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package org.apache.james.mailbox.store;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Set;
import javax.mail.Flags;
import javax.mail.util.SharedByteArrayInputStream;
import junit.framework.Assert;
import org.apache.james.mailbox.exception.MailboxException;
import org.apache.james.mailbox.model.MessageMetaData;
import org.apache.james.mailbox.model.MessageRange;
import org.apache.james.mailbox.model.MessageResult;
import org.apache.james.mailbox.model.MessageResult.FetchGroup;
import org.apache.james.mailbox.model.UpdatedFlags;
import org.apache.james.mailbox.store.mail.MessageMapper;
import org.apache.james.mailbox.store.mail.model.Mailbox;
import org.apache.james.mailbox.store.mail.model.Message;
import org.apache.james.mailbox.store.mail.model.impl.PropertyBuilder;
import org.apache.james.mailbox.store.mail.model.impl.SimpleMessage;
import org.junit.Test;
public class StoreMessageResultIteratorTest {
@Test
public void testBatching() {
MessageRange range = MessageRange.range(1, 10);
int batchSize = 3;
StoreMessageResultIterator<Long> it = new StoreMessageResultIterator<Long>(new MessageMapper<Long>() {
@Override
public void endRequest() {
throw new UnsupportedOperationException();
}
@Override
public <T> T execute(Transaction<T> transaction) throws MailboxException {
throw new UnsupportedOperationException();
}
@Override
public Iterator<Message<Long>> findInMailbox(Mailbox<Long> mailbox, MessageRange set,
org.apache.james.mailbox.store.mail.MessageMapper.FetchType type, int limit)
throws MailboxException {
long start = set.getUidFrom();
long end = set.getUidTo();
long calcEnd = start + limit;
if (calcEnd > end) {
calcEnd = end;
}
List<Message<Long>> messages = new ArrayList<Message<Long>>();
long i = start;
while (i < calcEnd) {
long uid = i;
SimpleMessage<Long> m = new SimpleMessage<Long>(null, 0, 0, new SharedByteArrayInputStream(
"".getBytes()), new Flags(), new PropertyBuilder(), 1L);
m.setUid(uid);
messages.add(m);
i++;
}
return messages.iterator();
}
@Override
public Map<Long, MessageMetaData> expungeMarkedForDeletionInMailbox(Mailbox<Long> mailbox, MessageRange set)
throws MailboxException {
throw new UnsupportedOperationException();
}
@Override
public long countMessagesInMailbox(Mailbox<Long> mailbox) throws MailboxException {
throw new UnsupportedOperationException();
}
@Override
public long countUnseenMessagesInMailbox(Mailbox<Long> mailbox) throws MailboxException {
throw new UnsupportedOperationException();
}
@Override
public void delete(Mailbox<Long> mailbox, Message<Long> message) throws MailboxException {
throw new UnsupportedOperationException();
}
@Override
public Long findFirstUnseenMessageUid(Mailbox<Long> mailbox) throws MailboxException {
throw new UnsupportedOperationException();
}
@Override
public List<Long> findRecentMessageUidsInMailbox(Mailbox<Long> mailbox) throws MailboxException {
throw new UnsupportedOperationException();
}
@Override
public MessageMetaData add(Mailbox<Long> mailbox, Message<Long> message) throws MailboxException {
throw new UnsupportedOperationException();
}
@Override
public Iterator<UpdatedFlags> updateFlags(Mailbox<Long> mailbox, Flags flags, boolean value,
boolean replace, MessageRange set) throws MailboxException {
throw new UnsupportedOperationException();
}
@Override
public MessageMetaData copy(Mailbox<Long> mailbox, Message<Long> original) throws MailboxException {
throw new UnsupportedOperationException();
}
@Override
public long getLastUid(Mailbox<Long> mailbox) throws MailboxException {
throw new UnsupportedOperationException();
}
@Override
public long getHighestModSeq(Mailbox<Long> mailbox) throws MailboxException {
throw new UnsupportedOperationException();
}
@Override
public MessageMetaData move(Mailbox<Long> mailbox, Message<Long> original) throws MailboxException {
throw new UnsupportedOperationException();
}
}, null, range, batchSize, new FetchGroup() {
@Override
public Set<PartContentDescriptor> getPartContentDescriptors() {
return null;
}
@Override
public int content() {
return FetchGroup.MINIMAL;
}
});
long i = 1;
while (it.hasNext()) {
MessageResult r = it.next();
Assert.assertEquals(i++, r.getUid());
}
Assert.assertEquals(10, i);
}
}