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package org.javafunk.funk;

import org.javafunk.funk.functors.Mapper;

import java.math.BigDecimal;
import java.math.BigInteger;

public class BigIntegers {
    public static Mapper fromStringToBigInteger() {
        return new Mapper() {
            @Override public BigInteger map(String input) {
                return new BigInteger(input);
            }
        };
    }

    public static Mapper fromIntegerToBigInteger() {
        return new Mapper() {
            @Override public BigInteger map(Integer input) {
                return new BigInteger(input.toString());
            }
        };
    }

    public static Mapper fromLongToBigInteger() {
        return new Mapper() {
            @Override public BigInteger map(Long input) {
                return new BigInteger(input.toString());
            }
        };
    }

    public static Mapper fromFloatToBigInteger() {
        return new Mapper() {
            @Override public BigInteger map(Float input) {
                return new BigInteger(((Integer) input.intValue()).toString());
            }
        };
    }

    public static Mapper fromDoubleToBigInteger() {
        return new Mapper() {
            @Override public BigInteger map(Double input) {
                return new BigInteger(((Long) input.longValue()).toString());
            }
        };
    }

    public static Mapper fromBigDecimalToBigInteger() {
        return new Mapper() {
            @Override public BigInteger map(BigDecimal input) {
                return input.toBigInteger();
            }
        };
    }
}




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