContext().getRequestMap().
get(TrinidadPhaseListener.INITIAL_VIEW_ROOT_KEY);
// However, we only set the "originalViewRoot" during the afterPhase()
// of our PhaseListener; so, if it's null, then we have to asume
// that we have yet to even reach this code, as in, for example,
// an afterPhase() phase listener method for Restore View that happens
// to run before ours (which happens if it's registered *after* ours,
// because afterPhase() runs in inverse order). If so, there certainly
// hasn't been any navigation, so consider it a postback request.
if ((originalViewRoot != null) &&
(originalViewRoot != context.getViewRoot()))
return false;
return true;
}
@SuppressWarnings("unchecked")
@Override
public boolean isPartialRequest(FacesContext context)
{
return context.getPartialViewContext().isAjaxRequest();
}
@Override
public boolean isDebugOutput()
{
// FALSE is the default value...
boolean debugOutput = Boolean.TRUE.equals(
_bean.getProperty(RequestContextBean.DEBUG_OUTPUT_KEY));
FacesContext fc = FacesContext.getCurrentInstance();
if (fc.isProjectStage(ProjectStage.Production))
{
// on production we always want FALSE, unless the
// user explicitly set the config to TRUE, but
// generate a WARNING message for that.
if (debugOutput)
{
_LOG.warning("DEBUG_OUTPUT_TRUE_IN_PRODUCTION_STAGE");
return true;
}
return false;
}
else
{
return debugOutput;
}
}
@Override
public boolean isClientValidationDisabled()
{
return (ClientValidation.DISABLED == getClientValidation());
}
@Override
public String getOutputMode()
{
//=-= Scott O'Bryan =-=
// FIXME: Not real happy with this. We should find a way to get this into
// the bean. The bean is cached by the RequestContextFactory, and the
// Portlet mode needs to be assigned per request since it's possible to run
// a trinidad application from a servlet container and a portlet container
// at the same time. For now? Hey, it works.
if(ExternalContextUtils.isPortlet(__getFacesContext().getExternalContext()))
{
return CoreRenderKit.OUTPUT_MODE_PORTLET;
}
return (String) _bean.getProperty(RequestContextBean.OUTPUT_MODE_KEY);
}
@Override
public String getSkinFamily()
{
return (String) _bean.getProperty(RequestContextBean.SKIN_FAMILY_KEY);
}
@Override
public String getSkinVersion()
{
return (String) _bean.getProperty(RequestContextBean.SKIN_VERSION_KEY);
}
@Override
public Accessibility getAccessibilityMode()
{
String name = (String) _bean.getProperty(
RequestContextBean.ACCESSIBILITY_MODE_KEY);
return _ACCESSIBILITY_NAMES.get(name);
}
@Override
public AccessibilityProfile getAccessibilityProfile()
{
return (AccessibilityProfile) _bean.getProperty(
RequestContextBean.ACCESSIBILITY_PROFILE_KEY);
}
@Override
public ClientValidation getClientValidation()
{
ClientValidation clientValidation = (ClientValidation)
_bean.getProperty(RequestContextBean.CLIENT_VALIDATION_KEY);
if (clientValidation == null)
clientValidation = ClientValidation.INLINE;
// Force use of ALERT validation (instead of INLINE) if using
// screen reader mode
if ((clientValidation == ClientValidation.INLINE) &&
(getAccessibilityMode() == RequestContext.Accessibility.SCREEN_READER))
clientValidation = ClientValidation.ALERT;
return clientValidation;
}
@Override
public boolean isAnimationEnabled()
{
return !Boolean.FALSE.equals(_bean.getProperty(RequestContextBean.ANIMATION_ENABLED_KEY));
}
@Override
public char getNumberGroupingSeparator()
{
Object property = _bean.getProperty(
RequestContextBean.NUMBER_GROUPING_SEPARATOR_KEY);
