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java.lang.Objectorg.eclipse.persistence.mappings.querykeys.QueryKey
org.eclipse.persistence.mappings.querykeys.ForeignReferenceQueryKey
public class ForeignReferenceQueryKey
Purpose: Define an alias to a foreign object.
Responsibilities:
| Field Summary | |
|---|---|
protected Expression |
joinCriteria
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protected java.lang.Class |
referenceClass
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protected java.lang.String |
referenceClassName
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| Fields inherited from class org.eclipse.persistence.mappings.querykeys.QueryKey |
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descriptor, name |
| Constructor Summary | |
|---|---|
ForeignReferenceQueryKey()
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| Method Summary | |
|---|---|
void |
convertClassNamesToClasses(java.lang.ClassLoader classLoader)
INTERNAL: Convert all the class-name-based settings in this project to actual class-based settings |
Expression |
getJoinCriteria()
PUBLIC: Return the join expression for the relationship defined by the query key. |
java.lang.Class |
getReferenceClass()
PUBLIC: Return the reference class of the relationship. |
java.lang.String |
getReferenceClassName()
PUBLIC: Return the reference class name of the relationship. |
boolean |
isForeignReferenceQueryKey()
INTERNAL: override the isForeignReferenceQueryKey() method in the superclass to return true. |
void |
setJoinCriteria(Expression joinCriteria)
PUBLIC: Set the join expression for the relationship defined by the query key. |
void |
setReferenceClass(java.lang.Class referenceClass)
PUBLIC: Set the reference class of the relationship. |
void |
setReferenceClassName(java.lang.String referenceClassName)
PUBLIC: Set the reference class name for this relationship This is used when projects are built without using classes |
| Methods inherited from class org.eclipse.persistence.mappings.querykeys.QueryKey |
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clone, getDescriptor, getName, initialize, isAbstractQueryKey, isCollectionQueryKey, isDirectCollectionQueryKey, isDirectQueryKey, isManyToManyQueryKey, isOneToManyQueryKey, isOneToOneQueryKey, isQueryKey, setDescriptor, setName, toString |
| Methods inherited from class java.lang.Object |
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equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
| Field Detail |
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protected java.lang.Class referenceClass
protected java.lang.String referenceClassName
protected Expression joinCriteria
| Constructor Detail |
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public ForeignReferenceQueryKey()
| Method Detail |
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public void convertClassNamesToClasses(java.lang.ClassLoader classLoader)
convertClassNamesToClasses in class QueryKeyclassLoader - public Expression getJoinCriteria()
public java.lang.Class getReferenceClass()
public java.lang.String getReferenceClassName()
public boolean isForeignReferenceQueryKey()
isForeignReferenceQueryKey in class QueryKeypublic void setJoinCriteria(Expression joinCriteria)
Example:
builder.getField("ADDRESS.ADDRESS_ID").equal(builder.getParameter("EMPLOYEE.ADDR_ID");
public void setReferenceClass(java.lang.Class referenceClass)
public void setReferenceClassName(java.lang.String referenceClassName)
referenceClassName -
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