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5071718: (bf) Add ByteBuffer.slice(int offset, int length)

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Reviewed-by: alanb, bchristi, darcy, rriggs
This commit is contained in:
Brian Burkhalter 2019-02-28 12:05:59 -08:00
parent 8f84ae5684
commit fad1f059b0
17 changed files with 367 additions and 77 deletions
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17
src/java.base/share/classes/java/nio/Direct-X-Buffer.java.template
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@ -218,14 +218,17 @@ class Direct$Type$Buffer$RW$$BO$
return new Direct$Type$Buffer$RW$$BO$(this, -1, 0, rem, rem, off);
}
#if[byte]
public $Type$Buffer slice(int pos, int lim) {
assert (pos >= 0);
assert (pos <= lim);
int rem = lim - pos;
return new Direct$Type$Buffer$RW$$BO$(this, -1, 0, rem, rem, pos);
@Override
public $Type$Buffer slice(int index, int length) {
Objects.checkIndex(index, limit() + 1);
Objects.checkIndex(length, limit() - index + 1);
return new Direct$Type$Buffer$RW$$BO$(this,
-1,
0,
length,
length,
index);
}
#end[byte]
public $Type$Buffer duplicate() {
return new Direct$Type$Buffer$RW$$BO$(this,