/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.codehaus.groovy.runtime.typehandling;
/**
* Integer NumberMath operations
*
* @author Steve Goetze
*/
public final class IntegerMath extends NumberMath {
public static final IntegerMath INSTANCE = new IntegerMath();
private IntegerMath() {}
protected Number absImpl(Number number) {
return Integer.valueOf(Math.abs(number.intValue()));
}
public Number addImpl(Number left, Number right) {
return Integer.valueOf(left.intValue() + right.intValue());
}
public Number subtractImpl(Number left, Number right) {
return Integer.valueOf(left.intValue() - right.intValue());
}
public Number multiplyImpl(Number left, Number right) {
return Integer.valueOf(left.intValue() * right.intValue());
}
public Number divideImpl(Number left, Number right) {
return BigDecimalMath.INSTANCE.divideImpl(left, right);
}
public int compareToImpl(Number left, Number right) {
int leftVal = left.intValue();
int rightVal = right.intValue();
return (leftVal<rightVal ? -1 : (leftVal==rightVal ? 0 : 1));
}
protected Number orImpl(Number left, Number right) {
return Integer.valueOf(left.intValue() | right.intValue());
}
protected Number andImpl(Number left, Number right) {
return Integer.valueOf(left.intValue() & right.intValue());
}
protected Number xorImpl(Number left, Number right) {
return Integer.valueOf(left.intValue() ^ right.intValue());
}
protected Number intdivImpl(Number left, Number right) {
return Integer.valueOf(left.intValue() / right.intValue());
}
protected Number modImpl(Number left, Number right) {
return Integer.valueOf(left.intValue() % right.intValue());
}
protected Number unaryMinusImpl(Number left) {
return Integer.valueOf(-left.intValue());
}
protected Number unaryPlusImpl(Number left) {
return Integer.valueOf(left.intValue());
}
protected Number bitwiseNegateImpl(Number left) {
return Integer.valueOf(~left.intValue());
}
protected Number leftShiftImpl(Number left, Number right) {
return Integer.valueOf(left.intValue() << right.intValue());
}
protected Number rightShiftImpl(Number left, Number right) {
return Integer.valueOf(left.intValue() >> right.intValue());
}
protected Number rightShiftUnsignedImpl(Number left, Number right) {
return Integer.valueOf(left.intValue() >>> right.intValue());
}
}