    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.math3.geometry;
    018
    019    import java.io.Serializable;
    020
    021    import org.apache.commons.math3.exception.MathUnsupportedOperationException;
    022
    023    /** This interface represents a generic space, with affine and vectorial counterparts.
    024     * @version $Id: Space.java 1416643 2012-12-03 19:37:14Z tn $
    025     * @see Vector
    026     * @since 3.0
    027     */
    028    public interface Space extends Serializable {
    029
    030        /** Get the dimension of the space.
    031         * @return dimension of the space
    032         */
    033        int getDimension();
    034
    035        /** Get the n-1 dimension subspace of this space.
    036         * @return n-1 dimension sub-space of this space
    037         * @see #getDimension()
    038         * @exception MathUnsupportedOperationException for dimension-1 spaces
    039         * which do not have sub-spaces
    040         */
    041        Space getSubSpace() throws MathUnsupportedOperationException;
    042
    043    }