100 lines
2.9 KiB
Java
100 lines
2.9 KiB
Java
/**
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*
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*/
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package org.gcube.accounting.analytics.persistence;
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import java.util.Calendar;
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import java.util.List;
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import java.util.Map;
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import java.util.SortedMap;
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import java.util.SortedSet;
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import java.util.TreeSet;
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import org.gcube.accounting.analytics.Filter;
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import org.gcube.accounting.analytics.Info;
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import org.gcube.accounting.analytics.TemporalConstraint;
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import org.gcube.accounting.datamodel.UsageRecord;
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import org.gcube.documentstore.records.AggregatedRecord;
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import org.gcube.documentstore.records.Record;
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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 AccountingPersistenceQuery {
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private static final AccountingPersistenceQuery accountingPersistenceQuery;
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private AccountingPersistenceQuery() {
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}
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static {
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accountingPersistenceQuery = new AccountingPersistenceQuery();
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}
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protected static synchronized AccountingPersistenceQuery getInstance() {
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return accountingPersistenceQuery;
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}
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public static SortedSet<String> getQuerableKeys(
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@SuppressWarnings("rawtypes") AggregatedRecord instance)
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throws Exception {
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SortedSet<String> properties = new TreeSet<>(
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instance.getRequiredFields());
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properties.removeAll(instance.getAggregatedFields());
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properties.removeAll(instance.getComputedFields());
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properties.remove(Record.ID);
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properties.remove(Record.CREATION_TIME);
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properties.remove(Record.RECORD_TYPE);
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properties.remove(UsageRecord.SCOPE);
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return properties;
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}
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public static SortedSet<String> getQuerableKeys(
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Class<? extends AggregatedRecord<?,?>> aggregatedRecordClass)
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throws Exception {
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AggregatedRecord<?,?> instance = aggregatedRecordClass.newInstance();
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return getQuerableKeys(instance);
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}
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public Map<Calendar, Info> getTimeSeries(
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Class<? extends AggregatedRecord<?,?>> aggregatedRecordClass,
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TemporalConstraint temporalConstraint, List<Filter> filters)
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throws Exception {
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return AccountingPersistenceBackendQueryFactory.getInstance()
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.getTimeSeries(aggregatedRecordClass, temporalConstraint,
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filters);
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}
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public static SortedMap<Filter, Map<Calendar, Info>> getTopValues(
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Class<? extends AggregatedRecord<?,?>> aggregatedRecordClass,
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TemporalConstraint temporalConstraint, List<Filter> filters)
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throws Exception {
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return AccountingPersistenceBackendQueryFactory.getInstance()
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.getTopValues(aggregatedRecordClass, temporalConstraint,
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filters);
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}
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public static SortedSet<Filter> getNextPossibleValues(
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Class<? extends AggregatedRecord<?,?>> aggregatedRecordClass,
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TemporalConstraint temporalConstraint, List<Filter> filters)
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throws Exception {
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return AccountingPersistenceBackendQueryFactory.getInstance()
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.getNextPossibleValues(aggregatedRecordClass,
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temporalConstraint, filters);
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}
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/**
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* Close the connection to persistence
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*
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* @throws Exception
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* if the close fails
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*/
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public void close() throws Exception {
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AccountingPersistenceBackendQueryFactory.getInstance().close();
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}
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}
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