Class CacheUniqueKey

java.lang.Object

org.datanucleus.cache.CacheUniqueKey

All Implemented Interfaces:

Serializable, Comparable<CacheUniqueKey>

public class CacheUniqueKey
extends Object
implements Serializable, Comparable<CacheUniqueKey>

Key representing a unique key for a persistable object. This is used to cache a CachedPC against a key other than its primary key.

See Also:

• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
(package private) int	hashCode
private static final long	serialVersionUID
(package private) String	toString

Constructor Summary

Constructors

Constructor	Description
CacheUniqueKey(String className, String[] fieldNames, Object[] fieldValues)	Constructor for a unique cache key.

Method Summary

Modifier and Type	Method	Description
int	compareTo(CacheUniqueKey o)
boolean	equals(Object other)
boolean	equals(CacheUniqueKey other)
int	hashCode()
String	toString()

Methods inherited from class Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Details

serialVersionUID

private static final long serialVersionUID

See Also:

• Constant Field Values

toString

String toString

hashCode

int hashCode

Constructor Details

CacheUniqueKey

public CacheUniqueKey(String className,
 String[] fieldNames,
 Object[] fieldValues)

Constructor for a unique cache key.

Parameters:

className - Name of the class of the persistable object

fieldNames - Names of the fields used to form the unique key

fieldValues - Values of the fields used to form the unique key

Method Details

hashCode

public int hashCode()

Overrides:

hashCode in class Object

compareTo

public int compareTo(CacheUniqueKey o)

Specified by:

compareTo in interface Comparable<CacheUniqueKey>

equals

public boolean equals(Object other)

Overrides:

equals in class Object

equals

public boolean equals(CacheUniqueKey other)

toString

public String toString()

Overrides:

toString in class Object