IgniteTxMappings (Ignite 2.17.0)

All Known Implementing Classes:

IgniteTxMappingsImpl, IgniteTxMappingsSingleImpl
```
public interface IgniteTxMappings
```

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`clear()`	Clears this mappings.
`boolean`	`empty()`
`@Nullable GridDistributedTxMapping`	`get(UUID nodeId)`
`@Nullable GridDistributedTxMapping`	`localMapping()`
`Collection<GridDistributedTxMapping>`	`mappings()`
`void`	`put(GridDistributedTxMapping mapping)`
`@Nullable GridDistributedTxMapping`	`remove(UUID nodeId)`
`boolean`	`single()`
`@Nullable GridDistributedTxMapping`	`singleMapping()`

- Method Detail
  - clear
```
void clear()
```
    Clears this mappings.
  - empty
```
boolean empty()
```
    Returns:
    
    True if there are no mappings.
  - get
```
@Nullable
@Nullable GridDistributedTxMapping get(UUID nodeId)
```
    Parameters:
    
    nodeId - Node ID.
    
    Returns:
    
    Node mapping.
  - put
```
void put(GridDistributedTxMapping mapping)
```
    Parameters:
    
    mapping - Mapping.
  - remove
```
@Nullable
@Nullable GridDistributedTxMapping remove(UUID nodeId)
```
    Parameters:
    
    nodeId - Node ID.
    
    Returns:
    
    Removed mapping.
  - localMapping
```
@Nullable
@Nullable GridDistributedTxMapping localMapping()
```
    Returns:
    
    Mapping for local node.
  - singleMapping
```
@Nullable
@Nullable GridDistributedTxMapping singleMapping()
```
    Returns:
    
    Non null instance if this mappings contain only one mapping.
  - mappings
```
Collection<GridDistributedTxMapping> mappings()
```
    Returns:
    
    All mappings.
  - single
```
boolean single()
```
    Returns:
    
    True if this is single mapping.