Java多个PDF合并

import java.io.File;
import java.io.IOException;

import org.pdfbox.util.PDFMergerUtility;

public class Test {

	/**
	 * @param args
	 */
	private static String[] getFiles(String folder) throws IOException {
		File _folder = new File(folder);
		String[] filesInFolder;

		if (_folder.isDirectory()) {
			filesInFolder = _folder.list();
			return filesInFolder;
		} else {
			throw new IOException("Path is not a directory");
		}
	}

	public static void main(String[] args) throws Exception {
		PDFMergerUtility mergePdf = new PDFMergerUtility();

		String folder = "E:/print_notice";
		String destinationFileName = "hbTest.pdf";

		String[] filesInFolder = getFiles(folder);

		for (int i = 0; i < filesInFolder.length; i++)
			mergePdf.addSource(folder + File.separator + filesInFolder[i]);

		mergePdf.setDestinationFileName(folder + File.separator + destinationFileName);
		mergePdf.mergeDocuments();

		System.out.print("done");
	}

}

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