org.hibernate.loader.internal

Class AbstractLoadQueryImpl

java.lang.Object

org.hibernate.loader.internal.AbstractLoadQueryImpl

Direct Known Subclasses:

AbstractEntityLoadQueryImpl

public abstract class AbstractLoadQueryImpl
extends Object

Represents a generic load query used for generating SQL. This code is based on the SQL generation code originally in org.hibernate.loader.JoinWalker.

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	AbstractLoadQueryImpl(List<JoinableAssociation> associations)

Method Summary

Methods

Modifier and Type	Method and Description
protected String	associationSelectString(LoadQueryAliasResolutionContext aliasResolutionContext) Generate a select list of columns containing all properties of the entity classes
protected static String	mergeOrderings(String ordering1, String ordering2)
protected JoinFragment	mergeOuterJoins(SessionFactoryImplementor factory, LoadQueryAliasResolutionContext aliasResolutionContext) Generate a sequence of LEFT OUTER JOIN clauses for the given associations.
protected static String	orderBy(List<JoinableAssociation> associations, LoadQueryAliasResolutionContext aliasResolutionContext) Get the order by string required for collection fetching
protected String	orderBy(String orderBy, LoadQueryAliasResolutionContext aliasResolutionContext)
protected StringBuilder	whereString(String alias, String[] columnNames, int batchSize) Render the where condition for a (batch) load by identifier / collection key

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractLoadQueryImpl

protected AbstractLoadQueryImpl(List<JoinableAssociation> associations)

Method Detail

orderBy

protected String orderBy(String orderBy,
             LoadQueryAliasResolutionContext aliasResolutionContext)

mergeOrderings

protected static String mergeOrderings(String ordering1,
                    String ordering2)

mergeOuterJoins

protected final JoinFragment mergeOuterJoins(SessionFactoryImplementor factory,
                           LoadQueryAliasResolutionContext aliasResolutionContext)
                                      throws MappingException

Generate a sequence of LEFT OUTER JOIN clauses for the given associations.

Throws:

MappingException

orderBy

protected static String orderBy(List<JoinableAssociation> associations,
             LoadQueryAliasResolutionContext aliasResolutionContext)
                         throws MappingException

Get the order by string required for collection fetching

Throws:

MappingException

whereString

protected StringBuilder whereString(String alias,
                        String[] columnNames,
                        int batchSize)

Render the where condition for a (batch) load by identifier / collection key

associationSelectString

protected final String associationSelectString(LoadQueryAliasResolutionContext aliasResolutionContext)
                                        throws MappingException

Generate a select list of columns containing all properties of the entity classes

Throws:

MappingException