jrandom.html

jxta的api库

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<TD><B>Methods inherited from class java.lang.Object</B></TD>
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<TD><CODE>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</CODE></TD>
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<A NAME="rtime"><!-- --></A><H3>
rtime</H3>
<PRE>
java.lang.Runtime <B>rtime</B></PRE>
<DL>
<DL>
</DL>
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<A NAME="longSize"><!-- --></A><H3>
longSize</H3>
<PRE>
static final int <B>longSize</B></PRE>
<DL>
<DL>
<DT><B>See Also:</B><DD><A HREF="../../../../constant-values.html#jxta.security.impl.random.JRandom.longSize">Constant Field Values</A></DL>
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<A NAME="intSize"><!-- --></A><H3>
intSize</H3>
<PRE>
static final int <B>intSize</B></PRE>
<DL>
<DD>Next pseudo random, uniformily distributed int value.
<P>
<DL>
<DT><B>See Also:</B><DD><A HREF="../../../../constant-values.html#jxta.security.impl.random.JRandom.intSize">Constant Field Values</A></DL>
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<!-- ========= CONSTRUCTOR DETAIL ======== -->

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<A NAME="JRandom()"><!-- --></A><H3>
JRandom</H3>
<PRE>
public <B>JRandom</B>()
        throws <A HREF="../../../../jxta/security/exceptions/CryptoException.html" title="class in jxta.security.exceptions">CryptoException</A></PRE>
<DL>
<DD>Required constructors
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<A NAME="JRandom(long)"><!-- --></A><H3>
JRandom</H3>
<PRE>
public <B>JRandom</B>(long&nbsp;lseed)
        throws <A HREF="../../../../jxta/security/exceptions/CryptoException.html" title="class in jxta.security.exceptions">CryptoException</A></PRE>
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<A NAME="whoami()"><!-- --></A><H3>
whoami</H3>
<PRE>
public java.lang.String <B>whoami</B>()</PRE>
<DL>
<DD>An identifier
<P>
<DD><DL>
</DL>
</DD>
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<A NAME="generateData(byte[], int, int)"><!-- --></A><H3>
generateData</H3>
<PRE>
public void <B>generateData</B>(byte[]&nbsp;buffer,
                         int&nbsp;offset,
                         int&nbsp;length)</PRE>
<DL>
<DD>generate requested bytes of random data
 See "Applied Cryptograpy" on "Distilling Randomness."
 We use SHA-1 rather than MD5.
<P>
<DD><DL>
</DL>
</DD>
</DL>
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<A NAME="setSeed(byte[], int, int)"><!-- --></A><H3>
setSeed</H3>
<PRE>
public void <B>setSeed</B>(byte[]&nbsp;buffer,
                    int&nbsp;offset,
                    int&nbsp;length)</PRE>
<DL>
<DD>override our default seed
<P>
<DD><DL>
</DL>
</DD>
</DL>
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<A NAME="setSeed(long)"><!-- --></A><H3>
setSeed</H3>
<PRE>
public void <B>setSeed</B>(long&nbsp;lseed)</PRE>
<DL>
<DD>Random class methods
<P>
<DD><DL>
</DL>
</DD>
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<A NAME="next(int)"><!-- --></A><H3>
next</H3>
<PRE>
protected int <B>next</B>(int&nbsp;bits)</PRE>
<DL>
<DD>some bits of an int
<P>
<DD><DL>
</DL>
</DD>
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<A NAME="nextBytes(byte[])"><!-- --></A><H3>
nextBytes</H3>
<PRE>
public void <B>nextBytes</B>(byte[]&nbsp;buff)</PRE>
<DL>
<DD>generate buff.length random bytes
<P>
<DD><DL>
</DL>
</DD>
</DL>
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<A NAME="nextInt()"><!-- --></A><H3>
nextInt</H3>
<PRE>
public int <B>nextInt</B>()</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
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<A NAME="nextLong()"><!-- --></A><H3>
nextLong</H3>
<PRE>
public long <B>nextLong</B>()</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
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