org.ojalgo.type
Class TypeUtils

java.lang.Object
  org.ojalgo.type.TypeUtils

public abstract class TypeUtils
extends Object

Field Summary

static GregorianCalendar	FUTURE
static GregorianCalendar	HISTORY
static long	HOURS_PER_YEAR
static long	MILLIS_PER_HOUR
static SimpleDateFormat	SQL_DATE_FORMAT
static SimpleDateFormat	SQL_TIME_FORMAT
static SimpleDateFormat	SQL_TIMESTAMP_FORMAT

Method Summary

static boolean	isZero(double aNmbr)
static Date	makeSqlDate(long aTimeInMillis)
static Time	makeSqlTime(long aTimeInMillis)
static Timestamp	makeSqlTimestamp(long aTimeInMillis)
static BigDecimal	toBigDecimal(Number aNumber) If the input Number is a BigDecimal it is passed through unaltered.
static ComplexNumber	toComplexNumber(Number aNumber)
static String	toHexString(Color aColor) The way colours are specified in html pages.
static RationalNumber	toRationalNumber(Number aNumber)

Methods inherited from class java.lang.Object

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

Field Detail

FUTURE

public static final GregorianCalendar FUTURE

HISTORY

public static final GregorianCalendar HISTORY

HOURS_PER_YEAR

public static final long HOURS_PER_YEAR

See Also:

Constant Field Values

MILLIS_PER_HOUR

public static final long MILLIS_PER_HOUR

See Also:

Constant Field Values

SQL_DATE_FORMAT

public static final SimpleDateFormat SQL_DATE_FORMAT

SQL_TIME_FORMAT

public static final SimpleDateFormat SQL_TIME_FORMAT

SQL_TIMESTAMP_FORMAT

public static final SimpleDateFormat SQL_TIMESTAMP_FORMAT

Method Detail

isZero

public static boolean isZero(double aNmbr)

makeSqlDate

public static Date makeSqlDate(long aTimeInMillis)

makeSqlTime

public static Time makeSqlTime(long aTimeInMillis)

makeSqlTimestamp

public static Timestamp makeSqlTimestamp(long aTimeInMillis)

toBigDecimal

public static BigDecimal toBigDecimal(Number aNumber)

If the input Number is a BigDecimal it is passed through unaltered. Otherwise an equivalent BigDecimal is created.

Parameters:

aNumber - Any Number

Returns:

A corresponding BigDecimal

toComplexNumber

public static ComplexNumber toComplexNumber(Number aNumber)

toHexString

public static String toHexString(Color aColor)

The way colours are specified in html pages.

toRationalNumber

public static RationalNumber toRationalNumber(Number aNumber)