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 com.sun.org.glassfish.external.statistics.TimeStatistic;
31 import java.util.concurrent.atomic.AtomicLong;
32 import java.util.Map;
33 import java.lang.reflect.*;
34
35 /**
36 * @author Sreenivas Munnangi
37 */
38 public final class TimeStatisticImpl extends StatisticImpl
39 implements TimeStatistic, InvocationHandler {
40
41 private long count = 0L;
42 private long maxTime = 0L;
43 private long minTime = 0L;
44 private long totTime = 0L;
45 private final long initCount;
46 private final long initMaxTime;
47 private final long initMinTime;
48 private final long initTotTime;
49
50 private final TimeStatistic ts =
51 (TimeStatistic) Proxy.newProxyInstance(
128 /**
129 * Returns the amount of time that it took for all invocations,
130 * since measurement started.
131 */
132 public synchronized long getTotalTime() {
133 return totTime;
134 }
135
136 @Override
137 public synchronized void reset() {
138 super.reset();
139 count = initCount;
140 maxTime = initMaxTime;
141 minTime = initMinTime;
142 totTime = initTotTime;
143 sampleTime = -1L;
144 }
145
146 // todo: equals implementation
147 public Object invoke(Object proxy, Method m, Object[] args) throws Throwable {
148 Object result;
149 try {
150 result = m.invoke(this, args);
151 } catch (InvocationTargetException e) {
152 throw e.getTargetException();
153 } catch (Exception e) {
154 throw new RuntimeException("unexpected invocation exception: " +
155 e.getMessage());
156 } finally {
157 }
158 return result;
159 }
160 }
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1 /*
2 * Copyright (c) 2009, 2013, 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 com.sun.org.glassfish.external.statistics.TimeStatistic;
31 import java.util.Map;
32 import java.lang.reflect.*;
33
34 /**
35 * @author Sreenivas Munnangi
36 */
37 public final class TimeStatisticImpl extends StatisticImpl
38 implements TimeStatistic, InvocationHandler {
39
40 private long count = 0L;
41 private long maxTime = 0L;
42 private long minTime = 0L;
43 private long totTime = 0L;
44 private final long initCount;
45 private final long initMaxTime;
46 private final long initMinTime;
47 private final long initTotTime;
48
49 private final TimeStatistic ts =
50 (TimeStatistic) Proxy.newProxyInstance(
127 /**
128 * Returns the amount of time that it took for all invocations,
129 * since measurement started.
130 */
131 public synchronized long getTotalTime() {
132 return totTime;
133 }
134
135 @Override
136 public synchronized void reset() {
137 super.reset();
138 count = initCount;
139 maxTime = initMaxTime;
140 minTime = initMinTime;
141 totTime = initTotTime;
142 sampleTime = -1L;
143 }
144
145 // todo: equals implementation
146 public Object invoke(Object proxy, Method m, Object[] args) throws Throwable {
147 checkMethod(m);
148
149 Object result;
150 try {
151 result = m.invoke(this, args);
152 } catch (InvocationTargetException e) {
153 throw e.getTargetException();
154 } catch (Exception e) {
155 throw new RuntimeException("unexpected invocation exception: " +
156 e.getMessage());
157 }
158 return result;
159 }
160 }
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