PDF生成，定位写入实际项目

package org.quetzaco.businesscomponents.dr.service.helper;

import java.awt.Color;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.MissingResourceException;

import org.quetzaco.businesscomponents.dms.service.DocumentServices;
import org.quetzaco.businesscomponents.dms.service.DocumentServicesHome;
import org.quetzaco.businesscomponents.dms.service.helper.BaseDmsServicesHelper;
import org.quetzaco.commoncomponents.admin.model.BaseModel;
import org.quetzaco.commoncomponents.admin.model.User;
import org.quetzaco.commoncomponents.dms.model.Document;
import org.quetzaco.commoncomponents.dr.model.DRRoute;
import org.quetzaco.commoncomponents.global.constants.QuetzacoConstants;
import org.quetzaco.commoncomponents.global.constants.QuetzacoJndiNames;
import org.quetzaco.commoncomponents.global.model.RandomGUID;
import org.quetzaco.commoncomponents.global.model.ResultData;
import org.quetzaco.commoncomponents.global.model.ServicePool;
import org.quetzaco.commoncomponents.global.util.ConfigManager;
import org.quetzaco.commoncomponents.global.util.PDFUtil;
import org.quetzaco.commoncomponents.global.util.QuetzacoServerLogger;
import org.quetzaco.platformcomponents.dr.entity.helper.DRHelper;
import org.quetzaco.wf.instance.WFNode;

import com.lowagie.text.DocumentException;
import com.lowagie.text.Font;
import com.lowagie.text.Phrase;
import com.lowagie.text.pdf.BaseFont;
import com.lowagie.text.pdf.PdfContentByte;
import com.lowagie.text.pdf.PdfPCell;
import com.lowagie.text.pdf.PdfPTable;
import com.lowagie.text.pdf.PdfReader;
import com.lowagie.text.pdf.PdfStamper;
import com.lowagie.text.pdf.PdfWriter;

public class HQZLFrontPage {

private static DocumentServices documentService = null;

private final static int NORMAL_FONT_SIZE = 11;
private final static Color NORMAL_FONT_COLOR = Color.black;
private final static int NORMAL_FONT_ALIGN = PdfContentByte.ALIGN_LEFT;


/*                                           1名称     2缓急    3密级    4 拟稿人  5 拟稿单位  6电话     7打印份数    9 标题 */
private final static String[] INDEX_KEYS = {"MC_ID", "HJ_ID", "MJ_ID", "NGR_ID", "NGDW_ID", "DH_ID", "DYFS_ID", "BT_ID"};
/*                                                            1名称     2缓急        3密级      4 拟稿人    5 拟稿单位     6电话      7打印份数    9 标题 */
private final static int[][] INDEX_KEYS_DEFAULT_POSITION = {{90, 669}, {350, 669}, {440, 669}, {422, 359}, {422, 336}, {422, 314}, {422, 290}, {115, 168}};

//                                          附件1     附件2   附件3   附件4   附件5
private final static String[] ATTACHMENTS = {"FJ_1", "FJ_2", "FJ_3", "FJ_4", "FJ_5"};
//                                                    附件1       附件2         附件3     附件4         附件5
private final static int[][] ATTACHMENTS_POSITION = {{116, 247}, {116, 235}, {116, 223}, {116, 212}, {116, 201}};


public static String makePublishPage(User contextUser, DRRoute drRoute) throws Exception {
        String hqzl_pdf_path = ConfigManager.getInstance().getPropertyResourceBundle(QuetzacoConstants.QUETZACO_CFG).getString("HQZL_PDF_PATH");

        QuetzacoServerLogger.getInstance().debug("       hqzl_pdf_path      " + hqzl_pdf_path);
        QuetzacoServerLogger.getInstance().debug("       drRoute.getObjectId()      " + drRoute.getObjectId());
        String templatePdf = DRHelper.getInstance().getCover(drRoute.getObjectId());
if ("".equals(templatePdf)) {
return null;
        }
        String strTemplatePdf = hqzl_pdf_path +"/"+ DRHelper.getInstance().getCover(drRoute.getObjectId());
        QuetzacoServerLogger.getInstance().debug("       strTemplatePdf      " + strTemplatePdf);


        String cacheRoot = ConfigManager.getInstance().getPropertyResourceBundle(QuetzacoConstants.QUETZACO_CFG).getString("QUETZACO_CACHE_ROOT");
        String strPrefacePdfFile = cacheRoot + "/" + new RandomGUID().getGUID() + ".pdf";
        QuetzacoServerLogger.getInstance().debug("------------strPrefacePdfFile---" + strPrefacePdfFile);

