--- a/jdk/src/windows/native/sun/windows/awt_Cursor.cpp	Wed Mar 12 16:09:47 2014 +0400
+++ b/jdk/src/windows/native/sun/windows/awt_Cursor.cpp	Wed Mar 12 16:59:11 2014 +0400
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -209,42 +209,53 @@
         return;
     }
     jobject jcomp = comp->GetTarget(env);
+    try {
+        //4372119:Disappearing of busy cursor on JDK 1.3
+        HWND captureWnd = GetCapture();
+        if ( !AwtComponent::isMenuLoopActive() &&
+            (captureWnd==NULL || captureWnd==comp->GetHWnd()))
+        {
+            if (IsWindow(AwtWindow::GetModalBlocker(
+                                    AwtComponent::GetTopLevelParentForWindow(
+                                    comp->GetHWnd()))))
+            {
+                static HCURSOR hArrowCursor = LoadCursor(NULL, IDC_ARROW);
+                SetCursor(hArrowCursor);
+            } else {
+                HCURSOR cur = comp->getCursorCache();
+                if (cur == NULL) {
+                    cur = GetCursor(env , comp);
+                }
+                if (cur != NULL) {
+                    ::SetCursor(cur);
+                } else {
+                    safe_ExceptionOccurred(env);
+                }
 
-    //4372119:Disappearing of busy cursor on JDK 1.3
-    HWND captureWnd = GetCapture();
-    if ( !AwtComponent::isMenuLoopActive() &&
-        (captureWnd==NULL || captureWnd==comp->GetHWnd()))
-    {
-        if (IsWindow(AwtWindow::GetModalBlocker(
-                                AwtComponent::GetTopLevelParentForWindow(
-                                comp->GetHWnd()))))
-        {
-            static HCURSOR hArrowCursor = LoadCursor(NULL, IDC_ARROW);
-            SetCursor(hArrowCursor);
-        } else {
-            HCURSOR cur = comp->getCursorCache();
-            if (cur == NULL) {
-                cur = GetCursor(env , comp);
+                if (AwtCursor::updateCursorID == NULL) {
+                    jclass cls =
+                    env->FindClass("sun/awt/windows/WGlobalCursorManager");
+                    if(cls != NULL){
+                        AwtCursor::globalCursorManagerClass =
+                            (jclass)env->NewGlobalRef(cls);
+                        AwtCursor::updateCursorID =
+                            env->GetStaticMethodID(cls, "nativeUpdateCursor",
+                            "(Ljava/awt/Component;)V");
+                        env->DeleteLocalRef(cls);
+                        DASSERT(AwtCursor::globalCursorManagerClass != NULL);
+                        DASSERT(AwtCursor::updateCursorID != NULL);
+                    }
+                }
+                if (AwtCursor::updateCursorID != NULL
+                    && AwtCursor::globalCursorManagerClass != NULL) {
+                    env->CallStaticVoidMethod(AwtCursor::globalCursorManagerClass,
+                        AwtCursor::updateCursorID, jcomp);
+                }
             }
-            if (cur != NULL) {
-                ::SetCursor(cur);
-            }
-
-            if (AwtCursor::updateCursorID == NULL) {
-                jclass cls =
-                    env->FindClass("sun/awt/windows/WGlobalCursorManager");
-                AwtCursor::globalCursorManagerClass =
-                    (jclass)env->NewGlobalRef(cls);
-                AwtCursor::updateCursorID =
-                    env->GetStaticMethodID(cls, "nativeUpdateCursor",
-                    "(Ljava/awt/Component;)V");
-                DASSERT(AwtCursor::globalCursorManagerClass != NULL);
-                DASSERT(AwtCursor::updateCursorID != NULL);
-            }
-
-            env->CallStaticVoidMethod(AwtCursor::globalCursorManagerClass,
-                AwtCursor::updateCursorID, jcomp);
         }
+    } catch (...) {
+        env->DeleteLocalRef(jcomp);
+        throw;
     }
     env->DeleteLocalRef(jcomp);
 }
@@ -294,15 +305,22 @@
     TRY;
 
     AwtCursor::mSetPDataID = env->GetMethodID(cls, "setPData", "(J)V");
+    DASSERT(AwtCursor::mSetPDataID != NULL);
+    CHECK_NULL(AwtCursor::mSetPDataID);
     AwtCursor::pDataID = env->GetFieldID(cls, "pData", "J");
+    DASSERT(AwtCursor::pDataID != NULL);
+    CHECK_NULL(AwtCursor::pDataID);
     AwtCursor::typeID = env->GetFieldID(cls, "type", "I");
-    DASSERT(AwtCursor::pDataID != NULL);
     DASSERT(AwtCursor::typeID != NULL);
+    CHECK_NULL(AwtCursor::typeID);
 
     cls = env->FindClass("java/awt/Point");
+    CHECK_NULL(cls);
+
     AwtCursor::pointXID = env->GetFieldID(cls, "x", "I");
+    DASSERT(AwtCursor::pointXID != NULL);
+    CHECK_NULL(AwtCursor::pointXID);
     AwtCursor::pointYID = env->GetFieldID(cls, "y", "I");
-    DASSERT(AwtCursor::pointXID != NULL);
     DASSERT(AwtCursor::pointYID != NULL);
 
     AwtCursor::updateCursorID = NULL;