char c = CoreRenderer.toChar(property);
if (c != CoreRenderer.CHAR_UNDEFINED)
return c;
return (char) 0;
}
@Override
public char getDecimalSeparator()
{
Object property = _bean.getProperty(
RequestContextBean.DECIMAL_SEPARATOR_KEY);
char c = CoreRenderer.toChar(property);
if (c != CoreRenderer.CHAR_UNDEFINED)
return c;
return (char) 0;
}
@Override
public TimeZone getTimeZone()
{
TimeZone tz = (TimeZone) _bean.getProperty(RequestContextBean.TIME_ZONE_KEY);
if (tz != null)
return tz;
// see bug 4960813
return TimeZone.getDefault();
// see bug 4960813. we can't guess the timezone in javascript:
// UIXCookie cookie = _getUIXCookie();
// if (cookie != null)
// {
// if (cookie.getTimeZone() != null)
// return cookie.getTimeZone();
// }
// return null;
}
/**
* {@inheritDoc}
*/
@SuppressWarnings("unchecked")
@Override
public ChangeManager getChangeManager()
{
FacesContext context = __getFacesContext();
Map appMap = context.getExternalContext().getApplicationMap();
ChangeManager changeManager = _getHeldProperty(appMap, _CHANGE_MANAGER_KEY, ChangeManager.class);
if (changeManager == null)
{
changeManager = _createChangeManager();
_setHeldProperty(appMap, _CHANGE_MANAGER_KEY, changeManager);
}
return changeManager;
}
private ChangeManager _createChangeManager()
{
FacesContext context = __getFacesContext();
String changeManager =
context.getExternalContext().getInitParameter(
_CHANGE_PERSISTENCE_INIT_PARAM);
if (changeManager != null)
{
// Support the "session" token
if ("session".equalsIgnoreCase(changeManager))
{
_LOG.info("HTTPSESSION_USED_FOR_CHANGE_PERSISTENCE");
return new SessionChangeManager();
}
// Otherwise, just assume its a class name.
else
{
return _createChangeManager(changeManager);
}
}
return new NullChangeManager();
}
/**
* Indirectly instantiate ChangeManager classes that have external runtime
* dependencies, so that we don't create link dependencies.
* @param className
* @return The ChangeManager instance
*/
private ChangeManager _createChangeManager(
String className)
{
try
{
Class managerClass = ClassLoaderUtils.loadClass(className);
return (ChangeManager)managerClass.newInstance();
}
catch (Throwable throwable)
{
_LOG.warning("CHANGE_MANAGER_CREATION_FAILED", className);
_LOG.warning(throwable);
return new NullChangeManager();
}
}
@Override
public RegionManager getRegionManager()
{
FacesContext context = __getFacesContext();
return RegionMetadata.getRegionMetadata(context);
}
@Override
public String getCurrencyCode()
{
return (String) _bean.getProperty(RequestContextBean.CURRENCY_CODE_KEY);
}
@Override
public String getOracleHelpServletUrl()
{
return (String) _bean.getProperty(
RequestContextBean.ORACLE_HELP_SERVLET_URL_KEY);
}
@Override
public boolean isRightToLeft()
{
Boolean b = (Boolean) _bean.getProperty(RequestContextBean.RIGHT_TO_LEFT_KEY);
if (b != null)
return b.booleanValue();
FacesContext fContext = __getFacesContext();
if ((fContext != null) && (fContext.getViewRoot() != null))
{
Locale locale = fContext.getViewRoot().getLocale();
return (LocaleUtils.getReadingDirectionForLocale(locale) ==
LocaleUtils.DIRECTION_RIGHTTOLEFT);
}
return false;
}
@Override
public Locale getFormattingLocale()
{
Object o = _bean.getProperty(RequestContextBean.FORMATTING_LOCALE_KEY);
if (o == null)
return null;
if (o instanceof Locale)
return (Locale) o;
// Don't know how this would ever get here. ConfigParser should have set the key if
// formatting-locale was specified, or it is null.
