Examples with NucleusContext org.datanucleus.NucleusContext used on opensource projects

Example 21 with NucleusContext

use of org.datanucleus.NucleusContext in project tests by datanucleus.

the class XMLTest method testSqlResultSetMapping.

/**
 * Test of JPA <sql-result-set-mapping>
 */
public void testSqlResultSetMapping() {
    NucleusContext nucleusCtx = new PersistenceNucleusContextImpl("JPA", null);
    ClassLoaderResolver clr = nucleusCtx.getClassLoaderResolver(null);
    MetaDataManager metaDataMgr = new JPAMetaDataManager(nucleusCtx);
    PersistenceUnitMetaData pumd = getMetaDataForPersistenceUnit(nucleusCtx, "JPATest");
    metaDataMgr.loadPersistenceUnit(pumd, null);
    ClassMetaData cmd = (ClassMetaData) metaDataMgr.getMetaDataForClass(LoginAccount.class.getName(), clr);
    QueryResultMetaData[] queryResultMappings = cmd.getQueryResultMetaData();
    assertNotNull("LoginAccount has no QueryResultMetaData!", queryResultMappings);
    assertEquals("LoginAccount has incorrect number of query result mappings", 2, queryResultMappings.length);
    // Example 1 : Returning 2 entities
    QueryResultMetaData qrmd = null;
    for (int i = 0; i < queryResultMappings.length; i++) {
        QueryResultMetaData md = queryResultMappings[i];
        if (md.getName().equals("MD_LOGIN_PLUS_ACCOUNT")) {
            qrmd = md;
            break;
        }
    }
    if (qrmd == null) {
        fail("SQL ResultSet mapping MD_LOGIN_PLUS_ACCOUNT is not present!");
    }
    String[] scalarCols = qrmd.getScalarColumns();
    assertNull("LoginAccount sql mapping has incorrect scalar cols", scalarCols);
    PersistentTypeMapping[] sqlMappingEntities = qrmd.getPersistentTypeMappings();
    assertNotNull("LoginAccount sql mapping has incorrect entities", sqlMappingEntities);
    assertEquals("LoginAccount sql mapping has incorrect number of entities", 2, sqlMappingEntities.length);
    // LoginAccount
    assertEquals("LoginAccount sql mapping entity 0 has incorrect class", LoginAccount.class.getName(), sqlMappingEntities[0].getClassName());
    assertNull("LoginAccount sql mapping entity 0 has incorrect discriminator", sqlMappingEntities[0].getDiscriminatorColumn());
    // Login
    assertEquals("LoginAccount sql mapping entity 1 has incorrect class", Login.class.getName(), sqlMappingEntities[1].getClassName());
    assertNull("LoginAccount sql mapping entity 1 has incorrect discriminator", sqlMappingEntities[1].getDiscriminatorColumn());
    // Example 2 : Returning 2 scalars
    qrmd = null;
    for (int i = 0; i < queryResultMappings.length; i++) {
        QueryResultMetaData md = queryResultMappings[i];
        if (md.getName().equals("MD_ACCOUNT_NAMES")) {
            qrmd = md;
            break;
        }
    }
    if (qrmd == null) {
        fail("SQL ResultSet mapping MD_ACCOUNT_NAMES is not present!");
    }
    scalarCols = qrmd.getScalarColumns();
    assertNotNull("LoginAccount sql mapping has incorrect scalar cols", scalarCols);
    assertEquals("LoginAccount sql mapping has incorrect column name", "FIRSTNAME", scalarCols[0]);
    assertEquals("LoginAccount sql mapping has incorrect column name", "LASTNAME", scalarCols[1]);
    sqlMappingEntities = qrmd.getPersistentTypeMappings();
    assertNull("LoginAccount sql mapping has incorrect entities", sqlMappingEntities);
}

Example 22 with NucleusContext

use of org.datanucleus.NucleusContext in project tests by datanucleus.

the class XMLTest method testOneToOneBi.

/**
 * Test of 1-1 bi relation
 */
public void testOneToOneBi() {
    NucleusContext nucleusCtx = new PersistenceNucleusContextImpl("JPA", null);
    ClassLoaderResolver clr = nucleusCtx.getClassLoaderResolver(null);
    MetaDataManager metaDataMgr = new JPAMetaDataManager(nucleusCtx);
    PersistenceUnitMetaData pumd = getMetaDataForPersistenceUnit(nucleusCtx, "JPATest");
    metaDataMgr.loadPersistenceUnit(pumd, null);
    // non-owner side
    ClassMetaData cmd1 = (ClassMetaData) metaDataMgr.getMetaDataForClass(Boiler.class.getName(), clr);
    AbstractMemberMetaData fmd1 = cmd1.getMetaDataForMember("timer");
    assertNotNull("Boiler.timer is null!", fmd1);
    assertEquals("Boiler.timer mapped-by is incorrect", "boiler", fmd1.getMappedBy());
    assertEquals("Boiler.timer relationType is incorrect", RelationType.ONE_TO_ONE_BI, fmd1.getRelationType(clr));
    // owner side
    ClassMetaData cmd2 = (ClassMetaData) metaDataMgr.getMetaDataForClass(Timer.class.getName(), clr);
    AbstractMemberMetaData fmd2 = cmd2.getMetaDataForMember("boiler");
    assertNotNull("Timer.boiler is null!", fmd2);
    assertEquals("Timer.boiler mapped-by is incorrect", null, fmd2.getMappedBy());
    assertEquals("Timer.boiler relationType is incorrect", RelationType.ONE_TO_ONE_BI, fmd2.getRelationType(clr));
    assertNotNull("Timer.boiler has no column info", fmd2.getColumnMetaData());
    assertEquals("Timer.boiler has incorrect number of columns", 1, fmd2.getColumnMetaData().length);
    assertEquals("Timer.boiler column name is wrong", "BOILER_ID", fmd2.getColumnMetaData()[0].getName());
}

