// ex: se sts=4 sw=4 expandtab:
/**
* Yeti core library - Number interface.
*
* Copyright (c) 2007,2008 Madis Janson
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package yeti.lang;
import java.math.BigInteger;
import java.math.BigDecimal;
public final class IntNum extends Num {
public static final IntNum __2 = new IntNum(-2);
public static final IntNum __1 = new IntNum(-1);
public static final IntNum _0 = new IntNum(0);
public static final IntNum _1 = new IntNum(1);
public static final IntNum _2 = new IntNum(2);
public static final IntNum _3 = new IntNum(3);
public static final IntNum _4 = new IntNum(4);
public static final IntNum _5 = new IntNum(5);
public static final IntNum _6 = new IntNum(6);
public static final IntNum _7 = new IntNum(7);
public static final IntNum _8 = new IntNum(8);
public static final IntNum _9 = new IntNum(9);
private final long v;
public IntNum(int num) {
v = num;
}
public IntNum(long num) {
v = num;
}
public Num add(Num num) {
return num.add(v);
}
public Num add(RatNum num) {
return num.add(v);
}
public Num add(long num) {
if (num > 0 ? num > 0x3fffffffffffffffL || v > 0x3fffffffffffffffL
: num < -0x3fffffffffffffffL || v < -0x3fffffffffffffffL) {
return new BigNum(BigInteger.valueOf(v).add(
BigInteger.valueOf(num)));
}
return new IntNum(v + num);
}
public Num add(BigInteger num) {
return new BigNum(BigInteger.valueOf(v).add(num));
}
public Num mul(Num num) {
return num.mul(v);
}
public Num mul(long num) {
if (num < -0x7fffffffL || num > 0x7fffffffL
|| v < -0x7fffffffL || v > 0x7fffffffL) {
return new BigNum(BigInteger.valueOf(v).multiply(
BigInteger.valueOf(num)));
}
return new IntNum(v * num);
}
public Num mul(BigInteger num) {
return new BigNum(BigInteger.valueOf(v).multiply(num));
}
public Num mul(RatNum num) {
return num.mul(v);
}
public Num div(Num num) {
return num.divFrom(v);
}
public Num div(long num) {
return RatNum.div(v, num);
}
public Num divFrom(long num) {
return RatNum.div(num, v);
}
public Num divFrom(RatNum num) {
return num.div(v);
}
public Num intDiv(Num num) {
return num.intDivFrom(v);
}
public Num intDiv(int num) {
return new IntNum(v / num);
}
public Num intDivFrom(long num) {
return new IntNum(num / v);
}
public Num intDivFrom(BigInteger num) {
return new BigNum(num.divide(BigInteger.valueOf(v)));
}
public Num rem(Num num) {
return num.remFrom(v);
}
public Num rem(int num) {
return new IntNum(v % num);
}
public Num remFrom(long num) {
return new IntNum(num % v);
}
public Num remFrom(BigInteger num) {
return new BigNum(num.remainder(BigInteger.valueOf(v)));
}
public Num sub(Num num) {
return num.subFrom(v);
}
public Num sub(long num) {
long n;
if (num < 0 ? num < -0x3fffffffffffffffL || v > 0x3fffffffffffffffL
: num > 0x3fffffffffffffffL || v < -0x3fffffffffffffffL) {
return new BigNum(BigInteger.valueOf(v).subtract(
BigInteger.valueOf(num)));
}
return new IntNum(v - num);
}
public Num subFrom(long num) {
if (num < 0 ? num < -0x3fffffffffffffffL || v > 0x3fffffffffffffffL
: num > 0x3fffffffffffffffL || v < -0x3fffffffffffffffL) {
return new BigNum(BigInteger.valueOf(num).subtract(
BigInteger.valueOf(v)));
}
return new IntNum(num - v);
}
public Num subFrom(RatNum num) {
return num.sub(v);
}
public Num subFrom(BigInteger num) {
return new BigNum(num.subtract(BigInteger.valueOf(v)));
}
public Num and(Num num) {
return new IntNum(num.longValue() & v);
}
public Num and(BigInteger num) {
return new IntNum(num.longValue() & v);
}
public Num or(Num num) {
return num.or(v);
}
public Num or(long num) {
return new IntNum(num | v);
}
public Num xor(Num num) {
return num.xor(v);
}
public Num xor(long num) {
return new IntNum(num ^ v);
}
public byte byteValue() {
return (byte) v;
}
public short shortValue() {
return (short) v;
}
public int intValue() {
return (int) v;
}
public long longValue() {
return v;
}
public float floatValue() {
return v;
}
public double doubleValue() {
return v;
}
public int compareTo(Object num) {
return ((Num) num).rCompare(v);
}
public int rCompare(long num) {
return v < num ? 1 : v > num ? -1 : 0;
}
public int rCompare(RatNum num) {
return -num.rCompare(v);
}
public int rCompare(BigInteger num) {
return num.compareTo(BigInteger.valueOf(v));
}
public BigDecimal toBigDecimal() {
return BigDecimal.valueOf(v);
}
public String toString() {
return Long.toString(v);
}
public int hashCode() {
return (int) (v ^ (v >>> 32));
}
}