rsasignature.html

jxta的api库

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<A NAME="RSASignature()"><!-- --></A><H3>
RSASignature</H3>
<PRE>
public <B>RSASignature</B>()</PRE>
<DL>
<DD>// constructor
<P>
</DL>
<HR>

<A NAME="RSASignature(jxta.security.publickey.PublicKeyAlgorithm, jxta.security.impl.publickey.RSAKey, byte, jxta.security.hash.Hash)"><!-- --></A><H3>
RSASignature</H3>
<PRE>
public <B>RSASignature</B>(<A HREF="../../../../jxta/security/publickey/PublicKeyAlgorithm.html" title="interface in jxta.security.publickey">PublicKeyAlgorithm</A>&nbsp;rsaAlg,
                    <A HREF="../../../../jxta/security/impl/publickey/RSAKey.html" title="class in jxta.security.impl.publickey">RSAKey</A>&nbsp;theKey,
                    byte&nbsp;theType,
                    <A HREF="../../../../jxta/security/hash/Hash.html" title="interface in jxta.security.hash">Hash</A>&nbsp;theDigest)</PRE>
<DL>
<DD>constructor
<P>
</DL>

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<B>Method Detail</B></FONT></TD>
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<A NAME="getAlgorithmName()"><!-- --></A><H3>
getAlgorithmName</H3>
<PRE>
public java.lang.String <B>getAlgorithmName</B>()</PRE>
<DL>
<DD>// Algorithm name
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../jxta/security/signature/Signature.html#getAlgorithmName()">getAlgorithmName</A></CODE> in interface <CODE><A HREF="../../../../jxta/security/signature/Signature.html" title="interface in jxta.security.signature">Signature</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
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<A NAME="getAlgorithm()"><!-- --></A><H3>
getAlgorithm</H3>
<PRE>
public byte <B>getAlgorithm</B>()</PRE>
<DL>
<DD>// Algorithm type
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../jxta/security/signature/Signature.html#getAlgorithm()">getAlgorithm</A></CODE> in interface <CODE><A HREF="../../../../jxta/security/signature/Signature.html" title="interface in jxta.security.signature">Signature</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
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<A NAME="setDebug()"><!-- --></A><H3>
setDebug</H3>
<PRE>
public void <B>setDebug</B>()</PRE>
<DL>
<DD>turn on debugging
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../jxta/security/util/Description.html#setDebug()">setDebug</A></CODE> in interface <CODE><A HREF="../../../../jxta/security/util/Description.html" title="interface in jxta.security.util">Description</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="clearDebug()"><!-- --></A><H3>
clearDebug</H3>
<PRE>
public void <B>clearDebug</B>()</PRE>
<DL>
<DD>turn off debugging
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../jxta/security/util/Description.html#clearDebug()">clearDebug</A></CODE> in interface <CODE><A HREF="../../../../jxta/security/util/Description.html" title="interface in jxta.security.util">Description</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
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<A NAME="init(byte)"><!-- --></A><H3>
init</H3>
<PRE>
public void <B>init</B>(byte&nbsp;theMode)
          throws <A HREF="../../../../jxta/security/exceptions/CryptoException.html" title="class in jxta.security.exceptions">CryptoException</A></PRE>
<DL>
<DD>initialize the Signature mode - sign or verify
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../jxta/security/signature/Signature.html#init(byte)">init</A></CODE> in interface <CODE><A HREF="../../../../jxta/security/signature/Signature.html" title="interface in jxta.security.signature">Signature</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../jxta/security/exceptions/CryptoException.html" title="class in jxta.security.exceptions">CryptoException</A></CODE></DL>
</DD>
</DL>
<HR>

<A NAME="update(byte[], int, int)"><!-- --></A><H3>
update</H3>
<PRE>
public void <B>update</B>(byte[]&nbsp;inbuf,
                   int&nbsp;offset,
                   int&nbsp;length)
            throws <A HREF="../../../../jxta/security/exceptions/CryptoException.html" title="class in jxta.security.exceptions">CryptoException</A></PRE>
<DL>
<DD>updates data to be signed. Here, the data in inbuf
 is hashed with the digest.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../jxta/security/signature/Signature.html#update(byte[], int, int)">update</A></CODE> in interface <CODE><A HREF="../../../../jxta/security/signature/Signature.html" title="interface in jxta.security.signature">Signature</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../jxta/security/exceptions/CryptoException.html" title="class in jxta.security.exceptions">CryptoException</A></CODE></DL>
</DD>
</DL>
<HR>

<A NAME="sign(byte[], int, int)"><!-- --></A><H3>
sign</H3>
<PRE>
public byte[] <B>sign</B>(byte[]&nbsp;inbuf,
                   int&nbsp;offset,
                   int&nbsp;inLength)
            throws <A HREF="../../../../jxta/security/exceptions/CryptoException.html" title="class in jxta.security.exceptions">CryptoException</A></PRE>
<DL>
<DD>Signs the hash generated from the last(only) buffer of data.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../jxta/security/signature/Signature.html#sign(byte[], int, int)">sign</A></CODE> in interface <CODE><A HREF="../../../../jxta/security/signature/Signature.html" title="interface in jxta.security.signature">Signature</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../jxta/security/exceptions/CryptoException.html" title="class in jxta.security.exceptions">CryptoException</A></CODE></DL>
</DD>
</DL>
<HR>

<A NAME="verify(byte[], int, int, byte[], int, int)"><!-- --></A><H3>
verify</H3>
<PRE>
public boolean <B>verify</B>(byte[]&nbsp;inBuf,
                      int&nbsp;inOffset,
                      int&nbsp;inLength,
                      byte[]&nbsp;sigBuf,
                      int&nbsp;sigOffset,
                      int&nbsp;sigLength)
               throws <A HREF="../../../../jxta/security/exceptions/CryptoException.html" title="class in jxta.security.exceptions">CryptoException</A></PRE>
<DL>
<DD>Verifies a signature for last/only inBuf against
 the signature in sigBuf. One can use update as with
 sign().
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../jxta/security/signature/Signature.html#verify(byte[], int, int, byte[], int, int)">verify</A></CODE> in interface <CODE><A HREF="../../../../jxta/security/signature/Signature.html" title="interface in jxta.security.signature">Signature</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../jxta/security/exceptions/CryptoException.html" title="class in jxta.security.exceptions">CryptoException</A></CODE></DL>
</DD>
</DL>
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