HHH-6053 - Create an interface for centralizing the contract that is shared between Session and StatelessSession

This commit is contained in:
Steve Ebersole 2011-03-25 12:44:32 -05:00
parent d4783bdaeb
commit 98877a3b28
4 changed files with 138 additions and 172 deletions

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@ -1,10 +1,10 @@
/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2008, Red Hat Middleware LLC or third-party contributors as
* Copyright (c) 2008-2011, Red Hat Inc. or third-party contributors as
* indicated by the @author tags or express copyright attribution
* statements applied by the authors. All third-party contributions are
* distributed under license by Red Hat Middleware LLC.
* distributed under license by Red Hat Inc.
*
* This copyrighted material is made available to anyone wishing to use, modify,
* copy, or redistribute it subject to the terms and conditions of the GNU
@ -20,9 +20,9 @@
* Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1301 USA
*
*/
package org.hibernate;
import java.io.Serializable;
import java.sql.Connection;
@ -89,8 +89,7 @@ import org.hibernate.stat.SessionStatistics;
* @see SessionFactory
* @author Gavin King
*/
public interface Session extends Serializable {
public interface Session extends SharedSessionContract {
/**
* Retrieve the entity mode in effect for this session.
*
@ -653,101 +652,16 @@ public interface Session extends Serializable {
public LockMode getCurrentLockMode(Object object) throws HibernateException;
/**
* Begin a unit of work and return the associated <tt>Transaction</tt> object.
* If a new underlying transaction is required, begin the transaction. Otherwise
* continue the new work in the context of the existing underlying transaction.
* The class of the returned <tt>Transaction</tt> object is determined by the
* property <tt>hibernate.transaction_factory</tt>.
*
* @return a Transaction instance
* @throws HibernateException
* @see Transaction
*/
public Transaction beginTransaction() throws HibernateException;
/**
* Get the <tt>Transaction</tt> instance associated with this session.
* The class of the returned <tt>Transaction</tt> object is determined by the
* property <tt>hibernate.transaction_factory</tt>.
*
* @return a Transaction instance
* @throws HibernateException
* @see Transaction
*/
public Transaction getTransaction();
/**
* Create a new <tt>Criteria</tt> instance, for the given entity class,
* or a superclass of an entity class.
*
* @param persistentClass a class, which is persistent, or has persistent subclasses
* @return Criteria
*/
public Criteria createCriteria(Class persistentClass);
/**
* Create a new <tt>Criteria</tt> instance, for the given entity class,
* or a superclass of an entity class, with the given alias.
*
* @param persistentClass a class, which is persistent, or has persistent subclasses
* @return Criteria
*/
public Criteria createCriteria(Class persistentClass, String alias);
/**
* Create a new <tt>Criteria</tt> instance, for the given entity name.
*
* @param entityName
* @return Criteria
*/
public Criteria createCriteria(String entityName);
/**
* Create a new <tt>Criteria</tt> instance, for the given entity name,
* with the given alias.
*
* @param entityName
* @return Criteria
*/
public Criteria createCriteria(String entityName, String alias);
/**
* Create a new instance of <tt>Query</tt> for the given HQL query string.
*
* @param queryString a HQL query
* @return Query
* @throws HibernateException
*/
public Query createQuery(String queryString) throws HibernateException;
/**
* Create a new instance of <tt>SQLQuery</tt> for the given SQL query string.
*
* @param queryString a SQL query
* @return SQLQuery
* @throws HibernateException
*/
public SQLQuery createSQLQuery(String queryString) throws HibernateException;
/**
* Create a new instance of <tt>Query</tt> for the given collection and filter string.
* Create a {@link Query} instance for the given collection and filter string. Contains an implicit {@code FROM}
* element named {@code this} which refers to the defined table for the collection elements, as well as an implicit
* {@code WHERE} restriction for this particular collection instance's key value.
*
* @param collection a persistent collection
* @param queryString a Hibernate query
* @return Query
* @throws HibernateException
*/
public Query createFilter(Object collection, String queryString) throws HibernateException;
/**
* Obtain an instance of <tt>Query</tt> for a named query string defined in the
* mapping file.
* @param queryString a Hibernate query fragment.
*
* @param queryName the name of a query defined externally
* @return Query
* @throws HibernateException
* @return The query instance for manipulation and execution
*/
public Query getNamedQuery(String queryName) throws HibernateException;
public Query createFilter(Object collection, String queryString);
/**
* Completely clear the session. Evict all loaded instances and cancel all pending

