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MathLib.numberOfLeadingZeros
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How to use
numberOfLeadingZeros
method
in
javolution.lang.MathLib

Best Java code snippets using javolution.lang.MathLib.numberOfLeadingZeros (Showing top 2 results out of 315)

origin: org.javolution/javolution-core-java

@Override
public int length() {
  if (bits.length == 0) return 0;
  return (bits.length << 6) - MathLib.numberOfLeadingZeros(bits[bits.length -1]);
}
origin: javolution/javolution

public  Index  valueOf(Record record) {
  int i = ((Index)record).intValue();
  int count= 0;
  for (int j = 0; j < _length;) {
    long l = bits[j++];
    count += MathLib.bitCount(l);
    if (count > i) { // Found word for record.
      int bitIndex = j << 6;
      while (count != i) {
        int shiftRight = MathLib.numberOfLeadingZeros(l) + 1;
        l <<= shiftRight;
        bitIndex -= shiftRight;
        count--;
      }
      return Index.valueOf(bitIndex);
    }
  }
  return null;
}
javolution.langMathLibnumberOfLeadingZeros

Javadoc

Returns the number of zero bits preceding the highest-order ("leftmost") one-bit in the two's complement binary representation of the specified long value. Returns 64 if the specifed value is zero.

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