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package org.apache.myfaces.context.servlet; |
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|
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import java.util.ArrayList; |
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import java.util.Collections; |
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import java.util.Iterator; |
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import java.util.LinkedHashSet; |
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import java.util.List; |
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import java.util.Set; |
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|
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import javax.el.ELContext; |
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import javax.el.ELContextEvent; |
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import javax.el.ELContextListener; |
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import javax.faces.FactoryFinder; |
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import javax.faces.application.Application; |
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import javax.faces.application.ApplicationFactory; |
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import javax.faces.application.FacesMessage; |
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import javax.faces.component.UIViewRoot; |
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import javax.faces.context.ExternalContext; |
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import javax.faces.context.FacesContext; |
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import javax.faces.context.ResponseStream; |
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import javax.faces.context.ResponseWriter; |
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import javax.faces.render.RenderKit; |
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import javax.faces.render.RenderKitFactory; |
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import javax.portlet.PortletContext; |
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import javax.portlet.PortletRequest; |
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import javax.portlet.PortletResponse; |
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import javax.servlet.ServletContext; |
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import javax.servlet.ServletRequest; |
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import javax.servlet.ServletResponse; |
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|
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import org.apache.myfaces.context.ReleaseableExternalContext; |
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import org.apache.myfaces.context.ReleaseableFacesContextFactory; |
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import org.apache.myfaces.context.portlet.PortletExternalContextImpl; |
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import org.apache.myfaces.el.unified.FacesELContext; |
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import org.apache.myfaces.shared_impl.util.NullIterator; |
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public class FacesContextImpl |
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extends FacesContext |
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{ |
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|
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|
66 | 0 | private List _messageClientIds = null; |
67 | 0 | private List _messages = null; |
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private Application _application; |
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private ReleaseableExternalContext _externalContext; |
70 | 0 | private ResponseStream _responseStream = null; |
71 | 0 | private ResponseWriter _responseWriter = null; |
72 | 0 | private FacesMessage.Severity _maximumSeverity = null; |
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private UIViewRoot _viewRoot; |
74 | 0 | private boolean _renderResponse = false; |
75 | 0 | private boolean _responseComplete = false; |
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private RenderKitFactory _renderKitFactory; |
77 | 0 | private boolean _released = false; |
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private ELContext _elContext; |
79 | 0 | private ReleaseableFacesContextFactory _facesContextFactory = null; |
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|
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|
82 | 0 | private RenderKit _cachedRenderKit = null; |
83 | 0 | private String _cachedRenderKitId = null; |
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|
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|
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|
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@Deprecated |
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public FacesContextImpl(final PortletContext portletContext, |
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final PortletRequest portletRequest, |
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final PortletResponse portletResponse) |
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{ |
92 | 0 | this(new PortletExternalContextImpl(portletContext, |
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portletRequest, |
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portletResponse)); |
95 | 0 | } |
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|
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@Deprecated |
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public FacesContextImpl(final ServletContext servletContext, |
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final ServletRequest servletRequest, |
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final ServletResponse servletResponse) |
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{ |
102 | 0 | this(new ServletExternalContextImpl(servletContext, |
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servletRequest, |
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servletResponse)); |
105 | 0 | } |
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|
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public FacesContextImpl(final ReleaseableExternalContext externalContext, |
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final ReleaseableFacesContextFactory facesContextFactory) |
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{ |
110 | 0 | this(externalContext); |
111 | 0 | _facesContextFactory = facesContextFactory; |
112 | 0 | } |
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|
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private FacesContextImpl(final ReleaseableExternalContext externalContext) |
115 | 0 | { |
116 | 0 | _externalContext = externalContext; |
117 | 0 | FacesContext.setCurrentInstance(this); |
118 | 0 | _application = ((ApplicationFactory)FactoryFinder.getFactory(FactoryFinder.APPLICATION_FACTORY)) |
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.getApplication(); |
120 | 0 | _renderKitFactory = (RenderKitFactory) FactoryFinder.getFactory(FactoryFinder.RENDER_KIT_FACTORY); |
121 | 0 | } |
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|
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|
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|
