org.apache.struts.taglib.logic
Class MessagesPresentTag
public class MessagesPresentTag
Evalute to true
if an ActionMessages
class or a
class that can be converted to an ActionMessages
class is in
request scope under the specified key and there is at least one message in the
class or for the property specified.
$Rev: 54929 $ $Date: 2004-10-16 17:38:42 +0100 (Sat, 16 Oct 2004) $protected String | message - If this is set to 'true', then the
Globals.MESSAGE_KEY will
be used to retrieve the messages from scope.
|
protected boolean | condition() - Evaluate the condition that is being tested by this particular tag,
and return
true if the nested body content of this tag
should be evaluated, or false if it should be skipped.
|
protected boolean | condition(boolean desired) - Evaluate the condition that is being tested by this particular tag,
and return
true if there is at least one message in the
class or for the property specified.
|
String | getMessage()
|
void | release() - Release all allocated resources.
|
void | setMessage(String message)
|
condition , doEndTag , doStartTag , getCookie , getHeader , getName , getParameter , getProperty , getRole , getScope , getUser , release , setCookie , setHeader , setName , setParameter , setProperty , setRole , setScope , setUser |
message
protected String message
If this is set to 'true', then the Globals.MESSAGE_KEY
will
be used to retrieve the messages from scope.
MessagesPresentTag
public MessagesPresentTag()
condition
protected boolean condition()
throws JspException
Evaluate the condition that is being tested by this particular tag,
and return true
if the nested body content of this tag
should be evaluated, or false
if it should be skipped.
This method must be implemented by concrete subclasses.
- condition in interface ConditionalTagBase
condition
protected boolean condition(boolean desired)
throws JspException
Evaluate the condition that is being tested by this particular tag,
and return true
if there is at least one message in the
class or for the property specified.
This method must be implemented by concrete subclasses.
desired
- Desired outcome for a true result
getMessage
public String getMessage()
setMessage
public void setMessage(String message)
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