60 lines
1.8 KiB
Java
60 lines
1.8 KiB
Java
/**
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*
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*/
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package org.gcube.accounting.aggregation.strategy;
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import org.gcube.accounting.aggregation.ServiceUsageRecord;
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import org.gcube.accounting.datamodel.AggregationStrategy;
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import org.gcube.accounting.exception.NotAggregatableRecordsExceptions;
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/**
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* @author Luca Frosini (ISTI - CNR) http://www.lucafrosini.com/
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*
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*/
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public class ServiceUsageRecordAggregationStrategy extends AggregationStrategy<ServiceUsageRecord, org.gcube.accounting.datamodel.usagerecords.ServiceUsageRecord>{
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/**
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* @param serviceUsageRecord
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*/
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public ServiceUsageRecordAggregationStrategy(ServiceUsageRecord serviceUsageRecord) {
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super(serviceUsageRecord);
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this.aggregationField.add(ServiceUsageRecord.CALLER_HOST);
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this.aggregationField.add(ServiceUsageRecord.HOST);
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this.aggregationField.add(ServiceUsageRecord.SERVICE_CLASS);
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this.aggregationField.add(ServiceUsageRecord.SERVICE_NAME);
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}
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protected long durationWeightedAverage(ServiceUsageRecord record){
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long tDuration = t.getDuration() * t.getOperationCount();
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long recordDuration = record.getDuration() * record.getOperationCount();
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long totalOperationCount = t.getOperationCount() + record.getOperationCount();
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return (tDuration + recordDuration) / totalOperationCount;
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}
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protected ServiceUsageRecord reallyAggregate(ServiceUsageRecord record)
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throws NotAggregatableRecordsExceptions {
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try {
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t.setDuration(durationWeightedAverage(record));
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t.setOperationCount(t.getOperationCount() + record.getOperationCount());
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long max = record.getMaxInvocationTime();
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if(max > t.getMaxInvocationTime()){
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t.setMaxInvocationTime(max);
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}
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long min = record.getMinInvocationTime();
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if(min < t.getMinInvocationTime()){
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t.setMinInvocationTime(min);
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}
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}catch(Exception e){
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throw new UnsupportedOperationException(e.getCause());
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}
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return t;
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}
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}
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