Java tutorial
/* * TURNUS, the co-exploration framework * * Copyright (C) 2014 EPFL SCI STI MM * * This file is part of TURNUS. * * TURNUS is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * TURNUS is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with TURNUS. If not, see <http://www.gnu.org/licenses/>. * * Additional permission under GNU GPL version 3 section 7 * * If you modify this Program, or any covered work, by linking or combining it * with Eclipse (or a modified version of Eclipse or an Eclipse plugin or * an Eclipse library), containing parts covered by the terms of the * Eclipse Public License (EPL), the licensors of this Program grant you * additional permission to convey the resulting work. Corresponding Source * for a non-source form of such a combination shall include the source code * for the parts of Eclipse libraries used as well as that of the covered work. * */ package co.turnus.analysis.data.partitioning.io; import java.io.BufferedOutputStream; import java.io.File; import java.io.FileOutputStream; import java.io.OutputStream; import org.apache.poi.hssf.usermodel.HSSFFont; import org.apache.poi.hssf.usermodel.HSSFRichTextString; import org.apache.poi.hssf.usermodel.HSSFSheet; import org.apache.poi.hssf.usermodel.HSSFWorkbook; import org.apache.poi.ss.usermodel.Cell; import org.apache.poi.ss.usermodel.Row; import org.apache.poi.ss.util.CellRangeAddress; import co.turnus.TurnusRuntimeException; import co.turnus.analysis.data.partitioning.PartitioningData; import co.turnus.analysis.data.partitioning.PartitionsData; import co.turnus.dataflow.Actor; import co.turnus.dataflow.Network; import co.turnus.mapping.ActorsMapping; public class XlsPartitioningDataWriter { private HSSFFont titleFont; public void write(PartitioningData report, File file) { try { HSSFWorkbook workbook = new HSSFWorkbook(); titleFont = workbook.createFont(); titleFont.setFontName("Arial"); titleFont.setBoldweight(HSSFFont.BOLDWEIGHT_BOLD); int solutionId = 1; for (PartitionsData data : report.getPartitionsData()) { writeData(workbook, data, report.getNetwork(), report.getAlgorithm(), solutionId++); } OutputStream out = new FileOutputStream(file); out = new BufferedOutputStream(out); workbook.write(out); out.close(); } catch (Exception e) { throw new TurnusRuntimeException("Error writing the excel file " + file, e.getCause()); } } private void writeData(HSSFWorkbook workbook, PartitionsData data, Network network, String algorithm, int solutionId) { HSSFSheet sheet = workbook.createSheet("Partition " + solutionId); Cell cell = sheet.createRow(0).createCell(0); HSSFRichTextString title = new HSSFRichTextString(algorithm + " Results"); title.applyFont(titleFont); cell.setCellValue(title); Row row = sheet.createRow(3); sheet.addMergedRegion(new CellRangeAddress(3, 3, 0, 3)); row.createCell(0).setCellValue("Algorithm specific Parameters"); row = sheet.createRow(4); int cellNum = 0; for (String attrName : data.getKeyAttributes()) { row.createCell(cellNum++).setCellValue(attrName); Object val = data.getAttribute(attrName); row.createCell(cellNum++).setCellValue(val.toString()); } row = sheet.createRow(5); sheet.addMergedRegion(new CellRangeAddress(5, 5, 0, 1)); row.createCell(0).setCellValue("Partitions"); row = sheet.createRow(6); row.createCell(0).setCellValue("id"); row.createCell(1).setCellValue("Actors"); int rown = 7; row = sheet.createRow(rown); for (ActorsMapping p : data.getMapping().getActorsMappings()) { row.createCell(0).setCellValue(p.getId()); for (Actor a : p.getActors()) { row.createCell(1).setCellValue(a.getId()); row = sheet.createRow(++rown); } } } }