Package org.apache.cayenne.access

Examples of org.apache.cayenne.access.DataNode

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     * @throws SQLException if a database connection could not be obtained
     */
    protected Connection getConnection() throws SQLException {
        DataDomain domain = Configuration.getSharedConfiguration().getDomain();

        DataNode node = domain.getDataNodes().iterator().next();

        return node.getDataSource().getConnection();
    }
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     */
    public DataSource getDataSource(String dataNodeName) {
        DataDomain domain = getDataDomain();

        if (dataNodeName != null) {
            DataNode node = domain.getNode(dataNodeName);
            if (node == null) {
                throw new IllegalArgumentException("Unknown DataNode name: "
                        + dataNodeName);
            }

            return node.getDataSource();
        }

        else {
            Collection<DataNode> nodes = domain.getDataNodes();
            if (nodes.size() != 1) {
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        assertEquals(2, domain.getDataMaps().size());
        assertTrue(domain.getDataMaps().contains(map1));
        assertTrue(domain.getDataMaps().contains(map2));

        assertEquals(2, domain.getDataNodes().size());
        DataNode node1 = domain.getNode("node1");
        assertNotNull(node1);
        assertEquals(1, node1.getDataMaps().size());
        assertSame(map1, node1.getDataMaps().iterator().next());
        assertSame(node1, domain.lookupDataNode(map1));
        assertEquals(nodeDescriptor1.getDataSourceFactoryType(), node1
                .getDataSourceFactory());
        assertNotNull(node1.getDataSource());
        assertEquals(nodeDescriptor1.getParameters(), node1.getDataSourceLocation());

        assertEquals(nodeDescriptor1.getSchemaUpdateStrategyType(), node1
                .getSchemaUpdateStrategyName());
        assertNotNull(node1.getSchemaUpdateStrategy());
        assertEquals(nodeDescriptor1.getSchemaUpdateStrategyType(), node1
                .getSchemaUpdateStrategy()
                .getClass()
                .getName());

        assertNotNull(node1.getAdapter());
        assertEquals(OracleAdapter.class, node1.getAdapter().getClass());

        DataNode node2 = domain.getNode("node2");
        assertNotNull(node2);
        assertEquals(1, node2.getDataMaps().size());
        assertSame(map2, node2.getDataMaps().iterator().next());
        assertSame(node2, domain.lookupDataNode(map2));
        assertNull(node2.getDataSourceFactory());
        assertNotNull(node2.getDataSource());
        assertEquals(nodeDescriptor2.getParameters(), node2.getDataSourceLocation());
        assertEquals(SkipSchemaUpdateStrategy.class.getName(), node2
                .getSchemaUpdateStrategyName());
        assertNotNull(node2.getSchemaUpdateStrategy());
        assertEquals(SkipSchemaUpdateStrategy.class.getName(), node2
                .getSchemaUpdateStrategy()
                .getClass()
                .getName());

        assertNotNull(node2.getAdapter());
        assertSame(mockAdapter, node2.getAdapter());
    }
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        }
    }

    private void initNode(DataMap map) throws Exception {

        DataNode node = new DataNode(map.getName());
        node.setJdbcEventLogger(jdbcEventLogger);
        node.setAdapter(dbAdapter);
        node.setDataSource(dataSource);

        // setup test extended types
        node.getAdapter().getExtendedTypes().registerType(new StringET1ExtendedType());

        // tweak mapping with a delegate
        for (Procedure proc : map.getProcedures()) {
            unitDbAdapter.tweakProcedure(proc);
        }

        node.addDataMap(map);

        node.setSchemaUpdateStrategy(new SkipSchemaUpdateStrategy());
        domain.addNode(node);
    }
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        String template = "SELECT #result('id' 'int') FROM SUS1";
        SQLTemplate query = new SQLTemplate(Object.class, template);

        DataMap map = node.getEntityResolver().getDataMap("sus-map");
        DataNode dataNode = createDataNode(map);
        int sizeDB = getNameTablesInDB(dataNode).size();
        MockOperationObserver observer = new MockOperationObserver();
        try {

            generateDBWithDBGeneratorStrategy(dataNode, query, observer);
            int sizeDB2 = getNameTablesInDB(dataNode).size();
            assertEquals(2, sizeDB2 - sizeDB);
            dataNode.performQueries(Collections.singletonList((Query) query), observer);
            int sizeDB3 = getNameTablesInDB(dataNode).size();
            assertEquals(sizeDB2, sizeDB3);
        }
        finally {
            DataNode dataNode2 = createDataNode(map);
            dataNode2.setSchemaUpdateStrategy((SchemaUpdateStrategy) Class.forName(
                    dataNode2.getSchemaUpdateStrategyName()).newInstance());
            dropTables(map, dataNode2, observer);
        }
        assertEquals(getNameTablesInDB(dataNode).size(), sizeDB);
    }
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        String template = "SELECT #result('ARTIST_ID' 'int') FROM ARTIST ORDER BY ARTIST_ID";
        SQLTemplate query = new SQLTemplate(Object.class, template);
        DataMap map = node.getEntityResolver().getDataMap("sus-map");
        MockOperationObserver observer = new MockOperationObserver();
        DataNode dataNode = createDataNode(map);

        setStrategy(ThrowOnPartialSchemaStrategy.class.getName(), dataNode);

        try {
            dataNode.performQueries(Collections.singletonList((Query) query), observer);
        }
        catch (CayenneRuntimeException e) {
            assertNotNull(e);
        }

        try {
            dataNode.performQueries(Collections.singletonList((Query) query), observer);
        }
        catch (CayenneRuntimeException e) {
            assertNotNull(e);
        }
    }
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    public void testMixedStrategyTableNoExist() throws Exception {

