Java Rounding Mode normalizeRoundingMode(String roundingMode)

Description

Returns the given rounding mode if specified, or the default rounding mode.

License

Open Source License

Parameter

Parameter	Description
roundingMode	An optional rounding algorithm name.

Return

The rounding algorithm to be used by the caller.

Declaration

private static RoundingMode normalizeRoundingMode(String roundingMode) 

Method Source Code

//package com.java2s;
/*//ww  w .j  a  v a  2s .co  m
 * The MIT License (MIT)
 *
 * Copyright (c) 2015 Lachlan Dowding
 *
 * 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.
 */

import java.math.RoundingMode;

public class Main {
    /**
     * The default rounding mode used by the methods in this class.
     */
    public static RoundingMode DEFAULT_ROUNDING_MODE = RoundingMode.HALF_UP;

    /**
     * Returns the given rounding mode if specified, or the default rounding mode.
     *
     * @param roundingMode An optional rounding algorithm name.
     * @return The rounding algorithm to be used by the caller.
     */
    private static RoundingMode normalizeRoundingMode(String roundingMode) {
        return roundingMode == null ? DEFAULT_ROUNDING_MODE : RoundingMode.valueOf(roundingMode);
    }
}

Related

1. getOppositeRoundingMode(RoundingMode roundingMode)
2. roundHalfUp(double value)
3. sqrt(int x, RoundingMode mode)