From 30a3bfb2a4b99086697f5b659f1c6e2204387982 Mon Sep 17 00:00:00 2001
From: Clebert Suconic <clebertsuconic@apache.org>
Date: Mon, 1 Aug 2016 17:12:08 -0400
Subject: [PATCH] improving fallocate check on libaio

---
 .../activemq/artemis/jlibaio/LibaioFile.java  |  2 +-
 .../artemis/jlibaio/test/LibaioTest.java      | 22 +++++++++++++++++++
 2 files changed, 23 insertions(+), 1 deletion(-)

diff --git a/artemis-native/src/main/java/org/apache/activemq/artemis/jlibaio/LibaioFile.java b/artemis-native/src/main/java/org/apache/activemq/artemis/jlibaio/LibaioFile.java
index b1520d0d2d..b8134b9a18 100644
--- a/artemis-native/src/main/java/org/apache/activemq/artemis/jlibaio/LibaioFile.java
+++ b/artemis-native/src/main/java/org/apache/activemq/artemis/jlibaio/LibaioFile.java
@@ -22,7 +22,7 @@ import java.nio.ByteBuffer;
 /**
  * This is an extension to use libaio.
  */
-public final class LibaioFile<Callback extends SubmitInfo> {
+public final class LibaioFile<Callback extends SubmitInfo> implements AutoCloseable {
 
    protected boolean open;
    /**
diff --git a/artemis-native/src/test/java/org/apache/activemq/artemis/jlibaio/test/LibaioTest.java b/artemis-native/src/test/java/org/apache/activemq/artemis/jlibaio/test/LibaioTest.java
index 71f7516fba..fec742c680 100644
--- a/artemis-native/src/test/java/org/apache/activemq/artemis/jlibaio/test/LibaioTest.java
+++ b/artemis-native/src/test/java/org/apache/activemq/artemis/jlibaio/test/LibaioTest.java
@@ -46,6 +46,28 @@ public class LibaioTest {
    @BeforeClass
    public static void testAIO() {
       Assume.assumeTrue(LibaioContext.isLoaded());
+
+      File parent = new File("./target");
+      File file = new File(parent, "testFile");
+
+      try {
+         parent.mkdirs();
+
+
+         boolean failed = false;
+         try (LibaioContext control = new LibaioContext<>(1, true); LibaioFile fileDescriptor = control.openFile(file, true)) {
+            fileDescriptor.fallocate(4 * 1024);
+         }
+         catch (Exception e) {
+            e.printStackTrace();
+            failed = true;
+         }
+
+         Assume.assumeFalse("There is not enough support to libaio", failed);
+      }
+      finally {
+         file.delete();
+      }
    }
 
    /**