- How to open password protected pdf file using java for android#
- How to open password protected pdf file using java code#
If you try to open the password-protected PDF file, the PDF viewer will ask to enter the password.
How to open password protected pdf file using java code#
The following code snippet adds a password to a PDF file in Java. Save the protected file using the save() method.
Save the result file using PdfDocument.saveToFile() method. The PdfWriter class provides the setEncryption() method to set the password protection on a pdf file. Protect the file by adding password using addPassword() method. Decrypt the PDF file by setting the open password and permission password to empty using PdfDocument.getSecurity().encrypt( openPassword, permissionPassword, permissions, PdfEncryptionKeySize keySize, originalPermissionPassword) method. Load the encrypted PDF file with password using PdfDocument.loadFromFile( filename, password) method. 
When you need to remove the password from a PDF file, you can set the open password and permission password to empty while calling the PdfDocument.getSecurity().encrypt( openPassword, permissionPassword, permissions, PdfEncryptionKeySize keySize, originalPermissionPassword) method. Pdf.getSecurity().encrypt(openPassword, permissionPassword, flags, keySize) PdfEncryptionKeySize keySize = PdfEncryptionKeySize.Key_128_Bit ĮnumSet flags = EnumSet.of(PdfPermissionsFlags.Print, PdfPermissionsFlags.Fill_Fields) Pdf.loadFromFile("E:\\Files\\sample.pdf")
Save the result file using PdfDocument.saveToFile () method. Encrypt the PDF file using PdfDocument.getSecurity().encrypt( openPassword, permissionPassword, permissions, PdfEncryptionKeySize keySize) method. Set open password, permission password, encryption key size and permissions. you could use the PDFPASSWORD option with ODS PDF as shown here. Load a sample PDF file using PdfDocument.loadFromFile() method. Using ODS to password protect file Posted 10-31-2018 11:52 AM (2887 views) Is there a way to password. getSecurity().encrypt( openPassword, permissionPassword, permissions, PdfEncryptionKeySize keySize) method offered by Spire.PDF for Java allows you to set both open password and permission password to encrypt PDF files. If a PDF file is secured with both types of passwords, it can be opened with either password. The former is set to open the PDF file, while the latter is set to restrict printing, contents copying, commenting, etc. There are two kinds of passwords for encrypting a PDF file - open password and permission password. How to open password protected pdf file using java for android#
Free Spire.Presentation for Android via Java PdfReader reader new PdfReader(dp.getStream()) File tempFile File.
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