if (o instanceof String)
o = ((String)o).replace('_', '-');
return LocaleUtils.getLocaleForIANAString(o.toString());
}
@Override
public Map getHelpTopic()
{
HelpProvider provider = _getHelpProvider();
if (provider == null)
return null;
return provider.getHelpTopicMap();
}
@Override
public Map getHelpSystem()
{
HelpProvider provider = _getHelpProvider();
if (provider == null)
return null;
return provider.getHelpSystemMap();
}
//
// Partial Page Rendering support
//
@Override
public void addPartialTarget(UIComponent target)
{
FacesContext fContext = __getFacesContext();
RenderingContext afContext = RenderingContext.getCurrentInstance();
PartialPageContext pContext = null;
if (afContext != null)
{
pContext = afContext.getPartialPageContext();
}
if (pContext == null)
{
pContext = new MockPartialPageContext(fContext);
}
// delegate to UIXComponent to allow for components to influence the IDs that get added
UIXComponent.addPartialTarget(fContext, pContext, target);
}
/**
* @see org.apache.myfaces.trinidad.context.RequestContext#addPartialTargets(javax.faces.component.UIComponent, java.lang.String[])
*/
@Override
public void addPartialTargets(UIComponent from, String... targets)
{
if (targets == null)
{
return;
}
for (String target : targets)
{
UIComponent component = ComponentUtils.findRelativeComponent(from, target);
if (component != null)
{
addPartialTarget(component);
}
}
}
/**
* Returns the set of partial targets related to a given UIComponent.
*/
@Override
public Set getPartialTargets(UIComponent source)
{
HashSet set = new HashSet();
_addPartialTargets(set, source);
return set;
}
@Override
public void addPartialTriggerListeners
(UIComponent listener,
String[] triggers)
{
if ((listener == null) || (triggers == null))
return;
Map> pl = _getPartialListeners();
for (int i = 0; i < triggers.length; i++)
{
String trigger = triggers[i];
UIComponent master = ComponentUtils.findRelativeComponent(listener, trigger);
boolean deprecatedFind = false;
if (master == null)
{
UIComponent from = listener;
// backward compatible code
// The old rule is "if the component is a naming container, search relative
// to the parent; otherwise, search relative to the component."
if (listener instanceof NamingContainer)
{
from = listener.getParent();
master = ComponentUtils.findRelativeComponent(from, trigger);
deprecatedFind = true;
}
}
if (master == null)
{
_LOG.fine("CANNOT_FIND_PARTIAL_TRIGGER", new Object[] {trigger, listener});
}
else
{
// if we found this with the deprecated method,
// then warn the user to change their syntax.
if (deprecatedFind)
{
_LOG.warning("DEPRECATED_TRIGGER_SYNTAX",
new Object[] {trigger, listener});
}
// Get the set of listeners on this trigger and add this component.
Set listeners = pl.get(master);
if (listeners == null)
{
listeners = new HashSet();
pl.put(master, listeners);
}
listeners.add(listener);
}
}
}
@Override
public void partialUpdateNotify(UIComponent updated)
{
if (updated != null)
{
// Wildcards removed for now. If there's a demonstrated need for global
// triggers, reinstate this.
// and always do global
// _addTargets(_GLOBAL_TRIGGER);
// now do all listeners
_addTargets(updated, new HashSet());
}
}
/**
* Get the clientIds of all components that have requested partial update
*/
public Iterator getPartialTargets()
{
return _partialTargets.iterator();
}
/**
* Get the clientIds of all components that have been updated (If a component
* is listening on this component, it will add itself to the partialTargets
* list).
*/
public Set getPartialUpdates()
{
return _partialTargets;
}
@Override
public Map> getColorPalette()
{
return ColorPaletteUtils.getColorPaletteMap();
}
@Override
public Map> getFormatter()
{
return FormatterMap.sharedInstance();
}
@Override
public int getTwoDigitYearStart()
{
Integer twoDigitYearStart = (Integer) _bean.getProperty(
RequestContextBean.TWO_DIGIT_YEAR_START);
if (twoDigitYearStart != null)
return twoDigitYearStart.intValue();
return 1950;
}
@Override
public Agent getAgent()
{
if (_agent == null)
{
Agent agent = _agentFactory.createAgent(__getFacesContext());
// =-=AEW In theory, this does not need to be a TrinidadAgent
// That should only be necessary once we get to rendering...
