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Commons Math example source code file (

This example Commons Math source code file ( is included in the "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Commons Math tags/keywords

fieldelement, fieldelement, fieldmatrixpreservingvisitor, fieldmatrixpreservingvisitor, matrixvisitorexception, matrixvisitorexception, t, t

The Commons Math source code

 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * See the License for the specific language governing permissions and
 * limitations under the License.

package org.apache.commons.math.linear;

import org.apache.commons.math.FieldElement;

 * Interface defining a visitor for matrix entries.
 * @param <T> the type of the field elements
 * @version $Revision: 811685 $ $Date: 2009-09-05 13:36:48 -0400 (Sat, 05 Sep 2009) $
 * @since 2.0
public interface FieldMatrixPreservingVisitor<T extends FieldElement {

     * Start visiting a matrix.
     * <p>This method is called once before any entry of the matrix is visited.

* @param rows number of rows of the matrix * @param columns number of columns of the matrix * @param startRow Initial row index * @param endRow Final row index (inclusive) * @param startColumn Initial column index * @param endColumn Final column index (inclusive) */ void start(int rows, int columns, int startRow, int endRow, int startColumn, int endColumn); /** * Visit one matrix entry. * @param row row index of the entry * @param column column index of the entry * @param value current value of the entry * @throws MatrixVisitorException if something wrong occurs */ void visit(int row, int column, T value) throws MatrixVisitorException; /** * End visiting a matrix. * <p>This method is called once after all entries of the matrix have been visited.

* @return the value that the <code>walkInXxxOrder must return */ T end(); }

Other Commons Math examples (source code examples)

Here is a short list of links related to this Commons Math source code file:

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