Github user zsxwing commented on a diff in the pull request:
https://github.com/apache/spark/pull/15408#discussion_r83319614
--- Diff:
core/src/main/java/org/apache/spark/io/NioBufferedFileInputStream.java ---
@@ -72,30 +74,35 @@ private boolean refill() throws IOException {
}
@Override
- public int read() throws IOException {
+ public synchronized int read() throws IOException {
if (!refill()) {
return -1;
}
return byteBuffer.get() & 0xFF;
}
@Override
- public int read(byte[] b, int offset, int len) throws IOException {
+ public synchronized int read(byte[] b, int offset, int len) throws
IOException {
if (!refill()) {
return -1;
}
+ if ((offset | len | (offset + len) | (b.length - (offset + len))) < 0)
{
--- End diff --
@srowen this line comes from BufferedInputStream. I'm ok with rewriting it
for readability.
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