From dea6f6ab1c10ed32603dec49582e598e44128a4b Mon Sep 17 00:00:00 2001
From: Alrik <s9228788@mail.zih.tu-dresden.de>
Date: Fri, 15 Jul 2016 11:27:37 +0200
Subject: [PATCH] - fix ReflectionAllocator use wrong buffer allocator to
 initialize - add jemalloc allocator

---
 .../java/com/jme3/util/JemallocAllocator.java | 55 +++++++++++++++++++
 .../com/jme3/util/ReflectionAllocator.java    |  2 +-
 2 files changed, 56 insertions(+), 1 deletion(-)
 create mode 100644 jme3-core/src/main/java/com/jme3/util/JemallocAllocator.java

diff --git a/jme3-core/src/main/java/com/jme3/util/JemallocAllocator.java b/jme3-core/src/main/java/com/jme3/util/JemallocAllocator.java
new file mode 100644
index 000000000..49325292a
--- /dev/null
+++ b/jme3-core/src/main/java/com/jme3/util/JemallocAllocator.java
@@ -0,0 +1,55 @@
+package com.jme3.util;
+
+import static org.lwjgl.system.jemalloc.JEmalloc.*;
+
+import java.nio.Buffer;
+import java.nio.ByteBuffer;
+import java.nio.DoubleBuffer;
+import java.nio.FloatBuffer;
+import java.nio.IntBuffer;
+import java.nio.LongBuffer;
+import java.nio.ShortBuffer;
+
+/**
+ * This class contains a <code>jemalloc</code> allocator which is a general purpose <code>malloc(3)</code> implementation.
+ * <p>
+ * <b>LWJGL 3 is required</b> because it includes the jemalloc bindings and binaries.
+ * </p>
+ */
+public final class JemallocAllocator implements BufferAllocator
+{
+	@Override
+	public void destroyDirectBuffer(Buffer buffer)
+	{
+		if (buffer instanceof ByteBuffer)
+		{
+			je_free((ByteBuffer) buffer);
+		}
+		else if (buffer instanceof ShortBuffer)
+		{
+			je_free((ShortBuffer) buffer);
+		}
+		else if (buffer instanceof IntBuffer)
+		{
+			je_free((IntBuffer) buffer);
+		}
+		else if (buffer instanceof LongBuffer)
+		{
+			je_free((LongBuffer) buffer);
+		}
+		else if (buffer instanceof FloatBuffer)
+		{
+			je_free((FloatBuffer) buffer);
+		}
+		else if (buffer instanceof DoubleBuffer)
+		{
+			je_free((DoubleBuffer) buffer);
+		}
+	}
+
+	@Override
+	public ByteBuffer allocate(int size)
+	{
+		return je_malloc(size);
+	}
+}
diff --git a/jme3-core/src/main/java/com/jme3/util/ReflectionAllocator.java b/jme3-core/src/main/java/com/jme3/util/ReflectionAllocator.java
index 6b2c38452..edc342e3a 100644
--- a/jme3-core/src/main/java/com/jme3/util/ReflectionAllocator.java
+++ b/jme3-core/src/main/java/com/jme3/util/ReflectionAllocator.java
@@ -60,7 +60,7 @@ public final class ReflectionAllocator implements BufferAllocator {
 		}
 
 		// Apache Harmony
-		ByteBuffer bb = BufferUtils.createByteBuffer(1);
+		ByteBuffer bb = ByteBuffer.allocateDirect(1);
 		Class<?> clazz = bb.getClass();
 		try {
 			freeMethod = clazz.getMethod("free");