// However, we're gonna have to turn it into one when it comes
// to rendering time, and our RenderingContext isn't doing this
// today
TrinidadAgentImpl fAgent = new TrinidadAgentImpl(__getFacesContext(),agent);
_agent = fAgent;
}
return _agent;
}
@Override
public Object saveComponent(UIComponent component)
{
return StateManagerImpl.saveComponentTree(__getFacesContext(),
component);
}
@Override
public UIComponent restoreComponent(Object state)
throws ClassNotFoundException,
InstantiationException,
IllegalAccessException
{
return StateManagerImpl.restoreComponentTree(__getFacesContext(),
state);
}
@Override
public boolean isInternalViewRequest(FacesContext context)
{
UIViewRoot root = context.getViewRoot();
if (root == null)
return false;
ViewDeclarationLanguage strategy = context.getApplication().
getViewHandler().getViewDeclarationLanguage(context, root.getViewId());
return (strategy instanceof InternalViewHandlingStrategy);
}
@Override
public Map getViewMap()
{
return getViewMap(true);
}
@Override
@SuppressWarnings("unchecked")
public Map getViewMap(boolean create)
{
// Note: replace this method body with a call to UIViewRoot.getViewMap(boolean) when
// Trinidad is upgraded to use JSF 2.0
FacesContext facesContext = FacesContext.getCurrentInstance();
UIViewRoot viewRoot = facesContext.getViewRoot();
Map viewMap = null;
if (viewRoot != null)
{
Map attrs = viewRoot.getAttributes();
viewMap = (Map)attrs.get(_VIEW_MAP_KEY);
if (viewMap == null && create)
{
// Note, it is not valid to refer to the request context from outside of the request's
// thread. As such, synchronization and thread safety is not an issue here.
// This coincides with the JSF 2.0 code not using syncronization and using the non-thread
// safe HashMap.
viewMap = new HashMap();
attrs.put(_VIEW_MAP_KEY, viewMap);
}
}
return viewMap;
}
void __setPageResolver(PageResolver pageResolver)
{
_pageResolver = pageResolver;
}
void __setPageFlowScopeProvider(PageFlowScopeProvider pageFlowScopeProvider)
{
_pageFlowScopeProvider = pageFlowScopeProvider;
}
int __getPageFlowScopeLifetime()
{
Integer lifetimeObj = (Integer) _bean.getProperty(
RequestContextBean.PAGE_FLOW_SCOPE_LIFETIME_KEY);
if (lifetimeObj == null)
return _DEFAULT_PAGE_FLOW_SCOPE_LIFETIME;
return lifetimeObj.intValue();
}
private void _addTargets(
UIComponent key,
Set visitedComponents)
{
Map> pl = _getPartialListeners();
Set listeners = pl.get(key);
if (listeners != null && !listeners.isEmpty())
{
// protect from infinite recursion by making sure we do not
// process the same component twice
if (!visitedComponents.add(key))
{
return;
}
for (UIComponent listener : listeners)
{
addPartialTarget(listener);
// This target will be re-rendered, re-render anything that's
// listening on it also.
_addTargets(listener, visitedComponents);
}
}
}
private HelpProvider _getHelpProvider()
{
if (_provider == null)
{
String url = getOracleHelpServletUrl();
if (url != null)
_provider = new OracleHelpProvider(url);
}
return _provider;
}
//
// Get the FacesContext. We used to cache the instance, but
// in some circumstances the RequestContext was getting reused
// across multiple FacesServlet invocations, so the caching
// was more trouble than it was worth. Re-enable some sort
// of caching if it proves a performance issue.
//
FacesContext __getFacesContext()
{
FacesContext fContext = FacesContext.getCurrentInstance();
// If we haven't hit the FacesServlet yet, then the
// FacesContext won't be available yet - so go
// to the filter and ask for a pseudo-FacesContext
if (fContext == null)
{
fContext = TrinidadFilterImpl.getPseudoFacesContext();
}
return fContext;
}
private Map> _getPartialListeners()
{
if (_partialListeners == null)
_partialListeners = new HashMap>();
return _partialListeners;
}
//
// Recursively builds up the set of partial targets of
// a given component
//
private void _addPartialTargets(
Set sofar, UIComponent from)
{
Map> pl = _getPartialListeners();
Set listeners = pl.get(from);
if (listeners == null)
return;
for (UIComponent target : listeners)
{
// If we haven't encountered this target yet, add
// it, and continue recursively.
