直接Ctrl C/V可用
Java代碼

import java.io.FileOutputStream; import com.lowagie.text.Document; import com.lowagie.text.pdf.PdfCopy; import com.lowagie.text.pdf.PdfImportedPage; import com.lowagie.text.pdf.PdfReader; /*** pdf合成工具* @author ziho**/ public class MergePdfFile { public static void main(String[] args) { String[] files = { "C:/Users/Administrator/Desktop/4.pdf", "C:/Users/Administrator/Desktop/5.pdf","C:/Users/Administrator/Desktop/6.pdf"}; String savepath = "C:/Users/Administrator/Desktop/00.pdf"; mergePdfFiles(files, savepath); }public static String mergePdfFiles(String[] files, String newfile) { Document document = null; try { document = new Document(new PdfReader(files[0]).getPageSize(1)); PdfCopy copy = new PdfCopy(document, new FileOutputStream(newfile)); document.open(); for (int i = 0; i < files.length; i++) { PdfReader reader = new PdfReader(files[i]); int n = reader.getNumberOfPages(); for (int j = 1; j <= n; j++) { document.newPage(); PdfImportedPage page = copy.getImportedPage(reader, j); copy.addPage(page); }} } catch (Exception e) { e.printStackTrace(); } finally { document.close(); } return newfile; } }

總結(jié)

以上是生活随笔為你收集整理的Java多个pdf文件合并一个pdf（多页）的全部內(nèi)容，希望文章能夠幫你解決所遇到的問題。

如果覺得生活随笔網(wǎng)站內(nèi)容還不錯，歡迎將生活随笔推薦給好友。