Class ProtectionPolicy
java.lang.Object
org.apache.pdfbox.pdmodel.encryption.ProtectionPolicy
- Direct Known Subclasses:
PublicKeyProtectionPolicy
,StandardProtectionPolicy
This class represents the protection policy to apply to a document.
Objects implementing this abstract class can be passed to the protect method of PDDocument
to protect a document.
- Version:
- $Revision: 1.3 $
- Author:
- Benoit Guillon (benoit.guillon@snv.jussieu.fr)
- See Also:
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Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionint
Get the length of the secrete key that will be used to encrypt document data.void
setEncryptionKeyLength
(int l) set the length in (bits) of the secret key that will be used to encrypt document data.
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Constructor Details
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ProtectionPolicy
public ProtectionPolicy()
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Method Details
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setEncryptionKeyLength
public void setEncryptionKeyLength(int l) set the length in (bits) of the secret key that will be used to encrypt document data. The default value is 40 bits, which provides a low security level but is compatible with old versions of Acrobat Reader.- Parameters:
l
- the length in bits (must be 40 or 128)
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getEncryptionKeyLength
public int getEncryptionKeyLength()Get the length of the secrete key that will be used to encrypt document data.- Returns:
- The length (in bits) of the encryption key.
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