Validators and Interceptors - Java EE 7 First Look - page 164

Constraint Supported type Description

byte , short , int , long , and
the respective wrappers (such as
Byte and Short )

@DecimalMax BigDecimal , BigInteger ,
CharSequence

This ensures that the value of
the object is less than or equal
to the value specified in the
annotation

byte , short , int , long , and
the respective wrappers (such as
Byte and Short )

CharSequence , Collection ,
Array , and Map

This ensures that the size of
the object is in the defined
range

@Size

BigDecimal , BigInteger ,
CharSequence

This ensures that the value of
the object is in the defined
range

@Digits

byte , short , int , long , and
the respective wrappers (such
asByte and Short )

java.util.Date and
java.util.Calendar

This ensures that the date
contained in the object is prior
to the date of treatment

@Past