org.streampipes.manager.matching.output.OutputSchemaGenerator Maven / Gradle / Ivy
/*
* Copyright 2018 FZI Forschungszentrum Informatik
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package org.streampipes.manager.matching.output;
import org.streampipes.model.SpDataStream;
import org.streampipes.model.output.OutputStrategy;
import org.streampipes.model.schema.EventSchema;
import org.streampipes.sdk.helpers.Tuple2;
public abstract class OutputSchemaGenerator {
protected T outputStrategy;
public OutputSchemaGenerator(T outputStrategy) {
this.outputStrategy = outputStrategy;
}
public abstract Tuple2 buildFromOneStream(SpDataStream stream);
public abstract Tuple2 buildFromTwoStreams(SpDataStream stream1,
SpDataStream stream2);
public Tuple2 makeTuple(EventSchema eventSchema) {
return new Tuple2<>(eventSchema, outputStrategy);
}
}