private void setCombineConditions(StreamingConfig config) throws ExecutorException {
Map<String, String> keyMap = Maps.newHashMap();
List<ExpressionDescribe> exps =
createCombineExpressions(combineOperator.getCombineProperties());
for (ExpressionDescribe exp : exps) {
PropertyValueExpressionDesc pexp = (PropertyValueExpressionDesc) exp;
String streamName = pexp.getSchemaId();
keyMap.put(getPlanStreamNameFromTransition(streamName), pexp.getProperty());
}
config.put(StreamingConfig.OPERATOR_COMBINE_INPUTNAMES_AND_KEY, keyMap);
}
