自动生成并导出word文档

2023-08-14 15:57:04

今天很荣幸又破解一现实难题：自动生成并导出word文档

先看页面效果：

word效果：

代码：

先搭建struts2项目
创建action，并在struts.xml完成注册

<?xml version="1.0" encoding="UTF-8"?>

<!DOCTYPE struts PUBLIC

    "-//Apache Software Foundation//DTD Struts Configuration 2.3//EN"

    "http://struts.apache.org/dtds/struts-2.3.dtd">

<struts>

    <!--  Overwrite Convention -->

    <constant name="struts.configuration.xml.reload" value="true"/>

    <constant name="struts.devMode" value="false"/>

    <constant name="struts.ui.theme" value="simple"/>

    <constant name="struts.i18n.encoding" value="UTF-8" />

    <constant name="struts.ognl.allowStaticMethodAccess" value="true"/>

    <constant name="struts.multipart.maxSize" value="20971520" />

    <package name="SK" extends="struts-default" namespace="/">

        <action name="user!*" class="qh.sk.action.UserAction" method="{1}">

           <result name="{1}">/WEB-INF/user-{1}.jsp</result>

               <result name="exportFile" type="stream">

                  <param name="contentType">application/octet-stream</param>

                <param name="inputName">inputStream</param>

                <param name="contentDisposition">attachment;filename="${fileName}"</param>

                <param name="bufferSize">4096</param>

            </result>

        </action>

    </package>

</struts>

UserAction部分：

package qh.sk.action;

import java.awt.Color;

import java.io.File;

import java.io.FileOutputStream;

import java.io.IOException;

import java.io.InputStream;

import java.io.UnsupportedEncodingException;

import java.util.HashMap;

import java.util.List;

import java.util.UUID;

import org.apache.struts2.ServletActionContext;

import org.framework.util.DateUtil;

import org.framework.util.FileUtil;

import com.lowagie.text.BadElementException;

import com.lowagie.text.Cell;

import com.lowagie.text.Document;

import com.lowagie.text.DocumentException;

import com.lowagie.text.Element;

import com.lowagie.text.Font;

import com.lowagie.text.PageSize;

import com.lowagie.text.Paragraph;

import com.lowagie.text.Table;

import com.lowagie.text.pdf.BaseFont;

import com.lowagie.text.rtf.RtfWriter2;

import com.lowagie.text.rtf.style.RtfFont;

import com.opensymphony.xwork2.ActionSupport;

@SuppressWarnings("serial")

public class UserAction extends ActionSupport{

    private String fileName;

    private InputStream inputStream;

    public String getFileName() {

        try {

            String filename = new String(this.fileName.getBytes("GBK"),"ISO8859-1");

            return filename;

        } catch (UnsupportedEncodingException e) {

            e.printStackTrace();

            return "code";

        }

    }

    public void setFileName(String fileName) {

        this.fileName = fileName;

    }

    public InputStream getInputStream() {

        return inputStream;

    }

    public void setInputStream(InputStream inputStream) {

        this.inputStream = inputStream;

    }

    public String test() throws DocumentException, IOException{

        String tempFolder = ServletActionContext.getServletContext().getRealPath("/temp/"+UUID.randomUUID());

        FileUtil.newFolder(tempFolder);

        String doc_outlearn=tempFolder+"/temp.doc";

        File file =null;

        try {

            file = new File(doc_outlearn);

            Document document = new Document(PageSize.A4, 50, 50, 50, 50);

            RtfWriter2.getInstance(document, new FileOutputStream(file));

            document.open();

            exportWords(document);

            document.close();

            this.setFileName("SK1995.doc");

            this.inputStream =new java.io.FileInputStream(doc_outlearn);

        } catch (Exception e) {

            // TODO Auto-generated catch block

            e.printStackTrace();

        }

        finally {

            file.deleteOnExit();

        }

        return "exportFile";

    }

    public void exportWords(Document document) throws DocumentException, IOException{

        // 设置中文字体

        float sureWidths[]={8f,8f,8f,8f,8f,8f,10f,10f,8f,8f,8f,8f};

        document.setMargins(50f, 50f, 50f, 50f);

        RtfFont headFont = new RtfFont("华文细黑", 24, Font.BOLD, Color.BLACK);

        Paragraph title= new Paragraph("\n\nSK个人项目\n申\t请\t书\n\n\n\n",headFont);

        title.setAlignment(Element.ALIGN_CENTER);

        RtfFont titleFont = new RtfFont("华文细黑", 16, Font.BOLD, Color.BLACK);

        document.add(title);

        Table firstTable = new Table(2);

        float firstWidths[]={30f,70f};

        firstTable.setWidths(firstWidths);

        firstTable.setWidth(90);

        firstTable.setBorder(0);

        firstTable.setBorderWidth(0);

        firstTable.addCell(fillCellWithNoBorder("项目名称：",titleFont,Element.ALIGN_RIGHT,10,0,0));

        firstTable.addCell(fillCellWithBottomBorder("SK",titleFont,Element.ALIGN_LEFT,10,0,0));

        firstTable.addCell(fillCellWithNoBorder("项目负责人：",titleFont,Element.ALIGN_RIGHT,10,0,0));

        firstTable.addCell(fillCellWithBottomBorder("SK1995",titleFont,Element.ALIGN_LEFT,10,0,0));

        document.add(firstTable);

