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package org.apache.cayenne.remote;

import org.apache.cayenne.CayenneContext;
import org.apache.cayenne.access.ClientServerChannel;
import org.apache.cayenne.access.DataContext;
import org.apache.cayenne.cache.MapQueryCache;
import org.apache.cayenne.di.Inject;
import org.apache.cayenne.event.DefaultEventManager;
import org.apache.cayenne.unit.UnitLocalConnection;
import org.apache.cayenne.unit.di.client.ClientCase;
import org.apache.cayenne.unit.di.server.DBCleaner;
import org.junit.Before;

public abstract class RemoteCayenneCase extends ClientCase {

    protected CayenneContext clientContext;

    @Inject
    private DBCleaner dbCleaner;

    @Inject
    protected DataContext serverContext;

    /**
     * Used serialization policy. Per CAY-979 we're testing on all policies
     */
    protected int serializationPolicy;

    @Before
    public void setUpClientContext() throws Exception {
        clientContext = createROPContext();
    }

    protected CayenneContext createROPContext() {
        ClientServerChannel clientServerChannel = new ClientServerChannel(serverContext);
        UnitLocalConnection connection = new UnitLocalConnection(
                clientServerChannel,
                serializationPolicy);
        ClientChannel channel = new ClientChannel(connection, false,
        // we want events, but we don't want thread leaks, so creating single threaded EM.
        // TODO: replace with container managed ClientCase.
                new DefaultEventManager(0),
                false);
        CayenneContext context = new CayenneContext(channel, true, true);
        context.setQueryCache(new MapQueryCache(10));
        return context;
    }
}