RealMatrixChangingVisitor
org.apache.commons.math3.linear

Interface RealMatrixChangingVisitor

    • Method Summary

      Methods 
      Modifier and TypeMethod and Description
      doubleend()
      End visiting a matrix.
      voidstart(int rows, int columns, int startRow, int endRow, int startColumn, int endColumn)
      Start visiting a matrix.
      doublevisit(int row, int column, double value)
      Visit one matrix entry.
    • Method Detail

      • start

        void start(int rows,         int columns,         int startRow,         int endRow,         int startColumn,         int endColumn)
        Start visiting a matrix.

        This method is called once before any entry of the matrix is visited.

        Parameters:
        rows - number of rows of the matrix
        columns - number of columns of the matrix
        startRow - Initial row index
        endRow - Final row index (inclusive)
        startColumn - Initial column index
        endColumn - Final column index (inclusive)
      • visit

        double visit(int row,           int column,           double value)
        Visit one matrix entry.
        Parameters:
        row - row index of the entry
        column - column index of the entry
        value - current value of the entry
        Returns:
        the new value to be set for the entry
      • end

        double end()
        End visiting a matrix.

        This method is called once after all entries of the matrix have been visited.

        Returns:
        the value that the walkInXxxOrder must return

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