ClusterGroupEmptyException (Ignite 2.17.0)

java.lang.Object
- java.lang.Throwable
- - java.lang.Exception
  - - java.lang.RuntimeException
    - - org.apache.ignite.IgniteException
      - org.apache.ignite.cluster.ClusterTopologyException
        
        org.apache.ignite.cluster.ClusterGroupEmptyException

All Implemented Interfaces:

Serializable
```
public class ClusterGroupEmptyException
extends ClusterTopologyException
```
This exception defines illegal call on empty cluster group. Thrown by cluster group when operation that requires at least one node is called on empty cluster group.

See Also:

Serialized Form

Constructor Summary

Constructors
Constructor	Description
`ClusterGroupEmptyException()`	Creates new exception with default error message.
`ClusterGroupEmptyException(String msg)`	Creates new exception with given error message.
`ClusterGroupEmptyException(String msg, @Nullable Throwable cause)`	Creates a new exception with given error message and optional nested cause exception.

Method Summary
- Methods inherited from class org.apache.ignite.cluster.ClusterTopologyException
  retryReadyFuture, retryReadyFuture
- Methods inherited from class org.apache.ignite.IgniteException
  getCause, hasCause, toString
- Methods inherited from class java.lang.Throwable
  addSuppressed, fillInStackTrace, getCause, getLocalizedMessage, getMessage, getStackTrace, getSuppressed, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace
- Methods inherited from class java.lang.Object
  clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Constructor Detail
  - ClusterGroupEmptyException
```
public ClusterGroupEmptyException()
```
    Creates new exception with default error message.
  - ClusterGroupEmptyException
```
public ClusterGroupEmptyException(String msg)
```
    Creates new exception with given error message.
    
    Parameters:
    
    msg - Error message.
  - ClusterGroupEmptyException
```
public ClusterGroupEmptyException(String msg,
                                  @Nullable
                                  @Nullable Throwable cause)
```
    Creates a new exception with given error message and optional nested cause exception.
    
    Parameters:
    
    msg - Error message.
    
    cause - Optional nested exception (can be null).