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public final ExternalContext getExternalContext() |
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{ |
127 | 0 | if (_released) { |
128 | 0 | throw new IllegalStateException("FacesContext already released"); |
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} |
130 | 0 | return (ExternalContext)_externalContext; |
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} |
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|
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public final FacesMessage.Severity getMaximumSeverity() |
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{ |
135 | 0 | if (_released) { |
136 | 0 | throw new IllegalStateException("FacesContext already released"); |
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} |
138 | 0 | return _maximumSeverity; |
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} |
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|
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public final Iterator getMessages() |
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{ |
143 | 0 | if (_released) { |
144 | 0 | throw new IllegalStateException("FacesContext already released"); |
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} |
146 | 0 | return (_messages != null) ? _messages.iterator() : Collections.EMPTY_LIST.iterator(); |
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} |
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|
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public final Application getApplication() |
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{ |
151 | 0 | if (_released) { |
152 | 0 | throw new IllegalStateException("FacesContext already released"); |
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} |
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|
155 | 0 | return _application; |
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} |
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|
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public final Iterator getClientIdsWithMessages() |
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{ |
160 | 0 | if (_released) { |
161 | 0 | throw new IllegalStateException("FacesContext already released"); |
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} |
163 | 0 | if (_messages == null || _messages.isEmpty()) |
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{ |
165 | 0 | return NullIterator.instance(); |
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} |
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|
168 | 0 | final Set uniqueClientIds = new LinkedHashSet(_messageClientIds); |
169 | 0 | return uniqueClientIds.iterator(); |
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} |
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|
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public final Iterator getMessages(final String clientId) |
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{ |
174 | 0 | if (_released) { |
175 | 0 | throw new IllegalStateException("FacesContext already released"); |
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} |
177 | 0 | if (_messages == null) |
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{ |
179 | 0 | return NullIterator.instance(); |
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} |
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|
182 | 0 | List lst = new ArrayList(); |
183 | 0 | for (int i = 0; i < _messages.size(); i++) |
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{ |
185 | 0 | Object savedClientId = _messageClientIds.get(i); |
186 | 0 | if (clientId == null) |
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{ |
188 | 0 | if (savedClientId == null) lst.add(_messages.get(i)); |
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} |
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else |
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{ |
192 | 0 | if (clientId.equals(savedClientId)) lst.add(_messages.get(i)); |
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} |
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} |
195 | 0 | return lst.iterator(); |
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} |
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|
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public final RenderKit getRenderKit() |
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{ |
200 | 0 | if (getViewRoot() == null) |
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{ |
202 | 0 | return null; |
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} |
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|
205 | 0 | String renderKitId = getViewRoot().getRenderKitId(); |
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|
207 | 0 | if (renderKitId == null) |
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{ |
209 | 0 | return null; |
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} |
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|
212 | 0 | if (_cachedRenderKitId == null || !renderKitId.equals(_cachedRenderKitId)) |
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{ |
214 | 0 | _cachedRenderKitId = renderKitId; |
215 | 0 | _cachedRenderKit = _renderKitFactory.getRenderKit(this, renderKitId); |
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} |
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|
218 | 0 | return _cachedRenderKit; |
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} |
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|
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public final boolean getRenderResponse() |
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{ |
223 | 0 | if (_released) { |
224 | 0 | throw new IllegalStateException("FacesContext already released"); |
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} |
226 | 0 | return _renderResponse; |
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} |
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|
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public final boolean getResponseComplete() |
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{ |
231 | 0 | if (_released) { |
232 | 0 | throw new IllegalStateException("FacesContext already released"); |
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} |
234 | 0 | return _responseComplete; |
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} |
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|
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public final void setResponseStream(final ResponseStream responseStream) |
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{ |
239 | 0 | if (_released) { |
240 | 0 | throw new IllegalStateException("FacesContext already released"); |
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} |
242 | 0 | if (responseStream == null) |
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{ |
244 | 0 | throw new NullPointerException("responseStream"); |
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} |
246 | 0 | _responseStream = responseStream; |
247 | 0 | } |
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|
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public final ResponseStream getResponseStream() |
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{ |
251 | 0 | if (_released) { |
252 | 0 | throw new IllegalStateException("FacesContext already released"); |
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} |
