/* * Copyright 2011-2014, by Vladimir Kostyukov and Contributors. * * This file is part of la4j project (http://la4j.org) * * 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. * * Contributor(s): - * */ package org.la4j.iterator; public abstract class MatrixIterator extends CursorIterator { protected final int rows; protected final int columns; public MatrixIterator(int rows, int columns) { this.rows = rows; this.columns = columns; } public abstract int rowIndex(); public abstract int columnIndex(); public abstract MatrixIterator orElseAdd(final MatrixIterator those); public abstract MatrixIterator orElseSubtract(final MatrixIterator those); public abstract MatrixIterator andAlsoMultiply(final MatrixIterator those); public abstract MatrixIterator andAlsoDivide(final MatrixIterator those); }