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Java Source Code / Java Documentation » Apache Harmony Java SE » java package » java.math 
Source Cross Reference  Class Diagram Java Document (Java Doc) 


java.lang.Object
   java.math.Logical

Logical
class Logical (Code)
The library implements some logical operations over BigInteger . The operations provided are listed below.
  • not
  • and
  • andNot
  • or
  • xor

author:
   Intel Middleware Product Division
author:
   Instituto Tecnologico de Cordoba




Method Summary
static  BigIntegerand(BigInteger val, BigInteger that)
    
static  BigIntegerandDiffSigns(BigInteger positive, BigInteger negative)
    
static  BigIntegerandNegative(BigInteger longer, BigInteger shorter)
    
static  BigIntegerandNot(BigInteger val, BigInteger that)
    
static  BigIntegerandNotNegative(BigInteger val, BigInteger that)
    
static  BigIntegerandNotNegativePositive(BigInteger negative, BigInteger positive)
    
static  BigIntegerandNotPositive(BigInteger val, BigInteger that)
    
static  BigIntegerandNotPositiveNegative(BigInteger positive, BigInteger negative)
    
static  BigIntegerandPositive(BigInteger val, BigInteger that)
    
static  BigIntegernot(BigInteger val)
    
static  BigIntegeror(BigInteger val, BigInteger that)
    
static  BigIntegerorDiffSigns(BigInteger positive, BigInteger negative)
    
static  BigIntegerorNegative(BigInteger val, BigInteger that)
    
static  BigIntegerorPositive(BigInteger longer, BigInteger shorter)
    
static  BigIntegerxor(BigInteger val, BigInteger that)
    
static  BigIntegerxorDiffSigns(BigInteger positive, BigInteger negative)
    
static  BigIntegerxorNegative(BigInteger val, BigInteger that)
    
static  BigIntegerxorPositive(BigInteger longer, BigInteger shorter)
    



Method Detail
and
static BigInteger and(BigInteger val, BigInteger that)(Code)

See Also:   BigInteger.and(BigInteger)
See Also:   



andDiffSigns
static BigInteger andDiffSigns(BigInteger positive, BigInteger negative)(Code)
sign = positive.magnitude & magnitude = -negative.magnitude



andNegative
static BigInteger andNegative(BigInteger longer, BigInteger shorter)(Code)
sign = -1, magnitude = -(-longer.magnitude & -shorter.magnitude)



andNot
static BigInteger andNot(BigInteger val, BigInteger that)(Code)

See Also:   BigInteger.andNot(BigInteger)
See Also:   



andNotNegative
static BigInteger andNotNegative(BigInteger val, BigInteger that)(Code)
sign = 1, magnitude = -val.magnitude & ~(-that.magnitude)



andNotNegativePositive
static BigInteger andNotNegativePositive(BigInteger negative, BigInteger positive)(Code)
sign = -1, magnitude = -(-negative.magnitude & ~positive.magnitude)



andNotPositive
static BigInteger andNotPositive(BigInteger val, BigInteger that)(Code)
sign = 1, magnitude = val.magnitude & ~that.magnitude



andNotPositiveNegative
static BigInteger andNotPositiveNegative(BigInteger positive, BigInteger negative)(Code)
sign = 1, magnitude = positive.magnitude & ~(-negative.magnitude)



andPositive
static BigInteger andPositive(BigInteger val, BigInteger that)(Code)
sign = 1, magnitude = val.magnitude & that.magnitude



not
static BigInteger not(BigInteger val)(Code)

See Also:   BigInteger.not
See Also:   



or
static BigInteger or(BigInteger val, BigInteger that)(Code)

See Also:   BigInteger.or(BigInteger)
See Also:   



orDiffSigns
static BigInteger orDiffSigns(BigInteger positive, BigInteger negative)(Code)
sign = -1, magnitude = -(positive.magnitude | -negative.magnitude)



orNegative
static BigInteger orNegative(BigInteger val, BigInteger that)(Code)
sign = -1, magnitude = -(-val.magnitude | -that.magnitude)



orPositive
static BigInteger orPositive(BigInteger longer, BigInteger shorter)(Code)
sign = 1, magnitude = longer.magnitude | shorter.magnitude



xor
static BigInteger xor(BigInteger val, BigInteger that)(Code)

See Also:   BigInteger.xor(BigInteger)
See Also:   



xorDiffSigns
static BigInteger xorDiffSigns(BigInteger positive, BigInteger negative)(Code)
sign = 1, magnitude = -(positive.magnitude ^ -negative.magnitude)



xorNegative
static BigInteger xorNegative(BigInteger val, BigInteger that)(Code)
sign = 0, magnitude = -val.magnitude ^ -that.magnitude



xorPositive
static BigInteger xorPositive(BigInteger longer, BigInteger shorter)(Code)
sign = 0, magnitude = longer.magnitude | shorter.magnitude



Methods inherited from java.lang.Object
protected Object clone() throws CloneNotSupportedException(Code)(Java Doc)
public boolean equals(Object object)(Code)(Java Doc)
protected void finalize() throws Throwable(Code)(Java Doc)
final public Class<? extends Object> getClass()(Code)(Java Doc)
public int hashCode()(Code)(Java Doc)
final public void notify()(Code)(Java Doc)
final public void notifyAll()(Code)(Java Doc)
public String toString()(Code)(Java Doc)
final public void wait(long millis, int nanos) throws InterruptedException(Code)(Java Doc)
final public void wait(long millis) throws InterruptedException(Code)(Java Doc)
final public void wait() throws InterruptedException(Code)(Java Doc)

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