Package org.apache.cayenne.map

Examples of org.apache.cayenne.map.DbAttribute

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        // this is needed for checking that a valid index is made
        Arrays.fill(idIndices, -1);

        Iterator<DbAttribute> it = pks.iterator();
        for (int i = 0; i < idIndices.length; i++) {
            DbAttribute pk = it.next();

            for (int j = 0; j < columns.length; j++) {
                if (pk.getName().equals(columns[j].getName())) {
                    idIndices[i] = j;
                    break;
                }
            }

            // sanity check
            if (idIndices[i] == -1) {
                throw new CayenneRuntimeException("PK column is not part of result row: "
                        + pk.getName());
            }
        }
    }
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public class HSQLDBAdapterTest extends TestCase {

    public void testCreateTableIgnoresDoublePrecision() {
        HSQLDBAdapter adapter = new HSQLDBAdapter();
        DbEntity e = new DbEntity("Test");
        DbAttribute dblPrec = new DbAttribute("dbl1");
        dblPrec.setType(Types.DOUBLE);
        dblPrec.setMaxLength(22);
        e.addAttribute(dblPrec);
       
        String sql = adapter.createTable(e);

        // CAY-1095.
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    }
   
    public void testCreateTableAddsCachedKeyword() {
        HSQLDBAdapter adapter = new HSQLDBAdapter();
        DbEntity e = new DbEntity("Test");
        DbAttribute dblPrec = new DbAttribute("dbl1");
        dblPrec.setType(Types.INTEGER);
        e.addAttribute(dblPrec);
       
        String sql = adapter.createTable(e);
       
        assertEquals(0,sql.indexOf("CREATE CACHED TABLE"));
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    public void testAddAndDropColumnToDb() throws Exception {
        DbEntity dbEntity = map.getDbEntity("PAINTING");
        assertNotNull(dbEntity);

        // create and add new column to model and db
        DbAttribute column = new DbAttribute("NEWCOL1", Types.VARCHAR, dbEntity);

        column.setMandatory(false);
        column.setMaxLength(10);
        dbEntity.addAttribute(column);
        assertTokensAndExecute(node, map, 1, 0);

        // try merge once more to check that is was merged
        assertTokensAndExecute(node, map, 0, 0);

        // remove it from model and db
        dbEntity.removeAttribute(column.getName());
        assertTokensAndExecute(node, map, 1, 0);
        assertTokensAndExecute(node, map, 0, 0);
    }
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    public void testChangeVarcharSizeToDb() throws Exception {
        DbEntity dbEntity = map.getDbEntity("PAINTING");
        assertNotNull(dbEntity);

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

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

        // change size
        column.setMaxLength(20);

        // merge to db
        assertTokensAndExecute(node, map, 1, 0);

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

        // clean up
        dbEntity.removeAttribute(column.getName());
        assertTokensAndExecute(node, map, 1, 0);
        assertTokensAndExecute(node, map, 0, 0);
    }
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    public void testMultipleTokensToDb() throws Exception {
        DbEntity dbEntity = map.getDbEntity("PAINTING");
        assertNotNull(dbEntity);

        DbAttribute column1 = new DbAttribute("NEWCOL3", Types.VARCHAR, dbEntity);
        column1.setMandatory(false);
        column1.setMaxLength(10);
        dbEntity.addAttribute(column1);
        DbAttribute column2 = new DbAttribute("NEWCOL4", Types.VARCHAR, dbEntity);
        column2.setMandatory(false);
        column2.setMaxLength(10);
        dbEntity.addAttribute(column2);

        assertTokensAndExecute(node, map, 2, 0);

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

        // change size
        column1.setMaxLength(20);
        column2.setMaxLength(30);

        // merge to db
        assertTokensAndExecute(node, map, 2, 0);

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

        // clean up
        dbEntity.removeAttribute(column1.getName());
        dbEntity.removeAttribute(column2.getName());
        assertTokensAndExecute(node, map, 2, 0);
        assertTokensAndExecute(node, map, 0, 0);
    }
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        assertTokensAndExecute(node, map, 0, 0);

        DbEntity dbEntity = new DbEntity("NEW_TABLE");

        DbAttribute column1 = new DbAttribute("ID", Types.INTEGER, dbEntity);
        column1.setMandatory(true);
        column1.setPrimaryKey(true);
        dbEntity.addAttribute(column1);

        DbAttribute column2 = new DbAttribute("NAME", Types.VARCHAR, dbEntity);
        column2.setMaxLength(10);
        column2.setMandatory(false);
        dbEntity.addAttribute(column2);

        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);

        // try to insert some rows to check that pk stuff is working
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        assertTokensAndExecute(node, map, 0, 0);

        DbEntity dbEntity = new DbEntity("NEW_TABLE");

        DbAttribute column1 = new DbAttribute("ID", Types.INTEGER, dbEntity);
        column1.setMandatory(true);
        column1.setPrimaryKey(true);
        dbEntity.addAttribute(column1);

        DbAttribute column2 = new DbAttribute("NAME", Types.VARCHAR, dbEntity);
        column2.setMaxLength(10);
        column2.setMandatory(false);
        dbEntity.addAttribute(column2);

        DbAttribute column3 = new DbAttribute("ARTIST_ID", Types.BIGINT, dbEntity);
        column3.setMandatory(false);
        dbEntity.addAttribute(column3);

        map.addDbEntity(dbEntity);

        DbEntity artistDbEntity = map.getDbEntity("ARTIST");
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        dropTableIfPresent(node, "NEW_TABLE");
        assertTokensAndExecute(node, map, 0, 0);

        DbEntity dbEntity = new DbEntity("NEW_TABLE");

        DbAttribute column1 = new DbAttribute("ID", Types.INTEGER, dbEntity);
        column1.setMandatory(true);
        column1.setPrimaryKey(true);
        dbEntity.addAttribute(column1);

        DbAttribute column2 = new DbAttribute("NAME", Types.VARCHAR, dbEntity);
        column2.setMaxLength(10);
        column2.setMandatory(false);
        dbEntity.addAttribute(column2);

        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);

       
        // remove name column
        objEntity.removeAttribute(oatr1.getName());
        dbEntity.removeAttribute(column2.getName());
        assertNull(objEntity.getAttribute(oatr1.getName()));
        assertEquals(0, objEntity.getAttributes().size());
        assertNull(dbEntity.getAttribute(column2.getName()));

        List<MergerToken> tokens = createMergeTokens();
        assertEquals(1, tokens.size());
        MergerToken token = tokens.get(0);
        if (token.getDirection().isToDb()) {
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        if ((null == ent.getPrimaryKeys()) || (1 != ent.getPrimaryKeys().size())) {
            throw new CayenneRuntimeException("Error generating pk for DbEntity "
                    + ent.getName()
                    + ": pk must be single attribute");
        }
        DbAttribute primaryKeyAttribute = ent.getPrimaryKeys().iterator().next();

        StringBuilder buf = new StringBuilder("NEWID FOR ");
        buf.append(ent.getName()).append(' ').append(primaryKeyAttribute.getName());
        return buf.toString();
    }
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