        PdfStamper stamp = null;
try {
//读取临时的PDF 到内存中
PdfReader reader = new PdfReader(strTemplatePdf);
//设置生成临时PDF的位置
stamp = new PdfStamper(reader, new FileOutputStream(strPrefacePdfFile));
// 取出第一页
PdfContentByte over = stamp.getOverContent(1);
//操作PDF
generateDocumentPublishInfoPart(contextUser,over, drRoute);

        } finally {
            stamp.close();
        }

        String attachementPdf = getAttachementPath(contextUser, drRoute);
        QuetzacoServerLogger.getInstance().debug("------------attachement--" + attachementPdf);


        String destDoc_pdf = cacheRoot + "/" + new RandomGUID().getGUID() + ".pdf";
        QuetzacoServerLogger.getInstance().debug("------------destDoc_pdf--" + destDoc_pdf);


//将封页和附件内容合并
PDFUtil.mergePdf(strPrefacePdfFile, attachementPdf, destDoc_pdf);

//写入随机数到每一页
String tmpPdf = cacheRoot + "/" + new RandomGUID().getGUID() + ".pdf";
        PDFUtil.addWaterMark(new FileInputStream(destDoc_pdf), new FileOutputStream(tmpPdf), contextUser.getFullname(), contextUser);

return tmpPdf;
    }

//转换附件类型并获取路径
private static String getAttachementPath(User contextUser, DRRoute drRoute) throws Exception {
documentService = ((DocumentServicesHome) ServicePool.getInstance().getServiceHome(DocumentServicesHome.class, QuetzacoJndiNames.DOCUMENT_SERVICE)).create();
        QuetzacoServerLogger.getInstance().debug("------------getHqzlAttachementId---" + drRoute.getHqzlAttachementId());
        Document document = new Document(drRoute.getHqzlAttachementId());
        Document[] docs = {document};
        ResultData rsDataBaseType = null;
        rsDataBaseType = documentService.viewDocumentDetails(contextUser, docs);
if (rsDataBaseType.getStatus() == QuetzacoConstants.SUCCESS) {
            document = (Document) rsDataBaseType.getModelAt(0);
        }
        QuetzacoServerLogger.getInstance().debug("       document.      " + document.getObjectName());
        QuetzacoServerLogger.getInstance().debug("       document.getCurrentRevision().getInternalFileName()      " + document.getCurrentRevision().getInternalFileName());
        QuetzacoServerLogger.getInstance().debug("       document.getCurrentRevision().getInternalFileName()      " + document.getCurrentRevision().getPath());
        QuetzacoServerLogger.getInstance().debug("       document.getCurrentRevision().getInternalFileName()      " + document.getCurrentRevision().getExtension());

        String attachement = document.getCurrentRevision().getPath().replaceAll("~=~", "/") + document.getCurrentRevision().getInternalFileName();
        QuetzacoServerLogger.getInstance().debug("       attachement      " + attachement);

boolean boo = BaseDmsServicesHelper.getInstance().ConvertFileToPDF(attachement);
        QuetzacoServerLogger.getInstance().debug("       boo      " + boo);

        String attachementPdf = attachement.substring(0, attachement.lastIndexOf(".")) + ".pdf";

        QuetzacoServerLogger.getInstance().debug("       attachementPdf      " + attachementPdf);
return attachementPdf;
    }


//将流程信息一一读取出来
private static void generateDocumentPublishInfoPart(User contextUser, PdfContentByte over, DRRoute drRoute) throws IOException, DocumentException {


        String[] properties = new String[8];
        properties[0] = drRoute.getHqzlDocumentNumberTitle() + drRoute.getDocumentSequeueNo() + drRoute.getTitle();
        properties[1] = drRoute.getUrgency();
        properties[2] = drRoute.getConfidentiality();
        properties[3] = contextUser.getFirstName()+contextUser.getLastName();
        properties[4] = drRoute.getHqzlUnit();
        properties[5] = drRoute.getTelephone();
        properties[6] = drRoute.getPrintNum() + "";
        properties[7] = drRoute.getTitle();

for (int i = 0; i < properties.length; i++) {
            QuetzacoServerLogger.getInstance().debug(properties[i]);
        }


        List fj = drRoute.getAttachments();
        QuetzacoServerLogger.getInstance().debug("       fj     " + fj.size());
        String[] attachements = new String[fj.size()>5?5:fj.size()];

