net.sf.mmm.jpa.base.query.statement.jpql

Class Jpql

java.lang.Object

net.sf.mmm.jpa.base.query.statement.jpql.Jpql

public final class Jpql
extends Object

Helper class with JPQL specific functions.

Since:

8.0.0

Author:

hohwille

Constructor Summary

Constructors

Modifier	Constructor and Description
private	Jpql()

Method Summary

Modifier and Type	Method and Description
static <E> EntityAlias<E>	alias(Class<E> entityClass)
static <T,E extends T,B extends T> EntityAlias<B>	alias(Class<E> entityClass, B beanPrototype)
static <T,E extends T,B extends T> EntityAlias<T>	alias(Class<T> entityInterface, Class<E> entityClass, B beanPrototype)
private static String	getEntityName(Class<?> entityClass)

Methods inherited from class java.lang.Object

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

Constructor Detail

Jpql

private Jpql()

Method Detail

alias

public static <E> EntityAlias<E> alias(Class<E> entityClass)

Type Parameters:

E - the generic type of the Entity Class.

Parameters:

entityClass - the Entity Class.

Returns:

the corresponding EntityAlias.

alias

public static <T,E extends T,B extends T> EntityAlias<B> alias(Class<E> entityClass,
                                                               B beanPrototype)

Type Parameters:

T - the generic type of the common Entity interface.

E - the generic type of the JPA Entity Class.

B - the generic type of the EntityBean interface.

Parameters:

entityClass - the Entity Class.

beanPrototype - the Bean prototype.

Returns:

the corresponding EntityAlias.

alias

public static <T,E extends T,B extends T> EntityAlias<T> alias(Class<T> entityInterface,
                                                               Class<E> entityClass,
                                                               B beanPrototype)

Type Parameters:

T - the generic type of the common Entity interface.

E - the generic type of the JPA Entity Class.

B - the generic type of the EntityBean interface.

Parameters:

entityInterface - the Entity interface.

entityClass - the Entity Class.

beanPrototype - the Bean prototype.

Returns:

the corresponding EntityAlias.

getEntityName

private static String getEntityName(Class<?> entityClass)