@Test
public void testStreamDefinitionConversion() throws MalformedStreamDefinitionException {
StreamDefinition streamDef = new StreamDefinition("stockStream", "1.1.0");
List<Attribute> meta = new ArrayList<Attribute>(1);
meta.add(new Attribute("symbol", AttributeType.STRING));
List<Attribute> payload = new ArrayList<Attribute>(1);
payload.add(new Attribute("price", AttributeType.DOUBLE));
streamDef.setMetaData(meta);
streamDef.setPayloadData(payload);
org.wso2.siddhi.query.api.definition.StreamDefinition siddhiDefinition = null;
try {
siddhiDefinition =
EventProcessorUtil.convertToSiddhiStreamDefinition(streamDef, "stockStream");
} catch (EventStreamConfigurationException e) {
log.error(e);
}
Assert.assertEquals(siddhiDefinition.getAttributeList().size(), 2);
log.info(siddhiDefinition);
/*
StreamDefinition databrigeDefinition = EventProcessorUtil.convertToDatabridgeStreamDefinition(siddhiDefinition, "stockStream/1.1.0");
Assert.assertEquals(databrigeDefinition.getPayloadData().size(), 2);
log.info(databrigeDefinition);
*/
}
private static void populateAttributes(
org.wso2.siddhi.query.api.definition.StreamDefinition streamDefinition,
List<Attribute> attributes,
String prefix) {
if (attributes != null) {
for (Attribute attribute : attributes) {
org.wso2.siddhi.query.api.definition.Attribute siddhiAttribute =
EventProcessorUtil.convertToSiddhiAttribute(attribute, prefix);
streamDefinition.attribute(siddhiAttribute.getName(), siddhiAttribute.getType());
}
}
}
public List<StreamDefinition> getSiddhiStreams(
String[] inputStreamDefinitions, String queryExpressions) throws SiddhiParserException {
SiddhiManager siddhiManager = createMockSiddhiManager(inputStreamDefinitions, queryExpressions);
List<org.wso2.siddhi.query.api.definition.StreamDefinition> streamDefinitions =
siddhiManager.getStreamDefinitions();
List<StreamDefinition> databridgeStreamDefinitions =
new ArrayList<StreamDefinition>(streamDefinitions.size());
for (org.wso2.siddhi.query.api.definition.StreamDefinition siddhiStreamDef :
streamDefinitions) {
StreamConfiguration streamConfig = new StreamConfiguration(siddhiStreamDef.getStreamId());
StreamDefinition databridgeStreamDef =
EventProcessorUtil.convertToDatabridgeStreamDefinition(siddhiStreamDef, streamConfig);
databridgeStreamDefinitions.add(databridgeStreamDef);
}
siddhiManager.shutdown();
return databridgeStreamDefinitions;
}
