Itext 生成PDF

Itext生成pdf

  • 添加依赖

     <dependency>
            <groupId>com.itextpdf</groupId>
            <artifactId>itextpdf</artifactId>
            <version>5.5.13</version>
        </dependency>

        <dependency>
            <groupId>com.itextpdf</groupId>
            <artifactId>itext-asian</artifactId>
            <version>5.2.0</version>
        </dependency>

  • PDFUtil类

    package com.qz.soft.sampling.util;

import com.itextpdf.text.*;
import com.itextpdf.text.pdf.BaseFont;
import com.itextpdf.text.pdf.PdfPCell;
import com.itextpdf.text.pdf.PdfPTable;
import com.itextpdf.tool.xml.XMLWorkerFontProvider;

import java.util.Map;


/**
 * @author xuxin
 * @date 2021/10/14
 */
public class PdfUtil {


    // main测试
    public static void main(String[] args) throws Exception {
        try {
/*           // 1.新建document对象
            Document document = new Document(PageSize.A4);// 建立一个Document对象

            // 2.建立一个书写器(Writer)与document对象关联
            File file = new File("E:\\PDFDemo.pdf");
            File html = new File("E:\\徐鑫\\项目\\平板抽样\\1.四川纤检\\资料\\bbbb.html");

          Resource classPathResource = new ClassPathResource("/static/bbbb.html");


            file.createNewFile();
            PdfWriter pdfWriter = PdfWriter.getInstance(document, new FileOutputStream(file));

            document.open();
            document.addTitle("Title@PDF-Java");// 标题
            document.addAuthor("Author@umiz");// 作者
            document.addSubject("Subject@iText pdf sample");// 主题
            document.addKeywords("Keywords@iTextpdf");// 关键字
            document.addCreator("Creator@umiz`s");// 创建者

            XMLWorkerHelper worker = XMLWorkerHelper.getInstance();
            worker.parseXHtml(pdfWriter, document, classPathResource.getInputStream(), Charset.forName("UTF-8"));
            document.close();*/


/*
            // 3.打开文档
            document.open();
            document.addTitle("Title@PDF-Java");// 标题
            document.addAuthor("Author@umiz");// 作者
            document.addSubject("Subject@iText pdf sample");// 主题
            document.addKeywords("Keywords@iTextpdf");// 关键字
            document.addCreator("Creator@umiz`s");// 创建者

            // 4.向文档中添加内容
            new PdfUtil().generatePDF(document);

            // 5.关闭文档
            document.close();*/



        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    // 定义全局的字体静态变量
    private static Font titlefont;
    private static Font headfont;
    private static Font keyfont;
    private static Font textfont;
    // 最大宽度
    private static int maxWidth = 520;

    // 静态代码块
    static {
        try {
            // 不同字体（这里定义为同一种字体：包含不同字号、不同style）
            BaseFont bfChinese = BaseFont.createFont("STSong-Light", "UniGB-UCS2-H", BaseFont.NOT_EMBEDDED);
            titlefont = new Font(bfChinese, 16, java.awt.Font.BOLD);
            headfont = new Font(bfChinese, 14, java.awt.Font.BOLD);
            keyfont = new Font(bfChinese, 10, java.awt.Font.BOLD);
            textfont = new Font(bfChinese, 10, Font.NORMAL);

        } catch (Exception e) {
            e.printStackTrace();
        }
    }


    // 生成PDF文件
    public void generatePDF(Document document, Map<String,Object> map) throws Exception {

        // 段落
        Paragraph paragraph = new Paragraph("产品质量监督抽查/复查抽样单", titlefont);
        paragraph.setAlignment(1); //设置文字居中 0靠左   1，居中     2，靠右
        paragraph.setIndentationLeft(12); //设置左缩进
        paragraph.setIndentationRight(12); //设置右缩进
        paragraph.setFirstLineIndent(24); //设置首行缩进
        paragraph.setLeading(20f); //行间距
        paragraph.setSpacingBefore(5f); //设置段落上空白
        paragraph.setSpacingAfter(5f); //设置段落下空白