        String template = "SELECT #result('id' 'int') FROM SUS1";
        SQLTemplate query = new SQLTemplate(Object.class, template);
        DataMap map = node.getEntityResolver().getDataMap("sus-map");
        DataNode dataNode = createDataNode(map);
        int sizeDB = getNameTablesInDB(dataNode).size();
        MockOperationObserver observer = new MockOperationObserver();

        setStrategy(ThrowOnPartialOrCreateSchemaStrategy.class.getName(), dataNode);

        try {
            dataNode.performQueries(Collections.singletonList((Query) query), observer);
            Map<String, Boolean> nameTables = getNameTablesInDB(dataNode);
            assertTrue(nameTables.get("sus1") != null || nameTables.get("SUS1") != null);
            int sizeDB2 = getNameTablesInDB(dataNode).size();
            assertEquals(2, sizeDB2 - sizeDB);
            dataNode.performQueries(Collections.singletonList((Query) query), observer);
            int sizeDB3 = getNameTablesInDB(dataNode).size();
            assertEquals(sizeDB2, sizeDB3);
        }
        finally {
            DataNode dataNode2 = createDataNode(map);
            dataNode2.setSchemaUpdateStrategy((SchemaUpdateStrategy) Class.forName(
                    dataNode2.getSchemaUpdateStrategyName()).newInstance());
            dropTables(map, dataNode2, observer);
        }
        assertEquals(getNameTablesInDB(dataNode).size(), sizeDB);

    }
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    public void testNoStandartSchema() {
        String template = "SELECT #result('ARTIST_ID' 'int') FROM ARTIST ORDER BY ARTIST_ID";
        SQLTemplate query = new SQLTemplate(Object.class, template);
        MockOperationObserver observer = new MockOperationObserver();
        DataMap map = node.getEntityResolver().getDataMap("sus-map");
        DataNode dataNode = createDataNode(map);

        setStrategy(TestSchemaUpdateStrategy.class.getName(), dataNode);

        dataNode.performQueries(Collections.singletonList((Query) query), observer);
        assertTrue(dataNode.getSchemaUpdateStrategy() instanceof TestSchemaUpdateStrategy);
    }
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        DbEntity entity = null;
        String template = "SELECT #result('ARTIST_ID' 'int') FROM ARTIST ORDER BY ARTIST_ID";
        SQLTemplate query = new SQLTemplate(Object.class, template);
        DataMap map = node.getEntityResolver().getDataMap("sus-map");
        MockOperationObserver observer = new MockOperationObserver();
        DataNode dataNode = createDataNode(map);

        DataNode dataNode2 = createDataNode(map);

        try {

            int sizeDB = getNameTablesInDB(dataNode).size();
            entity = createOneTable(dataNode);
            int sizeDB2 = getNameTablesInDB(dataNode).size();
            assertEquals(1, sizeDB2 - sizeDB);
            setStrategy(strategy, dataNode2);
            dataNode2.performQueries(Collections.singletonList((Query) query), observer);

        }
        catch (CayenneRuntimeException e) {
            assertNotNull(e);
        }
        try {
            dataNode2.performQueries(Collections.singletonList((Query) query), observer);
        }
        catch (CayenneRuntimeException e) {
            assertNotNull(e);
        }
        finally {
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        String template = "SELECT #result('ARTIST_ID' 'int') FROM ARTIST ORDER BY ARTIST_ID";
        SQLTemplate query = new SQLTemplate(Object.class, template);
        DataMap map = node.getEntityResolver().getDataMap("sus-map");
        MockOperationObserver observer = new MockOperationObserver();
        DataNode dataNode = createDataNode(map);
        int sizeDB = getNameTablesInDB(dataNode).size();
        generateDBWithDBGeneratorStrategy(dataNode, query, observer);
        int sizeDB2 = getNameTablesInDB(dataNode).size();
        assertEquals(2, sizeDB2 - sizeDB);
        try {
            DataNode dataNode2 = createDataNode(map);
            setStrategy(strategy, dataNode2);
            dataNode2.performQueries(Collections.singletonList((Query) query), observer);
        }
        finally {
            dropTables(map, dataNode, observer);
        }
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Related Classes of org.apache.cayenne.access.DataNode

  • net.bnubot.db.conf.SchemaValidator
  • org.apache.cayenne.access.dbsync.SchemaUpdateStrategyTest
  • org.apache.cayenne.access.jdbc.BatchAction
  • org.apache.cayenne.access.jdbc.ProcedureAction
  • org.apache.cayenne.access.jdbc.RowDescriptor
  • org.apache.cayenne.access.jdbc.SelectAction
  • org.apache.cayenne.access.jdbc.UpdateAction
  • org.apache.cayenne.access.util.PrimaryKeyHelper
  • org.apache.cayenne.CayenneDataObject
  • org.apache.cayenne.conf.RuntimeLoadDelegate
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