Package org.fastnate.generator.test

Class AbstractEntitySqlGeneratorTest

java.lang.Object

org.fastnate.generator.test.AbstractEntitySqlGeneratorTest

Direct Known Subclasses:

AccessTest, CollectionsTest, DateEntityTest, EmbeddedTest, IdsTest, InheritanceTest, MapsTest, OverridesTest, PerformanceTest, PrimitiveEntityTest, RecursiveEntityTest, ReferenceEntityTest, SchemaTest, SpringDataTest, VersionTest

public class AbstractEntitySqlGeneratorTest
extends Object

Test the EntitySqlGenerator framework.

Author:

Tobias Liefke

Field Summary

Fields

Modifier and Type	Field	Description
static final String	WRITER_KEY	The settings key that indicates which StatementsWriter to use for tests.

Constructor Summary

Constructors

Constructor	Description
AbstractEntitySqlGeneratorTest()

Method Summary

Modifier and Type	Method	Description
<E> jakarta.persistence.TypedQuery<E>	createQuery(String query, Class<E> entityClass, String... parameters)	Creates a typed JPQL query.
protected void	executeSql(SqlRunnable work)	Execute some SQL using the current JDBC connection.
<E> List<E>	findResults(Class<E> entityClass)	Finds all entities of the given entity class.
<E> List<E>	findResults(String query, Class<E> entityClass, String... parameters)	Finds all entities for the given query and entity class.
<E> E	findSingleResult(Class<E> entityClass)	Finds the only entity for the given entity class.
<E> E	findSingleResult(String query, Class<E> entityClass, String... parameters)	Finds the entity for the given query and entity class.
protected Connection	getConnection()	Resolves the connection from the session.
protected jakarta.persistence.EntityManager	getEm()
protected org.fastnate.generator.EntitySqlGenerator	getGenerator()
protected Properties	getGeneratorProperties()	Properties for configuring the generator.
void	setup()	Build a entity manager factory (with an empty connected database) for testing.
protected void	setup(String schemaCreation)	Build a entity manager factory (with a connected database) for testing.
void	tearDown()	Close the entity manager factory.
protected <E> void	write(E entity)	Writes the entity with the generator.

Methods inherited from class java.lang.Object

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

Field Details

WRITER_KEY

public static final String WRITER_KEY

The settings key that indicates which StatementsWriter to use for tests.

See Also:

• Constant Field Values

Constructor Details

AbstractEntitySqlGeneratorTest

public AbstractEntitySqlGeneratorTest()

Method Details

createQuery

public <E> jakarta.persistence.TypedQuery<E> createQuery(String query,
 Class<E> entityClass,
 String... parameters)
                                                  throws IOException

Creates a typed JPQL query.

Parameters:

query - the JPQL query

entityClass - the type of the result object

parameters - the list of parameter names and values

Returns:

the typed query

Throws:

IOException - if the generator throws one during flush

executeSql

protected void executeSql(SqlRunnable work)
                   throws SQLException

Execute some SQL using the current JDBC connection.

Parameters:

work - The work to be performed.

Throws:

SQLException - if there is a problem with the work

findResults

public <E> List<E> findResults(Class<E> entityClass)
                        throws IOException

Finds all entities of the given entity class.

Parameters:

entityClass - the class of the entity

Returns:

all entities of that class

Throws:

IOException - if the generator throws one during flush

findResults

public <E> List<E> findResults(String query,
 Class<E> entityClass,
 String... parameters)
                        throws IOException

Finds all entities for the given query and entity class.

Parameters:

query - the JPA-QL query

entityClass - the class of the entity

parameters - the list of parameter names and values

Returns:

the result entities for the query

Throws:

IOException - if the generator throws one during flush

findSingleResult

public <E> E findSingleResult(Class<E> entityClass)
                       throws IOException

Finds the only entity for the given entity class.

Parameters:

entityClass - the class of the entity

Returns:

the single entity of that class

Throws:

IOException - if the generator throws one during flush

findSingleResult

public <E> E findSingleResult(String query,
 Class<E> entityClass,
 String... parameters)
                       throws IOException

Finds the entity for the given query and entity class.

Parameters:

query - the JPA-QL query

entityClass - the class of the entity

parameters - the list of parameter names and values

Returns:

the single result entity for the query

Throws:

IOException - if the generator throws one during flush

getConnection

protected Connection getConnection()
                            throws SQLException

Resolves the connection from the session.

Returns:

the connection

Throws:

SQLException - Indicates a problem getting the connection

getGeneratorProperties

protected Properties getGeneratorProperties()

Properties for configuring the generator.

Returns:

the test specific properties for the generator

setup

@BeforeEach
public void setup()

Build a entity manager factory (with an empty connected database) for testing.

setup

protected void setup(String schemaCreation)

Build a entity manager factory (with a connected database) for testing.

Parameters:

schemaCreation - indicates how to initialize the database ("create" vs. "")

tearDown

@AfterEach
public void tearDown()

Close the entity manager factory.

write

protected <E> void write(E entity)
                  throws IOException

Writes the entity with the generator.

Parameters:

entity - the entity to write

Throws:

IOException - if the generator throws one

getEm

protected jakarta.persistence.EntityManager getEm()

getGenerator

protected org.fastnate.generator.EntitySqlGenerator getGenerator()