        Document[] arr = (Document[]) fj.toArray(new Document[fj.size()>5?5:fj.size()]);
//写入最多5个附件
QuetzacoServerLogger.getInstance().debug("       arr     " + arr);
if (arr != null) {
            QuetzacoServerLogger.getInstance().debug("       arr length     " + arr.length);
        }
if (arr != null && attachements.length != 0) {
for (int i = 0; i < arr.length && i < 5; i++) {
                attachements[i] = arr[i].getObjectName();
                QuetzacoServerLogger.getInstance().debug(" arr[i].getObjectName()      " + arr[i].getObjectName());
            }
        }


signPropertyText(over, properties);
signAttachementText(over, attachements);
    }

//写入属性
private static void signPropertyText(PdfContentByte over, String[] properties) throws IOException, DocumentException {
for (int i = 0; i < properties.length; i++) {
signTextWithDefault(over, properties[i], NORMAL_FONT_COLOR, NORMAL_FONT_ALIGN, 0f, NORMAL_FONT_SIZE, INDEX_KEYS[i], INDEX_KEYS_DEFAULT_POSITION[i][0], INDEX_KEYS_DEFAULT_POSITION[i][1]);
        }
    }

//写入附件名
private static void signAttachementText(PdfContentByte over, String[] attachements) throws IOException, DocumentException {
for (int i = 0; i < attachements.length; i++) {
if (!"".equals(attachements[i])) {
signTextWithDefault(over, attachements[i], NORMAL_FONT_COLOR, NORMAL_FONT_ALIGN, 0f, NORMAL_FONT_SIZE, ATTACHMENTS[i], ATTACHMENTS_POSITION[i][0], ATTACHMENTS_POSITION[i][1]);
            }
        }
    }

/**
     * @param over         操作的PDF
     * @param showText     写入的文字
* @param color        字体颜色  NORMAL_FONT_COLOR
     * @param align        对齐方式 NORMAL_FONT_ALIGN
     * @param charSpacing  每个字之间的间隔
* @param fontSize     字体大小
* @param strConfigKey 在配置文件中的Key值  ，一般用于取出配置文件中的X轴和Y轴  对应的为  strConfigKey + "_X"    strConfigKey + "_Y"
     * @param iDefaultX    默认的X轴位置
* @param iDefaultY    默认Y轴位置
* @throws IOException
     * @throws DocumentException
     */
private static void signTextWithDefault(PdfContentByte over, String showText, Color color, int align, float charSpacing, int fontSize, String strConfigKey, int iDefaultX, int iDefaultY) throws IOException, DocumentException {
try {
signText(over, showText, color, align, charSpacing, fontSize,
                    Integer.parseInt(ConfigManager.getInstance().getPropertyResourceBundle(QuetzacoConstants.QUETZACO_CFG).getString(strConfigKey + "_X")),
                    Integer.parseInt(ConfigManager.getInstance().getPropertyResourceBundle(QuetzacoConstants.QUETZACO_CFG).getString((strConfigKey + "_Y"))));
        } catch (MissingResourceException e) {
            QuetzacoServerLogger.getInstance().debug(e.getMessage());

signText(over, showText, color, align, charSpacing, fontSize, iDefaultX, iDefaultY);
        } catch (NumberFormatException e) {
            QuetzacoServerLogger.getInstance().debug(e.getMessage());
signText(over, showText, color, align, charSpacing, fontSize, iDefaultX, iDefaultY);
        }
    }

private static void signText(PdfContentByte over, String showtext, Color color, int align, float charSpacing, int fontSize, float iX, float iY) throws IOException, DocumentException {
try {
            QuetzacoServerLogger.getInstance().debug("---------------" + showtext + "-------x-------" + iX + "---------y---------" + iY);
//            BaseFont bfChinese =BaseFont.createFont( ConfigManager.getInstance().getPropertyResourceBundle( QuetzacoConstants.QUETZACO_CFG ).getString( "HQZL_FONT_PATH" ),BaseFont.IDENTITY_H,BaseFont.EMBEDDED);

BaseFont bfChinese = BaseFont.createFont("STSong-Light", "UniGB-UCS2-H", BaseFont.NOT_EMBEDDED);
            over.beginText();
            over.setLineWidth(700);
            over.setFontAndSize(bfChinese, fontSize);
            over.setColorFill(color);
            over.setCharacterSpacing(charSpacing);
if (showtext == null)
                showtext = "";
            over.showTextAligned(align, showtext, iX, iY, 0);
        } finally {
try {
                over.endText();
            } catch (Exception e) {

