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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><!--NewPage--><HTML><HEAD><TITLE>Cipher (Project JXTA J2SE)</TITLE><META NAME="keywords" CONTENT="jxta.security.cipher.Cipher interface"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="Cipher (Project JXTA J2SE)";}</SCRIPT></HEAD><BODY BGCOLOR="white" onload="windowTitle();"><!-- ========= START OF TOP NAVBAR ======= --><A NAME="navbar_top"><!-- --></A><A HREF="#skip-navbar_top" title="Skip navigation links"></A><TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY=""><TR><TD COLSPAN=3 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A NAME="navbar_top_firstrow"><!-- --></A><TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY=""> <TR ALIGN="center" VALIGN="top"> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../overview-summary.html"><FONT 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ROWSPAN=3><EM><a href='http://www.jxta.org' target='_blank'>Project JXTA</a></EM></TD></TR><TR><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> PREV CLASS <A HREF="../../../jxta/security/cipher/Key.html" title="interface in jxta.security.cipher"><B>NEXT CLASS</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../index.html" target="_top"><B>FRAMES</B></A> <A HREF="Cipher.html" target="_top"><B>NO FRAMES</B></A> <SCRIPT type="text/javascript"> <!-- if(window==top) { document.writeln('<A HREF="../../../allclasses-noframe.html"><B>All Classes</B></A>'); } //--></SCRIPT><NOSCRIPT> <A HREF="../../../allclasses-noframe.html"><B>All Classes</B></A></NOSCRIPT></FONT></TD></TR><TR><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> SUMMARY: NESTED | <A HREF="#field_summary">FIELD</A> | CONSTR | <A HREF="#method_summary">METHOD</A></FONT></TD><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">DETAIL: <A HREF="#field_detail">FIELD</A> | CONSTR | <A HREF="#method_detail">METHOD</A></FONT></TD></TR></TABLE><A NAME="skip-navbar_top"></A><!-- ========= END OF TOP NAVBAR ========= --><HR><!-- ======== START OF CLASS DATA ======== --><H2><FONT SIZE="-1">jxta.security.cipher</FONT><BR>Interface Cipher</H2><DL><DT><B>All Superinterfaces:</B> <DD><A HREF="../../../jxta/security/util/Description.html" title="interface in jxta.security.util">Description</A></DD></DL><DL><DT><B>All Known Implementing Classes:</B> <DD><A HREF="../../../jxta/security/impl/cipher/NullCipher.html" title="class in jxta.security.impl.cipher">NullCipher</A>, <A HREF="../../../jxta/security/impl/cipher/RC4Cipher.html" title="class in jxta.security.impl.cipher">RC4Cipher</A></DD></DL><HR><DL><DT>public interface <B>Cipher</B><DT>extends <A HREF="../../../jxta/security/util/Description.html" title="interface in jxta.security.util">Description</A></DL><P><HR><P><!-- ======== NESTED CLASS SUMMARY ======== --><!-- =========== FIELD SUMMARY =========== --><A NAME="field_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=2><FONT SIZE="+2"><B>Field Summary</B></FONT></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static byte</CODE></FONT></TD><TD><CODE><B><A HREF="../../../jxta/security/cipher/Cipher.html#ALG_RC4">ALG_RC4</A></B></CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static java.lang.String</CODE></FONT></TD><TD><CODE><B><A HREF="../../../jxta/security/cipher/Cipher.html#Ciper">Ciper</A></B></CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static byte</CODE></FONT></TD><TD><CODE><B><A HREF="../../../jxta/security/cipher/Cipher.html#MODE_DECRYPT">MODE_DECRYPT</A></B></CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static byte</CODE></FONT></TD><TD><CODE><B><A HREF="../../../jxta/security/cipher/Cipher.html#MODE_ENCRYPT">MODE_ENCRYPT</A></B></CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static byte</CODE></FONT></TD><TD><CODE><B><A HREF="../../../jxta/security/cipher/Cipher.html#MODE_UNKNOWN">MODE_UNKNOWN</A></B></CODE><BR> </TD></TR></TABLE> <!-- ======== CONSTRUCTOR SUMMARY ======== --><!-- ========== METHOD SUMMARY =========== --><A NAME="method_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=2><FONT SIZE="+2"><B>Method Summary</B></FONT></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> int</CODE></FONT></TD><TD><CODE><B><A HREF="../../../jxta/security/cipher/Cipher.html#doFinal(byte[], int, int, byte[], int)">doFinal</A></B>(byte[] inBuff, int inOffset, int inLength, byte[] outBuff, int outOffset)</CODE><BR> Generate encrypted/decrypted output for all | last input data</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> byte</CODE></FONT></TD><TD><CODE><B><A HREF="../../../jxta/security/cipher/Cipher.html#getAlgorithm()">getAlgorithm</A></B>()</CODE><BR> // return the algorithm used</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../jxta/security/cipher/Cipher.html#init(jxta.security.cipher.Key, byte)">init</A></B>(<A HREF="../../../jxta/security/cipher/Key.html" title="interface in jxta.security.cipher">Key</A> theKey, byte theMode)</CODE><BR> Initiate Cipher object with key. </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../jxta/security/cipher/Cipher.html#init(jxta.security.cipher.Key, byte, byte[], int, int)">init</A></B>(<A HREF="../../../jxta/security/cipher/Key.html" title="interface in jxta.security.cipher">Key</A> theKey, byte theMode, byte[] bArray, int bOff, int bLen)</CODE><BR> Initiate the instance of Cipher with the right key, parameters, etc ...</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> int</CODE></FONT></TD><TD><CODE><B><A HREF="../../../jxta/security/cipher/Cipher.html#update(byte[], int, int, byte[], int)">update</A></B>(byte[] inBuff, int inOffset, int inLength, byte[] outBuff, int outOffset)</CODE><BR> </TD></TR></TABLE> <A NAME="methods_inherited_from_class_jxta.security.util.Description"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TD><B>Methods inherited from interface jxta.security.util.<A HREF="../../../jxta/security/util/Description.html" title="interface in jxta.security.util">Description</A></B></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../../jxta/security/util/Description.html#clearDebug()">clearDebug</A>, <A HREF="../../../jxta/security/util/Description.html#getAlgorithmName()">getAlgorithmName</A>, <A HREF="../../../jxta/security/util/Description.html#setDebug()">setDebug</A></CODE></TD></TR></TABLE> <P><!-- ============ FIELD DETAIL =========== --><A NAME="field_detail"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">⌨️ 快捷键说明
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