Class UIMessages

All Implemented Interfaces:
PartialStateHolder, StateHolder, TransientStateHolder, ComponentSystemEventListener, FacesListener, SystemEventListenerHolder, EventListener
Direct Known Subclasses:
HtmlMessages

public class UIMessages
extends UIComponentBase

The renderer for this component is responsible for obtaining the messages from the FacesContext and displaying them to the user.

This component supports the Messages renderer-type.

By default, the rendererType property must be set to "jakarta.faces.Messages". This value can be changed by calling the setRendererType() method.

  • Field Details

  • Constructor Details

  • Method Details

    • getFamily

      public String getFamily()
      Description copied from class: UIComponent

      Return the identifier of the component family to which this component belongs. This identifier, in conjunction with the value of the rendererType property, may be used to select the appropriate Renderer for this component instance. Note this method should NOT return null

      Specified by:
      getFamily in class UIComponent
      Returns:
      the component family (not null).
    • getFor

      public String getFor()

      Return the client identifier of the component for which this component represents associated message(s) (if any).

      Returns:
      the for client identifier.
    • setFor

      public void setFor​(String newFor)

      Set the client identifier of the component for which this component represents associated message(s) (if any). This property must be set before the message is displayed.

      Parameters:
      newFor - The new client id
    • isGlobalOnly

      public boolean isGlobalOnly()

      Return the flag indicating whether only global messages (that is, messages with no associated client identifier) should be rendered. Mutually exclusive with the "for" property which takes precedence. Defaults to false.

      Returns:
      true if only global messages are to be shown, false otherwise.
    • setGlobalOnly

      public void setGlobalOnly​(boolean globalOnly)

      Set the flag indicating whether only global messages (that is, messages with no associated client identifier) should be rendered.

      Parameters:
      globalOnly - The new flag value
    • isShowDetail

      public boolean isShowDetail()

      Return the flag indicating whether the detail property of the associated message(s) should be displayed. Defaults to false.

      Returns:
      true if detail is to be shown, false otherwise.
    • setShowDetail

      public void setShowDetail​(boolean showDetail)

      Set the flag indicating whether the detail property of the associated message(s) should be displayed.

      Parameters:
      showDetail - The new flag
    • isShowSummary

      public boolean isShowSummary()

      Return the flag indicating whether the summary property of the associated message(s) should be displayed. Defaults to true.

      Returns:
      true if the summary is to be shown, false otherwise.
    • setShowSummary

      public void setShowSummary​(boolean showSummary)

      Set the flag indicating whether the summary property of the associated message(s) should be displayed.

      Parameters:
      showSummary - The new flag value
    • isRedisplay

      public boolean isRedisplay()
      Returns:
      true if this UIMessage instance should redisplay FacesMessages that have already been handled, otherwise returns false. By default this method will always return true if setRedisplay(boolean) has not been called.
      Since:
      2.0
    • setRedisplay

      public void setRedisplay​(boolean redisplay)

      Set the flag indicating whether the detail property of the associated message(s) should be displayed.

      Parameters:
      redisplay - flag indicating whether previously handled messages are redisplayed or not
      Since:
      2.0