feat(jdk8): move files to new folder to avoid resources compiled.

jdkSrc/jdk8/jdk/jfr/internal/test/WhiteBox.java

@@ -0,0 +1,48 @@
+/*
+ * Copyright (c) 2018, 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
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+package jdk.jfr.internal.test;
+
+public final class WhiteBox {
+
+    private static boolean writeAllObjectSamples;
+
+    /**
+     * If OldObjectSample event is enabled, calling this method
+     * ensures that all object samples are written, including short-lived objects.
+     * Purpose of this method is to increase determinism in tests.
+     *
+     * @param writeAllObjectSamples if all samples should be written or not
+     *
+     */
+    public static void setWriteAllObjectSamples(boolean writeAllSamples) {
+        writeAllObjectSamples = writeAllSamples;
+    }
+
+    public static boolean getWriteAllObjectSamples() {
+        return writeAllObjectSamples;
+    }
+
+}