PDFBOX org出现java Proc Groovy错误。阿帕奇。pdfbox。余弦。COSDocument finalize警告：警告：您没有关闭PDF文档
我正在运行以下代码，以便创建组合PDF文件。代码可以与一些PDF一起使用，例如，如果我想将10个结合在一起。但是当我尝试合并所有的PDF文件时，比如50个，我会在我的日志中收到以下消息，并且不会创建PDF文件
org.apache.pdfbox.cos.COSDocument finalize
WARNING: Warning: You did not close a PDF Document
代码：
proc groovy;
add classpath = "K:/qa/common/java/groovy-json-2.5.6.jar";
add classpath = "K:/qa/common/java/pdfbox-app-2.0.15.jar";
submit;
import org.apache.pdfbox.pdmodel.PDDocument;
import org.apache.pdfbox.pdmodel.PDPage;
import org.apache.pdfbox.pdmodel.PDPageContentStream;
import org.apache.pdfbox.pdmodel.font.PDType1Font;
import org.apache.pdfbox.pdmodel.interactive.documentnavigation.destination.PDPageDestination;
import org.apache.pdfbox.pdmodel.interactive.documentnavigation.destination.PDPageFitWidthDestination;
import org.apache.pdfbox.pdmodel.interactive.documentnavigation.outline.PDDocumentOutline;
import org.apache.pdfbox.pdmodel.interactive.documentnavigation.outline.PDOutlineItem;
import org.apache.pdfbox.pdmodel.common.PDStream;
import org.apache.pdfbox.pdmodel.interactive.documentnavigation.destination.PDPageXYZDestination;
import org.apache.pdfbox.pdmodel.interactive.action.PDActionGoTo;
import org.apache.pdfbox.pdmodel.interactive.annotation.PDAnnotationLink;
import org.apache.pdfbox.pdmodel.common.PDRectangle;
import org.apache.pdfbox.pdmodel.font.PDFont;
import org.apache.pdfbox.pdmodel.interactive.annotation.PDBorderStyleDictionary;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.List;
import java.awt.Color;
public class ListFiles
{
public static PDDocument doc;
public static PDDocumentOutline outline;
public static PDOutlineItem pagesOutline;
public static PDPage toc;
public static PDPageXYZDestination tocMain;
public static PDActionGoTo action;
public static PDAnnotationLink link;
public static PDRectangle rect;
public static PDPageDestination pdest;
public static PDPageContentStream stream;
public static PDFont font = PDType1Font.HELVETICA_BOLD;
private static String tlfloc = "K:/qa/for_pdf/NSCLC/";
private static double X_TOC_POS = 85;
private static double Y_TOC_POS = 720;
private static double INCREM = -35;
private static float LOWER_LEFT_X = 72.0f;
private static float LOWER_LEFT_Y = 700.0f;
private static float UPPER_RIGHT_X = 610.0f;
private static float UPPER_RIGHT_Y = 730.0f;
private static float RECT_INCREM = -35.0f;
private static float TOC_ROW_FONT_SIZE = 6.0f;
public static ListFiles listFiles;
public static void main(String[] args)
{
doc = new PDDocument();
toc = new PDPage();
doc.addPage(toc);
PDDocumentOutline outline = new PDDocumentOutline();
doc.getDocumentCatalog().setDocumentOutline(outline);
pagesOutline = new PDOutlineItem();
pagesOutline.setTitle("All TFLs");
outline.addLast(pagesOutline);
File file = new File("K:/qa/for_pdf/NSCLC/NSCLC_Titles.csv");
listFiles = new ListFiles();
listFiles.listAllFiles(file);
pagesOutline.openNode();
outline.openNode();
tocMain = new PDPageXYZDestination();
tocMain.setPage(toc);
tocMain.setLeft(0);
tocMain.setTop(0); // link to top of page, this is the XYZ part
doc.save(new File("K:/qa/for_pdf/NSCLC/Combined_PDF_NSCLC3.pdf"));
doc.close();
}
// Uses listFiles method
public void tocLink(PDPage thePage, String theRowText, double theIncrem , float llx, float lly, float urx, float ury) throws IOException
{
try
{
PDPageContentStream stream = new PDPageContentStream(doc, toc , true, true);
action = new PDActionGoTo();
action.setDestination(tocMain);
// add the GoTo action
pdest = new PDPageFitWidthDestination();
pdest.setPage(thePage);
action.setDestination(pdest);
link = new PDAnnotationLink();
link.setAction(action);
stream.setNonStrokingColor(Color.white);
rect = new PDRectangle();
rect.setLowerLeftX(llx);
rect.setLowerLeftY(lly);
rect.setUpperRightX(urx);
rect.setUpperRightY(ury);
link.setRectangle(rect);
toc.getAnnotations().add(link);
stream.setNonStrokingColor(Color.black);
stream.beginText();
stream.setFont(font, TOC_ROW_FONT_SIZE);
stream.setTextTranslation(X_TOC_POS, Y_TOC_POS + theIncrem);
stream.drawString(theRowText);
stream.endText();
stream.close();
}
catch (Exception e)
{ // TODO Auto-generated catch block
e.printStackTrace();
}
}
// Uses listFiles method
public void listAllFiles(File theFile)
{
BufferedReader br = new BufferedReader(new FileReader(theFile));
String st;
int tlgCount = 1;
st = br.readLine();
while ((st = br.readLine()) != null)
{
String[] array2 = st.split(",",2);
File pdf = new File(tlfloc + array2[0] + ".pdf");
readContent(pdf, array2[1], tlgCount);
tlgCount ++;
}
}
public void readContent(File file, String theTLGTitle, int tlgIndex) throws IOException
{
try
{ File file2 = new File(file.getCanonicalPath());
PDDocument tempDoc = PDDocument.load(file2);
int numOfPages = tempDoc.getNumberOfPages();
// Stores the first page of TLG. This will be used as the bookmark destination.
PDPage page = (PDPage) tempDoc.getDocumentCatalog().getPages().get(0);
for(int i = 0; i < numOfPages; i++)
{ PDPage firstPage = (PDPage) tempDoc.getDocumentCatalog().getPages().get(i);
doc.addPage(firstPage);
// Set the bookmark title(file name) to reference first page of TFL.
if (i == 0)
{
PDPageDestination dest = new PDPageFitWidthDestination();
dest.setPage(page);
PDOutlineItem bookmark = new PDOutlineItem();
bookmark.setDestination(dest);
String title = theTLGTitle;
bookmark.setTitle(title);
pagesOutline.addLast(bookmark);
listFiles.tocLink(firstPage, theTLGTitle, INCREM * (tlgIndex), (float) LOWER_LEFT_X ,(float) LOWER_LEFT_Y + (RECT_INCREM * (tlgIndex)),
(float) UPPER_RIGHT_X ,(float) UPPER_RIGHT_Y + (RECT_INCREM * (tlgIndex)));
}
}
}
catch (Exception e)
{ // TODO Auto-generated catch block
e.printStackTrace();
}
}
}
endsubmit;
quit;
提前谢谢你
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