net.sf.oval.guard
Annotation Type Post

@Documented
@Retention(value=RUNTIME)
@Target(value=METHOD)
public @interface Post

After the annotated method has been executed the condition is evaluated.

In case of constraint violations the method will throw an ConstraintsViolatedException.

Author:

Sebastian Thomschke

Required Element Summary

String	expr Formula in the given expression language describing the constraint. the formula must return true if the constraint is satisfied.
String	lang the expression language that is used

Optional Element Summary

String	errorCode error code passed to the ConstraintViolation object
String	message message to be used for the ContraintsViolatedException
String	old Formula that is evaluated prior method execution.
String[]	profiles The associated constraint profiles.
int	severity severity passed to the ConstraintViolation object

Element Detail

expr

public abstract String expr

Formula in the given expression language describing the constraint. the formula must return true if the constraint is satisfied.
available variables are:
_args[] -> the current parameter values
_old -> the old values
_returns -> the method's return value _this -> the validated bean
additionally variables named accordingly to the parameters are available

lang

public abstract String lang

the expression language that is used

errorCode

public abstract String errorCode

error code passed to the ConstraintViolation object

Default:

"net.sf.oval.guard.Post"

message

public abstract String message

message to be used for the ContraintsViolatedException

See Also:

ConstraintsViolatedException

Default:

"net.sf.oval.guard.Post.violated"

old

public abstract String old

Formula that is evaluated prior method execution.
The returned value can later be accessed in the constraint expression via the variable _old

Default:

""

profiles

public abstract String[] profiles

The associated constraint profiles.

Default:

{}

severity

public abstract int severity

severity passed to the ConstraintViolation object

Default:

0