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package org.apache.cayenne.access;
import org.apache.cayenne.ObjectContext;
import org.apache.cayenne.ValueHolder;
import org.apache.cayenne.cache.QueryCache;
import org.apache.cayenne.di.Inject;
import org.apache.cayenne.exp.ExpressionFactory;
import org.apache.cayenne.query.MappedSelect;
import org.apache.cayenne.query.SelectQuery;
import org.apache.cayenne.query.SortOrder;
import org.apache.cayenne.test.jdbc.DBHelper;
import org.apache.cayenne.test.jdbc.TableHelper;
import org.apache.cayenne.testdo.mt.ClientMtTable1;
import org.apache.cayenne.testdo.mt.ClientMtTable2;
import org.apache.cayenne.unit.di.client.ClientCase;
import org.apache.cayenne.unit.di.server.CayenneProjects;
import org.apache.cayenne.unit.di.server.UseServerRuntime;
import org.apache.cayenne.util.PersistentObjectHolder;
import org.apache.cayenne.util.PersistentObjectList;
import org.junit.Before;
import org.junit.Test;
import java.util.List;
import static org.junit.Assert.*;
@UseServerRuntime(CayenneProjects.MULTI_TIER_PROJECT)
public class ClientServerChannelQueryIT extends ClientCase {
@Inject(ClientCase.ROP_CLIENT_KEY)
protected ObjectContext context;
@Inject
private ClientServerChannel serverChannel;
@Inject
private DBHelper dbHelper;
private TableHelper tMtTable1;
private TableHelper tMtTable2;
@Before
public void setUp() throws Exception {
tMtTable1 = new TableHelper(dbHelper, "MT_TABLE1");
tMtTable1.setColumns("TABLE1_ID", "GLOBAL_ATTRIBUTE1", "SERVER_ATTRIBUTE1");
tMtTable2 = new TableHelper(dbHelper, "MT_TABLE2");
tMtTable2.setColumns("TABLE2_ID", "TABLE1_ID", "GLOBAL_ATTRIBUTE");
}
protected void createSevenMtTable1sDataSet() throws Exception {
for (int i = 1; i <= 7; i++) {
tMtTable1.insert(i, "g" + i, "s" + i);
}
}
protected void createTwoMtTable1sAnd2sDataSet() throws Exception {
tMtTable1.insert(1, "g1", "s1");
tMtTable1.insert(2, "g2", "s2");
tMtTable2.insert(1, 1, "g1");
tMtTable2.insert(2, 1, "g2");
}
@SuppressWarnings("deprecation")
@Test
public void testPaginatedQueryServerCacheOverflow() throws Exception {
createSevenMtTable1sDataSet();
SelectQuery query = new SelectQuery(ClientMtTable1.class);
query.addOrdering(ClientMtTable1.GLOBAL_ATTRIBUTE1_PROPERTY, SortOrder.ASCENDING);
query.setPageSize(3);
List<?> results = context.performQuery(query);
// read page 1
assertTrue(results.get(0) instanceof ClientMtTable1);
// now kick out the server-side list from local cache, and see if the query would
// recover...
