org.apache.logging.log4j.core.config.plugins.validation.constraints
Annotation Type Required

@Documented
@Retention(value=RUNTIME)
@Target(value={FIELD,PARAMETER})
@Constraint(value=RequiredValidator.class)
public @interface Required

Marks a plugin builder field or plugin factory parameter as required.

Since:

2.1

Optional Element Summary

String

message The message to be logged if this constraint is violated.

message

public abstract String message

The message to be logged if this constraint is violated. This should normally be overridden.

Default:

"The parameter is null"