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package javax.faces.component;
import javax.faces.context.FacesContext;
/**
* <p><span class="changed_modified_2_0_rev_a">This</span> component is
* responsible for displaying messages for a specific {@link
* UIComponent}, identified by a <code>clientId</code> <span
* class="changed_modified_2_0_rev_a"> or component id relative to the
* closest ancestor <code>NamingContainer</code></span>. The component
* obtains the messages from the {@link FacesContext}.</p>
*
* <p>By default, the <code>rendererType</code> property must be set to
* "<code>javax.faces.Message</code>". This value can be changed by
* calling the <code>setRendererType()</code> method.</p>
*
*/
public class UIMessage extends UIComponentBase {
// ------------------------------------------------------ Manifest Constants
/**
* <p>The standard component type for this component.</p>
*/
public static final String COMPONENT_TYPE = "javax.faces.Message";
/**
* <p>The standard component family for this component.</p>
*/
public static final String COMPONENT_FAMILY = "javax.faces.Message";
enum PropertyKeys {
forValue("for"),
showDetail,
showSummary,
redisplay;
String toString;
PropertyKeys(String toString) {
this.toString = toString;
}
PropertyKeys() {
}
@Override
public String toString() {
return ((this.toString != null) ? this.toString : super.toString());
}
}
// ------------------------------------------------------------ Constructors
/**
* <p>Create a new {@link UIMessage} instance with default property
* values.</p>
*/
public UIMessage() {
super();
setRendererType("javax.faces.Message");
}
// -------------------------------------------------------------- Properties
@Override
public String getFamily() {
return (COMPONENT_FAMILY);
}
/**
* <p><span class="changed_modified_2_0_rev_a">Return the Identifier
* of the component for which to render error messages. If this
* component is within the same NamingContainer as the target
* component, this must be the component identifier. Otherwise, it
* must be an absolute component identifier (starting with ":"). See
* the {@link UIComponent#findComponent} for more
* information.</span></p>
*
* @return the for client identifier.
*/
public String getFor() {
return (String) getStateHelper().eval(PropertyKeys.forValue);
}
/**
* <p>Set <span class="changed_modified_2_0_rev_a">the
* identifier</span> of the component for which this component
* represents associated message(s) (if any). This property must be
* set before the message is displayed.</p>
*
* @param newFor The new client id
*/
public void setFor(String newFor) {
getStateHelper().put(PropertyKeys.forValue, newFor);
}
/**
* <p>Return the flag indicating whether the <code>detail</code>
* property of the associated message(s) should be displayed.
* Defaults to <code>true</code>.</p>
*
* @return <code>true</code> if detail is to be shown, <code>false</code> otherwise.
*/
public boolean isShowDetail() {
return (Boolean) getStateHelper().eval(PropertyKeys.showDetail, true);
}
/**
* <p>Set the flag indicating whether the <code>detail</code> property
* of the associated message(s) should be displayed.</p>
*
* @param showDetail The new flag
*/
public void setShowDetail(boolean showDetail) {
getStateHelper().put(PropertyKeys.showDetail, showDetail);
}
/**
* <p>Return the flag indicating whether the <code>summary</code>
* property of the associated message(s) should be displayed.
* Defaults to <code>false</code>.</p>
*
* @return <code>true</code> if the summary is to be shown, <code>false</code> otherwise.
*/
public boolean isShowSummary() {
return (Boolean) getStateHelper().eval(PropertyKeys.showSummary, false);
}
/**
* <p>Set the flag indicating whether the <code>summary</code> property
* of the associated message(s) should be displayed.</p>
*
* @param showSummary The new flag value
*/
public void setShowSummary(boolean showSummary) {
getStateHelper().put(PropertyKeys.showSummary, showSummary);
}
/**
* @return <code>true</code> if this <code>UIMessage</code> instance should
* redisplay {@link javax.faces.application.FacesMessage}s that have already been handled,
* otherwise returns <code>false</code>. By default this method will
* always return <code>true</code> if {@link #setRedisplay(boolean)} has
* not been called.
*
* @since 2.0
*/
public boolean isRedisplay() {
return (Boolean) getStateHelper().eval(PropertyKeys.redisplay, true);
}
/**
* <p>Set the flag indicating whether the <code>detail</code> property
* of the associated message(s) should be displayed.</p>
*
* @param redisplay flag indicating whether previously handled messages
* are redisplayed or not
*
* @since 2.0
*/
public void setRedisplay(boolean redisplay) {
getStateHelper().put(PropertyKeys.redisplay, redisplay);
}
}