001    /*
002     * Copyright (C) 2008-2010 by Holger Arndt
003     *
004     * This file is part of the Universal Java Matrix Package (UJMP).
005     * See the NOTICE file distributed with this work for additional
006     * information regarding copyright ownership and licensing.
007     *
008     * UJMP is free software; you can redistribute it and/or modify
009     * it under the terms of the GNU Lesser General Public License as
010     * published by the Free Software Foundation; either version 2
011     * of the License, or (at your option) any later version.
012     *
013     * UJMP is distributed in the hope that it will be useful,
014     * but WITHOUT ANY WARRANTY; without even the implied warranty of
015     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
016     * GNU Lesser General Public License for more details.
017     *
018     * You should have received a copy of the GNU Lesser General Public
019     * License along with UJMP; if not, write to the
020     * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
021     * Boston, MA  02110-1301  USA
022     */
023    
024    package org.ujmp.core.doublematrix.calculation;
025    
026    import org.ujmp.core.Coordinates;
027    import org.ujmp.core.Matrix;
028    import org.ujmp.core.MatrixFactory;
029    import org.ujmp.core.calculation.AbstractCalculation;
030    import org.ujmp.core.doublematrix.DoubleMatrix;
031    import org.ujmp.core.doublematrix.impl.DoubleCalculationMatrix;
032    import org.ujmp.core.enums.ValueType;
033    import org.ujmp.core.exceptions.MatrixException;
034    
035    public abstract class AbstractDoubleCalculation extends AbstractCalculation implements
036                    DoubleCalculation {
037    
038            private static final long serialVersionUID = -7509806754731040687L;
039    
040            public AbstractDoubleCalculation(Matrix... sources) {
041                    super(sources);
042            }
043    
044            public AbstractDoubleCalculation(int dimension, Matrix... sources) {
045                    super(dimension, sources);
046            }
047    
048            public DoubleMatrix calcLink() throws MatrixException {
049                    return new DoubleCalculationMatrix(this);
050            }
051    
052            public DoubleMatrix calcNew() throws MatrixException {
053                    DoubleMatrix result = (DoubleMatrix) MatrixFactory.zeros(ValueType.DOUBLE, getSize());
054                    for (long[] c : result.allCoordinates()) {
055                            result.setAsDouble(getDouble(c), c);
056                    }
057                    if (getAnnotation() != null) {
058                            result.setAnnotation(getAnnotation().clone());
059                    }
060                    return result;
061            }
062    
063            public Matrix calcOrig() throws MatrixException {
064                    if (!Coordinates.equals(getSource().getSize(), getSize())) {
065                            throw new MatrixException(
066                                            "Cannot change Matrix size. Use calc(Ret.NEW) or calc(Ret.LINK) instead.");
067                    }
068    
069                    for (long[] c : getSource().allCoordinates()) {
070                            getSource().setAsDouble(getDouble(c), c);
071                    }
072                    getSource().notifyGUIObject();
073                    return getSource();
074            }
075    
076            // this method is doing nothing, but it has to be there for submatrix or
077            // selection where it is overridden
078            public void setDouble(double value, long... coordinates) throws MatrixException {
079            }
080    
081            public final ValueType getValueType() {
082                    return ValueType.DOUBLE;
083            }
084    
085    }