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8198562: (ch) Separate blocking and non-blocking code paths (part 1)

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8198754: (ch) Separate blocking and non-blocking code paths (part 2)

Reviewed-by: bpb
This commit is contained in:
Alan Bateman 2018-02-28 09:54:38 +00:00
parent 3918ed17a5
commit 13dd8888d2
16 changed files with 1645 additions and 1279 deletions
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12
src/java.base/share/classes/sun/nio/ch/IOUtil.java
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@ -55,8 +55,7 @@ public class IOUtil {
throws IOException
{
if (src instanceof DirectBuffer) {
return writeFromNativeBuffer(fd, src, position,
directIO, alignment, nd);
return writeFromNativeBuffer(fd, src, position, directIO, alignment, nd);
}
// Substitute a native buffer
@ -77,8 +76,7 @@ public class IOUtil {
// Do not update src until we see how many bytes were written
src.position(pos);
int n = writeFromNativeBuffer(fd, bb, position,
directIO, alignment, nd);
int n = writeFromNativeBuffer(fd, bb, position, directIO, alignment, nd);
if (n > 0) {
// now update src
src.position(pos + n);
@ -232,8 +230,7 @@ public class IOUtil {
if (dst.isReadOnly())
throw new IllegalArgumentException("Read-only buffer");
if (dst instanceof DirectBuffer)
return readIntoNativeBuffer(fd, dst, position,
directIO, alignment, nd);
return readIntoNativeBuffer(fd, dst, position, directIO, alignment, nd);
// Substitute a native buffer
ByteBuffer bb;
@ -245,8 +242,7 @@ public class IOUtil {
bb = Util.getTemporaryDirectBuffer(rem);
}
try {
int n = readIntoNativeBuffer(fd, bb, position,
directIO, alignment,nd);
int n = readIntoNativeBuffer(fd, bb, position, directIO, alignment,nd);
bb.flip();
if (n > 0)
dst.put(bb);