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package javax.faces.view.facelets;
import java.io.IOException;
import javax.faces.component.UIComponent;
/**
* A FaceletHandler that is derived of 1 or
* more, inner FaceletHandlers. This class would be found if the next
* FaceletHandler is structually, a body with multiple child elements as
* defined in XML. This class enables the Facelet runtime to traverse
* the tree of {@link FaceletHandler} instances built by the Facelets
* compiler.
*
*/
public final class CompositeFaceletHandler implements FaceletHandler {
private final FaceletHandler[] children;
private final int len;
public CompositeFaceletHandler(FaceletHandler[] children) {
this.children = children;
this.len = children.length;
}
/**
* Calls apply on any child handlers.
*
* @param ctx the FaceletContext for this view execution
*
* @param parent the parent UIComponent of the
* component represented by this element instance.
* @since 2.0
*/
@Override
public void apply(FaceletContext ctx, UIComponent parent) throws IOException {
for (int i = 0; i < len; i++) {
this.children[i].apply(ctx, parent);
}
}
/**
* Returns the array of child
* handlers contained by this handler.
*
* @return Returns the array of child handlers contained by this handler.
*/
public FaceletHandler[] getHandlers() {
return this.children;
}
}