Package org.apache.cayenne.map

Examples of org.apache.cayenne.map.ObjEntity

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import org.apache.cayenne.testdo.mt.MtTable1Subclass;

public class ValueInjectorTest extends RemoteCayenneCase {
    public void test() {
        ObjectContext context = createDataContext();
        ObjEntity entity = context.getEntityResolver().lookupObjEntity(MtTable1Subclass.class);
        Expression qualifier = entity.getDeclaredQualifier();
       
        try {
            MtTable1Subclass ee = context.newObject(MtTable1Subclass.class);
            assertEquals(ee.getGlobalAttribute1(), "sub1");
           
            //check AND
            entity.setDeclaredQualifier(qualifier.andExp(Expression.fromString("serverAttribute1 = 'sa'")));
            ee = context.newObject(MtTable1Subclass.class);
            assertEquals(ee.getGlobalAttribute1(), "sub1");
            assertEquals(ee.getServerAttribute1(), "sa");
        }
        finally {
            entity.setDeclaredQualifier(qualifier);
        }
    }
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        }
    }
   
    public void testRemote() {
        ObjectContext context = createROPContext();
        ObjEntity entity = context.getEntityResolver().lookupObjEntity(ClientMtTable1Subclass.class);
        Expression qualifier = entity.getDeclaredQualifier();
       
        try {
            ClientMtTable1Subclass ee = context.newObject(ClientMtTable1Subclass.class);
            assertEquals(ee.getGlobalAttribute1(), "sub1");
           
            //check AND
            entity.setDeclaredQualifier(qualifier.andExp(Expression.fromString("serverAttribute1 = 'sa'")));
            ee = context.newObject(ClientMtTable1Subclass.class);
            assertEquals(ee.getGlobalAttribute1(), "sub1");
            assertEquals(ee.getServerAttribute1(), "sa");
        }
        finally {
            entity.setDeclaredQualifier(qualifier);
        }
    }
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        map.addDbEntity(dbEntity);

        assertTokensAndExecute(node, map, 1, 0);
        assertTokensAndExecute(node, map, 0, 0);

        ObjEntity objEntity = new ObjEntity("NewTable");
        objEntity.setDbEntity(dbEntity);
        ObjAttribute oatr1 = new ObjAttribute("name");
        oatr1.setDbAttributePath(column2.getName());
        oatr1.setType("java.lang.String");
        objEntity.addAttribute(oatr1);
        map.addObjEntity(objEntity);

        // force drop table in db
        MergerToken token = mergerFactory().createDropTableToDb(dbEntity);
        execute(token);

        List<MergerToken> tokens = createMergeTokens();
        assertEquals(1, tokens.size());
        token = tokens.get(0);
        if (token.getDirection().isToDb()) {
            token = token.createReverse(mergerFactory());
        }
        assertTrue(token instanceof DropTableToModel);
        execute(token);
        assertNull(map.getDbEntity(dbEntity.getName()));
        assertNull(map.getObjEntity(objEntity.getName()));

        DataContext ctxt = createDataContext();

        // clear up
        map.removeObjEntity(objEntity.getName(), true);
        map.removeDbEntity(dbEntity.getName(), true);
        ctxt.getEntityResolver().clearCache();
        assertNull(map.getObjEntity(objEntity.getName()));
        assertNull(map.getDbEntity(dbEntity.getName()));
        assertFalse(map.getDbEntities().contains(dbEntity));

        assertTokensAndExecute(node, map, 0, 0);
    }
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        assertTokensAndExecute(node, map, 4, 0);
        assertTokensAndExecute(node, map, 0, 0);

        // create ObjEntities
        ObjEntity objEntity1 = new ObjEntity("NewTable");
        objEntity1.setDbEntity(dbEntity1);
        ObjAttribute oatr1 = new ObjAttribute("name");
        oatr1.setDbAttributePath(e1col2.getName());
        oatr1.setType("java.lang.String");
        objEntity1.addAttribute(oatr1);
        map.addObjEntity(objEntity1);
        ObjEntity objEntity2 = new ObjEntity("NewTable2");
        objEntity2.setDbEntity(dbEntity2);
        ObjAttribute o2a1 = new ObjAttribute("name");
        o2a1.setDbAttributePath(e2col3.getName());
        o2a1.setType("java.lang.String");
        objEntity2.addAttribute(o2a1);
        map.addObjEntity(objEntity2);
       
