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.io;
025    
026    import java.io.File;
027    import java.io.InputStream;
028    import java.lang.reflect.Method;
029    
030    import org.ujmp.core.Matrix;
031    import org.ujmp.core.exceptions.MatrixException;
032    
033    public abstract class ImportMatrixPDF {
034    
035            public static Matrix fromFile(File file, Object... parameters) {
036                    try {
037                            Class<?> c = Class.forName("org.ujmp.pdfbox.ImportMatrixPDF");
038                            Method method = c.getMethod("fromFile", new Class[] { File.class, Object[].class });
039                            Matrix matrix = (Matrix) method.invoke(null, file, parameters);
040                            return matrix;
041                    } catch (Exception e) {
042                            throw new MatrixException("ujmp-pdfbox not found in classpath", e);
043                    }
044            }
045    
046            public static Matrix fromStream(InputStream stream, Object... parameters) {
047                    try {
048                            Class<?> c = Class.forName("org.ujmp.pdfbox.ImportMatrixPDF");
049                            Method method = c.getMethod("fromStream", new Class[] { InputStream.class,
050                                            Object[].class });
051                            Matrix matrix = (Matrix) method.invoke(null, stream, parameters);
052                            return matrix;
053                    } catch (Exception e) {
054                            throw new MatrixException("ujmp-pdfbox not found in classpath", e);
055                    }
056            }
057    
058    }