if (!sofar.contains(target))
{
sofar.add(target);
_addPartialTargets(sofar, target);
}
}
}
/**
* Convenience function for cached properties potentially held using a TransientHolder
* that hides the TransientHolder.getValue() step from the caller
* @param stateMap Map containing TransientHolders to retrieve value from
* @param key Key value/TransientHolder value is held under
* @param clazz Class of the value
* @return The value of the TransientHolder or null if the TransientHolder doesn't
* exist or has the null value (which could happen if the TransientHolder has
* been Serialized)
*/
private static S _getHeldProperty(
Map stateMap,
String key,
Class clazz)
{
Object value = stateMap.get(key);
if (value != null)
{
// if the value is already the right class, return it
if (clazz.isAssignableFrom(value.getClass()))
return (S)value;
else
{
// if the value is helpd in a TransientHolder, return it
if (value instanceof TransientHolder)
{
return ((TransientHolder)value).getValue();
}
}
}
return null;
}
private static void _setHeldProperty(
Map stateMap,
String key,
Object value)
{
if (!(value instanceof Serializable))
value = TransientHolder.newTransientHolder(value);
stateMap.put(key, value);
}
private class MockPartialPageContext
extends PartialPageContext
{
private MockPartialPageContext(FacesContext facesContext)
{
}
@Override
public boolean areAllTargetsProcessed()
{
// will never be true outside of rendering
return false;
}
@Override
public boolean isPartialTargetRendered(String id)
{
// not valid outside of rendering
return false;
}
@Override
public boolean isInsidePartialTarget()
{
// not valid outside of rendering
return false;
}
public void addRenderedPartialTarget(String id)
{
// not valid outside of rendering
throw new UnsupportedOperationException();
}
public boolean isPartialTarget(String clientId)
{
return _partialTargets.contains(clientId);
}
public boolean isPossiblePartialTarget(String componentId)
{
return _componentIds.contains(componentId);
}
public Iterator getPartialTargets()
{
return _partialTargets.iterator();
}
public void addPartialTarget(String clientId)
{
_partialTargets.add(clientId);
int lastFragmentIndex = clientId.lastIndexOf(NamingContainer.SEPARATOR_CHAR);
String id = (lastFragmentIndex != -1)
? clientId.substring(lastFragmentIndex + 1)
: clientId;
_componentIds.add(id);
}
public Iterator getRenderedPartialTargets()
{
// not valid outside of rendering
Set empty = Collections.emptySet();
return empty.iterator();
}
public VisitContext getVisitContext()
{
// not valid outside of rendering
throw new UnsupportedOperationException();
}
private final HashSet _componentIds = new HashSet();
}
private RequestContextBean _bean;
private HelpProvider _provider;
private Map> _partialListeners;
private Set _partialTargets;
private Agent _agent;
private DialogServiceImpl _dialogService;
private PageResolver _pageResolver;
private PageFlowScopeProvider _pageFlowScopeProvider;
//todo: get factory from configuration (else implementations have to provide their own RequestContext)
static private final AgentFactory _agentFactory = new AgentFactoryImpl();
// static private final Object _GLOBAL_TRIGGER = new Object();
static private final int _DEFAULT_PAGE_FLOW_SCOPE_LIFETIME = 15;
static private final String _CHANGE_MANAGER_KEY =
"org.apache.myfaces.trinidadinternal.ChangeManager";
static private final String _CHANGE_PERSISTENCE_INIT_PARAM =
"org.apache.myfaces.trinidad.CHANGE_PERSISTENCE";
static private final String _VIEW_MAP_KEY =
RequestContextImpl.class.getName() + ".VIEW_MAP";
// A mapping from string names (as used in the config file)
// to accessibility objects
static private final Map
_ACCESSIBILITY_NAMES = new HashMap();
static
{
_ACCESSIBILITY_NAMES.put("default", Accessibility.DEFAULT);
_ACCESSIBILITY_NAMES.put("inaccessible", Accessibility.INACCESSIBLE);
_ACCESSIBILITY_NAMES.put("screenReader", Accessibility.SCREEN_READER);
}
static private final TrinidadLogger _LOG =
TrinidadLogger.createTrinidadLogger(RequestContextImpl.class);
}