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@ -0,0 +1,118 @@
/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2011, Red Hat Inc. or third-party contributors as
* indicated by the @author tags or express copyright attribution
* statements applied by the authors. All third-party contributions are
* distributed under license by Red Hat Inc.
*
* This copyrighted material is made available to anyone wishing to use, modify,
* copy, or redistribute it subject to the terms and conditions of the GNU
* Lesser General Public License, as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this distribution; if not, write to:
* Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1301 USA
*/
package org.hibernate;
import java.io.Serializable;
/**
* Contract methods shared between {@link Session} and {@link StatelessSession}
*
* @author Steve Ebersole
*/
public interface SharedSessionContract extends Serializable {
/**
* Begin a unit of work and return the associated {@link Transaction} object. If a new underlying transaction is
* required, begin the transaction. Otherwise continue the new work in the context of the existing underlying
* transaction.
*
* @return a Transaction instance
*
* @see #getTransaction
*/
public Transaction beginTransaction();
/**
* Get the {@link Transaction} instance associated with this session. The concrete type of the returned
* {@link Transaction} object is determined by the {@code hibernate.transaction_factory} property.
*
* @return a Transaction instance
*/
public Transaction getTransaction();
/**
* Create a {@link Query} instance for the named query string defined in the metadata.
*
* @param queryName the name of a query defined externally
*
* @return The query instance for manipulation and execution
*/
public Query getNamedQuery(String queryName);
/**
* Create a {@link Query} instance for the given HQL query string.
*
* @param queryString The HQL query
*
* @return The query instance for manipulation and execution
*/
public Query createQuery(String queryString);
/**
* Create a {@link SQLQuery} instance for the given SQL query string.
*
* @param queryString The SQL query
*
* @return The query instance for manipulation and execution
*/
public SQLQuery createSQLQuery(String queryString);
/**
* Create {@link Criteria} instance for the given class (entity or subclasses/implementors)
*
* @param persistentClass The class, which is an entity, or has entity subclasses/implementors
*
* @return The criteria instance for manipulation and execution
*/
public Criteria createCriteria(Class persistentClass);
/**
* Create {@link Criteria} instance for the given class (entity or subclasses/implementors), using a specific
* alias.
*
* @param persistentClass The class, which is an entity, or has entity subclasses/implementors
* @param alias The alias to use
*
* @return The criteria instance for manipulation and execution
*/
public Criteria createCriteria(Class persistentClass, String alias);
/**
* Create {@link Criteria} instance for the given entity name.
*
* @param entityName The entity name
* @return The criteria instance for manipulation and execution
*/
public Criteria createCriteria(String entityName);
/**
* Create {@link Criteria} instance for the given entity name, using a specific alias.
*
* @param entityName The entity name
* @param alias The alias to use
*
* @return The criteria instance for manipulation and execution
*/
public Criteria createCriteria(String entityName, String alias);
}

