server/container/guice/jpa-common/src/main/java/org/apache/james/modules/data/JPAMailRepositoryModule.java

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package org.apache.james.modules.data;

import org.apache.commons.configuration2.BaseHierarchicalConfiguration;
import org.apache.james.mailrepository.api.MailRepositoryFactory;
import org.apache.james.mailrepository.api.MailRepositoryUrlStore;
import org.apache.james.mailrepository.api.Protocol;
import org.apache.james.mailrepository.jpa.JPAMailRepository;
import org.apache.james.mailrepository.jpa.JPAMailRepositoryFactory;
import org.apache.james.mailrepository.jpa.JPAMailRepositoryUrlStore;
import org.apache.james.mailrepository.memory.MailRepositoryStoreConfiguration;

import com.google.common.collect.ImmutableList;
import com.google.inject.AbstractModule;
import com.google.inject.Scopes;
import com.google.inject.multibindings.Multibinder;

public class JPAMailRepositoryModule extends AbstractModule {

    @Override
    protected void configure() {
        bind(JPAMailRepositoryUrlStore.class).in(Scopes.SINGLETON);

        bind(MailRepositoryUrlStore.class).to(JPAMailRepositoryUrlStore.class);

        bind(MailRepositoryStoreConfiguration.Item.class)
            .toProvider(() -> new MailRepositoryStoreConfiguration.Item(
                ImmutableList.of(new Protocol("jpa")),
                JPAMailRepository.class.getName(),
                new BaseHierarchicalConfiguration()));

        Multibinder.newSetBinder(binder(), MailRepositoryFactory.class)
                .addBinding().to(JPAMailRepositoryFactory.class);
    }
}