org.eclipse.persistence.internal.jpa.querydef

Class TupleImpl

java.lang.Object

org.eclipse.persistence.internal.jpa.querydef.TupleImpl

All Implemented Interfaces:

java.io.Serializable

public class TupleImpl
extends java.lang.Object
implements java.io.Serializable

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected ReportQueryResult	rqr
protected java.util.List<? super <any>>	selections

Constructor Summary

Constructors

Constructor and Description
TupleImpl(java.util.List<? super <any>> selections, ReportQueryResult rqr)

Method Summary

Modifier and Type	Method and Description
<X> X	get(<any> tupleElement) Get the value of the specified result element.
java.lang.Object	get(int i) Get the value of the element at the specified position in the result tuple.
<X> X	get(int i, java.lang.Class<X> type) Get the value of the element at the specified position in the result tuple.
java.lang.Object	get(java.lang.String alias) Get the value of the tuple element to which the specified alias has been assigned.
<X> X	get(java.lang.String alias, java.lang.Class<X> type) Get the value of the tuple result element to which the specified alias has been assigned.
java.util.List<<any>>	getElements() Return the elements of the tuple
java.lang.Object[]	toArray() Return the values of the result tuple as an array.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

selections

protected java.util.List<? super <any>> selections

rqr

protected ReportQueryResult rqr

Constructor Detail

TupleImpl

public TupleImpl(java.util.List<? super <any>> selections,
                 ReportQueryResult rqr)

Method Detail

get

public <X> X get(<any> tupleElement)

Get the value of the specified result element.

Parameters:

tupleElement - tuple result element

Returns:

value of result element

Throws:

java.lang.IllegalArgumentException - if result element does not correspond to an element in the query result tuple

get

public <X> X get(java.lang.String alias,
                 java.lang.Class<X> type)

Get the value of the tuple result element to which the specified alias has been assigned.

Parameters:

alias - alias assigned to result element

Returns:

type of the result element

Throws:

java.lang.IllegalArgumentException - if alias does not correspond to an element in the query tuple result or type is incorrect

get

public java.lang.Object get(java.lang.String alias)

Get the value of the tuple element to which the specified alias has been assigned.

Parameters:

alias - alias assigned to tuple element

Returns:

value of the tuple element

Throws:

java.lang.IllegalArgumentException - if alias does not correspond to an element in the query result tuple

get

public <X> X get(int i,
                 java.lang.Class<X> type)

Get the value of the element at the specified position in the result tuple. The first position is 0.

Parameters:

i - position in result tuple

type - type of the result element

Returns:

value of the result element

Throws:

java.lang.IllegalArgumentException - if i exceeds length of result tuple or type is incorrect

get

public java.lang.Object get(int i)

Get the value of the element at the specified position in the result tuple. The first position is 0.

Parameters:

i - position in result tuple

Returns:

value of the result element

Throws:

java.lang.IllegalArgumentException - if i exceeds length of result list

toArray

public java.lang.Object[] toArray()

Return the values of the result tuple as an array.

Returns:

result element values

getElements

public java.util.List<<any>> getElements()

Return the elements of the tuple