Package freemarker.core
Class ArithmeticEngine.BigDecimalEngine
- java.lang.Object
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- freemarker.core.ArithmeticEngine
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- freemarker.core.ArithmeticEngine.BigDecimalEngine
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- Enclosing class:
- ArithmeticEngine
public static class ArithmeticEngine.BigDecimalEngine extends ArithmeticEngine
This is the default arithmetic engine in FreeMarker. It converts every number it receives intoBigDecimal
, then operates on these convertedBigDecimal
s.
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Nested Class Summary
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Nested classes/interfaces inherited from class freemarker.core.ArithmeticEngine
ArithmeticEngine.BigDecimalEngine, ArithmeticEngine.ConservativeEngine
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Field Summary
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Fields inherited from class freemarker.core.ArithmeticEngine
BIGDECIMAL_ENGINE, CONSERVATIVE_ENGINE, maxScale, minScale, roundingPolicy
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Constructor Summary
Constructors Constructor Description BigDecimalEngine()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description java.lang.Number
add(java.lang.Number first, java.lang.Number second)
int
compareNumbers(java.lang.Number first, java.lang.Number second)
java.lang.Number
divide(java.lang.Number first, java.lang.Number second)
java.lang.Number
modulus(java.lang.Number first, java.lang.Number second)
java.lang.Number
multiply(java.lang.Number first, java.lang.Number second)
java.lang.Number
subtract(java.lang.Number first, java.lang.Number second)
java.lang.Number
toNumber(java.lang.String s)
Should be able to parse all FTL numerical literals, Java Double toString results, and XML Schema numbers.-
Methods inherited from class freemarker.core.ArithmeticEngine
setMaxScale, setMinScale, setRoundingPolicy
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Method Detail
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compareNumbers
public int compareNumbers(java.lang.Number first, java.lang.Number second)
- Specified by:
compareNumbers
in classArithmeticEngine
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add
public java.lang.Number add(java.lang.Number first, java.lang.Number second)
- Specified by:
add
in classArithmeticEngine
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subtract
public java.lang.Number subtract(java.lang.Number first, java.lang.Number second)
- Specified by:
subtract
in classArithmeticEngine
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multiply
public java.lang.Number multiply(java.lang.Number first, java.lang.Number second)
- Specified by:
multiply
in classArithmeticEngine
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divide
public java.lang.Number divide(java.lang.Number first, java.lang.Number second)
- Specified by:
divide
in classArithmeticEngine
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modulus
public java.lang.Number modulus(java.lang.Number first, java.lang.Number second)
- Specified by:
modulus
in classArithmeticEngine
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toNumber
public java.lang.Number toNumber(java.lang.String s)
Description copied from class:ArithmeticEngine
Should be able to parse all FTL numerical literals, Java Double toString results, and XML Schema numbers. This means these should be parsed successfully, except if the arithmetical engine couldn't support the resulting value anyway (such as NaN, infinite, even non-integers):-123.45
,1.5e3
,1.5E3
,0005
,+0
,-0
,NaN
,INF
,-INF
,Infinity
,-Infinity
.- Specified by:
toNumber
in classArithmeticEngine
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