Freemarker+Flying sauser +Itext 利用ftl模板生成PDF打印预览

最新推荐文章于 2025-07-03 17:08:47 发布

原创最新推荐文章于 2025-07-03 17:08:47 发布 · 2.6k 阅读

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	function printPDF(){
	    window.open(adminPath+"/officer/cxsxwh/printPDF?&personnelUuid="+personnelUuid+param);  
	    ////window.location.href=adminPath+"/officer/cxsxwh/printPDF?&personnelUuid="+personnelUuid+param;
	}

maven

        <dependency>
            <groupId>com.itextpdf.tool</groupId>
            <artifactId>xmlworker</artifactId>
            <version>5.5.1</version>
        </dependency>
        
        <!-- 支持中文 -->
        <dependency>
            <groupId>com.itextpdf</groupId>
            <artifactId>itext-asian</artifactId>
            <version>5.2.0</version>
        </dependency>
        <!-- 支持css样式渲染 -->
        <dependency>
            <groupId>org.xhtmlrenderer</groupId>
            <artifactId>flying-saucer-pdf-itext5</artifactId>
            <version>9.0.3</version>
        </dependency>
		<dependency>
			<groupId>org.freemarker</groupId>
			<artifactId>freemarker</artifactId>
			<version>${freemarker.version}</version>
		</dependency>

Java

User类

package com.lenote.modules.officer.cxsxwh.entity;

public class User {
	    private String name;  
	    private int age;  
	    private int sex;
	    private String picUrl;
	      
	    /** 
	     * Constructor with all fields 
	     *  
	     * @param name 
	     * @param age 
	     * @param sex 
	     */  
	    public User(String name, int age, int sex,String picUrl) {  
	        super();  
	        this.name = name;  
	        this.age = age;  
	        this.sex = sex;  
	        this.picUrl= picUrl;
	    }  
	      
	    ///////////////////////   getter and setter   ///////////////////////////////////////////  
	      
	    public String getName() {  
	        return name;  
	    }  
	    public void setName(String name) {  
	        this.name = name;  
	    }  
	    public int getAge() {  
	        return age;  
	    }  
	    public void setAge(int age) {  
	        this.age = age;  
	    }  
	    public int getSex() {  
	        return sex;  
	    }  
	    public void setSex(int sex) {  
	        this.sex = sex;  
	    }

		public String getPicUrl() {
			return picUrl;
		}

		public void setPicUrl(String picUrl) {
			this.picUrl = picUrl;
		}
	    
}

	@RequestMapping(value = "/printPDF")
	public void printPDF(HttpServletRequest request, HttpServletResponse response) throws Exception  
	{  
	    OutputStream os = null;  
	    String htmlStr;  
	    Map<String, Object> params = new HashMap<String, Object>();  
	    Map data = new HashMap();  
	    try {  
	           Map<String,Object> variables = new HashMap<String,Object>();  
	           
	           List<User> userList = new ArrayList<User>();  
	          
	           User tom = new User("张三",19,1,"xxxx.jpg");  
	           User amy = new User("李四",28,0,"xxxx.jpg");  
	           User leo = new User("王五",23,1,"xxxx.jpg");  
	          
	          userList.add(tom);  
	          userList.add(amy);  
	          userList.add(leo);  
	          
	          variables.put("title", "用户");  
	          variables.put("userList", userList); 
	        //通过freemaker模板生成html   
	        htmlStr = HtmlGenerator.generate("simple.ftl", variables,request);  
	        String appPath = request.getSession().getServletContext().getRealPath(File.separator);  
	        ITextRenderer renderer = new ITextRenderer();  
	        String failPath = "file:" + File.separator + appPath;
	        renderer.setDocumentFromString(htmlStr);

                //设置图片的相对路径
	        renderer.getSharedContext().setBaseURL("file:/C:/Users/hasee/Desktop/pic/"); 
	  
