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src/share/jaxws_classes/com/sun/org/glassfish/external/statistics/impl/BoundedRangeStatisticImpl.java@9c07ef4934dd (annotated)

src/share/jaxws_classes/com/sun/org/glassfish/external/statistics/impl/BoundedRangeStatisticImpl.java

Thu, 31 Aug 2017 15:18:52 +0800

author

aoqi

date

Thu, 31 Aug 2017 15:18:52 +0800

changeset 637

9c07ef4934dd

parent 397

b99d7e355d4b

parent 0

373ffda63c9a

permissions

-rw-r--r--

merge

aoqi@0	1	/*
aoqi@0	2	* Copyright (c) 2009, 2013, Oracle and/or its affiliates. All rights reserved.
aoqi@0	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0	4	*
aoqi@0	5	* This code is free software; you can redistribute it and/or modify it
aoqi@0	6	* under the terms of the GNU General Public License version 2 only, as
aoqi@0	7	* published by the Free Software Foundation. Oracle designates this
aoqi@0	8	* particular file as subject to the "Classpath" exception as provided
aoqi@0	9	* by Oracle in the LICENSE file that accompanied this code.
aoqi@0	10	*
aoqi@0	11	* This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0	12	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0	13	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0	14	* version 2 for more details (a copy is included in the LICENSE file that
aoqi@0	15	* accompanied this code).
aoqi@0	16	*
aoqi@0	17	* You should have received a copy of the GNU General Public License version
aoqi@0	18	* 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0	19	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0	20	*
aoqi@0	21	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0	22	* or visit www.oracle.com if you need additional information or have any
aoqi@0	23	* questions.
aoqi@0	24	*/
aoqi@0	25
aoqi@0	26
aoqi@0	27
aoqi@0	28	package com.sun.org.glassfish.external.statistics.impl;
aoqi@0	29
aoqi@0	30	import com.sun.org.glassfish.external.statistics.BoundedRangeStatistic;
aoqi@0	31	import java.util.Map;
aoqi@0	32	import java.lang.reflect.*;
aoqi@0	33
aoqi@0	34
aoqi@0	35	/**
aoqi@0	36	* @author Sreenivas Munnangi
aoqi@0	37	*/
aoqi@0	38	public final class BoundedRangeStatisticImpl extends StatisticImpl
aoqi@0	39	implements BoundedRangeStatistic, InvocationHandler {
aoqi@0	40
aoqi@0	41	private long lowerBound = 0L;
aoqi@0	42	private long upperBound = 0L;
aoqi@0	43	private long currentVal = 0L;
aoqi@0	44	private long highWaterMark = Long.MIN_VALUE;
aoqi@0	45	private long lowWaterMark = Long.MAX_VALUE;
aoqi@0	46
aoqi@0	47	private final long initLowerBound;
aoqi@0	48	private final long initUpperBound;
aoqi@0	49	private final long initCurrentVal;
aoqi@0	50	private final long initHighWaterMark;
aoqi@0	51	private final long initLowWaterMark;
aoqi@0	52
aoqi@0	53	private final BoundedRangeStatistic bs =
aoqi@0	54	(BoundedRangeStatistic) Proxy.newProxyInstance(
aoqi@0	55	BoundedRangeStatistic.class.getClassLoader(),
aoqi@0	56	new Class[] { BoundedRangeStatistic.class },
aoqi@0	57	this);
aoqi@0	58
aoqi@0	59	public synchronized String toString() {
aoqi@0	60	return super.toString() + NEWLINE +
aoqi@0	61	"Current: " + getCurrent() + NEWLINE +
aoqi@0	62	"LowWaterMark: " + getLowWaterMark() + NEWLINE +
aoqi@0	63	"HighWaterMark: " + getHighWaterMark() + NEWLINE +
