com.sun.jdo.spi.persistence.support.sqlstore.query.util.type

Class FloatingPointType

java.lang.Object

com.sun.jdo.spi.persistence.support.sqlstore.query.util.type.Type

com.sun.jdo.spi.persistence.support.sqlstore.query.util.type.PrimitiveType

com.sun.jdo.spi.persistence.support.sqlstore.query.util.type.NumericType

com.sun.jdo.spi.persistence.support.sqlstore.query.util.type.FloatingPointType

All Implemented Interfaces:

NumberType

public class FloatingPointType
extends NumericType

This class represents the types float and double.

Version:

0.1

Author:

Michael Bouschen

Field Summary

Fields inherited from class com.sun.jdo.spi.persistence.support.sqlstore.query.util.type.PrimitiveType

wrapper

Fields inherited from class com.sun.jdo.spi.persistence.support.sqlstore.query.util.type.Type

clazz, enumType, name

Constructor Summary

Constructors

Constructor and Description
FloatingPointType(String name, Class clazz, int enumType)

Method Summary

Modifier and Type	Method and Description
Number	getValue(Number value) Converts the specified value into a value of this numeric type.
Number	negate(Number value) Returns -value.

Methods inherited from class com.sun.jdo.spi.persistence.support.sqlstore.query.util.type.NumericType

isOrderable

Methods inherited from class com.sun.jdo.spi.persistence.support.sqlstore.query.util.type.PrimitiveType

getWrapper, isCompatibleWith, setWrapper

Methods inherited from class com.sun.jdo.spi.persistence.support.sqlstore.query.util.type.Type

equals, getEnumType, getJavaClass, getName, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

FloatingPointType

public FloatingPointType(String name,
                         Class clazz,
                         int enumType)

Method Detail

getValue

public Number getValue(Number value)

Converts the specified value into a value of this numeric type. E.g. an Integer is converted into a Double, if this represents the numeric type double.

Specified by:

getValue in interface NumberType

Specified by:

getValue in class NumericType

Parameters:

value - value to be converted

Returns:

converted value

negate

public Number negate(Number value)

Returns -value.

Specified by:

negate in interface NumberType

Specified by:

negate in class NumericType

Parameters:

value - value to be negated

Returns:

-value