Replace events with return value and exceptions.

This commit is contained in:
akwizgran
2019-05-24 10:50:03 +01:00
parent bcc899eebf
commit 5be0e928c4
5 changed files with 66 additions and 174 deletions

View File

@@ -1,16 +1,24 @@
package org.briarproject.bramble.api.contact;
import org.briarproject.bramble.api.crypto.SecretKey;
import org.briarproject.bramble.api.db.ContactExistsException;
import org.briarproject.bramble.api.db.DbException;
import org.briarproject.bramble.api.identity.Author;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.api.plugin.TransportId;
import org.briarproject.bramble.api.plugin.duplex.DuplexTransportConnection;
import java.io.IOException;
@NotNullByDefault
public interface ContactExchangeManager {
/**
* Exchanges contact information with a remote peer.
*
* @return The contact's pseudonym
* @throws ContactExistsException If the contact already exists
*/
void exchangeContacts(TransportId t, DuplexTransportConnection conn,
SecretKey masterKey, boolean alice);
Author exchangeContacts(TransportId t, DuplexTransportConnection conn,
SecretKey masterKey, boolean alice) throws IOException, DbException;
}

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@@ -1,32 +0,0 @@
package org.briarproject.bramble.api.contact.event;
import org.briarproject.bramble.api.event.Event;
import org.briarproject.bramble.api.identity.Author;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import javax.annotation.Nullable;
@NotNullByDefault
public class ContactExchangeFailedEvent extends Event {
@Nullable
private final Author duplicateRemoteAuthor;
public ContactExchangeFailedEvent(@Nullable Author duplicateRemoteAuthor) {
this.duplicateRemoteAuthor = duplicateRemoteAuthor;
}
public ContactExchangeFailedEvent() {
this(null);
}
@Nullable
public Author getDuplicateRemoteAuthor() {
return duplicateRemoteAuthor;
}
public boolean wasDuplicateContact() {
return duplicateRemoteAuthor != null;
}
}

View File

@@ -1,20 +0,0 @@
package org.briarproject.bramble.api.contact.event;
import org.briarproject.bramble.api.event.Event;
import org.briarproject.bramble.api.identity.Author;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
@NotNullByDefault
public class ContactExchangeSucceededEvent extends Event {
private final Author remoteAuthor;
public ContactExchangeSucceededEvent(Author remoteAuthor) {
this.remoteAuthor = remoteAuthor;
}
public Author getRemoteAuthor() {
return remoteAuthor;
}
}