	        // 解决中文支持问题  
	        ITextFontResolver fontResolver = renderer.getFontResolver();  
	        fontResolver.addFont("c://windows//fonts//simsun.ttc", BaseFont.IDENTITY_H, BaseFont.NOT_EMBEDDED);  
	          
	        //生成pdf文件  
	        ///response.setHeader("Content-disposition", "attachment;filename=" + URLEncoder.encode("测试", "UTF-8") + new Date().getTime() + ".pdf");       
	        response.setContentType("application/pdf");  
	        os = response.getOutputStream();  
	        renderer.layout();  
	        renderer.createPDF(os, true);  
	          
	        os.flush();  
	    } catch (Exception e) {  
	        e.printStackTrace();  
	    }finally {  
	        if (null != os) {  
	            try {  
	                os.close();  
	            } catch (IOException e) {  
	                throw new Exception(e);  
	            }  
	        }  
	    }  	      
	}

HtmlGenerator类

import java.io.BufferedWriter;  
import java.io.File;
import java.io.StringWriter;  
import java.util.Map;   

import javax.servlet.http.HttpServletRequest;

import com.lenote.modules.pdfsimple.freemarker.FreemarkerConfiguration;

import freemarker.template.Configuration;  
import freemarker.template.Template;  

public class HtmlGenerator {
    /** 
     * Generate html string. 
     *  
     * @param template   the name of freemarker teamlate. 
     * @param variables  the data of teamlate. 
     * @return htmlStr 
     * @throws Exception 
     */  
    public static String generate(String template, Map<String,Object> variables,HttpServletRequest request) throws Exception{ 
    	String basePath = request.getSession().getServletContext().getRealPath("/");  
        Configuration config = FreemarkerConfiguration.getConfiguation();

        //获取ftl文件所在目录
        config.setDirectoryForTemplateLoading(new File(basePath + "/WEB-INF/ftl"));  
        config.setDefaultEncoding("UTF-8");  
        Template tp = config.getTemplate(template);  
        StringWriter stringWriter = new StringWriter();    
        BufferedWriter writer = new BufferedWriter(stringWriter);    
        tp.setEncoding("UTF-8");    
        tp.process(variables, writer);    
        String htmlStr = stringWriter.toString();  
        writer.flush();    
        writer.close();  
        return htmlStr;  
    }  
}

simple.ftl

<html>  
<head>  
  <title>${title}</title>  
  <style>  
     table {  
             width:100%;border:green dotted ;border-width:2 0 0 2  
     }  
     td {  
             border:green dotted;border-width:0 2 2 0  
     }  
     @page {    
              size: 8.5in 11in;   
              @bottom-center {  
                    content: "page " counter(page) " of  " counter(pages);  
              }  
     }  
     body {  
       font-family: SimSun;        
       font-size:14px;       
       font-style:italic;   
       font-weight:500;  
    }  
  
    .heiti  
    {  
      font-family: simsun-bold;     
    } 
  </style>  
</head>  
<body>   
  <div>  
      <div align="center">  
          <h1>${title}</h1>  
      </div>  
      <table>  
         <tr>  
            <td><b>Name</b></td>  
            <td><b>Age</b></td>  
            <td><b>Sex</b></td> 
            <td><b>图片</b></td>  
         </tr>  
         <#list userList as user> 
           <#if user.sex = 1> 			 
             <tr>  
                <td>${user.name}</td>                 			
                <td>${user.age}</td>  
                <td>  
                   <#if user.sex = 1>  
                         male  
                   <#else>  
                         female  
                   </#if>  
                </td> 
                <td><img src="${user.picUrl}" width="24" height="24" /></td> 				
             </tr> 
            </#if>			
         </#list>  
      </table>  
  </div>  
</body>  
</html>

body {
font-family: SimSun;
font-size:14px;
font-style:italic;
font-weight:500;
}

.heiti
{
font-family: simsun-bold;
}

这段设置中文字体，如果不加输出中文的地方会变为空

参考：http://mazhiyuan.iteye.com/blog/849032

http://blog.51cto.com/12218186/1865716

https://www.cnblogs.com/youzhibing/p/7692366.html