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https://issues.apache.org/jira/browse/FLINK-7103?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16076405#comment-16076405
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ASF GitHub Bot commented on FLINK-7103:
---------------------------------------
Github user tillrohrmann commented on a diff in the pull request:
https://github.com/apache/flink/pull/4260#discussion_r125880119
--- Diff:
flink-runtime/src/main/java/org/apache/flink/runtime/dispatcher/Dispatcher.java
---
@@ -0,0 +1,296 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you 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.apache.flink.runtime.dispatcher;
+
+import org.apache.flink.api.common.JobExecutionResult;
+import org.apache.flink.api.common.JobID;
+import org.apache.flink.configuration.Configuration;
+import org.apache.flink.runtime.blob.BlobServer;
+import org.apache.flink.runtime.blob.BlobService;
+import org.apache.flink.runtime.client.JobSubmissionException;
+import org.apache.flink.runtime.clusterframework.types.ResourceID;
+import org.apache.flink.runtime.heartbeat.HeartbeatServices;
+import org.apache.flink.runtime.highavailability.HighAvailabilityServices;
+import org.apache.flink.runtime.highavailability.RunningJobsRegistry;
+import org.apache.flink.runtime.jobgraph.JobGraph;
+import org.apache.flink.runtime.jobmanager.OnCompletionActions;
+import org.apache.flink.runtime.jobmanager.SubmittedJobGraph;
+import org.apache.flink.runtime.jobmanager.SubmittedJobGraphStore;
+import org.apache.flink.runtime.jobmaster.JobManagerRunner;
+import org.apache.flink.runtime.messages.Acknowledge;
+import org.apache.flink.runtime.metrics.MetricRegistry;
+import org.apache.flink.runtime.rpc.FatalErrorHandler;
+import org.apache.flink.runtime.rpc.RpcEndpoint;
+import org.apache.flink.runtime.rpc.RpcMethod;
+import org.apache.flink.runtime.rpc.RpcService;
+import org.apache.flink.util.ExceptionUtils;
+import org.apache.flink.util.FlinkException;
+import org.apache.flink.util.Preconditions;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.io.IOException;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * Base class for the Dispatcher component. The Dispatcher component is
responsible
+ * for receiving job submissions, persisting them, spawning JobManagers to
execute
+ * the jobs and to recover them in case of a master failure. Furthermore,
it knows
+ * about the state of the Flink session cluster.
+ */
+public abstract class Dispatcher extends RpcEndpoint<DispatcherGateway> {
+
+ protected static final Logger LOG =
LoggerFactory.getLogger(Dispatcher.class);
--- End diff --
True good point. Will remove it.
> Implement skeletal structure of dispatcher component
> ----------------------------------------------------
>
> Key: FLINK-7103
> URL: https://issues.apache.org/jira/browse/FLINK-7103
> Project: Flink
> Issue Type: Sub-task
> Components: Cluster Management
> Reporter: Till Rohrmann
> Assignee: Till Rohrmann
> Labels: flip-6
>
> Implement the skeletal structure of the {{Dispatcher}} component. The initial
> functionality will support job submissions and listing of jobs.
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