        //编号
        Paragraph paragraph_No = new Paragraph("编号："+map.get("record_no").toString(), textfont);
        paragraph_No.setAlignment(2); //设置文字居中 0靠左   1，居中     2，靠右
        paragraph_No.setIndentationLeft(12); //设置左缩进
        paragraph_No.setIndentationRight(12); //设置右缩进
        paragraph_No.setFirstLineIndent(24); //设置首行缩进
        paragraph_No.setLeading(10f); //行间距
        paragraph_No.setSpacingBefore(5f); //设置段落上空白
        paragraph_No.setSpacingAfter(5f); //设置段落下空白

        // 表格
        //PdfPTable table = createTable();
        PdfPTable table = new PdfPTable(8);
        table.setWidthPercentage(100);
        table.setWidths(new float[]{40, 40, 40, 60, 100, 120, 80, 80});


        table.addCell(createCell("任务来源", textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell(map.get("taskSourceDesc").toString(), textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell("抽样依据及文号", textfont, Element.ALIGN_LEFT));
        table.addCell(createCell(map.get("plan_no").toString(), textfont, Element.ALIGN_LEFT));
        table.addCell(createCell("任务类型", textfont, Element.ALIGN_LEFT));
        table.addCell(createCell(map.get("taskTypeDesc").toString(), textfont, Element.ALIGN_LEFT));

        //抽查对象
        table.addCell(createCell("抽查对象", textfont, Element.ALIGN_LEFT,1,9));
        table.addCell(createCell("名称", textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell(map.get("name").toString(), textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell("抽样环节", textfont, Element.ALIGN_LEFT));
        table.addCell(createCell(map.get("sample_links").toString(), textfont, Element.ALIGN_LEFT,2));

        table.addCell(createCell("地址", textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell(map.get("address").toString(), textfont, Element.ALIGN_LEFT,3));
        table.addCell(createCell("抽查对象类型", textfont, Element.ALIGN_LEFT));
        table.addCell(createCell(map.get("type").toString(), textfont, Element.ALIGN_LEFT,2));

        table.addCell(createCell("邮政编码", textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell(map.get("zip_code").toString(), textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell("经营者所在地", textfont, Element.ALIGN_LEFT));
        table.addCell(createCell(map.get("operate_location").toString(), textfont, Element.ALIGN_LEFT,2));

        table.addCell(createCell("法定代表人", textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell(map.get("legal_person").toString(), textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell("抽查检验场所", textfont, Element.ALIGN_LEFT,1,4));
        table.addCell(createCell(map.get("inspection_place").toString(), textfont, Element.ALIGN_LEFT,3,4));

        table.addCell(createCell("联系人", textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell(map.get("contacts").toString(), textfont, Element.ALIGN_LEFT,2));

        table.addCell(createCell("联系电话", textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell(map.get("phone").toString(), textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell("统一社会信用代码", textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell(map.get("licence").toString(), textfont, Element.ALIGN_LEFT,2));

        table.addCell(createCell("从业人员数", textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell(map.get("employees").toString(), textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell("是否产生购样费", textfont, Element.ALIGN_LEFT,1));

        table.addCell(createCell(map.get("purchase_fee").toString(), textfont, Element.ALIGN_LEFT,3));

        table.addCell(createCell("营业收入", textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell(map.get("income").toString(), textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell("无偿提供样品", textfont, Element.ALIGN_LEFT,1));
        table.addCell(createCell(map.get("provide_sample").toString(), textfont, Element.ALIGN_LEFT,3));


        //生产单位
        table.addCell(createCell("生产单位", textfont, Element.ALIGN_LEFT,1,2));
        table.addCell(createCell("单位名称", textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell(map.get("name").toString(), textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell("联系人", textfont, Element.ALIGN_LEFT));
        table.addCell(createCell(map.get("contacts").toString(), textfont, Element.ALIGN_LEFT,3));

        table.addCell(createCell("单位地址", textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell(map.get("address").toString(), textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell("联系电话", textfont, Element.ALIGN_LEFT));
        table.addCell(createCell(map.get("phone").toString(), textfont, Element.ALIGN_LEFT,3));


