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package com.sun.faces.application.view;
import com.sun.faces.RIConstants;
import javax.faces.view.facelets.Facelet;
import com.sun.faces.application.ApplicationAssociate;
import com.sun.faces.facelets.impl.DefaultFaceletFactory;
import java.io.IOException;
import javax.faces.view.ViewMetadata;
import javax.faces.component.UIViewRoot;
import javax.faces.context.FacesContext;
import javax.faces.FacesException;
import javax.faces.application.ViewHandler;
/**
* @see javax.faces.view.ViewMetadata
*/
public class ViewMetadataImpl extends ViewMetadata {
private String viewId;
private DefaultFaceletFactory faceletFactory;
// ------------------------------------------------------------ Constructors
public ViewMetadataImpl(String viewId) {
this.viewId = viewId;
}
// ----------------------------------------------- Methods from ViewMetadata
/**
* @see javax.faces.view.ViewMetadata#getViewId()
*/
@Override
public String getViewId() {
return viewId;
}
/**
* @see javax.faces.view.ViewMetadata#createMetadataView(javax.faces.context.FacesContext)
*/
@Override
public UIViewRoot createMetadataView(FacesContext context) {
UIViewRoot result = null;
try {
context.setProcessingEvents(false);
if (faceletFactory == null) {
ApplicationAssociate associate = ApplicationAssociate
.getInstance(context.getExternalContext());
faceletFactory = associate.getFaceletFactory();
assert (faceletFactory != null);
}
ViewHandler vh = context.getApplication().getViewHandler();
result = vh.createView(context, viewId);
// Stash away view id before invoking handlers so that
// StateContext.partialStateSaving() can determine the current
// view.
context.getAttributes().put(RIConstants.VIEWID_KEY_NAME, viewId);
Facelet f = faceletFactory.getMetadataFacelet(context, result.getViewId());
f.apply(context, result);
} catch (IOException ioe) {
throw new FacesException(ioe);
} finally {
context.getAttributes().remove(RIConstants.VIEWID_KEY_NAME);
context.setProcessingEvents(true);
}
return result;
}
}