document-store-lib-postgresql/src/main/java/org/gcube/documentstore/persistence/PersistencePostgreSQL.java

76 lines
2.0 KiB
Java

/**
*
*/
package org.gcube.documentstore.persistence;
import java.sql.Statement;
import java.util.Map;
import org.gcube.accounting.utility.postgresql.PostgreSQLQuery;
import org.gcube.accounting.utility.postgresql.RecordToDBMapping;
import org.gcube.documentstore.records.AggregatedRecord;
import org.gcube.documentstore.records.Record;
import org.gcube.documentstore.records.RecordUtility;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* @author Luca Frosini (ISTI - CNR)
*/
public class PersistencePostgreSQL extends PersistenceBackend {
protected static final Logger logger = LoggerFactory.getLogger(PersistencePostgreSQL.class);
protected StatementMap statementMap;
@Override
protected void prepareConnection(PersistenceBackendConfiguration configuration) throws Exception {
statementMap = new StatementMap(configuration);
Map<String, Class<? extends AggregatedRecord<?,?>>> aggregatedRecords = RecordUtility.getAggregatedRecordClassesFound();
for(String typeName : aggregatedRecords.keySet()) {
try {
Class<? extends AggregatedRecord<?,?>> clz = aggregatedRecords.get(typeName);
RecordToDBMapping.addRecordToDB(clz, configuration);
} catch (Exception e) {
new RuntimeException(e);
}
}
}
@Override
protected void openConnection() throws Exception {
}
@Override
protected void reallyAccount(Record record) throws Exception {
Statement statement = statementMap.getStatement(record);
PostgreSQLQuery postgreSQLQuery = new PostgreSQLQuery();
String sqlCommand = postgreSQLQuery.getSQLInsertCommand(record);
statement.executeUpdate(sqlCommand);
}
public void insert(Record record) throws Exception {
reallyAccount(record);
}
@Override
protected void clean() throws Exception {
statementMap.close();
}
@Override
protected void closeConnection() throws Exception {
statementMap.close();
}
public void commitAndClose() throws Exception {
statementMap.close();
}
@Override
public boolean isConnectionActive() throws Exception {
return true;
};
}