com.sun.jdo.spi.persistence.support.sqlstore.utility

Class NumericConverterImpl

java.lang.Object

com.sun.jdo.spi.persistence.support.sqlstore.utility.NumericConverterImpl

All Implemented Interfaces:

NumericConverter

public class NumericConverterImpl
extends Object
implements NumericConverter

This is a concrete implementation class for numeric conversion to BigDecimal or BigInteger. For conversion to BigInteger, we truncate the fraction part of the number.

Author:

Shing Wai Chan

Field Summary

Fields inherited from interface com.sun.jdo.spi.persistence.support.sqlstore.utility.NumericConverter

DEFAULT_POLICY

Constructor Summary

Constructors

Constructor and Description
NumericConverterImpl()

Method Summary

Modifier and Type	Method and Description
BigDecimal	toBigDecimal(BigInteger bInteger) To convert BigInteger to BigDecimal.
BigDecimal	toBigDecimal(Double d) To convert Double to BigDecimal.
BigDecimal	toBigDecimal(Float f) To convert Float to BigDecimal.
BigDecimal	toBigDecimal(Number n) To convert Number other than BigInteger, Double and Float to BigDecimal.
BigInteger	toBigInteger(BigDecimal bDecimal) To convert BigDecimal to BigInteger.
BigInteger	toBigInteger(Double d) To convert Double to BigInteger.
BigInteger	toBigInteger(Float f) To convert Float to BigInteger.
BigInteger	toBigInteger(Number n) To convert Number other than BigDecimal, Double and Float to BigInteger.

Methods inherited from class java.lang.Object

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

Constructor Detail

NumericConverterImpl

public NumericConverterImpl()

Method Detail

toBigDecimal

public BigDecimal toBigDecimal(BigInteger bInteger)

To convert BigInteger to BigDecimal.

Specified by:

toBigDecimal in interface NumericConverter

Parameters:

bInteger - the BigInteger to be converted

Returns:

converted BigDecimal

toBigDecimal

public BigDecimal toBigDecimal(Double d)

To convert Double to BigDecimal.

Specified by:

toBigDecimal in interface NumericConverter

Parameters:

d - the Double to be converted

Returns:

converted BigDecimal

toBigDecimal

public BigDecimal toBigDecimal(Float f)

To convert Float to BigDecimal.

Specified by:

toBigDecimal in interface NumericConverter

Parameters:

f - the Float to be converted

Returns:

converted BigDecimal

toBigDecimal

public BigDecimal toBigDecimal(Number n)

To convert Number other than BigInteger, Double and Float to BigDecimal.

Specified by:

toBigDecimal in interface NumericConverter

Parameters:

n - the Number to be converted

Returns:

converted BigDecimal

toBigInteger

public BigInteger toBigInteger(BigDecimal bDecimal)

To convert BigDecimal to BigInteger.

Specified by:

toBigInteger in interface NumericConverter

Parameters:

bDecimal - the BigDecimal to be converted

Returns:

converted BigInteger

toBigInteger

public BigInteger toBigInteger(Double d)

To convert Double to BigInteger.

Specified by:

toBigInteger in interface NumericConverter

Parameters:

d - the Double to be converted

Returns:

converted BigInteger

toBigInteger

public BigInteger toBigInteger(Float f)

To convert Float to BigInteger.

Specified by:

toBigInteger in interface NumericConverter

Parameters:

f - the Float to be converted

Returns:

converted BigInteger

toBigInteger

public BigInteger toBigInteger(Number n)

To convert Number other than BigDecimal, Double and Float to BigInteger.

Specified by:

toBigInteger in interface NumericConverter

Parameters:

n - the Number to be converted

Returns:

converted BigInteger