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.datematrix.impl;
025    
026    import java.util.Date;
027    
028    import org.ujmp.core.Matrix;
029    import org.ujmp.core.datematrix.DateMatrix;
030    import org.ujmp.core.enums.ValueType;
031    import org.ujmp.core.exceptions.MatrixException;
032    import org.ujmp.core.genericmatrix.impl.DefaultSparseGenericMatrix;
033    import org.ujmp.core.util.MathUtil;
034    
035    public class DefaultSparseDateMatrix extends DefaultSparseGenericMatrix<Date> implements DateMatrix {
036            private static final long serialVersionUID = 2390606192648342906L;
037    
038            public DefaultSparseDateMatrix(Matrix m) throws MatrixException {
039                    super(m, -1);
040            }
041    
042            public DefaultSparseDateMatrix(Matrix m, int maximumNumberOfEntries) throws MatrixException {
043                    super(m, maximumNumberOfEntries);
044            }
045    
046            public DefaultSparseDateMatrix(long... size) {
047                    super(size);
048            }
049    
050            public DefaultSparseDateMatrix(int maximumNumberOfEntries, long... size) {
051                    super(maximumNumberOfEntries, size);
052            }
053    
054            
055            public final ValueType getValueType() {
056                    return ValueType.DATE;
057            }
058    
059            
060            public Date getDate(long... coordinates) throws MatrixException {
061                    return MathUtil.getDate(getObject(coordinates));
062            }
063    
064            
065            public void setDate(Date date, long... coordinates) throws MatrixException {
066                    setObject(date, coordinates);
067            }
068    
069    }