org.eclipse.persistence.internal.queries

Class ReportItem

java.lang.Object

org.eclipse.persistence.internal.queries.ReportItem

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable

Direct Known Subclasses:

ConstructorReportItem

public class ReportItem
extends java.lang.Object
implements java.lang.Cloneable, java.io.Serializable

Purpose: represents an item requested (i.e. field for SELECT)

Since:

2.0

Author:

Doug Clarke

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
ReportItem()
ReportItem(java.lang.String name, Expression attributeExpression)

Method Summary

Modifier and Type	Method and Description
java.lang.Object	clone()
Expression	getAttributeExpression()
ClassDescriptor	getDescriptor()
JoinedAttributeManager	getJoinedAttributeManager() INTERNAL: Set the list of expressions that represent elements that are joined because of their mapping for this query.
JoinedAttributeManager	getJoinedAttributeManagerInternal()
DatabaseMapping	getMapping()
java.lang.String	getName()
int	getResultIndex()
java.lang.Class	getResultType()
boolean	hasJoining() INTERNAL: Return if any attributes are joined.
void	initialize(ReportQuery query) INTERNAL: Looks up mapping for attribute during preExecute of ReportQuery
boolean	isConstructorItem()
boolean	isPlaceHolder()
void	setAttributeExpression(Expression attributeExpression)
void	setDescriptor(ClassDescriptor descriptor)
void	setJoinedAttributeManager(JoinedAttributeManager joinManager)
void	setMapping(DatabaseMapping mapping)
void	setResultIndex(int resultIndex)
void	setResultType(java.lang.Class resultType)
java.lang.String	toString()

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

ReportItem

public ReportItem()

ReportItem

public ReportItem(java.lang.String name,
                  Expression attributeExpression)

Method Detail

clone

public java.lang.Object clone()

Overrides:

clone in class java.lang.Object

getAttributeExpression

public Expression getAttributeExpression()

setAttributeExpression

public void setAttributeExpression(Expression attributeExpression)

getDescriptor

public ClassDescriptor getDescriptor()

getJoinedAttributeManager

public JoinedAttributeManager getJoinedAttributeManager()

INTERNAL: Set the list of expressions that represent elements that are joined because of their mapping for this query.

getJoinedAttributeManagerInternal

public JoinedAttributeManager getJoinedAttributeManagerInternal()

hasJoining

public boolean hasJoining()

INTERNAL: Return if any attributes are joined. To avoid the initialization of the JoinedAttributeManager this should be first checked before accessing.

getMapping

public DatabaseMapping getMapping()

getName

public java.lang.String getName()

getResultIndex

public int getResultIndex()

getResultType

public java.lang.Class getResultType()

initialize

public void initialize(ReportQuery query)
                throws QueryException

INTERNAL: Looks up mapping for attribute during preExecute of ReportQuery

Throws:

QueryException

isConstructorItem

public boolean isConstructorItem()

isPlaceHolder

public boolean isPlaceHolder()

Returns:

true if there is no expression (null)

setDescriptor

public void setDescriptor(ClassDescriptor descriptor)

setJoinedAttributeManager

public void setJoinedAttributeManager(JoinedAttributeManager joinManager)

setMapping

public void setMapping(DatabaseMapping mapping)

setResultIndex

public void setResultIndex(int resultIndex)

setResultType

public void setResultType(java.lang.Class resultType)

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object