content: /*
   * Copyright (C) 2020 ActiveJ LLC.
   *
   * 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 io.activej.cube.ot;
  
  import io.activej.cube.aggregation.ProtoAggregationChunk;
  import io.activej.cube.aggregation.ot.ProtoAggregationDiff;
  
  import java.util.Map;
  import java.util.stream.Stream;
  
  public record ProtoCubeDiff(Map<String, ProtoAggregationDiff> diffs) {
  	public Stream<String> addedProtoChunks() {
  		return diffs.values().stream()
  			.flatMap(aggregationDiff -> aggregationDiff.addedChunks().stream())
  			.map(ProtoAggregationChunk::protoChunkId);
  	}
  
  	public boolean isEmpty() {
  		return diffs.isEmpty();
  	}
  
  	@Override
  	public String toString() {
  		return "{diffs:" + diffs.size() + '}';
  	}
  }
  