Examples with Query org.apache.cayenne.query.Query used on opensource projects

Example 6 with Query

use of org.apache.cayenne.query.Query in project cayenne by apache.

the class CayenneContextQueryAction method interceptRefreshQuery.

@Override
protected boolean interceptRefreshQuery() {
    if (query instanceof RefreshQuery) {
        RefreshQuery refreshQuery = (RefreshQuery) query;
        CayenneContext context = (CayenneContext) actingContext;
        // 1. refresh all
        if (refreshQuery.isRefreshAll()) {
            invalidateLocally(context.internalGraphManager(), context.internalGraphManager().registeredNodes().iterator());
            context.getQueryCache().clear();
            // cascade
            return !DONE;
        }
        // 2. invalidate object collection
        Collection<?> objects = refreshQuery.getObjects();
        if (objects != null && !objects.isEmpty()) {
            invalidateLocally(context.internalGraphManager(), objects.iterator());
            // cascade
            return !DONE;
        }
        // 3. refresh query - have to do it eagerly to refresh the objects involved
        if (refreshQuery.getQuery() != null) {
            Query cachedQuery = refreshQuery.getQuery();
            String cacheKey = cachedQuery.getMetaData(context.getEntityResolver()).getCacheKey();
            context.getQueryCache().remove(cacheKey);
            this.response = context.performGenericQuery(cachedQuery);
            // do not cascade to avoid running query twice
            return DONE;
        }
        // 4. refresh groups...
        if (refreshQuery.getGroupKeys() != null && refreshQuery.getGroupKeys().length > 0) {
            String[] groups = refreshQuery.getGroupKeys();
            for (String group : groups) {
                context.getQueryCache().removeGroup(group);
            }
            // cascade group invalidation
            return !DONE;
        }
    }
    return !DONE;
}

Example 7 with Query

use of org.apache.cayenne.query.Query in project cayenne by apache.

the class ClientServerChannelIT method testOnQuery.

@Test
public void testOnQuery() {
    final boolean[] genericDone = new boolean[1];
    MockDataChannel parent = new MockDataChannel(new EntityResolver()) {

        @Override
        public QueryResponse onQuery(ObjectContext context, Query query) {
            genericDone[0] = true;
            return super.onQuery(context, query);
        }
    };
    DataContext context = (DataContext) runtime.newContext(parent);
    QueryMessage message = new QueryMessage(new MockQuery());
    new ClientServerChannel(context).onQuery(null, message.getQuery());
    assertTrue(genericDone[0]);
}

Example 8 with Query

use of org.apache.cayenne.query.Query in project cayenne by apache.

the class ClientServerChannelIT method testPerformQueryObjectIDInjection.

@Test
public void testPerformQueryObjectIDInjection() throws Exception {
    tMtTable1.insert(55, "g1", "s1");
    Query query = new SelectQuery("MtTable1");
    QueryResponse response = clientServerChannel.onQuery(null, query);
    assertNotNull(response);
    List<?> results = response.firstList();
    assertNotNull(results);
    assertEquals(1, results.size());
    Object result = results.get(0);
    assertTrue(result instanceof ClientMtTable1);
    ClientMtTable1 clientObject = (ClientMtTable1) result;
    assertNotNull(clientObject.getObjectId());
    assertEquals(new ObjectId("MtTable1", MtTable1.TABLE1_ID_PK_COLUMN, 55), clientObject.getObjectId());
}

Example 9 with Query

use of org.apache.cayenne.query.Query in project cayenne by apache.

the class ClientServerChannelIT method testPerformQueryValuePropagation.

@Test
public void testPerformQueryValuePropagation() throws Exception {
    byte[] bytes = new byte[] { 1, 2, 3 };
    tMtTable3.insert(1, bytes, "abc", 4);
    Query query = new SelectQuery("MtTable3");
    QueryResponse response = clientServerChannel.onQuery(null, query);
    assertNotNull(response);
    List<?> results = response.firstList();
    assertNotNull(results);
    assertEquals(1, results.size());
    Object result = results.get(0);
    assertTrue("Result is of wrong type: " + result, result instanceof ClientMtTable3);
    ClientMtTable3 clientObject = (ClientMtTable3) result;
    assertEquals("abc", clientObject.getCharColumn());
    assertEquals(new Integer(4), clientObject.getIntColumn());
    assertTrue(new EqualsBuilder().append(clientObject.getBinaryColumn(), bytes).isEquals());
}

Example 10 with Query

use of org.apache.cayenne.query.Query in project cayenne by apache.

the class SchemaUpdateStrategyIT method testNoStandardSchema.

@Test
public void testNoStandardSchema() throws Exception {
    String template = "SELECT #result('ARTIST_ID' 'int') FROM ARTIST ORDER BY ARTIST_ID";
    SQLTemplate query = new SQLTemplate(Object.class, template);
    MockOperationObserver observer = new MockOperationObserver();
    setStrategy(TstSchemaUpdateStrategy.class);
    node.performQueries(Collections.singletonList((Query) query), observer);
    assertTrue(node.getSchemaUpdateStrategy() instanceof TstSchemaUpdateStrategy);
}