001    /*
002     * Licensed to the Apache Software Foundation (ASF) under one or more
003     * contributor license agreements.  See the NOTICE file distributed with
004     * this work for additional information regarding copyright ownership.
005     * The ASF licenses this file to You under the Apache License, Version 2.0
006     * (the "License"); you may not use this file except in compliance with
007     * the License.  You may obtain a copy of the License at
008     *
009     *      http://www.apache.org/licenses/LICENSE-2.0
010     *
011     * Unless required by applicable law or agreed to in writing, software
012     * distributed under the License is distributed on an "AS IS" BASIS,
013     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014     * See the License for the specific language governing permissions and
015     * limitations under the License.
016     */
017    package org.apache.commons.math.analysis.interpolation;
018    
019    import org.apache.commons.math.MathException;
020    import org.apache.commons.math.analysis.UnivariateRealFunction;
021    
022    /**
023     * Interface representing a univariate real interpolating function.
024     *
025     * @version $Revision: 821626 $ $Date: 2009-10-04 23:57:30 +0200 (dim. 04 oct. 2009) $
026     */
027    public interface UnivariateRealInterpolator {
028    
029        /**
030         * Computes an interpolating function for the data set.
031         * @param xval the arguments for the interpolation points
032         * @param yval the values for the interpolation points
033         * @return a function which interpolates the data set
034         * @throws MathException if arguments violate assumptions made by the
035         *         interpolation algorithm
036         */
037        UnivariateRealFunction interpolate(double xval[], double yval[])
038            throws MathException;
039    }