/*
 * Copyright 2005, Sixth and Red River Software
 *
 *  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.
 */

package com.sixrr.metrics.ui.charts;

class GraphUtils {
    private GraphUtils() {
        super();
    }

    public static double[] stripNulls(Double[] points) {
        int numNonNullDatapoints = 0;
        for (Double point : points) {
            if (point != null) {
                numNonNullDatapoints++;
            }
        }
        final double[] clonedData = new double[numNonNullDatapoints];
        int currentCount = 0;
        for (Double point : points) {
            if (point != null) {
                clonedData[currentCount] = point;
                currentCount++;
            }
        }
        return clonedData;
    }
}