        //受检产品
        table.addCell(createCell("受检产品", textfont, Element.ALIGN_LEFT,1,10));
        table.addCell(createCell("工业产品生产许可证", textfont, Element.ALIGN_LEFT,4));
        table.addCell(createCell("抽查通知书", textfont, Element.ALIGN_LEFT));
        table.addCell(createCell(map.get("file1_url").toString(), textfont, Element.ALIGN_LEFT,3));

        table.addCell(createCell("产品名称", textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell(map.get("product_name").toString(), textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell("规格型号", textfont, Element.ALIGN_LEFT));
        table.addCell(createCell(map.get("version_sample").toString(), textfont, Element.ALIGN_LEFT,3));

        table.addCell(createCell("生产日期/批号", textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell(map.get("batch_number").toString(), textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell("商标", textfont, Element.ALIGN_LEFT));
        table.addCell(createCell(map.get("logo").toString(), textfont, Element.ALIGN_LEFT,3));

        table.addCell(createCell("抽样数量", textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell(map.get("sample_amount").toString(), textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell("产品等级", textfont, Element.ALIGN_LEFT));
        table.addCell(createCell(map.get("product_level").toString(), textfont, Element.ALIGN_LEFT,3));

        table.addCell(createCell("库存量", textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell(map.get("store_amount").toString(), textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell("标注执行标准/技术文件", textfont, Element.ALIGN_LEFT,1,2));
        table.addCell(createCell(map.get("execute_file").toString(), textfont, Element.ALIGN_LEFT,3,2));

        table.addCell(createCell("批量/进货量", textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell(map.get("purchase_amount").toString(), textfont, Element.ALIGN_LEFT,2));

        table.addCell(createCell("单价（元）", textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell(map.get("price").toString(), textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell("封样状态", textfont, Element.ALIGN_LEFT));
        table.addCell(createCell(map.get("storage_state").toString(), textfont, Element.ALIGN_LEFT,3));

        table.addCell(createCell("备样量及封存地点", textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell(map.get("count_bak").toString()+" , "+map.get("storage_address"), textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell("寄送样地点", textfont, Element.ALIGN_LEFT));
        table.addCell(createCell(map.get("send_address").toString(), textfont, Element.ALIGN_LEFT,3));

        table.addCell(createCell("抽样日期", textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell((String) map.get("sample_time"), textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell("寄送样截至日期", textfont, Element.ALIGN_LEFT));
        table.addCell(createCell(map.get("send_end_time").toString(), textfont, Element.ALIGN_LEFT,3));

        table.addCell(createCell("抽样地点", textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell(map.get("sample_address").toString(), textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell("抽样方式", textfont, Element.ALIGN_LEFT));
        table.addCell(createCell(map.get("sample_mode").toString(), textfont, Element.ALIGN_LEFT,3));

        //抽样机构
        table.addCell(createCell("抽样机构", textfont, Element.ALIGN_LEFT,1,3));
        table.addCell(createCell("单位名称", textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell(map.get("cy_company_name").toString(), textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell("联系人", textfont, Element.ALIGN_LEFT));
        table.addCell(createCell(map.get("cy_company_contact").toString(), textfont, Element.ALIGN_LEFT,3));

        table.addCell(createCell("单位地址", textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell(map.get("cy_company_address").toString(), textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell("联系电话", textfont, Element.ALIGN_LEFT));
        table.addCell(createCell(map.get("cy_company_phone").toString(), textfont, Element.ALIGN_LEFT,3));

        table.addCell(createCell("邮政编码", textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell(map.get("cy_company_zip").toString(), textfont, Element.ALIGN_LEFT,2));
        table.addCell(createCell("传真/Email", textfont, Element.ALIGN_LEFT));
        table.addCell(createCell(map.get("cy_company_fax").toString(), textfont, Element.ALIGN_LEFT,3));

