2.0.0项目初始化

datax-common/datax-common-jasperreport/pom.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <parent>
+        <artifactId>datax-common</artifactId>
+        <groupId>cn.datax</groupId>
+        <version>2.0.0</version>
+    </parent>
+    <modelVersion>4.0.0</modelVersion>
+    <version>2.0.0</version>
+    <artifactId>datax-common-jasperreport</artifactId>
+
+    <dependencies>
+        <dependency>
+            <groupId>net.sf.jasperreports</groupId>
+            <artifactId>jasperreports</artifactId>
+            <version>${jasperreports.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>javax.servlet</groupId>
+            <artifactId>javax.servlet-api</artifactId>
+        </dependency>
+    </dependencies>
+</project>
\ No newline at end of file

datax-common/datax-common-jasperreport/src/main/java/cn/datax/common/jasperreport/utils/JasperReportUtil.java

+package cn.datax.common.jasperreport.utils;
+
+import lombok.extern.slf4j.Slf4j;
+import net.sf.jasperreports.engine.*;
+import net.sf.jasperreports.engine.data.JRBeanCollectionDataSource;
+import net.sf.jasperreports.engine.export.HtmlExporter;
+import net.sf.jasperreports.export.HtmlExporterOutput;
+import net.sf.jasperreports.export.SimpleExporterInput;
+import net.sf.jasperreports.export.SimpleHtmlExporterOutput;
+import net.sf.jasperreports.export.SimpleHtmlReportConfiguration;
+import org.springframework.core.io.ClassPathResource;
+
+import javax.servlet.http.HttpServletResponse;
+import java.io.File;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.io.PrintWriter;
+import java.util.List;
+import java.util.Map;
+
+@Slf4j
+public class JasperReportUtil {
+
+    final static String jasperDir = "jaspers";
+
+    public static String getJasperFileDir(String fileName) {
+        return jasperDir + File.separator + fileName + ".jasper";
+    }
+
+    private static String getContentType(ReportType type) {
+        String contentType;
+        switch (type) {
+            case HTML:
+                contentType = "text/html;charset=utf-8";
+                break;
+            case PDF:
+                contentType = "application/pdf";
+                break;
+            case XLS:
+                contentType = "application/vnd.ms-excel";
+                break;
+            case XLSX:
+                contentType = "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet";
+                break;
+            case XML:
+                contentType = "text/xml";
+                break;
+            case RTF:
+                contentType = "application/rtf";
+                break;
+            case CSV:
+                contentType = "text/plain";
+                break;
+            case DOC:
+                contentType = "application/msword";
+                break;
+            default:
+                contentType = "text/html;charset=utf-8";
+        }
+        return contentType;
+    }
+
+    static JasperPrint getJasperPrint(InputStream jasperStream, Map parameters, List<?> list) throws JRException {
+        JRDataSource dataSource;
+        if (null == list || list.size() == 0) {
+            dataSource = new JREmptyDataSource();
+        } else {
+            dataSource = new JRBeanCollectionDataSource(list);
+        }
+        JasperPrint jasperPrint = JasperFillManager.fillReport(jasperStream, parameters, dataSource);
+        return jasperPrint;
+    }
+
+    public static void exportToPdf(String jasperPath, Map parameters, List<?> list, HttpServletResponse response) throws Exception {
+        OutputStream outputStream = response.getOutputStream();
+        try {
+            ClassPathResource resource = new ClassPathResource(jasperPath);
+            response.setContentType(getContentType(ReportType.PDF));
+            InputStream jasperStream = resource.getInputStream();
+            JasperPrint jasperPrint = getJasperPrint(jasperStream, parameters, list);
+            JasperExportManager.exportReportToPdfStream(jasperPrint, outputStream);
+        } catch (Exception e) {
+            log.error("读取报表异常", e);
+            outputStream.write("读取报表异常".getBytes());
+        } finally {
+            outputStream.flush();
+            outputStream.close();
+        }
+    }
+
+    public static void exportToHtml(String jasperPath, Map parameters, List<?> list, HttpServletResponse response) throws Exception {
+        response.setHeader("Content-type", "text/html;charset=utf-8");
+        response.setCharacterEncoding("utf-8");
+        response.setContentType(getContentType(ReportType.HTML));
+        PrintWriter out = response.getWriter();
+        HtmlExporter exporter = new HtmlExporter();
+        try {
+            ClassPathResource resource = new ClassPathResource(jasperPath);
+            InputStream jasperStream = resource.getInputStream();
+            JasperPrint jasperPrint = getJasperPrint(jasperStream, parameters, list);
+            exporter.setExporterInput(new SimpleExporterInput(jasperPrint));
+            SimpleHtmlReportConfiguration configuration = new SimpleHtmlReportConfiguration();
+            exporter.setConfiguration(configuration);
+            HtmlExporterOutput outPut = new SimpleHtmlExporterOutput(out);
+            exporter.setExporterOutput(outPut);
+            exporter.exportReport();
+        } catch (Exception e) {
+            log.error("读取报表异常", e);
+            out.write("读取报表异常");
+        } finally {
+            out.flush();
+            out.close();
+        }
+    }
+
+    public enum ReportType {
+        HTML,
+        PDF,
+        XLS,
+        XLSX,
+        XML,
+        RTF,
+        CSV,
+        DOC
+    }
+}

datax-common/datax-common-jasperreport/src/main/resources/jasperreports_extension.properties

