Java UIComponent.getClass方法代碼示例

import javax.faces.component.UIComponent; //導入方法依賴的package包/類
/**
 * Determine if we can flatten a core JSF component.
 * @param component The component
 * @return true if the component is a core JSF component and we can
 * flatten it successfully.
 */
private static boolean isFlattenableCoreComponent(UIComponent component)
{
  // Optimize the cases of UINamingContainer (<f:subview>) and UIPanel -
  // we will treat these components as FlattenedComponents because they do not render
  // any DOM.
  // Also note that as of JSF 2.0, UINamingContainer components are built
  // by f:subview, as well as composite components.
  Class<? extends UIComponent> componentClass = component.getClass();

  if (UINamingContainer.class == componentClass)
  {
    // Check to see if this component was created as a composite
    // component, which we cannot flatten
    return component.getFacet(UIComponent.COMPOSITE_FACET_NAME) == null;
  }

  // Note that JSF 2.0 creates UIPanel wrappers around multiple components
  // inside of <f:facet>
  return UIPanel.class == componentClass;
}
 

import javax.faces.component.UIComponent; //導入方法依賴的package包/類
/**
 * Constructs an ChangeComponentProxy with the specified UIComponent instance.
 * @throws IllegalArgumentException if specified uiComponent were to be null.
 */
public ChangeComponentProxy(
  FacesContext facesContext,
  UIComponent uiComponent)
{
  if (uiComponent == null)
    throw new IllegalArgumentException(_LOG.getMessage(
      "CANNOT_CONSTRUCT_CHANGECOMPONENTPROXY_WITH_NULL_UICOMPONENT"));
  _class = uiComponent.getClass();
  _className = _class.getName();
  _state = uiComponent.saveState(facesContext);
}
 

import javax.faces.component.UIComponent; //導入方法依賴的package包/類
/**
 * {@inheritDoc}
 */
@Override
public void addComponentChange(
  FacesContext facesContext,
  UIComponent uiComponent,
  ComponentChange change)
{
  // if our component is a stamped component by UIXIterator, we 
  // don't want to persist the changes 
  UIComponent parent = uiComponent.getParent();
  UIComponent root = facesContext.getViewRoot();
  while (parent != null && parent != root)
  {
    if (parent.getClass() == UIXIterator.class) 
    {
      _LOG.info("DONT_PERSIST_STAMPED_COMPONENT_INSIDE_ITERATOR");      
      return;
    }
    parent = parent.getParent();      
  }
      
  if (facesContext == null || uiComponent == null || change == null)
    throw new IllegalArgumentException(_LOG.getMessage(
      "CANNOT_ADD_CHANGE_WITH_FACECONTEXT_OR_UICOMPONENT_OR_NULL"));

  // add the change to the component
  addComponentChangeImpl(facesContext, uiComponent, change);

  // add a corresponding DocumentChange if possible
  _addEquivalentDocumentChange(facesContext, uiComponent, change);
}
 

import javax.faces.component.UIComponent; //導入方法依賴的package包/類
ComponentSystemEventListenerWrapper(ComponentSystemEventListener listener, UIComponent component)
{
  _delegate = listener;
  _componentClass = component.getClass();
}