org.datanucleus.jdo.query
Class AbstractTypesafeQuery<T>

java.lang.Object
  org.datanucleus.jdo.query.AbstractTypesafeQuery<T>

Direct Known Subclasses:

JDOTypesafeQuery, JDOTypesafeSubquery

public abstract class AbstractTypesafeQuery<T>
extends java.lang.Object

Abstract base for a typesafe query. Extended by JDOTypesafeQuery and JDOTypesafeSubquery.

Field Summary

protected java.lang.String	candidateAlias Alias for the candidate of this query.
protected java.lang.Class	candidateCls Candidate class for the query.
protected BooleanExpressionImpl	filter Filter expression.
protected java.util.List<ExpressionImpl>	grouping Grouping expression(s).
protected ExpressionImpl	having Having expression.
protected ObjectManager	om
protected java.util.List<OrderExpressionImpl>	ordering Ordering expression(s).
protected javax.jdo.PersistenceManager	pm
protected java.util.List<ExpressionImpl>	result Result expression(s).
protected java.lang.Boolean	resultDistinct Whether the results are distinct (no dups).

Constructor Summary

AbstractTypesafeQuery(javax.jdo.PersistenceManager pm, java.lang.Class<T> cls, java.lang.String alias)

Method Summary

protected QueryCompilation	compile(MetaDataManager mmgr, ClassLoaderResolver clr) Method to compile the query as it is currently defined.
protected void	discardCompiled() Called when something is set on the query making any compilation invalid.
QueryCompilation	getCompilation() Accessor for the generic compilation that this criteria query equates to.

Methods inherited from class java.lang.Object

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

Field Detail

candidateCls

protected java.lang.Class candidateCls

Candidate class for the query.

candidateAlias

protected java.lang.String candidateAlias

Alias for the candidate of this query.

result

protected java.util.List<ExpressionImpl> result

Result expression(s).

resultDistinct

protected java.lang.Boolean resultDistinct

Whether the results are distinct (no dups).

filter

protected BooleanExpressionImpl filter

Filter expression.

grouping

protected java.util.List<ExpressionImpl> grouping

Grouping expression(s).

having

protected ExpressionImpl having

Having expression.

ordering

protected java.util.List<OrderExpressionImpl> ordering

Ordering expression(s).

pm

protected javax.jdo.PersistenceManager pm

om

protected ObjectManager om

Constructor Detail

AbstractTypesafeQuery

public AbstractTypesafeQuery(javax.jdo.PersistenceManager pm,
                             java.lang.Class<T> cls,
                             java.lang.String alias)

Method Detail

discardCompiled

protected void discardCompiled()

Called when something is set on the query making any compilation invalid.

compile

protected QueryCompilation compile(MetaDataManager mmgr,
                                   ClassLoaderResolver clr)

Method to compile the query as it is currently defined.

Parameters:

mmgr - Metadata manager

clr - ClassLoader resolver

Returns:

The generic compilation

getCompilation

public QueryCompilation getCompilation()

Accessor for the generic compilation that this criteria query equates to.

Returns:

The generic compilation