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/**
 *  Unit-API - Units of Measurement API for Java
 *  Copyright (c) 2005-2014, Jean-Marie Dautelle, Werner Keil, V2COM.
 *
 * 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. Neither the name of JSR-363 nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 COPYRIGHT HOLDER OR CONTRIBUTORS 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 tec.units.ri.function;

import tec.units.ri.AbstractConverter;


/**
 * 

This class represents a converter dividing numeric values by π (Pi).

* *

This class is package private, instances are created * using the {@link PiMultiplierConverter#inverse()} method.

* * @author Jean-Marie Dautelle * @author Werner Keil * @version 0.3, August 3, 2014 */ final class PiDivisorConverter extends AbstractConverter implements ValueSupplier { //implements Immutable { /** * */ // private static final long serialVersionUID = 5052794216568914141L; /** * Creates a Pi multiplier converter. */ public PiDivisorConverter() { } @Override public double convert(double value) { return value / PI; } // @Override // public BigDecimal convert(BigDecimal value, MathContext ctx) throws ArithmeticException { // int nbrDigits = ctx.getPrecision(); // if (nbrDigits == 0) throw new ArithmeticException("Pi multiplication with unlimited precision"); // BigDecimal pi = PiMultiplierConverter.Pi.pi(nbrDigits); // return value.divide(pi, ctx).scaleByPowerOfTen(nbrDigits-1); // } @Override public AbstractConverter inverse() { return new PiMultiplierConverter(); } @Override public final String toString() { return "(1/π)"; } @Override public boolean equals(Object obj) { return (obj instanceof PiDivisorConverter); } @Override public int hashCode() { return 0; } @Override public boolean isLinear() { return true; } @Override public String getValue() { return toString(); } }




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