Example 23 with NucleusContext

use of org.datanucleus.NucleusContext in project tests by datanucleus.

the class XMLTest method testManyToMany.

/**
 * Test of JPA M-N relation
 */
public void testManyToMany() {
    NucleusContext nucleusCtx = new PersistenceNucleusContextImpl("JPA", null);
    ClassLoaderResolver clr = nucleusCtx.getClassLoaderResolver(null);
    MetaDataManager metaDataMgr = new JPAMetaDataManager(nucleusCtx);
    PersistenceUnitMetaData pumd = getMetaDataForPersistenceUnit(nucleusCtx, "JPATest");
    metaDataMgr.loadPersistenceUnit(pumd, null);
    // owner side
    ClassMetaData cmd1 = (ClassMetaData) metaDataMgr.getMetaDataForClass(PetroleumCustomer.class.getName(), clr);
    assertEquals("Customer has incorrect table name", cmd1.getTable(), "JPA_MD_PETROL_CUSTOMER");
    AbstractMemberMetaData fmd1 = cmd1.getMetaDataForMember("suppliers");
    assertNotNull("Customer.suppliers is null!", fmd1);
    assertEquals("Customer.suppliers mapped-by is incorrect", fmd1.getMappedBy(), "customers");
    assertEquals("Customer.suppliers relationType is incorrect", fmd1.getRelationType(clr), RelationType.MANY_TO_MANY_BI);
    assertEquals("Customer.suppliers jointable name is incorrect", fmd1.getTable(), "JPA_MD_PETROL_CUST_SUPP");
    // non-owner side
    ClassMetaData cmd2 = (ClassMetaData) metaDataMgr.getMetaDataForClass(PetroleumSupplier.class.getName(), clr);
    assertEquals("Supplier has incorrect table name", cmd2.getTable(), "JPA_MD_PETROL_SUPPLIER");
    AbstractMemberMetaData fmd2 = cmd2.getMetaDataForMember("customers");
    assertNotNull("Supplier.customers is null!", fmd2);
    assertEquals("Supplier.customers mapped-by is incorrect", fmd2.getMappedBy(), null);
    assertEquals("Supplier.customers relationType is incorrect", fmd2.getRelationType(clr), RelationType.MANY_TO_MANY_BI);
    assertEquals("Supplier.customers jointable name is incorrect", fmd2.getTable(), null);
    // join table info
    JoinMetaData joinmd = fmd1.getJoinMetaData();
    assertNotNull("Customer.suppliers has no join table!", joinmd);
    assertNotNull("Customer.suppliers has incorrect join columns", joinmd.getColumnMetaData());
    assertEquals("Customer.suppliers has incorrect number of join columns", joinmd.getColumnMetaData().length, 1);
    assertEquals("Customer.suppliers has incorrect owner join column name", joinmd.getColumnMetaData()[0].getName(), "CUSTOMER_ID");
    ElementMetaData elemmd = fmd1.getElementMetaData();
    assertNotNull("Customer.suppliers has no element column info but should", elemmd);
    assertNotNull("Customer.suppliers has incorrect element columns", elemmd.getColumnMetaData());
    assertEquals("Customer.suppliers has incorrect number of element columns", elemmd.getColumnMetaData().length, 1);
    assertEquals("Customer.suppliers has incorrect element join column name", elemmd.getColumnMetaData()[0].getName(), "SUPPLIER_ID");
}

Example 24 with NucleusContext

use of org.datanucleus.NucleusContext in project tests by datanucleus.

the class XMLTest method testMappedSuperclass.

