public static String encode(byte b[])
{
int code = 0;
StringBuffer sb = new StringBuffer((b.length - 1) / 3 << 6);
for(int i = 0; i < b.length; i++)
{
code |= b[i] << 16 - (i % 3) * 8 & 255 << 16 - (i % 3) * 8;
if(i % 3 == 2 || i == b.length - 1)
{
sb.append(_$6148[(code & 0xfc0000) >>> 18]);
sb.append(_$6148[(code & 0x3f000) >>> 12]);
sb.append(_$6148[(code & 0xfc0) >>> 6]);
sb.append(_$6148[code & 0x3f]);
code = 0;
}
} if(b.length % 3 > 0)
sb.setCharAt(sb.length() - 1, '=');
if(b.length % 3 == 1)
sb.setCharAt(sb.length() - 2, '=');
return sb.toString();
}
{
int code = 0;
StringBuffer sb = new StringBuffer((b.length - 1) / 3 << 6);
for(int i = 0; i < b.length; i++)
{
code |= b[i] << 16 - (i % 3) * 8 & 255 << 16 - (i % 3) * 8;
if(i % 3 == 2 || i == b.length - 1)
{
sb.append(_$6148[(code & 0xfc0000) >>> 18]);
sb.append(_$6148[(code & 0x3f000) >>> 12]);
sb.append(_$6148[(code & 0xfc0) >>> 6]);
sb.append(_$6148[code & 0x3f]);
code = 0;
}
} if(b.length % 3 > 0)
sb.setCharAt(sb.length() - 1, '=');
if(b.length % 3 == 1)
sb.setCharAt(sb.length() - 2, '=');
return sb.toString();
}
解决方案 »
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