Examples with ClassMetaData org.datanucleus.metadata.ClassMetaData used on opensource projects

Example 21 with ClassMetaData

use of org.datanucleus.metadata.ClassMetaData in project tests by datanucleus.

the class AnnotationTest method testSecondaryTable.

/**
 * Test for use of annotations for secondary tables, in particular @SecondaryTable.
 * Uses Printer class, storing some fields in table "PRINTER" and some in "PRINTER_TONER".
 */
public void testSecondaryTable() {
    NucleusContext nucleusCtx = new PersistenceNucleusContextImpl("JPA", null);
    MetaDataManager metaDataMgr = new JPAMetaDataManager(nucleusCtx);
    ClassLoaderResolver clr = new ClassLoaderResolverImpl();
    ClassMetaData cmd = (ClassMetaData) metaDataMgr.getMetaDataForClass(Printer.class.getName(), clr);
    assertEquals("detachable is wrong", cmd.isDetachable(), true);
    assertEquals("identity-type is wrong", cmd.getIdentityType(), IdentityType.APPLICATION);
    assertEquals("embedded-only is wrong", cmd.isEmbeddedOnly(), false);
    assertEquals("requires-extent is wrong", cmd.isRequiresExtent(), true);
    assertNull("catalog is wrong", cmd.getCatalog());
    assertNull("schema is wrong", cmd.getSchema());
    assertEquals("table is wrong", cmd.getTable(), "JPA_AN_PRINTER");
    assertEquals("has incorrect number of persistent fields", cmd.getNoOfManagedMembers(), 5);
    // Check JoinMetaData at class-level
    List<JoinMetaData> joinmds = cmd.getJoinMetaData();
    assertNotNull("JoinMetaData at class-level is null!", joinmds);
    assertEquals("Number of JoinMetaData at class-level is wrong!", joinmds.size(), 1);
    assertEquals("Table of JoinMetaData at class-level is wrong", "JPA_AN_PRINTER_TONER", joinmds.get(0).getTable());
    ColumnMetaData[] joinColmds = joinmds.get(0).getColumnMetaData();
    assertEquals("Number of columns with MetaData in secondary table is incorrect", 1, joinColmds.length);
    assertEquals("Column of JoinMetaData at class-level is wrong", joinColmds[0].getName(), "PRINTER_ID");
    // "model" (stored in primary-table)
    AbstractMemberMetaData fmd = cmd.getMetaDataForMember("model");
    assertNotNull("Doesnt have required field", fmd);
    assertNull("Field 'model' has non-null table!", fmd.getTable());
    // "tonerModel" (stored in secondary-table)
    fmd = cmd.getMetaDataForMember("tonerModel");
    assertNotNull("Doesnt have required field", fmd);
    assertEquals("Field 'tonerModel' has non-null table!", fmd.getTable(), "JPA_AN_PRINTER_TONER");
}

Example 22 with ClassMetaData

use of org.datanucleus.metadata.ClassMetaData in project tests by datanucleus.

the class AnnotationTest method testSequenceGenerator.

/**
 * Test of basic JPA @SequenceGenerator
 */
public void testSequenceGenerator() {
    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 cmd1 = (ClassMetaData) metaDataMgr.getMetaDataForClass(Department.class.getName(), clr);
    PackageMetaData pmd = cmd1.getPackageMetaData();
    assertEquals("Number of Sequences registered for Department class is wrong", pmd.getNoOfSequences(), 1);
    SequenceMetaData seqmd = pmd.getSequences()[0];
    assertEquals("SequenceGenerator has incorrect name", seqmd.getName(), "DepartmentGenerator");
    assertEquals("SequenceGenerator has incorrect sequence name", seqmd.getDatastoreSequence(), "DEPT_SEQ");
    assertEquals("SequenceGenerator has incorrect initial value", seqmd.getInitialValue(), 1);
    assertEquals("SequenceGenerator has incorrect allocation size", seqmd.getAllocationSize(), 50);
}

Example 23 with ClassMetaData

use of org.datanucleus.metadata.ClassMetaData in project tests by datanucleus.

the class AnnotationTest method testCharDefaultTo1Length.

/**
 * Test of char length default to 1 with JPA.
 */
public void testCharDefaultTo1Length() {
    NucleusContext nucleusCtx = new PersistenceNucleusContextImpl("JPA", null);
    MetaDataManager metaDataMgr = new JPAMetaDataManager(nucleusCtx);
    ClassLoaderResolver clr = new ClassLoaderResolverImpl();
    ClassMetaData cmd1 = (ClassMetaData) metaDataMgr.getMetaDataForClass(TypeHolder.class.getName(), clr);
    assertEquals(1, cmd1.getMetaDataForMember("char1").getColumnMetaData()[0].getLength().intValue());
}

Example 24 with ClassMetaData

use of org.datanucleus.metadata.ClassMetaData in project tests by datanucleus.

the class AnnotationTest method testOneToManyBiFK.

/**
 * Test of JPA 1-N bidir FK relation
 */
public void testOneToManyBiFK() {
    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(Manager.class.getName(), clr);
    AbstractMemberMetaData fmd1 = cmd1.getMetaDataForMember("departments");
    assertNotNull("Manager.departments is null!", fmd1);
    assertEquals("Manager.departments mapped-by is incorrect", fmd1.getMappedBy(), "manager");
    assertEquals("Manager.departments relationType is incorrect", fmd1.getRelationType(clr), RelationType.ONE_TO_MANY_BI);
    ElementMetaData elemmd = fmd1.getElementMetaData();
    assertNull("Manager.departments has join column info but shouldnt (specified on N side)", elemmd);
    // non-owner side
    ClassMetaData cmd2 = (ClassMetaData) metaDataMgr.getMetaDataForClass(Department.class.getName(), clr);
    AbstractMemberMetaData fmd2 = cmd2.getMetaDataForMember("manager");
    assertNotNull("Department.manager is null!", fmd2);
    assertEquals("Department.manager mapped-by is incorrect", fmd2.getMappedBy(), null);
    assertEquals("Department.manager relationType is incorrect", fmd2.getRelationType(clr), RelationType.MANY_TO_ONE_BI);
    ColumnMetaData[] colmds = fmd2.getColumnMetaData();
    assertNotNull("Department.manager has no join column info", colmds);
    assertEquals("Department.manager has incorrect number of joincolumns", colmds.length, 1);
    assertEquals("Department.manager joincolumn name is wrong", "MGR_ID", colmds[0].getName());
}

Example 25 with ClassMetaData

use of org.datanucleus.metadata.ClassMetaData in project tests by datanucleus.

the class AnnotationTest method testSqlResultSetMapping.

/**
 * Test of JPA @SqlResultSetMapping
 */
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", 4, 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("AN_LOGIN_PLUS_ACCOUNT")) {
            qrmd = md;
            break;
        }
    }
    if (qrmd == null) {
        fail("SQL ResultSet mapping AN_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("AN_ACCOUNT_NAMES")) {
            qrmd = md;
            break;
        }
    }
    if (qrmd == null) {
        fail("SQL ResultSet mapping AN_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);
}