@@ -0,0 +1,1464 @@
+/*%0A * Licensed to the Apache Software Foundation (ASF) under one%0A * or more contributor license agreements.  See the NOTICE file%0A * distributed with this work for additional information%0A * regarding copyright ownership.  The ASF licenses this file%0A * to you under the Apache License, Version 2.0 (the%0A * %22License%22); you may not use this file except in compliance%0A * with the License.  You may obtain a copy of the License at%0A *%0A *     http://www.apache.org/licenses/LICENSE-2.0%0A *%0A * Unless required by applicable law or agreed to in writing, software%0A * distributed under the License is distributed on an %22AS IS%22 BASIS,%0A * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.%0A * See the License for the specific language governing permissions and%0A * limitations under the License.%0A */%0A%0Apackage org.apache.beam.runners.fnexecution.artifact;%0A%0Aimport io.grpc.stub.StreamObserver;%0Aimport java.io.IOException;%0Aimport org.apache.beam.model.jobmanagement.v1.ArtifactApi.ArtifactChunk;%0Aimport org.apache.beam.model.jobmanagement.v1.ArtifactApi.Manifest;%0A%0A/**%0A * Makes artifacts available to an ArtifactRetrievalService by%0A * encapsulating runner-specific resources.%0A */%0Apublic interface ArtifactSource %7B%0A%0A  /**%0A   * Get the artifact manifest available from this source.%0A   */%0A  Manifest getManifest() throws IOException;%0A%0A  /**%0A   * Get an artifact by its name.%0A   */%0A  void getArtifact(String name, StreamObserver%3CArtifactChunk%3E responseObserver);%0A%7D%0A

Create ArtifactSource Interface