            }
        }

    }






//创建一个审批信息的文件，将流程审批信息写入
public static String createCommmentPDF(DRRoute drRoute)throws Exception{

        String cacheRoot = ConfigManager.getInstance().getPropertyResourceBundle(QuetzacoConstants.QUETZACO_CFG).getString("QUETZACO_CACHE_ROOT");
        String prefacePdfFile = cacheRoot + java.io.File.separatorChar+ new RandomGUID().getGUID() + ".pdf";
        QuetzacoServerLogger.getInstance().debug("       DRViewCommentPanel       "+drRoute.getWfInstance().getNodesMap());

        List<Map.Entry<String, WFNode>> values = compareMap(drRoute.getWfInstance().getNodesMap());

        List<String> list=new ArrayList<String>();
for (Map.Entry<String, WFNode> entry : values) {
            WFNode node = entry.getValue();
if ("START".equals(node.getActionToken())) {
continue;
            }
if (node.getAssignee().getObjectName() == null) {
continue;
            }
            BaseModel model = new BaseModel();
            list.add(node.getAssignee().getObjectName()+"&&"+node.getActionDate());
            list.add(node.getComment());
            QuetzacoServerLogger.getInstance().debug("       "   +node.getAssignee().getObjectName());
            QuetzacoServerLogger.getInstance().debug("        审批&&"+node.getActionDate());
            QuetzacoServerLogger.getInstance().debug("        审批意见"+node.getComment());
       }



        QuetzacoServerLogger.getInstance().debug("       prefacePdfFile       "+prefacePdfFile);
try {
createPrefacePdf(prefacePdfFile,"",list);
        } catch (Exception e) {
            e.printStackTrace();
        }


return prefacePdfFile;
    }


private static void createPrefacePdf(String file, String tableHeader, List<String> list)throws Exception, IOException {

        com.lowagie.text.Document document = new com.lowagie.text.Document();
        PdfWriter.getInstance(document, new FileOutputStream(file));
        document.open();

        PdfPTable table = new PdfPTable(2);

        BaseFont bfChinese = BaseFont.createFont("STSong-Light", "UniGB-UCS2-H", BaseFont.NOT_EMBEDDED);
//        BaseFont bfChinese =BaseFont.createFont( ConfigManager.getInstance().getPropertyResourceBundle( QuetzacoConstants.QUETZACO_CFG ).getString( "HQZL_FONT_PATH" ),"UniGB-UCS2-H",BaseFont.EMBEDDED);

Font fontChinese = new Font(bfChinese, 12, Font.BOLD, Color.BLACK);

        PdfPCell name = new PdfPCell(new Phrase(tableHeader, fontChinese));
        name.setHorizontalAlignment(com.lowagie.text.Element.ALIGN_CENTER);
        name.setColspan(2);
//        table.addCell(name);

Iterator iterator = list.iterator();
while(iterator.hasNext()){
            String str = (String)iterator.next();
            String[] strs = str.split("&&");
if(strs.length == 1){
                PdfPCell column = new PdfPCell(new Phrase(strs[0], fontChinese));
                column.setHorizontalAlignment(com.lowagie.text.Element.ALIGN_CENTER);
                column.setColspan(2);
                table.addCell(column);
            }else if(strs.length == 2){
                PdfPCell column1 = new PdfPCell(new Phrase(strs[0], fontChinese));
                column1.setHorizontalAlignment(com.lowagie.text.Element.ALIGN_CENTER);
                PdfPCell column2 = new PdfPCell(new Phrase(strs[1], fontChinese));
                column2.setHorizontalAlignment(com.lowagie.text.Element.ALIGN_CENTER);
                table.addCell(column1);
                table.addCell(column2);
            }

        }

        document.add(table);
        document.close();
    }

private static List<Map.Entry<String, WFNode>> compareMap(Map<String, WFNode> map){


        List<Map.Entry<String, WFNode>> values = new ArrayList<Map.Entry<String, WFNode>>(map.entrySet());
        Collections.sort(values, new Comparator<Map.Entry<String, WFNode>>()
        {
public int compare(Map.Entry<String, WFNode> o1, Map.Entry<String, WFNode> o2)
            {
if(o1.getValue().getActionDate()==null || o2.getValue().getActionDate()==null){
return 0;
                }

if(o1.getValue().getActionDate().before(o2.getValue().getActionDate())){
return  -1;
                }else{
return 1;
                }

            }
        });
        System.out.println(values);
return values;
    }

}