stan/jdk-24
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

8234841: Enhance buffering of byte buffers

Browse Source 
Reviewed-by: alanb, ahgross, rhalade, psandoz
This commit is contained in:
Brian Burkhalter 2019-12-18 07:21:23 -08:00
parent f476138133
commit f711ce40ba
4 changed files with 10 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
src/java.base/share/classes/java/nio/ByteBufferAs-X-Buffer.java.template
View File

@ -80,7 +80,6 @@ class ByteBufferAs$Type$Buffer$RW$$BO$ // package-private
public $Type$Buffer slice() {
int pos = this.position();
int lim = this.limit();
assert (pos <= lim);
int rem = (pos <= lim ? lim - pos : 0);
long addr = byteOffset(pos);
return new ByteBufferAs$Type$Buffer$RW$$BO$(bb, -1, 0, rem, rem, addr, segment);

1
src/java.base/share/classes/java/nio/Direct-X-Buffer.java.template
View File

@ -213,7 +213,6 @@ class Direct$Type$Buffer$RW$$BO$
public $Type$Buffer slice() {
int pos = this.position();
int lim = this.limit();
assert (pos <= lim);
int rem = (pos <= lim ? lim - pos : 0);
int off = (pos << $LG_BYTES_PER_VALUE$);
assert (off >= 0);

6
src/java.base/share/classes/java/nio/Heap-X-Buffer.java.template
View File

@ -105,13 +105,15 @@ class Heap$Type$Buffer$RW$
}
public $Type$Buffer slice() {
int rem = this.remaining();
int pos = this.position();
int lim = this.limit();
int rem = (pos <= lim ? lim - pos : 0);
return new Heap$Type$Buffer$RW$(hb,
-1,
0,
rem,
rem,
this.position() + offset, segment);
pos + offset, segment);
}
@Override

9
src/java.base/share/classes/java/nio/StringCharBuffer.java
View File

@ -43,12 +43,15 @@ class StringCharBuffer // package-private
}
public CharBuffer slice() {
int pos = this.position();
int lim = this.limit();
int rem = (pos <= lim ? lim - pos : 0);
return new StringCharBuffer(str,
-1,
0,
this.remaining(),
this.remaining(),
offset + this.position());
rem,
rem,
offset + pos);
}
@Override