254 | 0 | return _responseStream; |
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} |
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|
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public final void setResponseWriter(final ResponseWriter responseWriter) |
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{ |
259 | 0 | if (_released) { |
260 | 0 | throw new IllegalStateException("FacesContext already released"); |
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} |
262 | 0 | if (responseWriter == null) |
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{ |
264 | 0 | throw new NullPointerException("responseWriter"); |
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} |
266 | 0 | _responseWriter = responseWriter; |
267 | 0 | } |
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|
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public final ResponseWriter getResponseWriter() |
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{ |
271 | 0 | if (_released) { |
272 | 0 | throw new IllegalStateException("FacesContext already released"); |
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} |
274 | 0 | return _responseWriter; |
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} |
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|
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public final void setViewRoot(final UIViewRoot viewRoot) |
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{ |
279 | 0 | if (_released) { |
280 | 0 | throw new IllegalStateException("FacesContext already released"); |
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} |
282 | 0 | if (viewRoot == null) |
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{ |
284 | 0 | throw new NullPointerException("viewRoot"); |
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} |
286 | 0 | _viewRoot = viewRoot; |
287 | 0 | } |
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|
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public final UIViewRoot getViewRoot() |
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{ |
291 | 0 | if (_released) { |
292 | 0 | throw new IllegalStateException("FacesContext already released"); |
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} |
294 | 0 | return _viewRoot; |
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} |
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|
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public final void addMessage(final String clientId, final FacesMessage message) |
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{ |
299 | 0 | if (_released) { |
300 | 0 | throw new IllegalStateException("FacesContext already released"); |
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} |
302 | 0 | if (message == null) |
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{ |
304 | 0 | throw new NullPointerException("message"); |
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} |
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|
307 | 0 | if (_messages == null) |
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{ |
309 | 0 | _messages = new ArrayList(); |
310 | 0 | _messageClientIds = new ArrayList(); |
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} |
312 | 0 | _messages.add(message); |
313 | 0 | _messageClientIds.add((clientId != null) ? clientId : null); |
314 | 0 | FacesMessage.Severity serSeverity = message.getSeverity(); |
315 | 0 | if (serSeverity != null) { |
316 | 0 | if (_maximumSeverity == null) |
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{ |
318 | 0 | _maximumSeverity = serSeverity; |
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} |
320 | 0 | else if (serSeverity.compareTo(_maximumSeverity) > 0) |
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{ |
322 | 0 | _maximumSeverity = serSeverity; |
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} |
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} |
325 | 0 | } |
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|
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public final void release() |
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{ |
329 | 0 | if (_released) { |
330 | 0 | throw new IllegalStateException("FacesContext already released"); |
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} |
332 | 0 | if (_facesContextFactory != null) |
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{ |
334 | 0 | _facesContextFactory.release(); |
335 | 0 | _facesContextFactory = null; |
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} |
337 | 0 | if (_externalContext != null) |
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{ |
339 | 0 | _externalContext.release(); |
340 | 0 | _externalContext = null; |
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} |
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|
343 | 0 | _messageClientIds = null; |
344 | 0 | _messages = null; |
345 | 0 | _application = null; |
346 | 0 | _responseStream = null; |
347 | 0 | _responseWriter = null; |
348 | 0 | _viewRoot = null; |
349 | 0 | _cachedRenderKit = null; |
350 | 0 | _cachedRenderKitId = null; |
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|
352 | 0 | _released = true; |
353 | 0 | FacesContext.setCurrentInstance(null); |
354 | 0 | } |
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|
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public final void renderResponse() |
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{ |
358 | 0 | if (_released) { |
359 | 0 | throw new IllegalStateException("FacesContext already released"); |
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} |
361 | 0 | _renderResponse = true; |
362 | 0 | } |
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|
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public final void responseComplete() |
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{ |
366 | 0 | if (_released) { |
367 | 0 | throw new IllegalStateException("FacesContext already released"); |
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} |
369 | 0 | _responseComplete = true; |
370 | 0 | } |
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|
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|
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|
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public final void setExternalContext(ReleaseableExternalContext extContext) |
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{ |
376 | 0 | _externalContext = extContext; |
377 | 0 | FacesContext.setCurrentInstance(this); |
378 | 0 | } |
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|
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public final ELContext getELContext() { |
381 | 0 | if (_elContext != null) return _elContext; |
382 | |
|
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|
384 | 0 | _elContext = new FacesELContext(getApplication().getELResolver(), this); |
385 | |
|
386 | 0 | ELContextEvent event = new ELContextEvent(_elContext); |
387 | 0 | for (ELContextListener listener : getApplication().getELContextListeners()) { |
388 | 0 | listener.contextCreated(event); |
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} |
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|
391 | 0 | return _elContext; |
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} |
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|
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} |