        // create ObjRelationships
        assertEquals(0, objEntity1.getRelationships().size());
        assertEquals(0, objEntity2.getRelationships().size());
        ObjRelationship objRel1To2 = new ObjRelationship("objRel1To2");
        objRel1To2.addDbRelationship(rel1To2);
        objRel1To2.setSourceEntity(objEntity1);
        objRel1To2.setTargetEntity(objEntity2);
        objEntity1.addRelationship(objRel1To2);
        ObjRelationship objRel2To1 = new ObjRelationship("objRel2To1");
        objRel2To1.addDbRelationship(rel2To1);
        objRel2To1.setSourceEntity(objEntity2);
        objRel2To1.setTargetEntity(objEntity1);
        objEntity2.addRelationship(objRel2To1);
        assertEquals(1, objEntity1.getRelationships().size());
        assertEquals(1, objEntity2.getRelationships().size());
        assertSame(objRel1To2, objRel2To1.getReverseRelationship());
        assertSame(objRel2To1, objRel1To2.getReverseRelationship());

        // remove relationship and fk from model, merge to db and read to model
        dbEntity2.removeRelationship(rel2To1.getName());
        dbEntity1.removeRelationship(rel1To2.getName());
        dbEntity2.removeAttribute(e2col2.getName());
        List<MergerToken> tokens = createMergeTokens();
        assertTokens(tokens, 2, 1);
        for (MergerToken token : tokens) {
            if (token.getDirection().isToDb()) {
                execute(token);
            }
        }
        assertTokensAndExecute(0, 0);
        dbEntity2.addRelationship(rel2To1);
        dbEntity1.addRelationship(rel1To2);
        dbEntity2.addAttribute(e2col2);
       
        // try do use the merger to remove the relationship in the model
        tokens = createMergeTokens();
        assertTokens(tokens, 2, 0);
        // TODO: reversing the following two tokens should also reverse the order
        MergerToken token0 = tokens.get(0).createReverse(mergerFactory());
        MergerToken token1 = tokens.get(1).createReverse(mergerFactory());
        assertTrue(token0 instanceof DropColumnToModel);
        assertTrue(token1 instanceof DropRelationshipToModel);
        execute(token1);
        execute(token0);
       
        // check after merging
        assertNull(dbEntity2.getAttribute(e2col2.getName()));
        assertEquals(0, dbEntity1.getRelationships().size());
        assertEquals(0, dbEntity2.getRelationships().size());
        assertEquals(0, objEntity1.getRelationships().size());
        assertEquals(0, objEntity2.getRelationships().size());

        // clear up
        DataContext ctxt = createDataContext();
        dbEntity1.removeRelationship(rel1To2.getName());
        dbEntity2.removeRelationship(rel2To1.getName());
        map.removeObjEntity(objEntity1.getName(), true);
        map.removeDbEntity(dbEntity1.getName(), true);
        map.removeObjEntity(objEntity2.getName(), true);
        map.removeDbEntity(dbEntity2.getName(), true);
        ctxt.getEntityResolver().clearCache();
        assertNull(map.getObjEntity(objEntity1.getName()));
        assertNull(map.getDbEntity(dbEntity1.getName()));
        assertNull(map.getObjEntity(objEntity2.getName()));
        assertNull(map.getDbEntity(dbEntity2.getName()));
        assertFalse(map.getDbEntities().contains(dbEntity1));
        assertFalse(map.getDbEntities().contains(dbEntity2));

        assertTokensAndExecute(2, 0);
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    private static final String DEFAULT_VALUE_STRING = "DEFSTRING";

    public void test() throws Exception {
        DbEntity dbEntity = map.getDbEntity("PAINTING");
        assertNotNull(dbEntity);
        ObjEntity objEntity = map.getObjEntity("Painting");
        assertNotNull(objEntity);

