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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

defaultrealmatrixpreservingvisitor, defaultrealmatrixpreservingvisitor, matrixvisitorexception, matrixvisitorexception, realmatrixpreservingvisitor, realmatrixpreservingvisitor

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;

 * Default implementation of the {@link RealMatrixPreservingVisitor} interface.
 * <p>
 * This class is a convenience to create custom visitors without defining all
 * methods. This class provides default implementations that do nothing.
 * </p>
 * @version $Revision: 811685 $ $Date: 2009-09-05 13:36:48 -0400 (Sat, 05 Sep 2009) $
 * @since 2.0
public class DefaultRealMatrixPreservingVisitor implements RealMatrixPreservingVisitor {

    /** {@inheritDoc} */
    public void start(int rows, int columns,
                      int startRow, int endRow, int startColumn, int endColumn) {

    /** {@inheritDoc} */
    public void visit(int row, int column, double value)
        throws MatrixVisitorException {

    /** {@inheritDoc} */
    public double end() {
        return 0;


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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