java生成PDF文档

Java代码
import java.awt.Color;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.text.DecimalFormat;
import java.text.NumberFormat;
import java.util.ArrayList;
import java.util.Date;

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.Phrase;
import com.lowagie.text.pdf.BaseFont;
import com.lowagie.text.pdf.PdfCell;
import com.lowagie.text.pdf.PdfPCell;
import com.lowagie.text.pdf.PdfPRow;
import com.lowagie.text.pdf.PdfPTable;
import com.lowagie.text.pdf.PdfWriter;
import com.sun.java_cup.internal.internal_error;

public class PDFReport{
    Document document = new Document();// 建立一个Document对象

    private static Font headfont ;// 设置字体大小
    private static Font keyfont;// 设置字体大小
    private static Font textfont;// 设置字体大小



    static{
        BaseFont bfChinese;
        try {
            //bfChinese = BaseFont.createFont("STSong-Light","UniGB-UCS2-H",BaseFont.NOT_EMBEDDED);
            bfChinese = BaseFont.createFont("STSong-Light","UniGB-UCS2-H",BaseFont.NOT_EMBEDDED);
            headfont = new Font(bfChinese, 10, Font.BOLD);// 设置字体大小
            keyfont = new Font(bfChinese, 8, Font.BOLD);// 设置字体大小
            textfont = new Font(bfChinese, 8, Font.NORMAL);// 设置字体大小
        } catch (Exception e) {
            e.printStackTrace();
        }
    }


    public PDFReport(File file) {
         document.setPageSize(PageSize.A4);// 设置页面大小
         try {
            PdfWriter.getInstance(document,new FileOutputStream(file));
            document.open();
        } catch (Exception e) {
            e.printStackTrace();
        }


    }
    int maxWidth = 520;


     public PdfPCell createCell(String value,com.lowagie.text.Font font,int align){
         PdfPCell cell = new PdfPCell();
         cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
         cell.setHorizontalAlignment(align);
         cell.setPhrase(new Phrase(value,font));
        return cell;
    }

     public PdfPCell createCell(String value,com.lowagie.text.Font font){
         PdfPCell cell = new PdfPCell();
         cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
         cell.setHorizontalAlignment(Element.ALIGN_CENTER);
         cell.setPhrase(new Phrase(value,font));
        return cell;
    }

     public PdfPCell createCell(String value,com.lowagie.text.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;
    }
    public PdfPCell createCell(String value,com.lowagie.text.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);
         }
        return cell;
    }
     public PdfPTable createTable(int colNumber){
        PdfPTable table = new PdfPTable(colNumber);
        try{
            table.setTotalWidth(maxWidth);
            table.setLockedWidth(true);&nb

补充：软件开发 , Java ,