JasperUtil

package com.ynashk.shg.util;

import net.sf.jasperreports.engine.JRException;
import net.sf.jasperreports.engine.JasperFillManager;
import net.sf.jasperreports.engine.JasperPrint;
import net.sf.jasperreports.engine.JasperReport;
import net.sf.jasperreports.engine.export.HtmlExporter;
import net.sf.jasperreports.engine.export.JRPdfExporter;
import net.sf.jasperreports.engine.export.ooxml.JRDocxExporter;
import net.sf.jasperreports.engine.export.ooxml.JRXlsxExporter;
import net.sf.jasperreports.engine.util.JRLoader;
import net.sf.jasperreports.export.*;
import org.springframework.core.io.ClassPathResource;

import javax.servlet.http.HttpServletResponse;
import java.io.*;
import java.net.URLEncoder;
import java.sql.Connection;
import java.sql.SQLException;
import java.text.ParseException;
import java.util.HashMap;
import java.util.Map;

public class JasperUtil {
private final static String jplocal = "/jasper/";

public static void exportPdf(
String reportName, Map<String, Object> parameters,
HttpServletResponse response, Connection connection) throws SQLException, JRException, IOException, ParseException {

//获取文件流
ClassPathResource resource = new ClassPathResource( jplocal+reportName + ".jasper");
InputStream jasperStream = resource.getInputStream();

JasperReport jasperReport = (JasperReport) JRLoader.loadObject(jasperStream);
JasperPrint jasperPrint = JasperFillManager.fillReport(jasperReport, parameters,connection);

JRPdfExporter exporter = new JRPdfExporter ();
//设置输入项
ExporterInput exporterInput = new SimpleExporterInput(jasperPrint);
exporter.setExporterInput(exporterInput);

//设置输出项
OutputStreamExporterOutput exporterOutput = new SimpleOutputStreamExporterOutput(response.getOutputStream());
exporter.setExporterOutput(exporterOutput);

response.setContentType("application/pdf");
response.setHeader("Content-Disposition", "attachment; filename="+ URLEncoder.encode(reportName + ".pdf","utf8"));
exporter.exportReport();
connection.close();
}

public static void exportExcel(
String reportName, String fileName, Map<String, Object> parameters,
HttpServletResponse response, Connection connection) throws SQLException, JRException, IOException, ParseException {
parameters = parameters == null ? new HashMap<>() : parameters;

//获取文件流
ClassPathResource resource = new ClassPathResource( jplocal+reportName + ".jasper");
InputStream jasperStream = resource.getInputStream();

JasperReport jasperReport = (JasperReport) JRLoader.loadObject(jasperStream);
JasperPrint jasperPrint = JasperFillManager.fillReport(jasperReport, parameters,connection);
//获取文件流
//File exe_rpt = new File("C:\\jasper\\"+reportName+".jasper");

JRXlsxExporter exporter = new JRXlsxExporter();

//设置输入项
ExporterInput exporterInput = new SimpleExporterInput(jasperPrint);
exporter.setExporterInput(exporterInput);

//设置输出项
OutputStreamExporterOutput exporterOutput = new SimpleOutputStreamExporterOutput(response.getOutputStream());
exporter.setExporterOutput(exporterOutput);

String newFileName =  fileName+".xlsx";
//设置响应方式
newFileName= URLEncoder.encode(newFileName,"UTF-8");
newFileName=newFileName.replaceAll("\\+","%20");
response.setContentType("application/vnd.ms-excel");
response.addHeader("Content-Disposition", "attachment;filename*=UTF-8''" + newFileName);

exporter.exportReport();
connection.close();

}

public static void exportExcel2(
String reportName, String fileName, Map<String, Object> parameters,
HttpServletResponse response, Connection connection) throws SQLException, JRException, IOException, ParseException {
parameters = parameters == null ? new HashMap<>() : parameters;

//获取文件流

File exe_rpt = new File("f:\\jasper\\"+reportName+".jasper");

JasperPrint jasperPrint = JasperFillManager.fillReport(exe_rpt.getPath(), parameters,connection);
//获取文件流
//File exe_rpt = new File("C:\\jasper\\"+reportName+".jasper");

JRXlsxExporter exporter = new JRXlsxExporter();

//设置输入项
ExporterInput exporterInput = new SimpleExporterInput(jasperPrint);
exporter.setExporterInput(exporterInput);

//设置输出项
OutputStreamExporterOutput exporterOutput = new SimpleOutputStreamExporterOutput(response.getOutputStream());
exporter.setExporterOutput(exporterOutput);

String newFileName =  fileName+".xlsx";
//设置响应方式
newFileName= URLEncoder.encode(newFileName,"UTF-8");
newFileName=newFileName.replaceAll("\\+","%20");
response.setContentType("application/vnd.ms-excel");
response.addHeader("Content-Disposition", "attachment;filename*=UTF-8''" + newFileName);

exporter.exportReport();
connection.close();

}

public static void exportWord(
String reportName, Map<String, Object> parameters,
HttpServletResponse response, Connection connection) throws SQLException, JRException, IOException {
parameters = parameters == null ? new HashMap<>() : parameters;
//获取文件流
ClassPathResource resource = new ClassPathResource( jplocal+reportName + ".jasper");
InputStream jasperStream = resource.getInputStream();
JasperReport jasperReport = (JasperReport) JRLoader.loadObject(jasperStream);
JasperPrint jasperPrint = JasperFillManager.fillReport(jasperReport, parameters, connection);

JRDocxExporter exporter = new JRDocxExporter ();

//设置输入项
ExporterInput exporterInput = new SimpleExporterInput(jasperPrint);
exporter.setExporterInput(exporterInput);

