📄 base64.html
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<A NAME="enc_table"><!-- --></A><H3>
enc_table</H3>
<PRE>
protected static final char[] <B>enc_table</B></PRE>
<DL>
<DD>A static array that maps 6-bit integers to a specific char.
<P>
<DL>
</DL>
</DL>
<HR>
<A NAME="dec_table"><!-- --></A><H3>
dec_table</H3>
<PRE>
protected static final byte[] <B>dec_table</B></PRE>
<DL>
<DD>A static array that maps ASCII code points to a 6-bit integer, or -1 for an invalid code point.
<P>
<DL>
</DL>
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<A NAME="Base64()"><!-- --></A><H3>
Base64</H3>
<PRE>
public <B>Base64</B>()</PRE>
<DL>
<DD>Base64 decoder.
<P>
</DL>
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<A NAME="decodeBase64(byte[])"><!-- --></A><H3>
decodeBase64</H3>
<PRE>
public byte[] <B>decodeBase64</B>(byte[] data)</PRE>
<DL>
<DD>Decodes a byte array containing base64-encoded ASCII. Characters with ASCII code points <= 32 (this includes whitespace and newlines) are ignored.
<P>
<DD><DL>
<DT><B>Returns:</B><DD>the decoded data.</DL>
</DD>
</DL>
<HR>
<A NAME="decodeBase64(java.lang.String)"><!-- --></A><H3>
decodeBase64</H3>
<PRE>
public byte[] <B>decodeBase64</B>(java.lang.String msg)
throws java.lang.IllegalArgumentException</PRE>
<DL>
<DD>Decodes a base64-encoded String. Characters with ASCII code points <= 32 (this includes whitespace and newlines) are ignored.
<P>
<DD><DL>
<DT><B>Returns:</B><DD>the decoded data.
<DT><B>Throws:</B>
<DD><CODE>java.lang.IllegalArgumentException</CODE></DL>
</DD>
</DL>
<HR>
<A NAME="decode(java.lang.String)"><!-- --></A><H3>
decode</H3>
<PRE>
public java.lang.String <B>decode</B>(java.lang.String msg)
throws java.lang.IllegalArgumentException</PRE>
<DL>
<DD>Return Base64 decoded String.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>msg</CODE> -
<DT><B>Returns:</B><DD>
<DT><B>Throws:</B>
<DD><CODE>java.lang.IllegalArgumentException</CODE></DL>
</DD>
</DL>
<HR>
<A NAME="decodeBase64(byte[], int, byte, byte, byte, byte)"><!-- --></A><H3>
decodeBase64</H3>
<PRE>
public int <B>decodeBase64</B>(byte[] ret,
int ret_off,
byte a,
byte b,
byte c,
byte d)</PRE>
<DL>
<DD>Given a block of 4 encoded bytes <code>{ a, b, c, d }</code>, this method decodes up to 3 bytes of output, and stores them starting at <code>ret[ret_offset]</code>.
<P>
<DD><DL>
<DT><B>Returns:</B><DD>the number of bytes converted.</DL>
</DD>
</DL>
<HR>
<A NAME="encodeBase64(java.lang.String)"><!-- --></A><H3>
encodeBase64</H3>
<PRE>
public java.lang.String <B>encodeBase64</B>(java.lang.String data)</PRE>
<DL>
<DD>Encode base64 string.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>data</CODE> -
<DT><B>Returns:</B><DD></DL>
</DD>
</DL>
<HR>
<A NAME="encodeBase64(byte[])"><!-- --></A><H3>
encodeBase64</H3>
<PRE>
public java.lang.String <B>encodeBase64</B>(byte[] data)</PRE>
<DL>
<DD>Encodes <i>data</i> as a String using base64 encoding. Line breaks in the output are represented as CR LF.
<P>
<DD><DL>
<DT><B>Returns:</B><DD>the encoded string.</DL>
</DD>
</DL>
<HR>
<A NAME="bytesToCharString(byte[])"><!-- --></A><H3>
bytesToCharString</H3>
<PRE>
public java.lang.String <B>bytesToCharString</B>(byte[] retData)</PRE>
<DL>
<DD>Returns a String matching to the byte array.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="encodeAsByteArray(byte[])"><!-- --></A><H3>
encodeAsByteArray</H3>
<PRE>
public byte[] <B>encodeAsByteArray</B>(byte[] data)</PRE>
<DL>
<DD>Encodes <i>data</i> as a byte array using base64 encoding. The characters 'A'-'Z', 'a'-'z', '0'-'9', '+', '/', and '=' in the output are mapped to their ASCII code points. Line breaks in the output are represented as CR LF (codes 13 and 10).
<P>
<DD><DL>
<DT><B>Returns:</B><DD>the encoded byte array.</DL>
</DD>
</DL>
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