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package org.apache.james.mailbox.jpa;

import javax.persistence.EntityManagerFactory;

import org.apache.james.backends.jpa.JpaTestCluster;
import org.apache.james.mailbox.acl.GroupMembershipResolver;
import org.apache.james.mailbox.acl.MailboxACLResolver;
import org.apache.james.mailbox.acl.SimpleGroupMembershipResolver;
import org.apache.james.mailbox.acl.UnionMailboxACLResolver;
import org.apache.james.mailbox.events.InVMEventBus;
import org.apache.james.mailbox.events.delivery.InVmEventDelivery;
import org.apache.james.mailbox.jpa.mail.JPAModSeqProvider;
import org.apache.james.mailbox.jpa.mail.JPAUidProvider;
import org.apache.james.mailbox.jpa.openjpa.OpenJPAMailboxManager;
import org.apache.james.mailbox.store.Authenticator;
import org.apache.james.mailbox.store.Authorizator;
import org.apache.james.mailbox.store.JVMMailboxPathLocker;
import org.apache.james.mailbox.store.SessionProvider;
import org.apache.james.mailbox.store.StoreMailboxAnnotationManager;
import org.apache.james.mailbox.store.StoreRightManager;
import org.apache.james.mailbox.store.extractor.DefaultTextExtractor;
import org.apache.james.mailbox.store.mail.model.DefaultMessageId;
import org.apache.james.mailbox.store.mail.model.impl.MessageParser;
import org.apache.james.mailbox.store.quota.QuotaComponents;
import org.apache.james.mailbox.store.search.MessageSearchIndex;
import org.apache.james.mailbox.store.search.SimpleMessageSearchIndex;
import org.apache.james.metrics.api.NoopMetricFactory;

public class JpaMailboxManagerProvider {

    private static final int LIMIT_ANNOTATIONS = 3;
    private static final int LIMIT_ANNOTATION_SIZE = 30;

    public static OpenJPAMailboxManager provideMailboxManager(JpaTestCluster jpaTestCluster) {
        EntityManagerFactory entityManagerFactory = jpaTestCluster.getEntityManagerFactory();
        JVMMailboxPathLocker locker = new JVMMailboxPathLocker();
        JPAMailboxSessionMapperFactory mf = new JPAMailboxSessionMapperFactory(entityManagerFactory, new JPAUidProvider(locker, entityManagerFactory), new JPAModSeqProvider(locker, entityManagerFactory));

        MailboxACLResolver aclResolver = new UnionMailboxACLResolver();
        GroupMembershipResolver groupMembershipResolver = new SimpleGroupMembershipResolver();
        MessageParser messageParser = new MessageParser();

        Authenticator noAuthenticator = null;
        Authorizator noAuthorizator = null;

        InVMEventBus eventBus = new InVMEventBus(new InVmEventDelivery(new NoopMetricFactory()));
        StoreRightManager storeRightManager = new StoreRightManager(mf, aclResolver, groupMembershipResolver, eventBus);
        StoreMailboxAnnotationManager annotationManager = new StoreMailboxAnnotationManager(mf, storeRightManager,
            LIMIT_ANNOTATIONS, LIMIT_ANNOTATION_SIZE);
        SessionProvider sessionProvider = new SessionProvider(noAuthenticator, noAuthorizator);
        QuotaComponents quotaComponents = QuotaComponents.disabled(sessionProvider, mf);
        MessageSearchIndex index = new SimpleMessageSearchIndex(mf, mf, new DefaultTextExtractor());

        return new OpenJPAMailboxManager(mf, sessionProvider,
            messageParser, new DefaultMessageId.Factory(),
            eventBus, annotationManager,
            storeRightManager, quotaComponents, index);
    }
}
