pdfencryption.html

IText PDF开发工具说明文档,使用很方便。

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<!-- ========= CONSTRUCTOR DETAIL ======== -->

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<B>Constructor Detail</B></FONT></TH>
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<A NAME="PdfEncryption()"><!-- --></A><H3>
PdfEncryption</H3>
<PRE>
public <B>PdfEncryption</B>()</PRE>
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</DL>
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<A NAME="PdfEncryption(com.lowagie.text.pdf.PdfEncryption)"><!-- --></A><H3>
PdfEncryption</H3>
<PRE>
public <B>PdfEncryption</B>(<A HREF="../../../../com/lowagie/text/pdf/PdfEncryption.html" title="class in com.lowagie.text.pdf">PdfEncryption</A>&nbsp;enc)</PRE>
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<!-- ============ METHOD DETAIL ========== -->

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<B>Method Detail</B></FONT></TH>
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<A NAME="setCryptoMode(int, int)"><!-- --></A><H3>
setCryptoMode</H3>
<PRE>
public void <B>setCryptoMode</B>(int&nbsp;mode,
                          int&nbsp;kl)</PRE>
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<DD><DL>
</DL>
</DD>
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<A NAME="getCryptoMode()"><!-- --></A><H3>
getCryptoMode</H3>
<PRE>
public int <B>getCryptoMode</B>()</PRE>
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<DD><DL>
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<A NAME="isMetadataEncrypted()"><!-- --></A><H3>
isMetadataEncrypted</H3>
<PRE>
public boolean <B>isMetadataEncrypted</B>()</PRE>
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<DD><DL>
</DL>
</DD>
</DL>
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<A NAME="padPassword(byte[])"><!-- --></A><H3>
padPassword</H3>
<PRE>
private byte[] <B>padPassword</B>(byte[]&nbsp;userPassword)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
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<A NAME="computeOwnerKey(byte[], byte[])"><!-- --></A><H3>
computeOwnerKey</H3>
<PRE>
private byte[] <B>computeOwnerKey</B>(byte[]&nbsp;userPad,
                               byte[]&nbsp;ownerPad)</PRE>
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<DD><DL>
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</DD>
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<A NAME="setupGlobalEncryptionKey(byte[], byte[], byte[], int)"><!-- --></A><H3>
setupGlobalEncryptionKey</H3>
<PRE>
private void <B>setupGlobalEncryptionKey</B>(byte[]&nbsp;documentID,
                                      byte[]&nbsp;userPad,
                                      byte[]&nbsp;ownerKey,
                                      int&nbsp;permissions)</PRE>
<DL>
<DD>ownerKey, documentID must be setup
<P>
<DD><DL>
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</DD>
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<A NAME="setupUserKey()"><!-- --></A><H3>
setupUserKey</H3>
<PRE>
private void <B>setupUserKey</B>()</PRE>
<DL>
<DD>mkey must be setup
<P>
<DD><DL>
</DL>
</DD>
</DL>
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<A NAME="setupAllKeys(byte[], byte[], int)"><!-- --></A><H3>
setupAllKeys</H3>
<PRE>
public void <B>setupAllKeys</B>(byte[]&nbsp;userPassword,
                         byte[]&nbsp;ownerPassword,
                         int&nbsp;permissions)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
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<A NAME="createDocumentId()"><!-- --></A><H3>
createDocumentId</H3>
<PRE>
public static byte[] <B>createDocumentId</B>()</PRE>
<DL>
<DD><DL>
</DL>
</DD>
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<A NAME="setupByUserPassword(byte[], byte[], byte[], int)"><!-- --></A><H3>
setupByUserPassword</H3>
<PRE>
public void <B>setupByUserPassword</B>(byte[]&nbsp;documentID,
                                byte[]&nbsp;userPassword,
                                byte[]&nbsp;ownerKey,
                                int&nbsp;permissions)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
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<A NAME="setupByUserPad(byte[], byte[], byte[], int)"><!-- --></A><H3>
setupByUserPad</H3>
<PRE>
private void <B>setupByUserPad</B>(byte[]&nbsp;documentID,
                            byte[]&nbsp;userPad,
                            byte[]&nbsp;ownerKey,
                            int&nbsp;permissions)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="setupByOwnerPassword(byte[], byte[], byte[], byte[], int)"><!-- --></A><H3>
setupByOwnerPassword</H3>
<PRE>