        //备注
       table.addCell(createCell(map.get("remark").toString(), textfont, Element.ALIGN_LEFT,8,1,60));

       //签名
        table.addCell(createCell("抽查对象对抽查过程无异议：确认所抽产品为境内生产、销售的合格待销产品：已阅读并核实抽样单内容，无异议\n抽查对象单位签名（盖章）\n\n\n                                           ______年______月______日 ", textfont, Element.ALIGN_LEFT,5,1,80));
        table.addCell(createCell("抽样人（签名）:\n\n\n\n                                           抽样机构（公章）\n\n                                              ______年______月______日", textfont, Element.ALIGN_LEFT,3,6,40));
        document.add(paragraph);
        document.add(paragraph_No);
        document.add(table);

    }


/**------------------------创建表格单元格的方法start----------------------------*/
    /**
     * 创建单元格(指定字体)
     *
     * @param value
     * @param font
     * @return
     */
    public PdfPCell createCell(String value, Font font) {
        PdfPCell cell = new PdfPCell();
        cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
        cell.setHorizontalAlignment(Element.ALIGN_CENTER);
        cell.setPhrase(new Phrase(value, font));
        return cell;
    }

    /**
     * 创建单元格（指定字体、水平..）
     *
     * @param value
     * @param font
     * @param align
     * @return
     */
    public PdfPCell createCell(String value, Font font, int align) {
        PdfPCell cell = new PdfPCell();
        cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
        cell.setHorizontalAlignment(align);
        cell.setPhrase(new Phrase(value, font));
        return cell;
    }

    /**
     * 创建单元格（指定字体、水平居..、单元格跨x列合并）
     *
     * @param value
     * @param font
     * @param align
     * @param colspan
     * @return
     */
    public PdfPCell createCell(String value, Font font, int align, int colspan) {
        PdfPCell cell = new PdfPCell();
        cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
        cell.setHorizontalAlignment(align);
        cell.setColspan(colspan);
        cell.setPhrase(new Phrase(value, font));
        return cell;
    }



    /**
     * 创建单元格（指定字体、水平居..、单元格跨x列 Y列合并）
     *
     * @param value
     * @param font
     * @param align
     * @param colspan
     * @param rowspan
     * @return
     */
    public PdfPCell createCell(String value, Font font, int align, int colspan, int rowspan) {
        PdfPCell cell = new PdfPCell();
        cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
        cell.setHorizontalAlignment(align);
        cell.setColspan(colspan);
        cell.setRowspan(rowspan);
        cell.setPhrase(new Phrase(value, font));
        return cell;
    }

    public PdfPCell createCell(String value, Font font, int align, int colspan, int rowspan,int height) {
        PdfPCell cell = new PdfPCell();
        cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
        cell.setHorizontalAlignment(align);
        cell.setColspan(colspan);
        cell.setRowspan(rowspan);
        cell.setPhrase(new Phrase(value, font));
        cell.setFixedHeight(height);
        return cell;
    }
    /**
     * 创建单元格（指定字体、水平居..、单元格跨x列合并、设置单元格内边距）
     *
     * @param value
     * @param font
     * @param align
     * @param colspan
     * @param boderFlag
     * @return
     */
    public PdfPCell createCell(String value, Font font, int align, int colspan, boolean boderFlag) {
        PdfPCell cell = new PdfPCell();
        cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
        cell.setHorizontalAlignment(align);
        cell.setColspan(colspan);
        cell.setPhrase(new Phrase(value, font));
        cell.setPadding(3.0f);
        if (!boderFlag) {
            cell.setBorder(0);
            cell.setPaddingTop(15.0f);
            cell.setPaddingBottom(8.0f);
        } else if (boderFlag) {
            cell.setBorder(0);
            cell.setPaddingTop(0.0f);
            cell.setPaddingBottom(15.0f);
        }
        return cell;
    }

