QueryKeyReference

java.lang.Object
- org.eclipse.persistence.mappings.Association
- - org.eclipse.persistence.internal.descriptors.QueryKeyReference

All Implemented Interfaces:

java.util.Map.Entry
```
public class QueryKeyReference
extends Association
```
Purpose: Used to define variable 1-1 mapping query key field references. This is used for the deployment XML mapping.

Since:

OracleAS TopLink 10g (10.0.3)

Author:

James Sutherland

Field Summary
- Fields inherited from class org.eclipse.persistence.mappings.Association
  key, value

Constructor Summary

Constructors
Constructor	Description
`QueryKeyReference()`	Default constructor.
`QueryKeyReference(DatabaseField field, java.lang.String queryKey)`	Create an association.

Method Summary
- Methods inherited from class org.eclipse.persistence.mappings.Association
  getKey, getValue, setKey, setValue
- Methods inherited from class java.lang.Object
  clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
- Methods inherited from interface java.util.Map.Entry
  equals, hashCode

Constructor Detail

QueryKeyReference
```
public QueryKeyReference()
```
Default constructor.

QueryKeyReference

public QueryKeyReference(DatabaseField field,
                         java.lang.String queryKey)

Create an association.