pitrou commented on code in PR #13249:
URL: https://github.com/apache/arrow/pull/13249#discussion_r886962833
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java/c/src/test/java/org/apache/arrow/c/RoundtripTest.java:
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@@ -678,6 +679,22 @@ public void testSchema() {
}
}
+ @Test
+ public void testImportedBufferAsNioBuffer() {
+ IntVector imported;
+ try (final IntVector vector = new IntVector("v", allocator)) {
+ setVector(vector, 1, 2, 3, null);
+ imported = (IntVector) vectorRoundtrip(vector);
+ ArrowBuf dataBuffer = imported.getDataBuffer();
+ ByteBuffer nioBuffer = dataBuffer.nioBuffer().asReadOnlyBuffer();
+ nioBuffer.order(ByteOrder.nativeOrder());
+ assertEquals(1, nioBuffer.getInt(0));
+ assertEquals(2, nioBuffer.getInt(1 << 2));
+ assertEquals(3, nioBuffer.getInt(2 << 2));
+ }
+ imported.close();
Review Comment:
Ok, my question was more along the lines of "wouldn't the garbage collector
clear up any remaining resources anyway?".
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