johnyangk commented on a change in pull request #222: [NEMO-350] Implement
Off-heap SerializedMemoryStore & [NEMO-384] Implement
DirectByteBufferInputStream for Off-heap SerializedMemoryStore
URL: https://github.com/apache/incubator-nemo/pull/222#discussion_r297011787
##########
File path:
common/src/main/java/org/apache/nemo/common/DirectByteBufferOutputStream.java
##########
@@ -140,38 +148,48 @@ public void write(final byte[] b, final int off, final
int len) {
final int arraySize = pageSize * (dataList.size() - 1) +
lastBuf.position();
final byte[] byteArray = new byte[arraySize];
int start = 0;
- int byteToWrite;
-
- for (final ByteBuffer temp : dataList) {
- // ByteBuffer has to be shifted to read mode by calling
ByteBuffer.flip(),
- // which sets limit to the current position and sets the position to 0.
- // Note that capacity remains unchanged.
- temp.flip();
- byteToWrite = temp.remaining();
- temp.get(byteArray, start, byteToWrite);
+
+ for (final ByteBuffer buffer : dataList) {
+ // We use duplicated buffer to read the data so that there is complicated
Review comment:
there is -> there is no ?
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