/**
 * Test of MappedSuperclass
 */
public void testMappedSuperclass() {
    NucleusContext nucleusCtx = new PersistenceNucleusContextImpl("JPA", null);
    ClassLoaderResolver clr = nucleusCtx.getClassLoaderResolver(null);
    MetaDataManager metaDataMgr = new JPAMetaDataManager(nucleusCtx);
    PersistenceUnitMetaData pumd = getMetaDataForPersistenceUnit(nucleusCtx, "JPATest");
    metaDataMgr.loadPersistenceUnit(pumd, null);
    // AbstractSimpleBase
    ClassMetaData cmd = (ClassMetaData) metaDataMgr.getMetaDataForClass(AbstractSimpleBase.class.getName(), clr);
    assertNotNull("No MetaData found for AbstractSimpleBase yet is MappedSuperclass", cmd);
    assertNotNull("No Inheritance info found for AbstractSimpleBase", cmd.getInheritanceMetaData());
    assertEquals("Inheritance for AbstractSimpleBase is incorrect", "subclass-table", cmd.getInheritanceMetaData().getStrategy().toString());
    AbstractMemberMetaData fmd = cmd.getMetaDataForMember("id");
    assertNotNull("No field info found for AbstractSimpleBase.id", fmd);
    assertNotNull("No column info found for AbstractSimpleBase.id", fmd.getColumnMetaData());
    assertEquals("Column name for AbstractSimpleBase.id is wrong", "ID", fmd.getColumnMetaData()[0].getName());
    fmd = cmd.getMetaDataForMember("baseField");
    assertNotNull("No field info found for AbstractSimpleBase.baseField", fmd);
    assertNotNull("No column info found for AbstractSimpleBase.baseField", fmd.getColumnMetaData());
    assertEquals("Column name for Product.baseField is wrong", "BASE_FIELD", fmd.getColumnMetaData()[0].getName());
    // ConcreteSimpleSub1
    cmd = (ClassMetaData) metaDataMgr.getMetaDataForClass(ConcreteSimpleSub1.class.getName(), clr);
    assertNotNull("No MetaData found for ConcreteSimpleSub1 yet is Entity", cmd);
    assertNotNull("No Inheritance info found for ConcreteSimpleSub1", cmd.getInheritanceMetaData());
    assertEquals("Inheritance for ConcreteSimpleSub1 is incorrect", "new-table", cmd.getInheritanceMetaData().getStrategy().toString());
    fmd = cmd.getOverriddenMember("baseField");
    assertNotNull("No overridden field info found for ConcreteSimpleSub1.baseField", fmd);
    assertNotNull("No column info found for ConcreteSimpleSub1.baseField", fmd.getColumnMetaData());
    assertEquals("Column name for ConcreteSimpleSub1.baseField is wrong", "BASE_FIELD_OR", fmd.getColumnMetaData()[0].getName());
    fmd = cmd.getMetaDataForMember("sub1Field");
    assertNotNull("No field info found for ConcreteSimpleSub1.sub1Field", fmd);
    assertNotNull("No column info found for ConcreteSimpleSub1.sub1Field", fmd.getColumnMetaData());
    assertEquals("Column name for ConcreteSimpleSub1.sub1Field is wrong", "SUB1_FIELD", fmd.getColumnMetaData()[0].getName());
    // ConcreteSimpleSub2
    cmd = (ClassMetaData) metaDataMgr.getMetaDataForClass(ConcreteSimpleSub2.class.getName(), clr);
    assertNotNull("No MetaData found for ConcreteSimpleSub2 yet is Entity", cmd);
    assertNotNull("No Inheritance info found for ConcreteSimpleSub2", cmd.getInheritanceMetaData());
    assertEquals("Inheritance for ConcreteSimpleSub2 is incorrect", "new-table", cmd.getInheritanceMetaData().getStrategy().toString());
    fmd = cmd.getOverriddenMember("baseField");
    assertNull("Overridden field info found for ConcreteSimpleSub2.baseField!", fmd);
    fmd = cmd.getMetaDataForMember("sub2Field");
    assertNotNull("No overridden field info found for ConcreteSimpleSub2.sub2Field", fmd);
    assertNotNull("No column info found for ConcreteSimpleSub2.sub2Field", fmd.getColumnMetaData());
    assertEquals("Column name for ConcreteSimpleSub2.sub2Field is wrong", "SUB2_FIELD", fmd.getColumnMetaData()[0].getName());
}

Example 25 with NucleusContext

use of org.datanucleus.NucleusContext in project tests by datanucleus.

the class XMLTest method testMapKey.

/**
 * Test of JPA <map-key>.
 */
public void testMapKey() {
    NucleusContext nucleusCtx = new PersistenceNucleusContextImpl("JPA", null);
    ClassLoaderResolver clr = nucleusCtx.getClassLoaderResolver(null);
    MetaDataManager metaDataMgr = new JPAMetaDataManager(nucleusCtx);
    PersistenceUnitMetaData pumd = getMetaDataForPersistenceUnit(nucleusCtx, "JPATest");
    metaDataMgr.loadPersistenceUnit(pumd, null);
    // Retrieve the metadata from the MetaDataManager (populates and initialises everything)
    ClassMetaData cmd1 = (ClassMetaData) metaDataMgr.getMetaDataForClass(Person.class.getName(), clr);
    assertEquals("name", cmd1.getMetaDataForMember("phoneNumbers").getKeyMetaData().getMappedBy());
}