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package javax.faces.application;
import java.util.List;
import java.util.Set;
import javax.faces.context.FacesContext;
import javax.faces.component.UIViewRoot;
import javax.faces.FacesException;
import java.util.Locale;
import java.util.Map;
import java.io.IOException;
import javax.faces.FacesWrapper;
import javax.faces.view.ViewDeclarationLanguage;
/**
* <p class="changed_modified_2_2">Provides a simple implementation of {@link ViewHandler} that can
* be subclassed by developers wishing to provide specialized behavior
* to an existing {@link ViewHandler} instance. The default
* implementation of all methods is to call through to the wrapped
* {@link ViewHandler}.</p>
*
* <p>Usage: extend this class and override {@link #getWrapped} to
* return the instance we are wrapping.</p>
*
* @since 1.2
*/
public abstract class ViewHandlerWrapper extends ViewHandler implements FacesWrapper<ViewHandler> {
/**
* @return the instance that we are wrapping.
*/
@Override
public abstract ViewHandler getWrapped();
// ------------------------ Methods from javax.faces.application.ViewHandler
/**
*
* <p>The default behavior of this method is to
* call {@link ViewHandler#calculateCharacterEncoding(javax.faces.context.FacesContext)}
* on the wrapped {@link ViewHandler} object.</p>
*
* @see ViewHandler#calculateCharacterEncoding(javax.faces.context.FacesContext)
* @since 1.2
*/
@Override
public String calculateCharacterEncoding(FacesContext context) {
return getWrapped().calculateCharacterEncoding(context);
}
/**
*
* <p>The default behavior of this method is to
* call {@link ViewHandler#calculateLocale(javax.faces.context.FacesContext)}
* on the wrapped {@link ViewHandler} object.</p>
*
* @see ViewHandler#calculateLocale(javax.faces.context.FacesContext)
* @since 1.2
*/
@Override
public Locale calculateLocale(FacesContext context) {
return getWrapped().calculateLocale(context);
}
/**
*
* <p>The default behavior of this method is to
* call {@link ViewHandler#deriveViewId(javax.faces.context.FacesContext, String)}
* on the wrapped {@link ViewHandler} object.</p>
*
* @see ViewHandler#deriveViewId(javax.faces.context.FacesContext, String)
* @since 2.0
*/
@Override
public String deriveViewId(FacesContext context, String input) {
return getWrapped().deriveViewId(context, input);
}
/**
*
* <p class="changed_added_2_1">The default behavior of this method is to
* call {@link ViewHandler#deriveLogicalViewId(javax.faces.context.FacesContext, String)}
* on the wrapped {@link ViewHandler} object.</p>
*
* @see ViewHandler#deriveLogicalViewId(javax.faces.context.FacesContext, String)
* @since 2.1
*/
@Override
public String deriveLogicalViewId(FacesContext context, String input) {
return getWrapped().deriveLogicalViewId(context, input);
}
/**
* <p>The default behavior of this method is to
* call {@link ViewHandler#calculateRenderKitId(javax.faces.context.FacesContext)}
* on the wrapped {@link ViewHandler} object.</p>
*
* @see ViewHandler#calculateRenderKitId(javax.faces.context.FacesContext)
* @since 1.2
*/
@Override
public String calculateRenderKitId(FacesContext context) {
return getWrapped().calculateRenderKitId(context);
}
/**
* <p>The default behavior of this method is to
* call {@link ViewHandler#createView(javax.faces.context.FacesContext, String)}
* on the wrapped {@link ViewHandler} object.</p>
*
* @see ViewHandler#createView(javax.faces.context.FacesContext, String)
* @since 1.2
*/
@Override
public UIViewRoot createView(FacesContext context, String viewId) {
return getWrapped().createView(context, viewId);
}
/**
* <p>The default behavior of this method is to
* call {@link ViewHandler#getActionURL(javax.faces.context.FacesContext, String)}
* on the wrapped {@link ViewHandler} object.</p>
*
* @see ViewHandler#getActionURL(javax.faces.context.FacesContext, String)
* @since 1.2
*/
@Override
public String getActionURL(FacesContext context, String viewId) {
return getWrapped().getActionURL(context, viewId);
}
/**
*
* <p>The default behavior of this method is to
* call {@link ViewHandler#getProtectedViewsUnmodifiable}
* on the wrapped {@link ViewHandler} object.</p>
*
* @see ViewHandler#getProtectedViewsUnmodifiable
