--- a/src/jdk.jfr/share/classes/jdk/jfr/consumer/InternalEventFilter.java	Tue May 21 22:59:47 2019 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,107 +0,0 @@
-/*
- * Copyright (c) 2019, 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.consumer;
-
-import java.util.Collection;
-import java.util.HashMap;
-import java.util.HashSet;
-import java.util.Map;
-import java.util.Set;
-
-public final class InternalEventFilter {
-    static final InternalEventFilter ACCEPT_ALL = new InternalEventFilter();
-    private final Map<String, Long> thresholds = new HashMap<>();
-    private boolean acceptAll;
-
-    public static InternalEventFilter merge(Collection<InternalEventFilter> filters) {
-        for (InternalEventFilter ef : filters) {
-            if (ef.getAcceptAll()) {
-                return ACCEPT_ALL;
-            }
-        }
-        if (filters.size() == 1) {
-            return filters.iterator().next();
-        }
-
-        Set<String> eventNames = new HashSet<>();
-        for (InternalEventFilter ef : filters) {
-            eventNames.addAll(ef.thresholds.keySet());
-        }
-        InternalEventFilter result = new InternalEventFilter();
-        for (String eventName : eventNames) {
-            for (InternalEventFilter ef : filters) {
-                Long l = ef.thresholds.get(eventName);
-                if (l != null) {
-                    result.setThreshold(eventName, l.longValue());
-                }
-            }
-        }
-        return result;
-    }
-
-    private boolean getAcceptAll() {
-        return acceptAll;
-    }
-
-    public void setAcceptAll() {
-        acceptAll = true;
-    }
-
-    public void setThreshold(String eventName, long nanos) {
-        Long l = thresholds.get(eventName);
-        if (l != null) {
-            l = Math.min(l, nanos);
-        } else {
-            l = nanos;
-        }
-        thresholds.put(eventName, l);
-    }
-
-    public long getThreshold(String eventName) {
-        if (acceptAll) {
-            return 0;
-        }
-        Long l = thresholds.get(eventName);
-        if (l != null) {
-            return l;
-        }
-        return -1;
-    }
-    public String toString() {
-        if (acceptAll) {
-            return "ACCEPT ALL";
-        }
-        StringBuilder sb = new StringBuilder();
-        for (String key : thresholds.keySet().toArray(new String[0])) {
-            Long value = thresholds.get(key);
-            sb.append(key);
-            sb.append(" = ");
-            sb.append(value.longValue() / 1_000_000);
-            sb.append(" ms");
-        }
-        return sb.toString();
-    }
-}
\ No newline at end of file