Package de.odysseus.el.misc

Class NumberOperations

java.lang.Object

de.odysseus.el.misc.NumberOperations

public class NumberOperations
extends Object

Arithmetic Operations as specified in chapter 1.7.

Field Summary

Fields

Modifier and Type	Field	Description
private static final Long	LONG_ZERO

Constructor Summary

Constructors

Constructor	Description
NumberOperations()

Method Summary

Modifier and Type	Method	Description
static final Number	add(TypeConverter converter, Object o1, Object o2)
static final Number	div(TypeConverter converter, Object o1, Object o2)
private static final boolean	isBigDecimalOrBigInteger(Object value)
private static final boolean	isBigDecimalOrFloatOrDoubleOrDotEe(Object value)
private static final boolean	isDotEe(Object value)
private static final boolean	isDotEe(String value)
private static final boolean	isFloatOrDouble(Object value)
private static final boolean	isFloatOrDoubleOrDotEe(Object value)
static final Number	mod(TypeConverter converter, Object o1, Object o2)
static final Number	mul(TypeConverter converter, Object o1, Object o2)
static final Number	neg(TypeConverter converter, Object value)
static final Number	sub(TypeConverter converter, Object o1, Object o2)

Methods inherited from class java.lang.Object

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

Field Details

LONG_ZERO

private static final Long LONG_ZERO

Constructor Details

NumberOperations

public NumberOperations()

Method Details

isDotEe

private static final boolean isDotEe(String value)

isDotEe

private static final boolean isDotEe(Object value)

isFloatOrDouble

private static final boolean isFloatOrDouble(Object value)

isFloatOrDoubleOrDotEe

private static final boolean isFloatOrDoubleOrDotEe(Object value)

isBigDecimalOrBigInteger

private static final boolean isBigDecimalOrBigInteger(Object value)

isBigDecimalOrFloatOrDoubleOrDotEe

private static final boolean isBigDecimalOrFloatOrDoubleOrDotEe(Object value)

add

public static final Number add(TypeConverter converter,
 Object o1,
 Object o2)

sub

public static final Number sub(TypeConverter converter,
 Object o1,
 Object o2)

mul

public static final Number mul(TypeConverter converter,
 Object o1,
 Object o2)

div

public static final Number div(TypeConverter converter,
 Object o1,
 Object o2)

mod

public static final Number mod(TypeConverter converter,
 Object o1,
 Object o2)

neg

public static final Number neg(TypeConverter converter,
 Object value)