Examples of com.google.appengine.api.datastore.Query.addSort()

Package com.google.appengine.api.datastore

Class com.google.appengine.api.datastore.Query

Examples of com.google.appengine.api.datastore.Query.addSort()

com.google.appengine.api.datastore.Query.addSort()
google.com/appengine/docs/java/datastore"> datastore documentation. @return {@code this} (for chaining) @throws NullPointerException If any argument is null.


    @Test
    @InSequence(2)
    public void testStep2BigAsList() {
        Query q = new Query(kindName, rootKey);
        q.addSort("count", Query.SortDirection.DESCENDING);
        List<Entity> eData = service.prepare(q).asList(fo);
        assertEquals(bigCount, eData.size());
        assertEquals(new Integer(bigCount - 1).longValue(), eData.get(0).getProperty("count"));
    }

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        }
    }


    protected void doSort(String kind, String pName, Object fDat, Query.SortDirection direction) {
        Query query = new Query(kind, rootKey);
        query.addSort(pName, direction);
        Object[] result = getResult(query, pName);
        assertEquals(fDat.toString(), result[0].toString());
    }


//    protected void doSort(String kind, String pName, Object[] expDat, Query.SortDirection direction) {

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//        assertTrue(Arrays.equals(result, expDat));
//    }


    protected void doSort(String kind, String pName, int expDat, Query.SortDirection direction) {
        Query query = new Query(kind, rootKey);
        query.addSort(pName, direction);
        Object[] result = getResult(query, pName);
        assertEquals(expDat, result.length);
    }


    protected void ensureRootEntityExists() throws InterruptedException {

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    protected List<Entity> doQuery(String kind, String pName, Class<?> type, boolean indexed) {
        FetchOptions fo = FetchOptions.Builder.withDefaults();
        Query query = new Query(kind, rootKey);
        if (indexed) {
            query.addProjection(new PropertyProjection(pName, type));
            query.addSort(pName);
        }
        return service.prepare(query).asList(fo);
    }


    protected Entity getSingleEntity(DatastoreService ds, Key key) {

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    }


    @Override
    public void doSort(String kind, String pName, int expDat, Query.SortDirection direction) {
        Query query = new Query(kind);
        query.addSort(pName, direction);
        Object[] result = getResult(query, pName);
        assertEquals(expDat, result.length);
    }
}

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    @Test
    public void testDistinctSort() {
        Query query = new Query(kindName, rootKey);
        query.addProjection(new PropertyProjection("stringData", String.class));
        query.addProjection(new PropertyProjection("floatData", Float.class));
        query.addSort("stringData", Query.SortDirection.DESCENDING);
        query.setDistinct(true);
        assertEquals(7, service.prepare(query).countEntities(fo));
        assertTrue(query.getDistinct());
        query.addSort("floatData", Query.SortDirection.DESCENDING);
        assertEquals(7, service.prepare(query).countEntities(fo));

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        query.addProjection(new PropertyProjection("floatData", Float.class));
        query.addSort("stringData", Query.SortDirection.DESCENDING);
        query.setDistinct(true);
        assertEquals(7, service.prepare(query).countEntities(fo));
        assertTrue(query.getDistinct());
        query.addSort("floatData", Query.SortDirection.DESCENDING);
        assertEquals(7, service.prepare(query).countEntities(fo));
    }


    @Test
    public void testDistinctFilter() {

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    public void testDistinctFilter() {
        Query query = new Query(kindName, rootKey);
        query.addProjection(new PropertyProjection("stringData", String.class));
        query.addProjection(new PropertyProjection("floatData", Float.class));
        query.setFilter(new FilterPredicate("stringData", Query.FilterOperator.NOT_EQUAL, "string1"));
        query.addSort("stringData", Query.SortDirection.DESCENDING);
        query.setDistinct(true);
        assertEquals(5, service.prepare(query).countEntities(fo));
        assertTrue(query.getDistinct());
    }

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        Query query = new Query(kindName, rootKey);
        query.addProjection(new PropertyProjection("stringData", String.class));
        query.addProjection(new PropertyProjection("floatData", Float.class));
        query.setFilter(new FilterPredicate("stringData", Query.FilterOperator.GREATER_THAN,
            "string0"));
        query.addSort("stringData", Query.SortDirection.DESCENDING);
        query.addSort("floatData", Query.SortDirection.DESCENDING);
        query.setDistinct(true);
        assertEquals(2, service.prepare(query).countEntities(fo));
        assertTrue(query.getDistinct());
    }

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        query.addProjection(new PropertyProjection("stringData", String.class));
        query.addProjection(new PropertyProjection("floatData", Float.class));
        query.setFilter(new FilterPredicate("stringData", Query.FilterOperator.GREATER_THAN,
            "string0"));
        query.addSort("stringData", Query.SortDirection.DESCENDING);
        query.addSort("floatData", Query.SortDirection.DESCENDING);
        query.setDistinct(true);
        assertEquals(2, service.prepare(query).countEntities(fo));
        assertTrue(query.getDistinct());
    }
}

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