Examples with DataNode org.apache.cayenne.access.DataNode used on opensource projects

Example 21 with DataNode

use of org.apache.cayenne.access.DataNode in project cayenne by apache.

the class SyntheticNodeDataDomainProvider method createAndInitDataDomain.

@Override
protected DataDomain createAndInitDataDomain() throws Exception {
    DataDomain dataDomain = super.createAndInitDataDomain();
    // no nodes... add a synthetic node... it will become the default
    if (dataDomain.getDataNodes().isEmpty()) {
        DataChannelDescriptor channelDescriptor = new DataChannelDescriptor();
        DataNodeDescriptor nodeDescriptor = new DataNodeDescriptor(createSyntheticDataNodeName(dataDomain));
        for (DataMap map : dataDomain.getDataMaps()) {
            nodeDescriptor.getDataMapNames().add(map.getName());
        }
        nodeDescriptor.setDataChannelDescriptor(channelDescriptor);
        DataNode node = addDataNode(dataDomain, nodeDescriptor);
        dataDomain.setDefaultNode(node);
    }
    return dataDomain;
}

Example 22 with DataNode

use of org.apache.cayenne.access.DataNode in project cayenne by apache.

the class CreateTableToDb method execute.

@Override
public void execute(MergerContext mergerContext) {
    try {
        DataNode node = mergerContext.getDataNode();
        DbAdapter adapter = node.getAdapter();
        if (needAutoPkSupport()) {
            adapter.getPkGenerator().createAutoPk(node, Collections.singletonList(getEntity()));
        }
        executeSql(mergerContext, adapter.createTable(getEntity()));
    } catch (Exception e) {
        mergerContext.getValidationResult().addFailure(new SimpleValidationFailure(this, e.getMessage()));
    }
}

Example 23 with DataNode

use of org.apache.cayenne.access.DataNode in project cayenne by apache.

the class TokensToModelExecutionTest method testCreateAndDropColumn.

@Test
public void testCreateAndDropColumn() throws Exception {
    DbAttribute attr = dbAttr("attr").build();
    DbEntity entity = dbEntity().build();
    DataMap dataMap = dataMap().with(entity).build();
    assertEquals(1, dataMap.getDbEntityMap().size());
    assertTrue(dataMap.getObjEntityMap().isEmpty());
    MergerContext context = MergerContext.builder(dataMap).dataNode(new DataNode()).build();
    new DefaultMergerTokenFactory().createAddColumnToModel(entity, attr).execute(context);
    assertEquals(1, dataMap.getDbEntityMap().size());
    assertEquals(1, entity.getAttributes().size());
    assertEquals(attr, entity.getAttribute(attr.getName()));
    new DefaultMergerTokenFactory().createDropColumnToModel(entity, attr).execute(context);
    assertEquals(1, dataMap.getDbEntityMap().size());
    assertTrue(entity.getAttributes().isEmpty());
    assertTrue(dataMap.getObjEntityMap().isEmpty());
}