org.apache.james.utils.GuiceMailboxManagerResolver Maven / Gradle / Ivy
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package org.apache.james.utils;
import java.util.Map;
import java.util.Optional;
import java.util.Set;
import java.util.stream.Collectors;
import org.apache.james.adapter.mailbox.MailboxManagerResolver;
import org.apache.james.adapter.mailbox.MailboxManagerResolverException;
import org.apache.james.mailbox.MailboxManager;
import com.google.common.collect.ImmutableMap;
import com.google.inject.Inject;
public class GuiceMailboxManagerResolver implements MailboxManagerResolver {
private final ImmutableMap managers;
@Inject
private GuiceMailboxManagerResolver(Set managers) {
this.managers = indexManagersByName(managers);
}
private static ImmutableMap indexManagersByName(Set managers) {
return ImmutableMap.copyOf(managers.stream().collect(
Collectors.toMap(MailboxManagerDefinition::getName, MailboxManagerDefinition::getManager)));
}
@Override
public Map getMailboxManagerBeans() {
return managers;
}
@Override
public MailboxManager resolveMailboxManager(String mailboxManagerClassName) {
return Optional.ofNullable(managers.get(mailboxManagerClassName)).orElseThrow(
() -> new MailboxManagerResolverException("Unable to find a mailbox manager with name " + mailboxManagerClassName));
}
}