18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26 package sun.nio.ch;
27
28 import java.lang.ref.SoftReference;
29 import java.lang.reflect.*;
30 import java.io.IOException;
31 import java.io.FileDescriptor;
32 import java.nio.ByteBuffer;
33 import java.nio.MappedByteBuffer;
34 import java.nio.channels.*;
35 import java.security.AccessController;
36 import java.security.PrivilegedAction;
37 import java.util.*;
38 import sun.misc.Unsafe;
39 import sun.misc.Cleaner;
40 import sun.security.action.GetPropertyAction;
41
42
43 public class Util {
44
45 // -- Caches --
46
47 // The number of temp buffers in our pool
48 private static final int TEMP_BUF_POOL_SIZE = IOUtil.IOV_MAX;
49
50 // Per-thread cache of temporary direct buffers
51 private static ThreadLocal<BufferCache> bufferCache =
52 new ThreadLocal<BufferCache>()
53 {
54 @Override
55 protected BufferCache initialValue() {
56 return new BufferCache();
57 }
58 };
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18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26 package sun.nio.ch;
27
28 import java.lang.ref.SoftReference;
29 import java.lang.reflect.*;
30 import java.io.IOException;
31 import java.io.FileDescriptor;
32 import java.nio.ByteBuffer;
33 import java.nio.MappedByteBuffer;
34 import java.nio.channels.*;
35 import java.security.AccessController;
36 import java.security.PrivilegedAction;
37 import java.util.*;
38 import jdk.internal.misc.Unsafe;
39 import sun.misc.Cleaner;
40 import sun.security.action.GetPropertyAction;
41
42
43 public class Util {
44
45 // -- Caches --
46
47 // The number of temp buffers in our pool
48 private static final int TEMP_BUF_POOL_SIZE = IOUtil.IOV_MAX;
49
50 // Per-thread cache of temporary direct buffers
51 private static ThreadLocal<BufferCache> bufferCache =
52 new ThreadLocal<BufferCache>()
53 {
54 @Override
55 protected BufferCache initialValue() {
56 return new BufferCache();
57 }
58 };
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