/** {@inheritDoc} */
public void setSubMatrix(final double[][] subMatrix, final int row, final int column)
throws NoDataException, OutOfRangeException, DimensionMismatchException,
NullArgumentException {
MathUtils.checkNotNull(subMatrix);
final int nRows = subMatrix.length;
if (nRows == 0) {
throw new NoDataException(LocalizedFormats.AT_LEAST_ONE_ROW);
}
final int nCols = subMatrix[0].length;
if (nCols == 0) {
throw new NoDataException(LocalizedFormats.AT_LEAST_ONE_COLUMN);
}
for (int r = 1; r < nRows; ++r) {
if (subMatrix[r].length != nCols) {
throw new DimensionMismatchException(nCols, subMatrix[r].length);
}
}
MatrixUtils.checkRowIndex(this, row);
MatrixUtils.checkColumnIndex(this, column);
MatrixUtils.checkRowIndex(this, nRows + row - 1);
MatrixUtils.checkColumnIndex(this, nCols + column - 1);
for (int i = 0; i < nRows; ++i) {
for (int j = 0; j < nCols; ++j) {
setEntry(row + i, column + j, subMatrix[i][j]);
}
}
}
/** {@inheritDoc} */
public void setColumn(final int column, final double[] array) {
MatrixUtils.checkColumnIndex(this, column);
final int nRows = getRowDimension();
if (array.length != nRows) {
throw new MatrixDimensionMismatchException(array.length, 1, nRows, 1);
}
for (int i = 0; i < nRows; ++i) {
setEntry(i, column, array[i]);
}
}
/** {@inheritDoc} */
public void setRow(final int row, final double[] array) {
MatrixUtils.checkRowIndex(this, row);
final int nCols = getColumnDimension();
if (array.length != nCols) {
throw new MatrixDimensionMismatchException(1, array.length, 1, nCols);
}
for (int i = 0; i < nCols; ++i) {
setEntry(row, i, array[i]);
}
}
/** {@inheritDoc} */
public void setColumnVector(final int column, final RealVector vector) {
MatrixUtils.checkColumnIndex(this, column);
final int nRows = getRowDimension();
if (vector.getDimension() != nRows) {
throw new MatrixDimensionMismatchException(vector.getDimension(), 1, nRows, 1);
}
for (int i = 0; i < nRows; ++i) {
setEntry(i, column, vector.getEntry(i));
}
}
/** {@inheritDoc} */
public void setRowVector(final int row, final RealVector vector) {
MatrixUtils.checkRowIndex(this, row);
final int nCols = getColumnDimension();
if (vector.getDimension() != nCols) {
throw new MatrixDimensionMismatchException(1, vector.getDimension(), 1, nCols);
}
for (int i = 0; i < nCols; ++i) {
setEntry(row, i, vector.getEntry(i));
}
}
/** {@inheritDoc} */
public void setColumnMatrix(final int column, final RealMatrix matrix) {
MatrixUtils.checkColumnIndex(this, column);
final int nRows = getRowDimension();
if ((matrix.getRowDimension() != nRows) || (matrix.getColumnDimension() != 1)) {
throw new MatrixDimensionMismatchException(
matrix.getRowDimension(), matrix.getColumnDimension(), nRows, 1);
}
for (int i = 0; i < nRows; ++i) {
setEntry(i, column, matrix.getEntry(i, 0));
}
}
/** {@inheritDoc} */
public void setRowMatrix(final int row, final RealMatrix matrix) {
MatrixUtils.checkRowIndex(this, row);
final int nCols = getColumnDimension();
if ((matrix.getRowDimension() != 1) || (matrix.getColumnDimension() != nCols)) {
throw new MatrixDimensionMismatchException(
matrix.getRowDimension(), matrix.getColumnDimension(), 1, nCols);
}
for (int i = 0; i < nCols; ++i) {
setEntry(row, i, matrix.getEntry(0, i));
}
}
/** {@inheritDoc} */
public double walkInColumnOrder(final RealMatrixChangingVisitor visitor) {
final int rows = getRowDimension();
final int columns = getColumnDimension();
visitor.start(rows, columns, 0, rows - 1, 0, columns - 1);
for (int column = 0; column < columns; ++column) {
for (int row = 0; row < rows; ++row) {
final double oldValue = getEntry(row, column);
final double newValue = visitor.visit(row, column, oldValue);
setEntry(row, column, newValue);
}
}
return visitor.end();
}
/** {@inheritDoc} */
public double walkInColumnOrder(
final RealMatrixChangingVisitor visitor,
final int startRow,
final int endRow,
final int startColumn,
final int endColumn) {
MatrixUtils.checkSubMatrixIndex(this, startRow, endRow, startColumn, endColumn);
visitor.start(
getRowDimension(), getColumnDimension(), startRow, endRow, startColumn, endColumn);
for (int column = startColumn; column <= endColumn; ++column) {
for (int row = startRow; row <= endRow; ++row) {
final double oldValue = getEntry(row, column);
final double newValue = visitor.visit(row, column, oldValue);
setEntry(row, column, newValue);
}
}
return visitor.end();
}
/** {@inheritDoc} */
public void multiplyEntry(int row, int column, double factor) throws OutOfRangeException {
MatrixUtils.checkMatrixIndex(this, row, column);
setEntry(row, column, getEntry(row, column) * factor);
}
/** {@inheritDoc} */
public void addToEntry(int row, int column, double increment) throws OutOfRangeException {
MatrixUtils.checkMatrixIndex(this, row, column);
setEntry(row, column, getEntry(row, column) + increment);
}
/** {@inheritDoc} */
public void multiplyEntry(int row, int column, double factor) {
MatrixUtils.checkMatrixIndex(this, row, column);
setEntry(row, column, getEntry(row, column) * factor);
}
/** {@inheritDoc} */
public void addToEntry(int row, int column, double increment) {
MatrixUtils.checkMatrixIndex(this, row, column);
setEntry(row, column, getEntry(row, column) + increment);
}