org.streampipes.manager.data.PipelineGraphHelpers 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.data;
import org.streampipes.model.base.InvocableStreamPipesEntity;
import org.streampipes.model.SpDataStream;
import java.util.List;
import java.util.stream.Collectors;
public class PipelineGraphHelpers {
public static List findStreams(PipelineGraph pipelineGraph) {
return find(pipelineGraph, SpDataStream.class);
}
public static List findInvocableElements(PipelineGraph pipelineGraph) {
return find(pipelineGraph, InvocableStreamPipesEntity.class);
}
private static List find(PipelineGraph pipelineGraph, Class clazz) {
return pipelineGraph
.vertexSet()
.stream()
.filter(v -> clazz.isInstance(v))
.map(s -> clazz.cast(s))
.collect(Collectors.toList());
}
}