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@ -1,10 +1,10 @@
/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2008, Red Hat Middleware LLC or third-party contributors as
* Copyright (c) 2008-2011, Red Hat Inc. or third-party contributors as
* indicated by the @author tags or express copyright attribution
* statements applied by the authors. All third-party contributions are
* distributed under license by Red Hat Middleware LLC.
* distributed under license by Red Hat Inc.
*
* This copyrighted material is made available to anyone wishing to use, modify,
* copy, or redistribute it subject to the terms and conditions of the GNU
@ -20,9 +20,9 @@
* Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1301 USA
*
*/
package org.hibernate;
import java.io.Serializable;
import java.sql.Connection;
@ -42,7 +42,7 @@ import java.sql.Connection;
*
* @author Gavin King
*/
public interface StatelessSession extends Serializable {
public interface StatelessSession extends SharedSessionContract {
/**
* Close the stateless session and release the JDBC connection.
*/
@ -154,76 +154,6 @@ public interface StatelessSession extends Serializable {
*/
public void refresh(String entityName, Object entity, LockMode lockMode);
/**
* Create a new instance of <tt>Query</tt> for the given HQL query string.
* Entities returned by the query are detached.
*/
public Query createQuery(String queryString);
/**
* Obtain an instance of <tt>Query</tt> for a named query string defined in
* the mapping file. Entities returned by the query are detached.
*/
public Query getNamedQuery(String queryName);
/**
* Create a new <tt>Criteria</tt> instance, for the given entity class,
* or a superclass of an entity class. Entities returned by the query are
* detached.
*
* @param persistentClass a class, which is persistent, or has persistent subclasses
* @return Criteria
*/
public Criteria createCriteria(Class persistentClass);
/**
* Create a new <tt>Criteria</tt> instance, for the given entity class,
* or a superclass of an entity class, with the given alias.
* Entities returned by the query are detached.
*
* @param persistentClass a class, which is persistent, or has persistent subclasses
* @return Criteria
*/
public Criteria createCriteria(Class persistentClass, String alias);
/**
* Create a new <tt>Criteria</tt> instance, for the given entity name.
* Entities returned by the query are detached.
*
* @param entityName
* @return Criteria
*/
public Criteria createCriteria(String entityName);
/**
* Create a new <tt>Criteria</tt> instance, for the given entity name,
* with the given alias. Entities returned by the query are detached.
*
* @param entityName
* @return Criteria
*/
public Criteria createCriteria(String entityName, String alias);
/**
* Create a new instance of <tt>SQLQuery</tt> for the given SQL query string.
* Entities returned by the query are detached.
*
* @param queryString a SQL query
* @return SQLQuery
* @throws HibernateException
*/
public SQLQuery createSQLQuery(String queryString) throws HibernateException;
/**
* Begin a Hibernate transaction.
*/
public Transaction beginTransaction();
/**
* Get the current Hibernate transaction.
*/
public Transaction getTransaction();
/**
* Returns the current JDBC connection associated with this
* instance.<br>
@ -232,6 +162,9 @@ public interface StatelessSession extends Serializable {
* CMT environment), it is the application's responsibility to
* close the connection returned by this call. Otherwise, the
* application should not close the connection.
*
* @deprecated just missed when deprecating same method from {@link Session}
*/
@Deprecated
public Connection connection();
}

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@ -34,6 +34,7 @@ import org.hibernate.Query;
import org.hibernate.SQLQuery;
import org.hibernate.ScrollableResults;
import org.hibernate.SessionException;
import org.hibernate.SharedSessionContract;
import org.hibernate.engine.NamedQueryDefinition;
import org.hibernate.engine.NamedSQLQueryDefinition;
import org.hibernate.engine.QueryParameters;
@ -53,7 +54,7 @@ import org.hibernate.jdbc.WorkExecutorVisitable;
*
* @author Gavin King
*/
public abstract class AbstractSessionImpl implements Serializable, SessionImplementor, TransactionContext {
public abstract class AbstractSessionImpl implements Serializable, SharedSessionContract, SessionImplementor, TransactionContext {
protected transient SessionFactoryImpl factory;
private boolean closed = false;
@ -80,7 +81,7 @@ public abstract class AbstractSessionImpl implements Serializable, SessionImplem
try {
return callback.executeOnConnection( connection );
}
catch ( SQLException e ) {
catch (SQLException e) {
throw getFactory().getSQLExceptionHelper().convert(
e,
"Error creating contextual LOB : " + e.getMessage()