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From voze...@apache.org
Subject [36/50] [abbrv] ignite git commit: PageMemory - WIP.
Date Mon, 04 Jan 2016 09:19:11 GMT
PageMemory - WIP.


Project: http://git-wip-us.apache.org/repos/asf/ignite/repo
Commit: http://git-wip-us.apache.org/repos/asf/ignite/commit/13e408ef
Tree: http://git-wip-us.apache.org/repos/asf/ignite/tree/13e408ef
Diff: http://git-wip-us.apache.org/repos/asf/ignite/diff/13e408ef

Branch: refs/heads/ignite-2206
Commit: 13e408efaeaa6a57061fa4d5f8be4a608495e9c7
Parents: ce2a29b
Author: Alexey Goncharuk <alexey.goncharuk@gmail.com>
Authored: Tue Dec 29 17:32:06 2015 +0300
Committer: Alexey Goncharuk <alexey.goncharuk@gmail.com>
Committed: Tue Dec 29 17:33:17 2015 +0300

----------------------------------------------------------------------
 .../ignite/internal/util/IgniteUtils.java       | 40 ++++++++++++++++++++
 1 file changed, 40 insertions(+)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/ignite/blob/13e408ef/modules/core/src/main/java/org/apache/ignite/internal/util/IgniteUtils.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/util/IgniteUtils.java b/modules/core/src/main/java/org/apache/ignite/internal/util/IgniteUtils.java
index be4851d..480859d 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/util/IgniteUtils.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/util/IgniteUtils.java
@@ -7667,6 +7667,22 @@ public abstract class IgniteUtils {
     }
 
     /**
+     * Gets object field offset.
+     *
+     * @param cls Object class.
+     * @param fieldName Field name.
+     * @return Field offset.
+     */
+    public static long fieldOffset(Class<?> cls, String fieldName) {
+        try {
+            return UNSAFE.objectFieldOffset(cls.getDeclaredField(fieldName));
+        }
+        catch (NoSuchFieldException e) {
+            throw new IllegalStateException(e);
+        }
+    }
+
+    /**
      * @param cls Class to check.
      * @return {@code True} if class is final.
      */
@@ -9174,6 +9190,30 @@ public abstract class IgniteUtils {
     }
 
     /**
+     * @param cls The class to search.
+     * @param name Name of a field to get.
+     * @return Field or {@code null}.
+     */
+    @Nullable public static Field findNonPublicField(Class<?> cls, String name) {
+        while (cls != null) {
+            try {
+                Field fld = cls.getDeclaredField(name);
+
+                fld.setAccessible(true);
+
+                return fld;
+            }
+            catch (NoSuchFieldException e) {
+                // No-op.
+            }
+
+            cls = cls.getSuperclass();
+        }
+
+        return null;
+    }
+
+    /**
      * @param c Collection.
      * @param p Optional filters.
      * @return Resulting array list.


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