javax.validation.constraints

Annotation Type Pattern

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

The annotated CharSequence must match the specified regular expression. The regular expression follows the Java regular expression conventions see Pattern.

Accepts CharSequence. null elements are considered valid.

Author:

Emmanuel Bernard

Required Element Summary

Required Elements

Modifier and Type	Required Element and Description
String	regexp

Optional Element Summary

Optional Elements

Modifier and Type	Optional Element and Description
Pattern.Flag[]	flags
Class<?>[]	groups
String	message
Class<? extends Payload>[]	payload

Element Detail

regexp

public abstract String regexp

Returns:

The regular expression to match.

flags

public abstract Pattern.Flag[] flags

Returns:

Array of Flags considered when resolving the regular expression.

Default:

{}

message

public abstract String message

Returns:

The error message template.

Default:

"{javax.validation.constraints.Pattern.message}"

groups

public abstract Class<?>[] groups

Returns:

The groups the constraint belongs to.

Default:

{}

payload

public abstract Class<? extends Payload>[] payload

Returns:

The payload associated to the constraint

Default:

{}