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The module for FunctionalJ Core.
// ============================================================================
// Copyright (c) 2017-2019 Nawapunth Manusitthipol (NawaMan - http://nawaman.net).
// ----------------------------------------------------------------------------
// MIT License
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
// ============================================================================
package functionalj.lens.lenses;
import java.math.BigDecimal;
import java.math.BigInteger;
import java.util.function.Function;
import java.util.function.ToIntFunction;
import functionalj.tuple.Tuple;
import functionalj.tuple.Tuple2;
import lombok.val;
@SuppressWarnings("javadoc")
@FunctionalInterface
public interface IntegerAccess
extends
NumberAccess>,
ToIntFunction,
ConcreteAccess> {
// TODO - applyAsInt should be used first if the function from primitive ... find a way to do this.
@Override
public default IntegerAccess newAccess(Function accessToValue) {
return accessToValue::apply;
}
public default int applyAsInt(HOST host) {
return apply(host).intValue();
}
public default MathOperators __mathOperators() {
return __IntMathOperators;
}
public default IntegerAccess bitAnd(int value) {
return intAccess(0, i -> i & value);
}
public default IntegerAccess bitOr(int value) {
return intAccess(0, i -> i | value);
}
public default BooleanAccess bitAt(int bitIndex) {
val p = (int)Math.pow(2, bitIndex);
return booleanAccess(false, i -> (i & p) != 0);
}
public static MathOperators __IntMathOperators = new MathOperators() {
@Override
public Integer zero() {
return 0;
}
@Override
public Integer one() {
return 1;
}
@Override
public Integer minusOne() {
return -1;
}
@Override
public Integer toInteger(Integer number) {
return (number == null) ? 0 : number.intValue();
}
@Override
public Long toLong(Integer number) {
return (long)toInteger(number);
}
@Override
public Double toDouble(Integer number) {
return (double)toInteger(number);
}
@Override
public BigInteger toBigInteger(Integer number) {
return BigInteger.valueOf(toInteger(number));
}
@Override
public BigDecimal toBigDecimal(Integer number) {
return new BigDecimal(toInteger(number));
}
@Override
public Integer add(Integer number1, Integer number2) {
int v1 = (number1 == null) ? 0 : number1.intValue();
int v2 = (number2 == null) ? 0 : number2.intValue();
return v1 + v2;
}
@Override
public Integer subtract(Integer number1, Integer number2) {
int v1 = (number1 == null) ? 0 : number1.intValue();
int v2 = (number2 == null) ? 0 : number2.intValue();
return v1 - v2;
}
@Override
public Integer multiply(Integer number1, Integer number2) {
int v1 = (number1 == null) ? 0 : number1.intValue();
int v2 = (number2 == null) ? 0 : number2.intValue();
return v1 * v2;
}
@Override
public Integer divide(Integer number1, Integer number2) {
int v1 = (number1 == null) ? 0 : number1.intValue();
int v2 = (number2 == null) ? 0 : number2.intValue();
return v1 / v2;
}
@Override
public Integer remainder(Integer number1, Integer number2) {
int v1 = (number1 == null) ? 0 : number1.intValue();
int v2 = (number2 == null) ? 0 : number2.intValue();
return v1 % v2;
}
@Override
public Tuple2 divideAndRemainder(Integer number1, Integer number2) {
int v1 = (number1 == null) ? 0 : number1.intValue();
int v2 = (number2 == null) ? 0 : number2.intValue();
return Tuple.of(v1 / v2, v1 % v2);
}
@Override
public Integer pow(Integer number1, Integer number2) {
int v1 = (number1 == null) ? 0 : number1.intValue();
int v2 = (number2 == null) ? 0 : number2.intValue();
return (int)Math.pow(v1, v2);
}
@Override
public Integer abs(Integer number) {
int v = (number == null) ? 0 : number.intValue();
return Math.abs(v);
}
@Override
public Integer negate(Integer number) {
int v = (number == null) ? 0 : number.intValue();
return Math.negateExact(v);
}
@Override
public Integer signum(Integer number) {
int v = (number == null) ? 0 : number.intValue();
return (int)Math.signum(v);
}
@Override
public Integer min(Integer number1, Integer number2) {
int v1 = (number1 == null) ? 0 : number1.intValue();
int v2 = (number2 == null) ? 0 : number2.intValue();
return Math.min(v1, v2);
}
@Override
public Integer max(Integer number1, Integer number2) {
int v1 = (number1 == null) ? 0 : number1.intValue();
int v2 = (number2 == null) ? 0 : number2.intValue();
return Math.max(v1, v2);
}
};
}