@Override
public GPOMutable convert(Map<String, Object> inputEvent) {
FieldsDescriptor fd = schema.getValuesDescriptor();
GPOMutable values = new GPOMutable(fd);
List<String> fields = fd.getFieldList();
for (int index = 0; index < fields.size(); index++) {
String field = fields.get(index);
values.setFieldGeneric(field, inputEvent.get(getMapField(field)));
}
return values;
}
@Override
public void setup(Context.OperatorContext context) {
super.setup(context);
LOG.info("Done setting up super");
aggregatorRegistry.setup();
// Create prepared statements
schema = new DimensionalConfigurationSchema(eventSchema, aggregatorRegistry);
List<FieldsDescriptor> keyFDs = schema.getDimensionsDescriptorIDToKeyDescriptor();
for (int ddID = 0; ddID < keyFDs.size(); ddID++) {
LOG.info("ddID {}", ddID);
FieldsDescriptor keyFD = keyFDs.get(ddID);
Int2ObjectMap<FieldsDescriptor> aggIDToAggFD =
schema.getDimensionsDescriptorIDToAggregatorIDToOutputAggregatorDescriptor().get(ddID);
Map<Integer, PreparedStatement> aggIDToStatement = ddIDToAggIDToStatement.get(ddID);
if (aggIDToStatement == null) {
aggIDToStatement = Maps.newHashMap();
ddIDToAggIDToStatement.put(ddID, aggIDToStatement);
}
for (Map.Entry<String, String> aggTable : tableNames.get(ddID).entrySet()) {
int aggID = aggregatorRegistry.getIncrementalAggregatorNameToID().get(aggTable.getKey());
LOG.info("aggID {}", aggID);
FieldsDescriptor aggFD = aggIDToAggFD.get(aggID);
List<String> keyNames = keyFD.getFieldList();
keyNames.remove(DimensionsDescriptor.DIMENSION_TIME_BUCKET);
List<String> aggregateNames = aggFD.getFieldList();
String tableName = aggTable.getValue();
String statementString = buildStatement(tableName, keyNames, aggregateNames);
try {
aggIDToStatement.put(aggID, store.getConnection().prepareStatement(statementString));
} catch (SQLException ex) {
throw new RuntimeException(ex);
}
}
}
}
/**
* @param ps The {@link java.sql.PreparedStatement} which will do an insert into the Mysql
* database.
* @param gpo The {@link GPOMutable} object whose values need to be set in the preparted
* statement.
* @param qCounter The current index in the prepared statement
* @param isKey TODO use this
* @return The current index in the prepared statement.
* @throws SQLException
*/
private int setParams(PreparedStatement ps, GPOMutable gpo, int qCounter, boolean isKey)
throws SQLException {
FieldsDescriptor fd = gpo.getFieldDescriptor();
Map<String, Type> fieldToType = fd.getFieldToType();
List<String> fields = fd.getFieldList();
for (int fieldCounter = 0; fieldCounter < fields.size(); fieldCounter++, qCounter++) {
String fieldName = fields.get(fieldCounter);
if (fieldName.equals(DimensionsDescriptor.DIMENSION_TIME_BUCKET)) {
continue;
}
Type type = fieldToType.get(fieldName);
switch (type) {
case BOOLEAN:
{
ps.setByte(qCounter, (byte) (gpo.getFieldBool(fieldName) ? 1 : 0));
break;
}
case BYTE:
{
ps.setByte(qCounter, gpo.getFieldByte(fieldName));
break;
}
case CHAR:
{
ps.setString(qCounter, Character.toString(gpo.getFieldChar(fieldName)));
break;
}
case STRING:
{
ps.setString(qCounter, gpo.getFieldString(fieldName));
break;
}
case SHORT:
{
ps.setInt(qCounter, gpo.getFieldShort(fieldName));
break;
}
case INTEGER:
{
ps.setInt(qCounter, gpo.getFieldInt(fieldName));
break;
}
case LONG:
{
ps.setLong(qCounter, gpo.getFieldLong(fieldName));
break;
}
case FLOAT:
{
ps.setFloat(qCounter, gpo.getFieldFloat(fieldName));
break;
}
case DOUBLE:
{
ps.setDouble(qCounter, gpo.getFieldDouble(fieldName));
break;
}
default:
{
throw new UnsupportedOperationException("The type: " + type + " is not supported.");
}
}
}
return qCounter;
}