        DataContext ctxt = createDataContext();

        // insert some rows before adding "not null" column
        final int nrows = 10;
        for (int i = 0; i < nrows; i++) {
            DataObject o = (DataObject) ctxt.newObject("Painting");
            o.writeProperty("paintingTitle", "ptitle" + i);
        }
        ctxt.commitChanges();

        // create and add new column to model and db
        DbAttribute column = new DbAttribute("NEWCOL2", Types.VARCHAR, dbEntity);

        column.setMandatory(false);
        column.setMaxLength(10);
        dbEntity.addAttribute(column);
        assertTrue(dbEntity.getAttributes().contains(column));
        assertEquals(column, dbEntity.getAttribute(column.getName()));
        assertTokensAndExecute(node, map, 1, 0);

        // need obj attr to be able to query
        ObjAttribute objAttr = new ObjAttribute("newcol2");
        objAttr.setDbAttributePath(column.getName());
        objEntity.addAttribute(objAttr);

        // check that is was merged
        assertTokensAndExecute(node, map, 0, 0);

        // set not null
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        map.addDbEntity(dbEntity);

        assertTokensAndExecute(node, map, 1, 0);
        assertTokensAndExecute(node, map, 0, 0);

        ObjEntity objEntity = new ObjEntity("NewTable");
        objEntity.setDbEntity(dbEntity);
        ObjAttribute oatr1 = new ObjAttribute("name");
        oatr1.setDbAttributePath(column2.getName());
        oatr1.setType("java.lang.String");       
        objEntity.addAttribute(oatr1);
        map.addObjEntity(objEntity);

        // force drop name column in db
        MergerToken token = mergerFactory().createDropColumnToDb(dbEntity, column2);
        execute(token);

        List<MergerToken> tokens = createMergeTokens();
        assertEquals(1, tokens.size());
        token = tokens.get(0);
        if (token.getDirection().isToDb()) {
            token = token.createReverse(mergerFactory());
        }
        assertTrue(token instanceof DropColumnToModel);
        execute(token);
        assertNull(dbEntity.getAttribute(column2.getName()));
        assertNull(objEntity.getAttribute(oatr1.getName()));

        DataContext ctxt = createDataContext();

        // clear up
        map.removeObjEntity(objEntity.getName(), true);
        map.removeDbEntity(dbEntity.getName(), true);
        ctxt.getEntityResolver().clearCache();
        assertNull(map.getObjEntity(objEntity.getName()));
        assertNull(map.getDbEntity(dbEntity.getName()));
        assertFalse(map.getDbEntities().contains(dbEntity));

        assertTokensAndExecute(node, map, 1, 0);
        assertTokensAndExecute(node, map, 0, 0);
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import org.apache.cayenne.unit.PeopleCase;

public class SelectQueryPrefetchRouterActionQualifiedEntityTest extends PeopleCase {

    public void testPrefetchEmployee() throws Exception {
        ObjEntity departmentEntity = getDomain().getEntityResolver().lookupObjEntity(
                Department.class);
        SelectQuery q = new SelectQuery(Employee.class, ExpressionFactory.matchExp(
                "name",
                "abc"));
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                + "and (db:employees.PERSON_TYPE = 'EE' "
                + "or db:employees.PERSON_TYPE = 'EM')"), prefetch.getQualifier());
    }

    public void testPrefetchManager() throws Exception {
        ObjEntity departmentEntity = getDomain().getEntityResolver().lookupObjEntity(
                Department.class);
        SelectQuery q = new SelectQuery(Manager.class, ExpressionFactory.matchExp(
                "name",
                "abc"));
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        dbEntity2.addRelationship(rel2To1);
        assertSame(rel1To2, rel2To1.getReverseRelationship());
        assertSame(rel2To1, rel1To2.getReverseRelationship());

