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.IOException; 028 import java.io.OutputStream; 029 import java.io.OutputStreamWriter; 030 import java.io.Writer; 031 032 import org.ujmp.core.Matrix; 033 import org.ujmp.core.exceptions.MatrixException; 034 import org.ujmp.core.util.StringUtil; 035 import org.ujmp.core.util.io.IntelligentFileWriter; 036 037 public class ExportMatrixHTML { 038 039 public static void toFile(File file, Matrix matrix, Object... parameters) throws IOException, 040 MatrixException { 041 IntelligentFileWriter writer = new IntelligentFileWriter(file); 042 toWriter(writer, matrix, parameters); 043 writer.close(); 044 } 045 046 public static void toStream(OutputStream outputStream, Matrix matrix, Object... parameters) 047 throws IOException, MatrixException { 048 OutputStreamWriter writer = new OutputStreamWriter(outputStream); 049 toWriter(writer, matrix, parameters); 050 writer.close(); 051 } 052 053 public static void toWriter(Writer out, Matrix m, Object... parameters) throws IOException, 054 MatrixException { 055 String EOL = System.getProperty("line.separator"); 056 057 long rowCount = m.getRowCount(); 058 long colCount = m.getColumnCount(); 059 060 out.append("<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01//EN\" "); 061 out.append("\"http://www.w3.org/TR/html4/strict.dtd\">" + EOL); 062 out.append("<body>" + EOL); 063 out.append("<html>" + EOL + EOL); 064 out.append("<table>" + EOL); 065 for (int row = 0; row < rowCount; row++) { 066 out.append("<tr>" + EOL); 067 for (int col = 0; col < colCount; col++) { 068 out.append("<td>"); 069 out.append(StringUtil.convert(m.getAsObject(row, col))); 070 out.append("</td>" + EOL); 071 } 072 out.append("</tr>" + EOL); 073 } 074 out.append("</table>" + EOL); 075 out.append("</body>" + EOL); 076 out.append("</html>" + EOL); 077 } 078 079 }