Java Number Round roundTo(final double VALUE, final double TARGET)

Description

round To

License

Apache License

Declaration

public static final double roundTo(final double VALUE, final double TARGET) 

Method Source Code

//package com.java2s;
/*//  ww w.  j  av a 2  s .co m
 * Copyright (c) 2017 by Gerrit Grunwald
 *
 * Licensed 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.
 */

public class Main {
    public static final double roundTo(final double VALUE, final double TARGET) {
        return TARGET * (Math.round(VALUE / TARGET));
    }

    public static final double round(final double VALUE, final int PRECISION) {
        final int SCALE = (int) Math.pow(10, PRECISION);
        return (double) Math.round(VALUE * SCALE) / SCALE;
    }
}

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