* @since 2.2
*/
@Override
public Set<String> getProtectedViewsUnmodifiable() {
return getWrapped().getProtectedViewsUnmodifiable();
}
/**
*
* <p>The default behavior of this method is to
* call {@link ViewHandler#addProtectedView}
* on the wrapped {@link ViewHandler} object.</p>
*
* @see ViewHandler#addProtectedView
* @since 2.2
*/
@Override
public void addProtectedView(String urlPattern) {
getWrapped().addProtectedView(urlPattern);
}
/**
*
* <p>The default behavior of this method is to
* call {@link ViewHandler#removeProtectedView}
* on the wrapped {@link ViewHandler} object.</p>
*
* @see ViewHandler#removeProtectedView
* @since 2.2
*/
@Override
public boolean removeProtectedView(String urlPattern) {
return getWrapped().removeProtectedView(urlPattern);
}
/**
* <p>The default behavior of this method is to
* call {@link ViewHandler#getRedirectURL(javax.faces.context.FacesContext, String, java.util.Map, boolean)}
* on the wrapped {@link ViewHandler} object.</p>
*
* @see ViewHandler#getRedirectURL(javax.faces.context.FacesContext, String, java.util.Map, boolean)
* @since 2.0
*/
@Override
public String getRedirectURL(FacesContext context,
String viewId,
Map<String,List<String>> parameters,
boolean includeViewParams) {
return getWrapped().getRedirectURL(context,
viewId,
parameters,
includeViewParams);
}
/**
* <p>The default behavior of this method is to
* call {@link ViewHandler#getBookmarkableURL(javax.faces.context.FacesContext, String, java.util.Map, boolean)}
* on the wrapped {@link ViewHandler} object.</p>
*
* @see ViewHandler#getBookmarkableURL(javax.faces.context.FacesContext, String, java.util.Map, boolean)
* @since 2.0
*/
@Override
public String getBookmarkableURL(FacesContext context,
String viewId,
Map<String,List<String>> parameters,
boolean includeViewParams) {
return getWrapped().getBookmarkableURL(context,
viewId,
parameters,
includeViewParams);
}
/**
* <p>The default behavior of this method is to
* call {@link ViewHandler#getResourceURL(javax.faces.context.FacesContext, String)}
* on the wrapped {@link ViewHandler} object.</p>
*
* @see ViewHandler#getResourceURL(javax.faces.context.FacesContext, String)
* @since 1.2
*/
@Override
public String getResourceURL(FacesContext context, String path) {
return getWrapped().getResourceURL(context, path);
}
/**
* <p>The default behavior of this method is to
* call {@link ViewHandler#getViewDeclarationLanguage}
* on the wrapped {@link ViewHandler} object.</p>
*
* @since 2.0
*/
@Override
public ViewDeclarationLanguage getViewDeclarationLanguage(FacesContext context,
String viewId) {
return getWrapped().getViewDeclarationLanguage(context, viewId);
}
/**
* <p>The default behavior of this method is to
* call {@link ViewHandler#initView}
* on the wrapped {@link ViewHandler} object.</p>
*
* @see ViewHandler#initView
* @since 1.2
*/
@Override
public void initView(FacesContext context) throws FacesException {
getWrapped().initView(context);
}
/**
* <p>The default behavior of this method is to
* call {@link ViewHandler#renderView(javax.faces.context.FacesContext, javax.faces.component.UIViewRoot)}
* on the wrapped {@link ViewHandler} object.</p>
*
* @see ViewHandler#renderView(javax.faces.context.FacesContext, javax.faces.component.UIViewRoot)
* @since 1.2
*/
@Override
public void renderView(FacesContext context, UIViewRoot viewToRender)
throws IOException, FacesException {
getWrapped().renderView(context, viewToRender);
}
/**
* <p>The default behavior of this method is to
* call {@link ViewHandler#restoreView(javax.faces.context.FacesContext, String)}
* on the wrapped {@link ViewHandler} object.</p>
*
* @see ViewHandler#restoreView(javax.faces.context.FacesContext, String)
* @since 1.2
*/
@Override
public UIViewRoot restoreView(FacesContext context, String viewId) {
return getWrapped().restoreView(context, viewId);
}
/**
* <p>The default behavior of this method is to
* call {@link ViewHandler#writeState(javax.faces.context.FacesContext)}
* on the wrapped {@link ViewHandler} object.</p>
*
* @see ViewHandler#writeState(javax.faces.context.FacesContext)
* @since 1.2
*/
@Override
public void writeState(FacesContext context) throws IOException {
getWrapped().writeState(context);
}
}