        Paragraph _paragraph=setParagraphStyle(titleFont,0f,20f,0f,Paragraph.ALIGN_CENTER,8);

        _paragraph.add("\n\n"+DateUtil.getNow("yyyy 年  MM 月  dd"));

        document.add(_paragraph);

        document.newPage();

        RtfFont contextFont = new RtfFont("华文仿 宋 _GB2312", 12, Font.NORMAL, Color.BLACK);

        RtfFont contextBoldFont = new RtfFont("华文仿 宋 _GB2312", 12, Font.BOLD, Color.BLACK);

        Table xmTable = new Table(12);

        xmTable.setWidths(sureWidths);

        xmTable.setWidth(100);

        xmTable.setAlignment(Table.ALIGN_CENTER);

        xmTable.addCell(fillCell("姓名",contextBoldFont,Element.ALIGN_CENTER,3,6));

        xmTable.addCell(fillCell("SK1995",contextFont,Element.ALIGN_CENTER,3,6));

        xmTable.addCell(fillCell("年龄",contextBoldFont,Element.ALIGN_CENTER,3,6));

        xmTable.addCell(fillCell("1995",contextFont,Element.ALIGN_CENTER,3,6));

        document.add(xmTable);

    }

    public Cell fillCellWithNoBorder(String value, RtfFont contextFont,int align,int spacing,int colspans,int rowspan) throws BadElementException

    {

         Cell cell=new Cell();

         cell.setHorizontalAlignment(align);

         cell.setVerticalAlignment(Element.ALIGN_MIDDLE);

         cell.setBorderWidth(0);

         if (colspans>0)

         {

             cell.setColspan(colspans);

         }

         if (rowspan>0)

         {

             cell.setRowspan(rowspan);

         }

         Paragraph label= new Paragraph(value, contextFont);

         label.setSpacingBefore(spacing);

         label.setSpacingAfter(spacing);

         cell.addElement(label);

         return cell;

    }

    public Cell fillCellWithBottomBorder(String value, RtfFont contextFont,int align,int spacing,int colspans,int rowspan) throws BadElementException

    {

         Cell cell=new Cell();

         cell.setHorizontalAlignment(align);

         cell.setVerticalAlignment(Element.ALIGN_MIDDLE);

         cell.setBorderWidthTop(0);

         cell.setBorderWidthLeft(0);

         cell.setBorderWidthRight(0);

         cell.setBorderWidthBottom(1);

         if (colspans>0)

         {

             cell.setColspan(colspans);

         }

         if (rowspan>0)

         {

             cell.setRowspan(rowspan);

         }

         Paragraph label= new Paragraph(value, contextFont);

         label.setSpacingBefore(spacing);

         label.setSpacingAfter(spacing);

         cell.addElement(label);

         return cell;

    }

    public Cell fillCell(String value, RtfFont contextFont,int align,int spacing,int colspans) throws BadElementException

    {

         Cell cell=new Cell();

         cell.setHorizontalAlignment(align);

         cell.setVerticalAlignment(Element.ALIGN_MIDDLE);

         if (colspans>0)

         {

             cell.setColspan(colspans);

         }

         Paragraph label= new Paragraph(value, contextFont);

         label.setSpacingBefore(spacing);

         label.setSpacingAfter(spacing);

         cell.addElement(label);

         return cell;

    }

    public Cell fillCell(String value, RtfFont contextFont,int align,int spacing,int colspans,int rowspan) throws BadElementException

    {

         Cell cell=new Cell();

         cell.setHorizontalAlignment(align);

         cell.setVerticalAlignment(Element.ALIGN_MIDDLE);

         if (colspans>0)

         {

             cell.setColspan(colspans);

         }

         if (rowspan>0)

         {

             cell.setRowspan(rowspan);

         }

         Paragraph label= new Paragraph(value, contextFont);

         label.setSpacingBefore(spacing);

         label.setSpacingAfter(spacing);

         cell.addElement(label);

         return cell;

    }

    public Paragraph setParagraphStyle(Font font , float firstLineIndent , float leading , float indentationRight , int alignment, int spacing)

    {

        Paragraph _paragraph = new Paragraph();

        _paragraph.setFont(font);

        _paragraph.setFirstLineIndent(firstLineIndent);

        _paragraph.setLeading(leading);

        _paragraph.setIndentationRight(indentationRight);

        _paragraph.setAlignment(alignment);

        _paragraph.setSpacingBefore(spacing);

        _paragraph.setSpacingAfter(spacing);

       return _paragraph;

    }

}

启动tomcat，http://localhost:8080/test/user!test

完成！

码农公寓

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