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8224974: Implement JEP 352

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Non-Volatile Mapped Byte Buffers

Reviewed-by: alanb, kvn, bpb, gromero, darcy, shade, bulasevich, dchuyko
This commit is contained in:
Andrew Dinn 2019-08-20 10:11:53 +01:00
parent db359f11b5
commit 047b8bfeb7
53 changed files with 1400 additions and 69 deletions
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7
src/java.base/share/classes/java/nio/Direct-X-Buffer.java.template
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@ -168,15 +168,16 @@ class Direct$Type$Buffer$RW$$BO$
//
protected Direct$Type$Buffer$RW$(int cap, long addr,
FileDescriptor fd,
Runnable unmapper)
Runnable unmapper,
boolean isSync)
{
#if[rw]
super(-1, 0, cap, cap, fd);
super(-1, 0, cap, cap, fd, isSync);
address = addr;
cleaner = Cleaner.create(this, unmapper);
att = null;
#else[rw]
super(cap, addr, fd, unmapper);
super(cap, addr, fd, unmapper, isSync);
this.isReadOnly = true;
#end[rw]
}