KeyCacheObject (Ignite 2.17.0)

All Superinterfaces:

CacheObject, Message, Serializable

All Known Implementing Classes:

BinaryObjectImpl, IgniteCacheOffheapManagerImpl.ExpiredKeyCacheObject, KeyCacheObjectImpl, UserKeyCacheObjectImpl
```
public interface KeyCacheObject
extends CacheObject
```

Field Summary
- Fields inherited from interface org.apache.ignite.internal.processors.cache.CacheObject
  TYPE_BINARY, TYPE_BINARY_ENUM, TYPE_BYTE_ARR, TYPE_REGULAR
- Fields inherited from interface org.apache.ignite.plugin.extensions.communication.Message
  DIRECT_TYPE_SIZE

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`KeyCacheObject`	`copy(int part)`
`int`	`hashCode()`
`boolean`	`internal()`
`int`	`partition()`
`void`	`partition(int part)`	Sets partition ID for this key.

Methods inherited from interface org.apache.ignite.internal.processors.cache.CacheObject
cacheObjectType, finishUnmarshal, isPlatformType, prepareForCache, prepareMarshal, putValue, putValue, putValue, value, value, valueBytes, valueBytesLength

Methods inherited from interface org.apache.ignite.plugin.extensions.communication.Message
directType, fieldsCount, onAckReceived, readFrom, writeTo

- Method Detail
  - hashCode
```
int hashCode()
```
    Overrides:
    
    hashCode in class Object
    
    Returns:
    
    Key hash code.
  - internal
```
boolean internal()
```
    Returns:
    
    True if internal cache key.
  - partition
```
int partition()
```
    Returns:
    
    Partition ID for this key or -1 if it is unknown.
  - partition
```
void partition(int part)
```
    Sets partition ID for this key.
    
    Parameters:
    
    part - Partition ID.
  - copy
```
KeyCacheObject copy(int part)
```
    Parameters:
    
    part - Partition ID.
    
    Returns:
    
    Copy of this object with given partition set.