[ 
https://issues.apache.org/jira/browse/HUDI-5577?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Ruguo Yu updated HUDI-5577:
---------------------------
    Description: 
It will throw *IllegalArgumentException* If *catalog.path* is *empty* in *dfs* 
mode, as below:
{code:java}
Caused by: java.lang.IllegalArgumentException: Can not create a Path from a 
null string
    at org.apache.hadoop.fs.Path.checkPathArg(Path.java:125)
    at org.apache.hadoop.fs.Path.<init>(Path.java:137)
    at org.apache.hudi.common.fs.FSUtils.getFs(FSUtils.java:102)
    at org.apache.hudi.table.catalog.HoodieCatalog.open(HoodieCatalog.java:103)
    at 
org.apache.flink.table.catalog.CatalogManager.registerCatalog(CatalogManager.java:195)
    at 
org.apache.flink.table.api.internal.TableEnvironmentImpl.createCatalog(TableEnvironmentImpl.java:1297)
    at 
org.apache.flink.table.api.internal.TableEnvironmentImpl.executeInternal(TableEnvironmentImpl.java:1122)
    at 
org.apache.flink.table.api.internal.TableEnvironmentImpl.executeSql(TableEnvironmentImpl.java:742)
    at com.jd.flink.sql.runtime.SQLExecHelper.execSQL(SQLExecHelper.java:326)
    at com.jd.flink.sql.NGMain.main(NGMain.java:41)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at 
org.apache.flink.client.program.PackagedProgram.callMainMethod(PackagedProgram.java:356)
 {code}
 

  was:
It will throw *IllegalArgumentException* If *catalog.path* is *empty* in *dfs* 
mode, as below:

```java
Caused by: java.lang.IllegalArgumentException: Can not create a Path from a 
null string
    at org.apache.hadoop.fs.Path.checkPathArg(Path.java:125)
    at org.apache.hadoop.fs.Path.<init>(Path.java:137)
    at org.apache.hudi.common.fs.FSUtils.getFs(FSUtils.java:102)
    at org.apache.hudi.table.catalog.HoodieCatalog.open(HoodieCatalog.java:103)
    at 
org.apache.flink.table.catalog.CatalogManager.registerCatalog(CatalogManager.java:195)
    at 
org.apache.flink.table.api.internal.TableEnvironmentImpl.createCatalog(TableEnvironmentImpl.java:1297)
    at 
org.apache.flink.table.api.internal.TableEnvironmentImpl.executeInternal(TableEnvironmentImpl.java:1122)
    at 
org.apache.flink.table.api.internal.TableEnvironmentImpl.executeSql(TableEnvironmentImpl.java:742)
    at com.jd.flink.sql.runtime.SQLExecHelper.execSQL(SQLExecHelper.java:326)
    at com.jd.flink.sql.NGMain.main(NGMain.java:41)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at 
org.apache.flink.client.program.PackagedProgram.callMainMethod(PackagedProgram.java:356)
```


> Validate option catalog.path in dfs mode
> ----------------------------------------
>
>                 Key: HUDI-5577
>                 URL: https://issues.apache.org/jira/browse/HUDI-5577
>             Project: Apache Hudi
>          Issue Type: Improvement
>          Components: flink-sql
>            Reporter: Ruguo Yu
>            Priority: Minor
>             Fix For: 0.13.0
>
>
> It will throw *IllegalArgumentException* If *catalog.path* is *empty* in 
> *dfs* mode, as below:
> {code:java}
> Caused by: java.lang.IllegalArgumentException: Can not create a Path from a 
> null string
>     at org.apache.hadoop.fs.Path.checkPathArg(Path.java:125)
>     at org.apache.hadoop.fs.Path.<init>(Path.java:137)
>     at org.apache.hudi.common.fs.FSUtils.getFs(FSUtils.java:102)
>     at 
> org.apache.hudi.table.catalog.HoodieCatalog.open(HoodieCatalog.java:103)
>     at 
> org.apache.flink.table.catalog.CatalogManager.registerCatalog(CatalogManager.java:195)
>     at 
> org.apache.flink.table.api.internal.TableEnvironmentImpl.createCatalog(TableEnvironmentImpl.java:1297)
>     at 
> org.apache.flink.table.api.internal.TableEnvironmentImpl.executeInternal(TableEnvironmentImpl.java:1122)
>     at 
> org.apache.flink.table.api.internal.TableEnvironmentImpl.executeSql(TableEnvironmentImpl.java:742)
>     at com.jd.flink.sql.runtime.SQLExecHelper.execSQL(SQLExecHelper.java:326)
>     at com.jd.flink.sql.NGMain.main(NGMain.java:41)
>     at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>     at 
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
>     at 
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>     at java.lang.reflect.Method.invoke(Method.java:498)
>     at 
> org.apache.flink.client.program.PackagedProgram.callMainMethod(PackagedProgram.java:356)
>  {code}
>  



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