+net.sf.jasperreports.extension.registry.factory.simple.font.families=net.sf.jasperreports.engine.fonts.SimpleFontExtensionsRegistryFactory
+net.sf.jasperreports.extension.simple.font.families.dejavu=jaspers/fonts/fonts.xml
\ No newline at end of file

datax-common/datax-common-jasperreport/src/main/resources/jaspers/fonts/fonts.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<fontFamilies>
+    <fontFamily name="微软雅黑">
+        <normal>jaspers/fonts/msyh.ttf</normal>
+        <bold>jaspers/fonts/msyh.ttf</bold>
+        <italic>jaspers/fonts/msyh.ttf</italic>
+        <boldItalic>jaspers/fonts/msyh.ttf</boldItalic>
+        <pdfEncoding>Identity-H</pdfEncoding>
+        <pdfEmbedded>true</pdfEmbedded>
+        <exportFonts>
+            <export key="net.sf.jasperreports.html">'微软雅黑', Arial, Helvetica, sans-serif</export>
+            <export key="net.sf.jasperreports.xhtml">'微软雅黑', Arial, Helvetica, sans-serif</export>
+        </exportFonts>
+    </fontFamily>
+</fontFamilies>

datax-common/pom.xml

@@ -22,5 +22,6 @@
         <module>datax-common-office</module>
         <module>datax-common-dictionary</module>
         <module>datax-common-qrcode</module>
+        <module>datax-common-jasperreport</module>
     </modules>
 </project>
\ No newline at end of file

datax-modules/system-service-parent/system-service/pom.xml

@@ -69,6 +69,11 @@
             <artifactId>system-service-api</artifactId>
             <version>2.0.0</version>
         </dependency>
+        <dependency>
+            <groupId>cn.datax</groupId>
+            <artifactId>datax-common-jasperreport</artifactId>
+            <version>2.0.0</version>
+        </dependency>
     </dependencies>
 
     <build>

datax-modules/system-service-parent/system-service/src/main/java/cn/datax/service/system/controller/TestController.java

@@ -3,6 +3,7 @@ package cn.datax.service.system.controller;
 import cn.datax.common.base.BaseController;
 import cn.datax.common.base.DataScope;
 import cn.datax.common.core.R;
+import cn.datax.common.jasperreport.utils.JasperReportUtil;
 import cn.datax.service.system.api.entity.UserEntity;
 import cn.datax.service.system.api.query.UserQuery;
 import cn.datax.service.system.service.UserService;
@@ -12,9 +13,13 @@ import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.web.bind.annotation.GetMapping;
-import org.springframework.web.bind.annotation.RequestMapping;
-import org.springframework.web.bind.annotation.RestController;
+import org.springframework.web.bind.annotation.*;
+
+import javax.servlet.http.HttpServletResponse;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
 
 @RestController
 @RequestMapping("/test")
@@ -36,4 +41,52 @@ public class TestController extends BaseController {
         IPage<UserEntity> page = userService.pageDataScope(new Page<>(userQuery.getPageNum(), userQuery.getPageSize()), queryWrapper, new DataScope("dept_id", "create_by"));
         return R.ok().setData(page);
     }
+
+    @GetMapping("/jasper/{type}")
+    public void getReport(@PathVariable("type") String reportType, HttpServletResponse response) throws Exception {
+        HashMap<String, Object> parameters = new HashMap<>();
+        List<Map> teachList = new ArrayList<>();
+        Map t1=new HashMap();
+        t1.put("name","张老师");
+        t1.put("job","语文老师");
+        teachList.add(t1);
+        Map t2=new HashMap();
+        t2.put("name","王老师");
+        t2.put("job","数学老师");
+        teachList.add(t2);
+        Map t3=new HashMap();
+        t3.put("name","刘老师");
+        t3.put("job","英语老师");
+        teachList.add(t3);
+        parameters.put("teachList", teachList);
+        List<HashMap> list = new ArrayList<>();
+        for (int i = 1; i < 6; i++) {
+            HashMap<String, Object> item = new HashMap<>();
+            item.put("grade",  i+"年级学生信息:");
+            List<Map> studentList=new ArrayList<>();
+            Map s1=new HashMap();
+            s1.put("name","张"+i);
+            s1.put("age",i+"");
+            s1.put("sex",i%2==0?"男":"女");
+            studentList.add(s1);
+            Map s2=new HashMap();
+            s2.put("name","王"+i);
+            s2.put("age",i+"");
+            s2.put("sex",i%2==0?"男":"女");
+            studentList.add(s2);
+            Map s3=new HashMap();
+            s3.put("name","刘"+i);
+            s3.put("age",i+"");
+            s3.put("sex",i%2==0?"男":"女");
+            studentList.add(s3);
+            item.put("studentList",  studentList);
+            list.add(item);
+        }
+        String jasperPath = JasperReportUtil.getJasperFileDir("report");
+        if (reportType.equals("pdf")) {
+            JasperReportUtil.exportToPdf(jasperPath, parameters, list, response);
+        } else if (reportType.equals("html")) {
+            JasperReportUtil.exportToHtml(jasperPath, parameters, list, response);
+        }
+    }
 }

pom.xml

@@ -49,6 +49,7 @@
     <zxing.version>3.4.0</zxing.version>
     <aspose.version>20.3</aspose.version>
     <redisson.version>3.12.5</redisson.version>
+    <jasperreports.version>6.12.2</jasperreports.version>
   </properties>
 
   <modules>