public void <B>setupByOwnerPassword</B>(byte[]&nbsp;documentID,
                                 byte[]&nbsp;ownerPassword,
                                 byte[]&nbsp;userKey,
                                 byte[]&nbsp;ownerKey,
                                 int&nbsp;permissions)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="setupByOwnerPad(byte[], byte[], byte[], byte[], int)"><!-- --></A><H3>
setupByOwnerPad</H3>
<PRE>
private void <B>setupByOwnerPad</B>(byte[]&nbsp;documentID,
                             byte[]&nbsp;ownerPad,
                             byte[]&nbsp;userKey,
                             byte[]&nbsp;ownerKey,
                             int&nbsp;permissions)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="setupByEncryptionKey(byte[], int)"><!-- --></A><H3>
setupByEncryptionKey</H3>
<PRE>
public void <B>setupByEncryptionKey</B>(byte[]&nbsp;key,
                                 int&nbsp;keylength)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
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<A NAME="setHashKey(int, int)"><!-- --></A><H3>
setHashKey</H3>
<PRE>
public void <B>setHashKey</B>(int&nbsp;number,
                       int&nbsp;generation)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
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<A NAME="createInfoId(byte[])"><!-- --></A><H3>
createInfoId</H3>
<PRE>
public static <A HREF="../../../../com/lowagie/text/pdf/PdfObject.html" title="class in com.lowagie.text.pdf">PdfObject</A> <B>createInfoId</B>(byte[]&nbsp;id)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
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<A NAME="getEncryptionDictionary()"><!-- --></A><H3>
getEncryptionDictionary</H3>
<PRE>
public <A HREF="../../../../com/lowagie/text/pdf/PdfDictionary.html" title="class in com.lowagie.text.pdf">PdfDictionary</A> <B>getEncryptionDictionary</B>()</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
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<A NAME="getFileID()"><!-- --></A><H3>
getFileID</H3>
<PRE>
public <A HREF="../../../../com/lowagie/text/pdf/PdfObject.html" title="class in com.lowagie.text.pdf">PdfObject</A> <B>getFileID</B>()</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
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<A NAME="getEncryptionStream(java.io.OutputStream)"><!-- --></A><H3>
getEncryptionStream</H3>
<PRE>
public <A HREF="../../../../com/lowagie/text/pdf/OutputStreamEncryption.html" title="class in com.lowagie.text.pdf">OutputStreamEncryption</A> <B>getEncryptionStream</B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/io/OutputStream.html?is-external=true" title="class or interface in java.io">OutputStream</A>&nbsp;os)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
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<A NAME="calculateStreamSize(int)"><!-- --></A><H3>
calculateStreamSize</H3>
<PRE>
public int <B>calculateStreamSize</B>(int&nbsp;n)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
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<A NAME="encryptByteArray(byte[])"><!-- --></A><H3>
encryptByteArray</H3>
<PRE>
public byte[] <B>encryptByteArray</B>(byte[]&nbsp;b)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
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<A NAME="getDecryptor()"><!-- --></A><H3>
getDecryptor</H3>
<PRE>
public <A HREF="../../../../com/lowagie/text/pdf/StandardDecryption.html" title="class in com.lowagie.text.pdf">StandardDecryption</A> <B>getDecryptor</B>()</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
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<A NAME="decryptByteArray(byte[])"><!-- --></A><H3>
decryptByteArray</H3>
<PRE>
public byte[] <B>decryptByteArray</B>(byte[]&nbsp;b)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
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<A NAME="addRecipient(java.security.cert.Certificate, int)"><!-- --></A><H3>
addRecipient</H3>
<PRE>
public void <B>addRecipient</B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/security/cert/Certificate.html?is-external=true" title="class or interface in java.security.cert">Certificate</A>&nbsp;cert,
                         int&nbsp;permission)</PRE>
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<DD><DL>
</DL>
</DD>
</DL>
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<A NAME="computeUserPassword(byte[])"><!-- --></A><H3>
computeUserPassword</H3>
<PRE>
public byte[] <B>computeUserPassword</B>(byte[]&nbsp;ownerPassword)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
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