aoqi@0	64	"LowerBound: " + getLowerBound() + NEWLINE +
aoqi@0	65	"UpperBound: " + getUpperBound();
aoqi@0	66	}
aoqi@0	67
aoqi@0	68
aoqi@0	69	public BoundedRangeStatisticImpl(long curVal, long highMark, long lowMark,
aoqi@0	70	long upper, long lower, String name,
aoqi@0	71	String unit, String desc, long startTime,
aoqi@0	72	long sampleTime) {
aoqi@0	73	super(name, unit, desc, startTime, sampleTime);
aoqi@0	74	currentVal = curVal;
aoqi@0	75	initCurrentVal = curVal;
aoqi@0	76	highWaterMark = highMark;
aoqi@0	77	initHighWaterMark = highMark;
aoqi@0	78	lowWaterMark = lowMark;
aoqi@0	79	initLowWaterMark = lowMark;
aoqi@0	80	upperBound = upper;
aoqi@0	81	initUpperBound = upper;
aoqi@0	82	lowerBound = lower;
aoqi@0	83	initLowerBound = lower;
aoqi@0	84	}
aoqi@0	85
aoqi@0	86	public synchronized BoundedRangeStatistic getStatistic() {
aoqi@0	87	return bs;
aoqi@0	88	}
aoqi@0	89
aoqi@0	90	public synchronized Map getStaticAsMap() {
aoqi@0	91	Map m = super.getStaticAsMap();
aoqi@0	92	m.put("current", getCurrent());
aoqi@0	93	m.put("lowerbound", getLowerBound());
aoqi@0	94	m.put("upperbound", getUpperBound());
aoqi@0	95	m.put("lowwatermark", getLowWaterMark());
aoqi@0	96	m.put("highwatermark", getHighWaterMark());
aoqi@0	97	return m;
aoqi@0	98	}
aoqi@0	99
aoqi@0	100	public synchronized long getCurrent() {
aoqi@0	101	return currentVal;
aoqi@0	102	}
aoqi@0	103
aoqi@0	104	public synchronized void setCurrent(long curVal) {
aoqi@0	105	currentVal = curVal;
aoqi@0	106	lowWaterMark = (curVal >= lowWaterMark ? lowWaterMark : curVal);
aoqi@0	107	highWaterMark = (curVal >= highWaterMark ? curVal : highWaterMark);
aoqi@0	108	sampleTime = System.currentTimeMillis();
aoqi@0	109	}
aoqi@0	110
aoqi@0	111	public synchronized long getHighWaterMark() {
aoqi@0	112	return highWaterMark;
aoqi@0	113	}
aoqi@0	114
aoqi@0	115	public synchronized void setHighWaterMark(long hwm) {
aoqi@0	116	highWaterMark = hwm;
aoqi@0	117	}
aoqi@0	118
aoqi@0	119	public synchronized long getLowWaterMark() {
aoqi@0	120	return lowWaterMark;
aoqi@0	121	}
aoqi@0	122
aoqi@0	123	public synchronized void setLowWaterMark(long lwm) {
aoqi@0	124	lowWaterMark = lwm;
aoqi@0	125	}
aoqi@0	126
aoqi@0	127	public synchronized long getLowerBound() {
aoqi@0	128	return lowerBound;
aoqi@0	129	}
aoqi@0	130
aoqi@0	131	public synchronized long getUpperBound() {
aoqi@0	132	return upperBound;
aoqi@0	133	}
aoqi@0	134
aoqi@0	135	@Override
aoqi@0	136	public synchronized void reset() {
aoqi@0	137	super.reset();
aoqi@0	138	lowerBound = initLowerBound;
aoqi@0	139	upperBound = initUpperBound;
aoqi@0	140	currentVal = initCurrentVal;
aoqi@0	141	highWaterMark = initHighWaterMark;
aoqi@0	142	lowWaterMark = initLowWaterMark;
aoqi@0	143	sampleTime = -1L;
aoqi@0	144	}
aoqi@0	145
aoqi@0	146	// todo: equals implementation
aoqi@0	147	public Object invoke(Object proxy, Method m, Object[] args) throws Throwable {
aoqi@0	148	checkMethod(m);
aoqi@0	149
aoqi@0	150	Object result;
aoqi@0	151	try {
aoqi@0	152	result = m.invoke(this, args);
aoqi@0	153	} catch (InvocationTargetException e) {
aoqi@0	154	throw e.getTargetException();
aoqi@0	155	} catch (Exception e) {
aoqi@0	156	throw new RuntimeException("unexpected invocation exception: " +
aoqi@0	157	e.getMessage());
aoqi@0	158	}
aoqi@0	159	return result;
aoqi@0	160	}
aoqi@0	161	}