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.bigintegermatrix.calculation;
025    
026    import java.math.BigInteger;
027    
028    import org.ujmp.core.Coordinates;
029    import org.ujmp.core.Matrix;
030    import org.ujmp.core.MatrixFactory;
031    import org.ujmp.core.bigintegermatrix.BigIntegerMatrix;
032    import org.ujmp.core.bigintegermatrix.impl.BigIntegerCalculationMatrix;
033    import org.ujmp.core.calculation.AbstractCalculation;
034    import org.ujmp.core.enums.ValueType;
035    import org.ujmp.core.exceptions.MatrixException;
036    
037    public abstract class AbstractBigIntegerCalculation extends AbstractCalculation implements
038                    BigIntegerCalculation {
039            private static final long serialVersionUID = 6820193205334660103L;
040    
041            public AbstractBigIntegerCalculation(Matrix... sources) {
042                    super(sources);
043            }
044    
045            public AbstractBigIntegerCalculation(int dimension, Matrix... sources) {
046                    super(dimension, sources);
047            }
048    
049            public final BigIntegerMatrix calcNew() throws MatrixException {
050                    BigIntegerMatrix result = (BigIntegerMatrix) MatrixFactory.zeros(ValueType.BIGINTEGER,
051                                    getSize());
052                    for (long[] c : result.allCoordinates()) {
053                            result.setAsBigInteger(getBigInteger(c), c);
054                    }
055                    if (getAnnotation() != null) {
056                            result.setAnnotation(getAnnotation().clone());
057                    }
058                    return result;
059            }
060    
061            public final BigIntegerMatrix calcLink() throws MatrixException {
062                    return new BigIntegerCalculationMatrix(this);
063            }
064    
065            public final Matrix calcOrig() throws MatrixException {
066                    if (!Coordinates.equals(getSource().getSize(), getSize())) {
067                            throw new MatrixException(
068                                            "Cannot change Matrix size. Use calc(Ret.NEW) or calc(Ret.LINK) instead.");
069                    }
070                    for (long[] c : getSource().allCoordinates()) {
071                            getSource().setAsBigInteger(getBigInteger(c), c);
072                    }
073                    getSource().notifyGUIObject();
074                    return getSource();
075            }
076    
077            // this method is doing nothing, but it has to be there for submatrix or
078            // selection where it is overridden
079            public void setBigInteger(BigInteger value, long... coordinates) throws MatrixException {
080            }
081    
082            public final ValueType getValueType() {
083                    return ValueType.BIGINTEGER;
084            }
085    
086    }