1 /*
2 * Copyright (c) 1997, 2007, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26 package com.sun.org.glassfish.external.statistics.impl;
27
28 import java.util.concurrent.atomic.AtomicLong;
29 import java.util.Map;
30 import java.lang.reflect.*;
31 import com.sun.org.glassfish.external.statistics.AverageRangeStatistic;
32
33 /**
34 * An implementation of AverageRangeStatistic that provides ways to change the
35 * state externally through mutators. Convenience class that is useful for
36 * components that gather the statistical data.
37 * By merely changing the count (which is a mandatory measurement), rest of the statistical
38 * information could be deduced.
39 */
40
41 public final class AverageRangeStatisticImpl extends StatisticImpl implements
42 AverageRangeStatistic, InvocationHandler {
43
44 private long currentVal = 0L;
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1 /*
2 * Copyright (c) 2009, 2010, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26
27
28 package com.sun.org.glassfish.external.statistics.impl;
29
30 import java.util.concurrent.atomic.AtomicLong;
31 import java.util.Map;
32 import java.lang.reflect.*;
33 import com.sun.org.glassfish.external.statistics.AverageRangeStatistic;
34
35 /**
36 * An implementation of AverageRangeStatistic that provides ways to change the
37 * state externally through mutators. Convenience class that is useful for
38 * components that gather the statistical data.
39 * By merely changing the count (which is a mandatory measurement), rest of the statistical
40 * information could be deduced.
41 */
42
43 public final class AverageRangeStatisticImpl extends StatisticImpl implements
44 AverageRangeStatistic, InvocationHandler {
45
46 private long currentVal = 0L;
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