---
title:  pdx rename
---

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Renames PDX types in an offline disk store.

Any PDX types that are renamed will be listed in the output. If no renames are done or the disk-store is online, then this command will fail.

**Availability:** Offline.

**Syntax:**

``` pre
pdx rename --old=value --new=value --disk-store=value --disk-dirs=value(,value)*
```

| Name                                               | Description                                                                                                                                           |
|----------------------------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------|
| <span class="keyword parmname">&#8209;&#8209;old</span>        | *Required.* If a PDX type's fully qualified class name has a word that matches this text then it will be renamed. Words are delimited by '.' and '$'. |
| <span class="keyword parmname">&#8209;&#8209;new</span>        | *Required.* The text to replace the word that matched old.                                                                                            |
| <span class="keyword parmname">&#8209;&#8209;disk&#8209;store</span> | *Required.* Name of the disk store to operate on.                                                                                                     |
| <span class="keyword parmname">&#8209;&#8209;disk-dirs</span>  | *Required.* Directories which contain the disk store files.                                                                                           |

**Example Commands:**

Change all packages that start with "com.gemstone" to "com.pivotal":

``` pre
gfsh>pdx rename --old=com.gemstone --new=com.pivotal --disk-store=ds1 --disk-dirs=/diskDir1
```

Change a class named “MyClassName” to “YourClassName”:

``` pre
gfsh>pdx rename --old=MyClassName --new=YourClassName --disk-store=ds1 --disk-dirs=/diskDir1
```

Change the FQCN “com.target.app1.OldClass” to “com.target.app2.NewClass”:

``` pre
gfsh>pdx rename --old=com.target.app1.OldClass --new=com.target.app2.NewClass --disk-store=ds1 --disk-dirs=/diskDir1
```

**Sample Output:**

``` pre
gfsh>pdx rename --old=PortfolioPdx --new=StockPdx --disk-store=DiskStore1 --disk-dirs=/DiskDir1
Successfully renamed pdx types:
  com.app.data.StockPdx: id=2
  com.app.data.StockPdx$Day.Monday
```

**Error Messages:**

If no types match, you may receive the following error message:

``` pre
gfsh>pdx rename --old=gemstone --new=pivotal --disk-store=DiskStore1 --disk-dirs=/DiskDir1
Could not process command due to GemFire error. No Pdx types found to rename.
```

If the disk-store where the PDX types are stored is online, you will receive the following error message:

``` pre
gfsh>pdx rename --old=StockPdx --new=PortfolioPdx --disk-store=DiskStore1 --disk-dirs=/DiskDir1
Could not process command due to GemFire error. Error renaming pdx types :
GemFireCache[id = 484629896; isClosing = false; isShutDownAll = false;
closingGatewayHubsByShutdownAll = false; created = Wed Jan 07 10:29:45 PST 2015;
server = false; copyOnRead = false; lockLease = 120; lockTimeout = 60]: An open cache
already exists.
```


