nextapp.echoservlet
Class ComponentHierarchyViewer

java.lang.Object
  nextapp.echoservlet.ComponentHierarchyViewer

All Implemented Interfaces:

java.io.Serializable, Service

final class ComponentHierarchyViewer

extends java.lang.Object

implements java.io.Serializable, Service

A debugging utility which displays a hierarchal view of the component hierarchy.

Field Summary

private static Id

ID

Constructor Summary

(package private)

ComponentHierarchyViewer()

Method Summary

Id	getId() Returns a unique identifier for this service.
private void	renderComponentData(Connection conn, Element parent, nextapp.echo.Component component) Renders information about a particular component, and then recursively calls itself on the component's children.
private void	renderContainerPaneUIData(Connection conn, Element parent, ContainerPaneUI ui) Renders special data pertinent to container panes.
void	service(Connection conn) Services an HTTP request.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

ID

private static final Id ID

Constructor Detail

ComponentHierarchyViewer

ComponentHierarchyViewer()

Method Detail

getId

public Id getId()

Description copied from interface: Service

Returns a unique identifier for this service.

Specified by:

getId in interface Service

Returns:

A unique identifier for this service.

See Also:

Service.getId()

renderComponentData

private void renderComponentData(Connection conn,
                                 Element parent,
                                 nextapp.echo.Component component)

Renders information about a particular component, and then recursively calls itself on the component's children.

renderContainerPaneUIData

private void renderContainerPaneUIData(Connection conn,
                                       Element parent,
                                       ContainerPaneUI ui)

Renders special data pertinent to container panes.

service

public void service(Connection conn)

Description copied from interface: Service

Services an HTTP request. Information about the HTTP request as well as methods for issuing a response are available from the provided Connection object.

Specified by:

service in interface Service

Parameters:

conn - A Connection object which wraps HttpServletRequest and HttpServletResponse objects and provides access to the facilities of the Echo application container.

See Also:

Service.service(nextapp.echoservlet.Connection)