    /**
     * 创建单元格（指定字体、水平..、边框宽度：0表示无边框、内边距）
     *
     * @param value
     * @param font
     * @param align
     * @param borderWidth
     * @param paddingSize
     * @param flag
     * @return
     */
    public PdfPCell createCell(String value, Font font, int align, float[] borderWidth, float[] paddingSize, boolean flag) {
        PdfPCell cell = new PdfPCell();
        cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
        cell.setHorizontalAlignment(align);
        cell.setPhrase(new Phrase(value, font));
        cell.setBorderWidthLeft(borderWidth[0]);
        cell.setBorderWidthRight(borderWidth[1]);
        cell.setBorderWidthTop(borderWidth[2]);
        cell.setBorderWidthBottom(borderWidth[3]);
        cell.setPaddingTop(paddingSize[0]);
        cell.setPaddingBottom(paddingSize[1]);
        if (flag) {
            cell.setColspan(2);
        }
        return cell;
    }
/**------------------------创建表格单元格的方法end----------------------------*/


/**--------------------------创建表格的方法start------------------- ---------*/
    /**
     * 创建默认列宽，指定列数、水平(居中、右、左)的表格
     *
     * @param colNumber
     * @param align
     * @return
     */
    public PdfPTable createTable(int colNumber, int align) {
        PdfPTable table = new PdfPTable(colNumber);
        try {
            table.setTotalWidth(maxWidth);
            table.setLockedWidth(true);
            table.setHorizontalAlignment(align);
            table.getDefaultCell().setBorder(1);
        } catch (Exception e) {
            e.printStackTrace();
        }
        return table;
    }

    /**
     * 创建指定列宽、列数的表格
     *
     * @param widths
     * @return
     */
    public PdfPTable createTable(float[] widths) {
        PdfPTable table = new PdfPTable(widths);
        try {
            table.setTotalWidth(maxWidth);
            table.setLockedWidth(true);
            table.setHorizontalAlignment(Element.ALIGN_CENTER);
            table.getDefaultCell().setBorder(1);
        } catch (Exception e) {
            e.printStackTrace();
        }
        return table;
    }

    /**
     * 创建空白的表格
     *
     * @return
     */
    public PdfPTable createBlankTable() {
        PdfPTable table = new PdfPTable(1);
        table.getDefaultCell().setBorder(0);
        table.addCell(createCell("", keyfont));
        table.setSpacingAfter(20.0f);
        table.setSpacingBefore(20.0f);
        return table;
    }
/**--------------------------创建表格的方法end------------------- ---------*/

}

class AsianFontProvider extends XMLWorkerFontProvider {
    @Override
    public Font getFont(final String fontname, String encoding, float size, final int style) {
        try {
            BaseFont bfChinese = BaseFont.createFont("STSongStd-Light", "UniGB-UCS2-H", BaseFont.NOT_EMBEDDED);
            return new Font(bfChinese, size, style);
        } catch (Exception e) {
        }
        return super.getFont(fontname, encoding, size, style);
    }
}

Html转PDF

  • 添加依赖

    <dependency>
    <groupId>com.itextpdf</groupId>
    <artifactId>html2pdf</artifactId>
    <version>4.0.0</version>
</dependency>

  • 代码

    import com.itextpdf.html2pdf.HtmlConverter;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;

public class HtmlToPDF {
    private static final String ORIG = "/uploads/input.html";
    private static final String OUTPUT_FOLDER = "/myfiles/";

    public static void main(String[] args) throws IOException {
        File htmlSource = new File(ORIG);
        File pdfDest = new File(OUTPUT_FOLDER + "output.pdf");
        HtmlConverter.convertToPdf(new FileInputStream(htmlSource), new FileOutputStream(pdfDest));
    }

}

官网地址：Convert HTML & CSS to rich, smart PDF documents - iText (itextpdf.com)

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原文地址：https://www.cnblogs.com/seanRay/p/15602264.html