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[bramble] throw exceptions when adding pending contact which exists

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This commit is contained in:
Torsten Grote
2019-10-15 10:32:52 -03:00
parent 5f29ab3b40
commit 75fcd28071
5 changed files with 32 additions and 7 deletions
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9
bramble-api/src/main/java/org/briarproject/bramble/api/contact/ContactManager.java
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@@ -4,8 +4,10 @@ import org.briarproject.bramble.api.FormatException;
import org.briarproject.bramble.api.Pair;
import org.briarproject.bramble.api.UnsupportedVersionException;
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.db.NoSuchContactException;
import org.briarproject.bramble.api.db.PendingContactExistsException;
import org.briarproject.bramble.api.db.Transaction;
import org.briarproject.bramble.api.identity.Author;
import org.briarproject.bramble.api.identity.AuthorId;
@@ -117,9 +119,14 @@ public interface ContactManager {
* @throws FormatException If the link is invalid
* @throws GeneralSecurityException If the pending contact's handshake
* public key is invalid
* @throws ContactExistsException If a contact with the same handshake
* public key already exists
* @throws PendingContactExistsException If a pending contact with the same
* handshake public key already exists
*/
PendingContact addPendingContact(String link, String alias)
throws DbException, FormatException, GeneralSecurityException;
throws DbException, FormatException, GeneralSecurityException,
ContactExistsException, PendingContactExistsException;
/**
* Returns the pending contact with the given ID.

2
bramble-api/src/main/java/org/briarproject/bramble/api/db/DatabaseComponent.java
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@@ -83,7 +83,7 @@ public interface DatabaseComponent extends TransactionManager {
/**
* Stores a pending contact.
*/
void addPendingContact(Transaction txn, PendingContact p)
void addPendingContact(Transaction txn, PendingContact p, AuthorId local)
throws DbException;
/**

12
bramble-api/src/main/java/org/briarproject/bramble/api/db/PendingContactExistsException.java
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@@ -1,9 +1,21 @@
package org.briarproject.bramble.api.db;
import org.briarproject.bramble.api.contact.PendingContact;
/**
* Thrown when a duplicate pending contact is added to the database. This
* exception may occur due to concurrent updates and does not indicate a
* database error.
*/
public class PendingContactExistsException extends DbException {
private final PendingContact pendingContact;
public PendingContactExistsException(PendingContact pendingContact) {
this.pendingContact = pendingContact;
}
public PendingContact getPendingContact() {
return pendingContact;
}
}