193 lines
6.4 KiB
Java
193 lines
6.4 KiB
Java
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package com.dbnt.faisp.util;
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import java.awt.image.BufferedImage;
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import java.io.BufferedReader;
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import java.io.DataOutputStream;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.IOException;
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import java.io.InputStreamReader;
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import java.io.OutputStream;
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import java.io.PrintWriter;
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import java.net.HttpURLConnection;
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import java.net.InetAddress;
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import java.net.NetworkInterface;
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import java.net.SocketException;
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import java.net.URL;
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import java.net.URLEncoder;
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import java.util.ArrayList;
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import java.util.Base64;
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import java.util.Date;
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import java.util.Enumeration;
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import java.util.List;
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import java.util.Map;
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import java.util.Random;
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import javax.imageio.ImageIO;
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import javax.servlet.http.Cookie;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import org.apache.logging.log4j.LogManager;
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import org.apache.logging.log4j.Logger;
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import org.apache.poi.ss.usermodel.Cell;
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import org.apache.poi.ss.usermodel.CellStyle;
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import org.apache.poi.ss.usermodel.FillPatternType;
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import org.apache.poi.ss.usermodel.HorizontalAlignment;
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import org.apache.poi.ss.usermodel.IndexedColors;
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import org.apache.poi.ss.usermodel.Row;
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import org.apache.poi.ss.usermodel.Sheet;
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import org.apache.poi.xssf.usermodel.XSSFDataFormat;
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import org.apache.poi.xssf.usermodel.XSSFWorkbook;
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import org.springframework.ui.Model;
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import org.springframework.util.FileCopyUtils;
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import com.dbnt.faisp.util.ParamMap;
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public class Utils {
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public static boolean isEmpty(final Object obj) {
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return !isNotEmpty(obj);
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}
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public static boolean isNotEmpty(final Object obj) {
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if(null == obj) return false;
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else {
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if(obj instanceof String) return "".equals(obj) ? false : true;
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else if(obj instanceof List) return !((List<?>)obj).isEmpty();
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else if(obj instanceof Map) return !((Map<?,?>)obj).isEmpty();
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// else if(obj instanceof Object[]) return 0 == Array.getLength(obj) ? false : true;
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else if(obj instanceof Integer) return !(null == obj);
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else if(obj instanceof Long) return !(null == obj);
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else return false;
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}
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}
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public static String getTimeStampString(final String format) {
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return getTimeStampString(new Date(), format);
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}
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public static String getTimeStampString(final Date date) {
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return getTimeStampString(date, "yyyyMMddHHmmss");
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}
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public static String getTimeStampString(final Date date, final String format){
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java.text.SimpleDateFormat formatter = new java.text.SimpleDateFormat (format, java.util.Locale.KOREA);
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return formatter.format(date);
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}
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public static String getTimeStampString(String date, final String format) {
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try {
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if(null == date || "".equals(date)) return "";
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Date d = null;
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date= date.replaceAll("-", "");
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switch(date.length()) {
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case 14: break;
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case 12: date += "00"; break;
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case 10: date += "0000"; break;
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case 8: date += "000000"; break;
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case 6: date += "01000000"; break;
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case 4: date += "0101000000"; break;
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default: return "";
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}
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java.text.SimpleDateFormat tmpFormat = new java.text.SimpleDateFormat("yyyyMMddHHmmss", java.util.Locale.KOREA);
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if("".equals(date)) d = new Date();
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else {
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tmpFormat.setLenient(true);
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d = tmpFormat.parse(date);
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}
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return getTimeStampString(d, format);
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} catch(Exception e) {
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e.printStackTrace();
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return "";
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}
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}
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public static void listToExcel(List<ParamMap> list, HttpServletResponse response, String[] headers, String[] headerNames, String[] columnType, String sheetName, String excelFileName) throws IOException {
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if(Utils.isNotEmpty(list)) {
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// 메모리에 100개의 행을 유지합니다. 행의 수가 넘으면 디스크에 적습니다.
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XSSFWorkbook wb = new XSSFWorkbook();
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Sheet sheet = wb.createSheet(sheetName);
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Row headerRow = sheet.createRow(0);
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CellStyle cellStyle1 = wb.createCellStyle(); //쉼표들어간 숫자 양식
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CellStyle cellStyle2 = wb.createCellStyle(); //숫자양식
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CellStyle headerStyle = wb.createCellStyle(); //숫자양식
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XSSFDataFormat format = wb.createDataFormat();
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cellStyle1.setDataFormat(format.getFormat("#,##0"));
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cellStyle2.setDataFormat(format.getFormat("#"));
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headerStyle.setAlignment(HorizontalAlignment.CENTER);
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headerStyle.setFillPattern(FillPatternType.SOLID_FOREGROUND);
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headerStyle.setFillForegroundColor((short)3);
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headerStyle.setFillForegroundColor(IndexedColors.LIME.getIndex());
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for(int i=0; i<list.size(); i++) {
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ParamMap rowData = list.get(i);
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Row row = sheet.createRow(i+1);
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for(int j=0; j<headers.length; j++) {
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Cell cell = row.createCell(j);
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if(columnType[j].equalsIgnoreCase("Money")) {
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cell.setCellValue(rowData.getInt(headers[j]));
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cell.setCellStyle(cellStyle1);
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} else if(columnType[j].equalsIgnoreCase("Int")) {
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cell.setCellValue(rowData.getInt(headers[j]));
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cell.setCellStyle(cellStyle2);
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} else if(columnType[j].equalsIgnoreCase("String")) {
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cell.setCellValue(rowData.getString(headers[j]));
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} else {
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cell.setCellValue(rowData.getString(headers[j]));
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}
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}
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}
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for(int j=0; j<headerNames.length; j++) {
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Cell cell = headerRow.createCell(j);
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cell.setCellValue(headerNames[j]);
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cell.setCellStyle(headerStyle);
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sheet.autoSizeColumn(j);
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sheet.setColumnWidth(j, (sheet.getColumnWidth(j)) + 1000);
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}
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//엑셀이름 한글깨짐방지
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String outputFileName = new String(excelFileName.getBytes("KSC5601"), "8859_1");
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response.setHeader("Set-Cookie", "fileDownload=true; path=/");
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response.setHeader("Content-Disposition", String.format("attachment; filename=\""+outputFileName+"_"+Utils.getTimeStampString("yyyyMMdd_HHmm")+".xlsx\""));
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wb.write(response.getOutputStream());
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wb.close();
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} else {
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response.setHeader("Content-Type", "text/html; charset=UTF-8");
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PrintWriter out = response.getWriter();
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out.write("<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\" \"http://www.w3.org/TR/html4/loose.dtd\">");
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out.write("<html lang=\"ko\">");
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out.write("<head>");
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out.write("<script type=\"text/javascript\">");
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out.write("alert('데이터가 없습니다.');");
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out.write("history.back(-1);");
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out.write("</script>");
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out.write("</head>");
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out.write("</html>");
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out.flush();
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out.close();
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}
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}
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}
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