private CoderResult encodeArrayLoop(CharBuffer src, ByteBuffer dst) {
char[] sa = src.array();
int sp = src.arrayOffset() + src.position();
int sl = src.arrayOffset() + src.limit();
byte[] da = dst.array();
int dp = dst.arrayOffset() + dst.position();
int dl = dst.arrayOffset() + dst.limit();
int len = Math.min(dl - dp, sl - sp);
while (len-- > 0) {
char c = sa[sp];
int b = encode(c);
if (b == UNMAPPABLE_ENCODING) {
if (Character.isSurrogate(c)) {
if (sgp == null) sgp = new Surrogate.Parser();
if (sgp.parse(c, sa, sp, sl) < 0) {
return withResult(sgp.error(), src, sp, dst, dp);
}
return withResult(sgp.unmappableResult(), src, sp, dst, dp);
}
return withResult(CoderResult.unmappableForLength(1), src, sp, dst, dp);
}
da[dp++] = (byte) b;
sp++;
}
return withResult(sp < sl ? CoderResult.OVERFLOW : CoderResult.UNDERFLOW, src, sp, dst, dp);
}
private CoderResult encodeBufferLoop(CharBuffer src, ByteBuffer dst) {
int mark = src.position();
try {
while (src.hasRemaining()) {
char c = src.get();
int b = encode(c);
if (b == UNMAPPABLE_ENCODING) {
if (Character.isSurrogate(c)) {
if (sgp == null) sgp = new Surrogate.Parser();
if (sgp.parse(c, src) < 0) return sgp.error();
return sgp.unmappableResult();
}
return CoderResult.unmappableForLength(1);
}
if (!dst.hasRemaining()) return CoderResult.OVERFLOW;
dst.put((byte) b);
mark++;
}
return CoderResult.UNDERFLOW;
} finally {
src.position(mark);
}
}