001 package org.codehaus.groovy.runtime;
002
003 /**
004 * BigInteger NumberMath operations
005 *
006 * @author Steve Goetze
007 */
008 public class BigIntegerMath extends NumberMath {
009
010 protected static BigIntegerMath instance = new BigIntegerMath();
011
012 private BigIntegerMath() {}
013
014 protected Number absImpl(Number number) {
015 return toBigInteger(number).abs();
016 }
017
018 protected Number addImpl(Number left, Number right) {
019 return toBigInteger(left).add(toBigInteger(right));
020 }
021 protected Number subtractImpl(Number left, Number right) {
022 return toBigInteger(left).subtract(toBigInteger(right));
023 }
024
025 protected Number multiplyImpl(Number left, Number right) {
026 return toBigInteger(left).multiply(toBigInteger(right));
027 }
028
029 protected Number divideImpl(Number left, Number right) {
030 return BigDecimalMath.instance.divideImpl(left, right);
031 }
032
033 protected int compareToImpl(Number left, Number right) {
034 return toBigInteger(left).compareTo(toBigInteger(right));
035 }
036
037 protected Number intdivImpl(Number left, Number right) {
038 return toBigInteger(left).divide(toBigInteger(right));
039 }
040
041 protected Number modImpl(Number left, Number right) {
042 return toBigInteger(left).mod(toBigInteger(right));
043 }
044
045 protected Number negateImpl(Number left) {
046 return toBigInteger(left).negate();
047 }
048
049 protected Number bitNegateImpl(Number left) {
050 return toBigInteger(left).not();
051 }
052
053 protected Number orImpl(Number left, Number right) {
054 return toBigInteger(left).or(toBigInteger(right));
055 }
056
057 protected Number andImpl(Number left, Number right) {
058 return toBigInteger(left).and(toBigInteger(right));
059 }
060
061 protected Number xorImpl(Number left, Number right) {
062 return toBigInteger(left).xor(toBigInteger(right));
063 }
064 }