        // create ObjEntities
        ObjEntity objEntity1 = new ObjEntity("NewTable");
        objEntity1.setDbEntity(dbEntity1);
        ObjAttribute oatr1 = new ObjAttribute("name");
        oatr1.setDbAttributePath(e1col2.getName());
        oatr1.setType("java.lang.String");
        objEntity1.addAttribute(oatr1);
        map.addObjEntity(objEntity1);
        ObjEntity objEntity2 = new ObjEntity("NewTable2");
        objEntity2.setDbEntity(dbEntity2);
        ObjAttribute o2a1 = new ObjAttribute("name");
        o2a1.setDbAttributePath(e2col3.getName());
        o2a1.setType("java.lang.String");
        objEntity2.addAttribute(o2a1);
        map.addObjEntity(objEntity2);
       
        // create ObjRelationships
        assertEquals(0, objEntity1.getRelationships().size());
        assertEquals(0, objEntity2.getRelationships().size());
        ObjRelationship objRel1To2 = new ObjRelationship("objRel1To2");
        objRel1To2.addDbRelationship(rel1To2);
        objRel1To2.setSourceEntity(objEntity1);
        objRel1To2.setTargetEntity(objEntity2);
        objEntity1.addRelationship(objRel1To2);
        ObjRelationship objRel2To1 = new ObjRelationship("objRel2To1");
        objRel2To1.addDbRelationship(rel2To1);
        objRel2To1.setSourceEntity(objEntity2);
        objRel2To1.setTargetEntity(objEntity1);
        objEntity2.addRelationship(objRel2To1);
        assertEquals(1, objEntity1.getRelationships().size());
        assertEquals(1, objEntity2.getRelationships().size());
        assertSame(objRel1To2, objRel2To1.getReverseRelationship());
        assertSame(objRel2To1, objRel1To2.getReverseRelationship());

        // try do use the merger to remove the column and relationship in the model
        List<MergerToken> tokens = createMergeTokens();
        assertTokens(tokens, 2, 0);
        // TODO: reversing the following two tokens should also reverse the order
        MergerToken token0 = tokens.get(0).createReverse(mergerFactory());
        MergerToken token1 = tokens.get(1).createReverse(mergerFactory());
        assertTrue(token0.getClass().getName(), token0 instanceof DropColumnToModel);
        assertTrue(token1.getClass().getName(), token1 instanceof DropRelationshipToModel);
        // do not execute DropRelationshipToModel, only DropColumnToModel.
        execute(token0);
       
        // check after merging
        assertNull(dbEntity2.getAttribute(e2col2.getName()));
        assertEquals(0, dbEntity1.getRelationships().size());
        assertEquals(0, dbEntity2.getRelationships().size());
        assertEquals(0, objEntity1.getRelationships().size());
        assertEquals(0, objEntity2.getRelationships().size());

        // clear up
        DataContext ctxt = createDataContext();
        dbEntity1.removeRelationship(rel1To2.getName());
        dbEntity2.removeRelationship(rel2To1.getName());
        map.removeObjEntity(objEntity1.getName(), true);
        map.removeDbEntity(dbEntity1.getName(), true);
        map.removeObjEntity(objEntity2.getName(), true);
        map.removeDbEntity(dbEntity2.getName(), true);
        ctxt.getEntityResolver().clearCache();
        assertNull(map.getObjEntity(objEntity1.getName()));
        assertNull(map.getDbEntity(dbEntity1.getName()));
        assertNull(map.getObjEntity(objEntity2.getName()));
        assertNull(map.getDbEntity(dbEntity2.getName()));
        assertFalse(map.getDbEntities().contains(dbEntity1));
        assertFalse(map.getDbEntities().contains(dbEntity2));

        assertTokensAndExecute(2, 0);
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        // since JDBC row reader won't inject JOINED entity name, we have to
        // detect it here...

        ClassDescriptor descriptor = resolver.getDescriptor();
        ObjEntity entity = descriptor.getEntityInheritanceTree().entityMatchingRow(row);
        row.setEntityName(entity.getName());
        return row;
    }
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