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https://issues.apache.org/jira/browse/FLINK-5823?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15986484#comment-15986484
]
ASF GitHub Bot commented on FLINK-5823:
---------------------------------------
Github user StefanRRichter commented on a diff in the pull request:
https://github.com/apache/flink/pull/3522#discussion_r113682062
--- Diff:
flink-runtime/src/main/java/org/apache/flink/runtime/state/filesystem/FsCheckpointMetadataOutputStream.java
---
@@ -0,0 +1,152 @@
+/*
+ * 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.state.filesystem;
+
+import org.apache.flink.core.fs.FSDataOutputStream;
+import org.apache.flink.core.fs.FileSystem;
+import org.apache.flink.core.fs.FileSystem.WriteMode;
+import org.apache.flink.core.fs.Path;
+import
org.apache.flink.runtime.state.CheckpointMetadataStreamFactory.CheckpointMetadataOutputStream;
+import
org.apache.flink.runtime.state.CheckpointMetadataStreamFactory.StreamHandleAndPointer;
+import org.apache.flink.runtime.state.StreamStateHandle;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.io.IOException;
+
+import static org.apache.flink.util.Preconditions.checkNotNull;
+
+/**
+ * A {@link CheckpointMetadataOutputStream} that writes into a file and
+ * returns a {@link StreamStateHandle} upon closing.
--- End diff --
I think the comment here is outdated and should link to
`StreamHandleAndPointer`.
> Store Checkpoint Root Metadata in StateBackend (not in HA custom store)
> -----------------------------------------------------------------------
>
> Key: FLINK-5823
> URL: https://issues.apache.org/jira/browse/FLINK-5823
> Project: Flink
> Issue Type: Sub-task
> Components: State Backends, Checkpointing
> Reporter: Stephan Ewen
> Assignee: Stephan Ewen
> Fix For: 1.3.0
>
>
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