Github user tillrohrmann commented on a diff in the pull request:
https://github.com/apache/flink/pull/2353#discussion_r74800246
--- Diff:
flink-runtime/src/main/java/org/apache/flink/runtime/rpc/resourcemanager/TaskExecutorRegistrationResponse.java
---
@@ -0,0 +1,86 @@
+/*
+ * 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.rpc.resourcemanager;
+
+import org.apache.flink.runtime.instance.InstanceID;
+
+/**
+ * Base class for responses from the ResourceManager to a registration
attempt by a
+ * TaskExecutor.
+ */
+public abstract class TaskExecutorRegistrationResponse {
+
+ /**
+ * Successful registration.
+ */
+ public static final class Success extends
TaskExecutorRegistrationResponse {
+
+ private final InstanceID registrationId;
+
+ private final long heartbeatInterval;
+
+ public Success(InstanceID registrationId, long
heartbeatInterval) {
+ this.registrationId = registrationId;
+ this.heartbeatInterval = heartbeatInterval;
+ }
+
+ public InstanceID getRegistrationId() {
+ return registrationId;
+ }
+
+ public long getHeartbeatInterval() {
+ return heartbeatInterval;
+ }
+
+ @Override
+ public String toString() {
+ return "TaskExecutorRegistrationSuccess (" +
registrationId + " / " + heartbeatInterval + ')';
+ }
+ }
+
+ //
----------------------------------------------------------------------------
+
+ /**
+ * A rejected (declined) registration.
+ */
+ public static final class Decline extends
TaskExecutorRegistrationResponse {
+
+ private final String reason;
+
+ public Decline(String reason) {
+ this.reason = reason;
+ }
+
+ public String getReason() {
+ return reason;
+ }
+
+ @Override
+ public String toString() {
+ return "TaskExecutorRegistrationDecline (" + reason +
')';
+ }
+ }
+}
+
+
+
+
+
+
+
--- End diff --
Many line breaks.
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