Examples with DataChannelQueryFilter org.apache.cayenne.DataChannelQueryFilter used on opensource projects

Example 1 with DataChannelQueryFilter

use of org.apache.cayenne.DataChannelQueryFilter in project cayenne by apache.

the class DataDomainFiltersIT method testOnQuery_Blocking.

@Test
public void testOnQuery_Blocking() {
    DataDomain domain = runtime.getDataDomain();
    QueryResponse r1 = new ListResponse();
    QueryResponse r2 = new ListResponse();
    DataChannelQueryFilter f1 = (originatingContext, query, filterChain) -> r1;
    DataChannelQueryFilter f2 = (originatingContext, query, filterChain) -> r2;
    domain.queryFilters.add(f1);
    domain.queryFilters.add(f2);
    ObjectSelect<Artist> query = ObjectSelect.query(Artist.class);
    QueryResponse response = domain.onQuery(context, query);
    assertSame(r2, response);
}

Example 2 with DataChannelQueryFilter

use of org.apache.cayenne.DataChannelQueryFilter in project cayenne by apache.

the class DataDomainFiltersIT method testOnQuery_FilterOrdering.

@Test
public void testOnQuery_FilterOrdering() {
    DataDomain domain = runtime.getDataDomain();
    List<String> results = new ArrayList<>();
    DataChannelQueryFilter f1 = (originatingContext, query, filterChain) -> {
        results.add("f1start");
        QueryResponse response = filterChain.onQuery(originatingContext, query);
        results.add("f1end");
        return response;
    };
    DataChannelQueryFilter f2 = (originatingContext, query, filterChain) -> {
        results.add("f2start");
        QueryResponse response = filterChain.onQuery(originatingContext, query);
        results.add("f2end");
        return response;
    };
    domain.queryFilters.add(f1);
    domain.queryFilters.add(f2);
    ObjectSelect<Artist> query = ObjectSelect.query(Artist.class);
    QueryResponse response = domain.onQuery(context, query);
    assertNotNull(response);
    assertEquals(4, results.size());
    assertEquals("f2start", results.get(0));
    assertEquals("f1start", results.get(1));
    assertEquals("f1end", results.get(2));
    assertEquals("f2end", results.get(3));
}

Example 3 with DataChannelQueryFilter

use of org.apache.cayenne.DataChannelQueryFilter in project cayenne by apache.

the class DataDomainProvider method createAndInitDataDomain.

@SuppressWarnings("deprecation")
protected DataDomain createAndInitDataDomain() throws Exception {
    DataChannelDescriptor descriptor = loadDescriptor();
    DataDomain dataDomain = createDataDomain(descriptor.getName());
    dataDomain.setMaxIdQualifierSize(runtimeProperties.getInt(Constants.SERVER_MAX_ID_QUALIFIER_SIZE_PROPERTY, -1));
    dataDomain.setQueryCache(new NestedQueryCache(queryCache));
    dataDomain.setEntitySorter(injector.getInstance(EntitySorter.class));
    dataDomain.setEventManager(injector.getInstance(EventManager.class));
    dataDomain.setDataRowStoreFactory(injector.getInstance(DataRowStoreFactory.class));
    dataDomain.initWithProperties(descriptor.getProperties());
    for (DataMap dataMap : descriptor.getDataMaps()) {
        dataDomain.addDataMap(dataMap);
    }
    dataDomain.getEntityResolver().applyDBLayerDefaults();
    dataDomain.getEntityResolver().setValueObjectTypeRegistry(valueObjectTypeRegistry);
    dataDomain.getEntityResolver().setValueComparisionStrategyFactory(valueComparisonStrategyFactory);
    for (DataNodeDescriptor nodeDescriptor : descriptor.getNodeDescriptors()) {
        addDataNode(dataDomain, nodeDescriptor);
    }
    // init default node
    DataNode defaultNode = null;
    if (descriptor.getDefaultNodeName() != null) {
        defaultNode = dataDomain.getDataNode(descriptor.getDefaultNodeName());
    }
    if (defaultNode == null) {
        Collection<DataNode> allNodes = dataDomain.getDataNodes();
        if (allNodes.size() == 1) {
            defaultNode = allNodes.iterator().next();
        }
    }
    if (defaultNode != null) {
        logger.info("setting DataNode '" + defaultNode.getName() + "' as default, used by all unlinked DataMaps");
        dataDomain.setDefaultNode(defaultNode);
    }
    // filters are deprecated, used here for backward compatibility
    for (DataChannelFilter filter : filters) {
        dataDomain.addFilter(filter);
    }
    for (DataChannelQueryFilter filter : queryFilters) {
        dataDomain.addQueryFilter(filter);
    }
    for (DataChannelSyncFilter filter : syncFilters) {
        dataDomain.addSyncFilter(filter);
    }
    for (Object listener : listeners) {
        dataDomain.addListener(listener);
    }
    return dataDomain;
}