6610244: modal dialog closes with fatal error if -Xcheck:jni is set

Summary: obtain WWindowPeer class every time it is required
Reviewed-by: art

src/windows/native/sun/windows/awt_Dialog.cpp

 /*
- * Copyright 1996-2007 Sun Microsystems, Inc.  All Rights Reserved.
+ * Copyright 1996-2008 Sun Microsystems, Inc.  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
@@ -428,8 +428,12 @@ void AwtDialog::ModalActivateNextWindow(HWND dialogHWnd,
 {
     JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2);
 
-    jlongArray windows = (jlongArray)(env->CallStaticObjectMethod(AwtWindow::wwindowPeerCls,
-                                                                  AwtWindow::getActiveWindowsMID));
+    jclass wwindowPeerCls = env->FindClass("sun/awt/windows/WWindowPeer");
+    jmethodID getActiveWindowsMID = env->GetStaticMethodID(wwindowPeerCls,
+                                                           "getActiveWindowHandles", "()[J");
+    DASSERT(getActiveWindowsMID != NULL);
+    jlongArray windows = (jlongArray)(env->CallStaticObjectMethod(wwindowPeerCls,
+                                                                  getActiveWindowsMID));
     if (windows == NULL) {
         return;
     }

src/windows/native/sun/windows/awt_Window.cpp

 /*
- * Copyright 1996-2007 Sun Microsystems, Inc.  All Rights Reserved.
+ * Copyright 1996-2008 Sun Microsystems, Inc.  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
@@ -122,9 +122,6 @@ jfieldID AwtWindow::warningStringID;
 jfieldID AwtWindow::locationByPlatformID;
 jfieldID AwtWindow::autoRequestFocusID;
 
-jclass AwtWindow::wwindowPeerCls;
-jmethodID AwtWindow::getActiveWindowsMID;
-
 jfieldID AwtWindow::sysXID;
 jfieldID AwtWindow::sysYID;
 jfieldID AwtWindow::sysWID;
@@ -2159,11 +2156,6 @@ Java_sun_awt_windows_WWindowPeer_initIDs(JNIEnv *env, jclass cls)
 {
     TRY;
 
-    AwtWindow::wwindowPeerCls = cls;
-    AwtWindow::getActiveWindowsMID =
-        env->GetStaticMethodID(cls, "getActiveWindowHandles", "()[J");
-    DASSERT(AwtWindow::getActiveWindowsMID != NULL);
-
     AwtWindow::sysXID = env->GetFieldID(cls, "sysX", "I");
     AwtWindow::sysYID = env->GetFieldID(cls, "sysY", "I");
     AwtWindow::sysWID = env->GetFieldID(cls, "sysW", "I");

src/windows/native/sun/windows/awt_Window.h

 /*
- * Copyright 1996-2007 Sun Microsystems, Inc.  All Rights Reserved.
+ * Copyright 1996-2008 Sun Microsystems, Inc.  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
@@ -57,11 +57,6 @@ public:
     static jfieldID screenID; /* screen number passed over from WindowPeer */
     static jfieldID autoRequestFocusID;
 
-    /* WWindowPeer class */
-    static jclass wwindowPeerCls;
-    /* long[] getActiveWindowHandles() method in WWindowPeer */
-    static jmethodID getActiveWindowsMID;
-
     // The coordinates at the peer.
     static jfieldID sysXID;
     static jfieldID sysYID;

test/java/awt/Dialog/CrashXCheckJni/CrashXCheckJni.java

+/*
+ * Copyright 2008 Sun Microsystems, Inc.  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
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+/*
+  @test
+  @bug 6610244
+  @library ../../regtesthelpers
+  @build Util Sysout AbstractTest
+  @summary modal dialog closes with fatal error if -Xcheck:jni is set
+  @author Andrei Dmitriev : area=awt.dialog
+  @run main/othervm -Xcheck:jni CrashXCheckJni
+*/
+
+import java.awt.*;
+import java.awt.event.*;
+import java.util.Timer;
+import java.util.TimerTask;
+import test.java.awt.regtesthelpers.Util;
+import test.java.awt.regtesthelpers.AbstractTest;
+import test.java.awt.regtesthelpers.Sysout;
+
+public class CrashXCheckJni {
+
+    public static void main(String []s)
+    {
+        final Dialog fd = new Dialog(new Frame(), true);
+        Timer t = new Timer();
+        t.schedule(new TimerTask() {
+
+            public void run() {
+                System.out.println("RUNNING TASK");
+                fd.setVisible(false);
+                fd.dispose();
+                System.out.println("FINISHING TASK");
+            }
+        }, 3000L);
+
+        fd.setVisible(true);
+        t.cancel();
+        Util.waitForIdle(null);
+
+        AbstractTest.pass();
+    }
+}