From 63fa2b618626b2b8e9530ec105e0d4995eebb643 Mon Sep 17 00:00:00 2001
From: hiscat <46845236+MyLanPangzi@users.noreply.github.com>
Date: Tue, 27 Apr 2021 14:00:59 +0800
Subject: [PATCH] [HUDI-1836] Logging consuming instant to
 StreamReadOperator#processSplits (#2867)

---
 .../apache/hudi/source/StreamReadOperator.java    |  3 +++
 .../table/format/mor/MergeOnReadInputSplit.java   | 15 +++++++++++++++
 2 files changed, 18 insertions(+)

diff --git a/hudi-flink/src/main/java/org/apache/hudi/source/StreamReadOperator.java b/hudi-flink/src/main/java/org/apache/hudi/source/StreamReadOperator.java
index b974c7ff3..86372e33b 100644
--- a/hudi-flink/src/main/java/org/apache/hudi/source/StreamReadOperator.java
+++ b/hudi-flink/src/main/java/org/apache/hudi/source/StreamReadOperator.java
@@ -152,6 +152,9 @@ public class StreamReadOperator extends AbstractStreamOperator<RowData>
       return;
     }
 
+    // This log is important to indicate the consuming process, there is only one log message for one data bucket.
+    LOG.info("Processing input split : {}", split);
+
     format.open(split);
     try {
       RowData nextElement = null;
diff --git a/hudi-flink/src/main/java/org/apache/hudi/table/format/mor/MergeOnReadInputSplit.java b/hudi-flink/src/main/java/org/apache/hudi/table/format/mor/MergeOnReadInputSplit.java
index 9d479e26b..b929e7bef 100644
--- a/hudi-flink/src/main/java/org/apache/hudi/table/format/mor/MergeOnReadInputSplit.java
+++ b/hudi-flink/src/main/java/org/apache/hudi/table/format/mor/MergeOnReadInputSplit.java
@@ -93,4 +93,19 @@ public class MergeOnReadInputSplit implements InputSplit {
   public int getSplitNumber() {
     return this.splitNum;
   }
+
+  @Override
+  public String toString() {
+    return "MergeOnReadInputSplit{"
+            + "splitNum=" + splitNum
+            + ", basePath=" + basePath
+            + ", logPaths=" + logPaths
+            + ", latestCommit='" + latestCommit + '\''
+            + ", tablePath='" + tablePath + '\''
+            + ", maxCompactionMemoryInBytes=" + maxCompactionMemoryInBytes
+            + ", mergeType='" + mergeType + '\''
+            + ", instantRange=" + instantRange
+            + '}';
+  }
+  
 }