//设置输出项
OutputStreamExporterOutput exporterOutput = new SimpleOutputStreamExporterOutput(response.getOutputStream());
exporter.setExporterOutput(exporterOutput);

response.setContentType("application/msword");
response.setHeader("Content-disposition", "attachment; filename="+ URLEncoder.encode(reportName + ".doc","utf8"));

exporter.exportReport();
connection.close();

}

public static void exportHtml(
String reportName, Map<String, Object> parameters,
HttpServletResponse response, Connection connection) throws SQLException, JRException, IOException {
InputStream jasperStream = null;
try{
parameters = parameters == null ? new HashMap<>() : parameters;
//获取文件流
ClassPathResource resource = new ClassPathResource(jplocal+ reportName + ".jasper");
jasperStream = resource.getInputStream();
JasperReport jasperReport = (JasperReport) JRLoader.loadObject(jasperStream);
JasperPrint jasperPrint = JasperFillManager.fillReport(jasperReport, parameters, connection);
//设置输入项
HtmlExporter exporter = new HtmlExporter();

SimpleHtmlExporterConfiguration config=new SimpleHtmlExporterConfiguration();
String header= "<html>\n"+
"<head>\n"+
"  <title></title>\n"+
"  <meta http-equiv=\"Content-Type\" content=\"text/html; charset=UTF-8\"/>\n"+
"  <link rel=\"stylesheet\" type=\"text/css\" href=\"css/jasper.css\" />\n"+
"  <style type=\"text/css\">\n"+
"    a {text-decoration: none}\n"+
"  </style>\n"+
"</head>\n";

config.setHtmlHeader(header);
exporter.setConfiguration(config);

ExporterInput exporterInput = new SimpleExporterInput(jasperPrint);
exporter.setExporterInput(exporterInput);

//设置输出项
SimpleHtmlExporterOutput exporterOutput = new SimpleHtmlExporterOutput(response.getOutputStream());
exporter.setExporterOutput(exporterOutput);

response.setContentType("text/html");
response.setHeader("Content-disposition", "attachment; filename="+ URLEncoder.encode(reportName + ".html","utf8"));

exporter.exportReport();

}catch (Exception e){
e.printStackTrace();
}finally {
jasperStream.close();
connection.close();
}

}

public static String exportExcelToFile(
String reportName, String excelName, Map<String, Object> parameters,
HttpServletResponse response, Connection connection) throws SQLException, JRException, IOException, ParseException {
parameters = parameters == null ? new HashMap<>() : parameters;
//FileOutputStream outputStream=null;
ByteArrayOutputStream outPut=new ByteArrayOutputStream();
try{
String Path = Constants.getApplicationValue("applicationContext","save.Report.path");
File file = new File(Path);
if(!file.exists()){
file.mkdirs();
}

//获取文件流
ClassPathResource resource = new ClassPathResource( jplocal+reportName + ".jasper");
InputStream jasperStream = resource.getInputStream();
JasperReport jasperReport = (JasperReport) JRLoader.loadObject(jasperStream);
// File exe_rpt = new File("C:\\jasper\\"+reportName+".jasper");
File excelFile = new File(Path,  excelName+ ".xlsx");//要导出的Excel文件

for (int i = 2; excelFile.exists() && i < Integer.MAX_VALUE; i++){
excelFile = new File(Path,excelName + "-"+i+".xlsx");
}
JasperPrint jasperPrint = JasperFillManager.fillReport(jasperReport, parameters,connection);

//导出Excel
JRXlsxExporter exporter = new JRXlsxExporter();

exporter.setExporterInput(new SimpleExporterInput(jasperPrint));
exporter.setExporterOutput(new SimpleOutputStreamExporterOutput(excelFile));

exporter.exportReport();
return excelFile.getName();

}catch (Exception e){
e.printStackTrace();
}finally {
outPut.close();
connection.close();
}
return null;

}

public static String exportExcelToFile2(
String reportName, String excelName, Map<String, Object> parameters,
HttpServletResponse response, Connection connection) throws SQLException, JRException, IOException, ParseException {
parameters = parameters == null ? new HashMap<>() : parameters;
FileOutputStream outputStream=null;
ByteArrayOutputStream outPut=new ByteArrayOutputStream();
try{
String Path = Constants.getApplicationValue("applicationContext","save.Report.path");
File file = new File(Path);
if(!file.exists()){
file.mkdirs();
}

//获取文件流
/*ClassPathResource resource = new ClassPathResource( jplocal+reportName + ".jasper");
InputStream jasperStream = resource.getInputStream();
JasperReport jasperReport = (JasperReport) JRLoader.loadObject(jasperStream);*/
File exe_rpt = new File("f:\\jasper\\"+reportName+".jasper");
File excelFile = new File(Path,  excelName+ ".xlsx");//要导出的Excel文件

for (int i = 2; excelFile.exists() && i < Integer.MAX_VALUE; i++){
excelFile = new File(Path,excelName + "-"+i+".xlsx");
}
JasperPrint jasperPrint = JasperFillManager.fillReport(exe_rpt.getPath(), parameters,connection);

//导出Excel
JRXlsxExporter exporter = new JRXlsxExporter();

exporter.setExporterInput(new SimpleExporterInput(jasperPrint));
exporter.setExporterOutput(new SimpleOutputStreamExporterOutput(excelFile));

exporter.exportReport();
return excelFile.getName();

}catch (Exception e){
e.printStackTrace();
}finally {
outPut.close();
connection.close();
}
return null;

}
}

• 点赞
• 收藏
• 分享
• 文章举报