javax.validation.constraints
Annotation Type Pattern

@Target(value={METHOD,FIELD,ANNOTATION_TYPE})
@Retention(value=RUNTIME)
@Documented
@Constraint(validatedBy={})
public @interface Pattern

The annotated String must match the following regular expression. The regular expression follows the Java regular expression conventions see java.util.regex.Pattern. Accepts String. null elements are considered valid.

Author:

Emmanuel Bernard

Required Element Summary

java.lang.String

regexp regular expression to match

Optional Element Summary

Pattern.Flag[]	flags Flags considered when resolving the regular expression
java.lang.Class<?>[]	groups groups the constraint belongs to
java.lang.String	message error message template

Element Detail

regexp

public abstract java.lang.String regexp

regular expression to match

flags

public abstract Pattern.Flag[] flags

Flags considered when resolving the regular expression

Default:

{}

message

public abstract java.lang.String message

error message template

Default:

"{constraint.pattern}"

groups

public abstract java.lang.Class<?>[] groups

groups the constraint belongs to

Default:

{}