QueryCache qc = serverChannel.getQueryCache();
assertEquals(1, qc.size());
qc.clear();
assertEquals(0, qc.size());
assertTrue(results.get(3) instanceof ClientMtTable1);
}
@Test
public void testParameterizedMappedToEJBQLQueries() throws Exception {
createTwoMtTable1sAnd2sDataSet();
List<?> r1 = context.performQuery(MappedSelect.query("ParameterizedEJBQLMtQuery").param("g", "g1"));
assertEquals(1, r1.size());
assertTrue(r1.get(0) instanceof ClientMtTable1);
}
@Test
public void testNamedQuery() throws Exception {
createTwoMtTable1sAnd2sDataSet();
List<?> results = context.performQuery(MappedSelect.query("AllMtTable1"));
assertEquals(2, results.size());
assertTrue(results.get(0) instanceof ClientMtTable1);
}
@Test
public void testSelectQueryEntityNameRoot() throws Exception {
createTwoMtTable1sAnd2sDataSet();
SelectQuery q = new SelectQuery("MtTable1");
List<?> results = context.performQuery(q);
assertEquals(2, results.size());
assertTrue(results.get(0) instanceof ClientMtTable1);
}
@Test
public void testSelectQueryClientClassRoot() throws Exception {
createTwoMtTable1sAnd2sDataSet();
SelectQuery q = new SelectQuery(ClientMtTable1.class);
List<?> results = context.performQuery(q);
assertEquals(2, results.size());
assertTrue(results.get(0) instanceof ClientMtTable1);
}
@Test
public void testSelectQuerySimpleQualifier() throws Exception {
createTwoMtTable1sAnd2sDataSet();
SelectQuery q = new SelectQuery(ClientMtTable1.class, ExpressionFactory.exp("globalAttribute1 = 'g1'"));
List<?> results = context.performQuery(q);
assertEquals(1, results.size());
assertTrue(results.get(0) instanceof ClientMtTable1);
}
@Test
public void testSelectQueryToManyRelationshipQualifier() throws Exception {
createTwoMtTable1sAnd2sDataSet();
SelectQuery q = new SelectQuery(ClientMtTable1.class, ExpressionFactory.exp("table2Array.globalAttribute = 'g1'"));
List<?> results = context.performQuery(q);
assertEquals(1, results.size());
assertTrue(results.get(0) instanceof ClientMtTable1);
}
@Test
public void testSelectQueryOrdering() throws Exception {
createTwoMtTable1sAnd2sDataSet();
SelectQuery q = new SelectQuery("MtTable1");
q.addOrdering(ClientMtTable1.GLOBAL_ATTRIBUTE1_PROPERTY, SortOrder.ASCENDING);
List<?> results = context.performQuery(q);
assertEquals(2, results.size());
ClientMtTable1 o1 = (ClientMtTable1) results.get(0);
ClientMtTable1 o2 = (ClientMtTable1) results.get(1);
assertTrue(o1.getGlobalAttribute1().compareTo(o2.getGlobalAttribute1()) < 0);
// now run the same query with reverse ordering to check that the first ordering
// result wasn't coincidental.
q.clearOrderings();
q.addOrdering(ClientMtTable1.GLOBAL_ATTRIBUTE1_PROPERTY, SortOrder.DESCENDING);
List<?> results1 = context.performQuery(q);
assertEquals(2, results1.size());
ClientMtTable1 o3 = (ClientMtTable1) results1.get(0);
ClientMtTable1 o4 = (ClientMtTable1) results1.get(1);
assertTrue(o3.getGlobalAttribute1().compareTo(o4.getGlobalAttribute1()) > 0);
}
@Test
public void testSelectQueryPrefetchToOne() throws Exception {
createTwoMtTable1sAnd2sDataSet();
SelectQuery q = new SelectQuery(ClientMtTable2.class, ExpressionFactory.exp("globalAttribute = 'g1'"));
q.addPrefetch(ClientMtTable2.TABLE1_PROPERTY);
List<?> results = context.performQuery(q);
assertEquals(1, results.size());
ClientMtTable2 result = (ClientMtTable2) results.get(0);
ValueHolder holder = result.getTable1Direct();
assertNotNull(holder);
assertTrue(holder instanceof PersistentObjectHolder);
PersistentObjectHolder objectHolder = (PersistentObjectHolder) holder;
assertFalse(objectHolder.isFault());
ClientMtTable1 target = (ClientMtTable1) objectHolder.getValue();
assertNotNull(target);
}
@Test
public void testSelectQueryPrefetchToMany() throws Exception {
createTwoMtTable1sAnd2sDataSet();
SelectQuery q = new SelectQuery(ClientMtTable1.class, ExpressionFactory.exp("globalAttribute1 = 'g1'"));
q.addPrefetch(ClientMtTable1.TABLE2ARRAY_PROPERTY);
List<?> results = context.performQuery(q);
assertEquals(1, results.size());
ClientMtTable1 result = (ClientMtTable1) results.get(0);
List<?> holder = result.getTable2ArrayDirect();
assertNotNull(holder);
assertTrue(holder instanceof PersistentObjectList);
PersistentObjectList objectHolder = (PersistentObjectList) holder;
assertFalse(objectHolder.isFault());
assertEquals(2, objectHolder.size());
}
}