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avijayan pushed a commit to branch HDDS-3698-upgrade
in repository https://gitbox.apache.org/repos/asf/hadoop-ozone.git

commit 0341b89dfe1ade9e19f782a71bd0acbfd9d52096
Author: Doroszlai, Attila <[email protected]>
AuthorDate: Wed Aug 12 19:27:10 2020 +0200

    HDDS-4108. ozone debug ldb scan without arguments results in core dump 
(#1317)
---
 .../tools/src/main/java/org/apache/hadoop/ozone/debug/DBScanner.java | 3 ++-
 .../tools/src/main/java/org/apache/hadoop/ozone/debug/RDBParser.java | 5 +++--
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git 
a/hadoop-ozone/tools/src/main/java/org/apache/hadoop/ozone/debug/DBScanner.java 
b/hadoop-ozone/tools/src/main/java/org/apache/hadoop/ozone/debug/DBScanner.java
index 4264540..8eea23f 100644
--- 
a/hadoop-ozone/tools/src/main/java/org/apache/hadoop/ozone/debug/DBScanner.java
+++ 
b/hadoop-ozone/tools/src/main/java/org/apache/hadoop/ozone/debug/DBScanner.java
@@ -53,7 +53,8 @@ import picocli.CommandLine;
 public class DBScanner implements Callable<Void>, SubcommandWithParent {
 
   @CommandLine.Option(names = {"--column_family"},
-            description = "Table name")
+      required = true,
+      description = "Table name")
   private String tableName;
 
   @CommandLine.Option(names = {"--with-keys"},
diff --git 
a/hadoop-ozone/tools/src/main/java/org/apache/hadoop/ozone/debug/RDBParser.java 
b/hadoop-ozone/tools/src/main/java/org/apache/hadoop/ozone/debug/RDBParser.java
index 4866d08..e18baaa 100644
--- 
a/hadoop-ozone/tools/src/main/java/org/apache/hadoop/ozone/debug/RDBParser.java
+++ 
b/hadoop-ozone/tools/src/main/java/org/apache/hadoop/ozone/debug/RDBParser.java
@@ -41,8 +41,9 @@ public class RDBParser implements Callable<Void>, 
SubcommandWithParent {
   private CommandSpec spec;
 
   @CommandLine.Option(names = {"--db"},
-            description = "Database File Path")
-    private  String dbPath;
+      required = true,
+      description = "Database File Path")
+  private String dbPath;
 
   public String getDbPath() {
     return dbPath;


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