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amar.kumar |
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/*
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* Copyright 2005 stat4j.org
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package net.sourceforge.stat4j;
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import java.util.Properties;
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/**
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* Name: Calculator.java
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* Date: Aug 29, 2004
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* Description:
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*
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* Calculator contract for all Calculators that calculate/derive
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* statistic values from metrics. Metrics are are collected/scraped
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* from log messages and applies to calculators to calculate
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* the statstic value.
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*
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* @see Metric
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* @see Statistic
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*
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* @author Lara D'Abreo
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*/
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public interface Calculator {
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public String getName();
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public boolean isApplyImmediate();
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public void init(String name,Properties properties);
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public Statistic getStatistic();
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public void setStatistic(Statistic statistc);
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public void applyMetric(Metric metric);
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public void reset();
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public double getResult();
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public long getTimestamp();
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}
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