ArrowResultChunkStateMachine (Databricks JDBC Driver 3.0.1 API)

java.lang.Object
- com.databricks.jdbc.api.impl.arrow.ArrowResultChunkStateMachine

```
public class ArrowResultChunkStateMachine
extends Object
```
Manages state transitions for ArrowResultChunk. Enforces valid state transitions and provides clear error messages for invalid transitions.

Constructor Summary

Constructors
Constructor	Description
`ArrowResultChunkStateMachine(ChunkStatus initialStatus, long chunkIndex, StatementId statementId)`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`ChunkStatus`	`getCurrentStatus()`	Returns the current state of the chunk.
`Set<ChunkStatus>`	`getValidTargetStates()`	Returns a set of valid target states from the current state.
`boolean`	`isValidTransition(ChunkStatus targetStatus)`	Checks if a transition to the target state is valid from the current state.
`void`	`transition(ChunkStatus targetStatus)`	Attempts to transition to the target state.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - ArrowResultChunkStateMachine
```
public ArrowResultChunkStateMachine(ChunkStatus initialStatus,
                                    long chunkIndex,
                                    StatementId statementId)
```
- Method Detail
  - transition
```
public void transition(ChunkStatus targetStatus)
                throws DatabricksParsingException
```
    Attempts to transition to the target state.
    
    Parameters:
    
    targetStatus - The desired target state
    
    Throws:
    
    DatabricksParsingException - if the transition is invalid
  - isValidTransition
```
public boolean isValidTransition(ChunkStatus targetStatus)
```
    Checks if a transition to the target state is valid from the current state.
    
    Parameters:
    
    targetStatus - The target state to check
    
    Returns:
    
    true if the transition is valid, false otherwise
  - getValidTargetStates
```
public Set<ChunkStatus> getValidTargetStates()
```
    Returns a set of valid target states from the current state.
    
    Returns:
    
    Set of valid target states
  - getCurrentStatus
```
public ChunkStatus getCurrentStatus()
```
    Returns the current state of the chunk.
    
    Returns:
    
    current ChunkStatus