SPRINT-15: added methods to get lists and maps of record entities

This commit is contained in:
Tim Chamberlain
2022-11-04 14:28:15 -05:00
parent e815bd37ab
commit 236eff523e

View File

@ -37,6 +37,7 @@ import com.kingsrook.qqq.backend.core.model.actions.tables.query.QQueryFilter;
import com.kingsrook.qqq.backend.core.model.actions.tables.query.QueryInput;
import com.kingsrook.qqq.backend.core.model.actions.tables.query.QueryOutput;
import com.kingsrook.qqq.backend.core.model.data.QRecord;
import com.kingsrook.qqq.backend.core.model.data.QRecordEntity;
import com.kingsrook.qqq.backend.core.utils.ListingHash;
@ -203,6 +204,30 @@ public class GeneralProcessUtils
/*******************************************************************************
** Load all rows from a table as a RecordEntity.
**
** Note, this is inherently unsafe, if you were to call it on a table with
** too many rows... Caveat emptor.
*******************************************************************************/
public static <T extends QRecordEntity> List<T> loadTable(AbstractActionInput parentActionInput, String tableName, Class<T> entityClass) throws QException
{
QueryInput queryInput = new QueryInput(parentActionInput.getInstance());
queryInput.setSession(parentActionInput.getSession());
queryInput.setTableName(tableName);
QueryOutput queryOutput = new QueryAction().execute(queryInput);
List<T> rs = new ArrayList<>();
for(QRecord record : queryOutput.getRecords())
{
rs.add(QRecordEntity.fromQRecord(entityClass, record));
}
return (rs);
}
/*******************************************************************************
** Load all rows from a table, into a map, keyed by the keyFieldName.
**
@ -236,6 +261,31 @@ public class GeneralProcessUtils
/*******************************************************************************
** Note - null values from the key field are NOT put in the map.
*******************************************************************************/
public static <T extends QRecordEntity> Map<Serializable, T> loadTableToMap(AbstractActionInput parentActionInput, String tableName, String keyFieldName, Class<T> entityClass) throws QException
{
QueryInput queryInput = new QueryInput(parentActionInput.getInstance());
queryInput.setSession(parentActionInput.getSession());
queryInput.setTableName(tableName);
QueryOutput queryOutput = new QueryAction().execute(queryInput);
List<QRecord> records = queryOutput.getRecords();
Map<Serializable, T> map = new HashMap<>();
for(QRecord record : records)
{
Serializable value = record.getValue(keyFieldName);
if(value != null)
{
map.put(value, QRecordEntity.fromQRecord(entityClass, record));
}
}
return (map);
}
/*******************************************************************************
** Load all rows from a table, into a ListingHash, keyed by the keyFieldName.
**