org.datanucleus.cache

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

Constructor Summary

Constructors

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

Method Summary

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

Methods inherited from class java.lang.Object

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

Constructor Detail

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 Detail

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