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Transactions that delete old updates must be read-write.

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This commit is contained in:
akwizgran
2017-11-08 14:23:30 +00:00
parent 75413b6c86
commit 1dd4960109
2 changed files with 9 additions and 5 deletions
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2
bramble-api/src/main/java/org/briarproject/bramble/api/properties/TransportPropertyManager.java
View File

@@ -33,7 +33,7 @@ public interface TransportPropertyManager {
/**
* Returns the local transport properties for all transports.
* <br/>
* Read-Only
* TODO: Transaction can be read-only when code is simplified
*/
Map<TransportId, TransportProperties> getLocalProperties(Transaction txn)
throws DbException;

12
bramble-core/src/main/java/org/briarproject/bramble/properties/TransportPropertyManagerImpl.java
View File

@@ -129,7 +129,8 @@ class TransportPropertyManagerImpl implements TransportPropertyManager,
public Map<TransportId, TransportProperties> getLocalProperties()
throws DbException {
Map<TransportId, TransportProperties> local;
Transaction txn = db.startTransaction(true);
// TODO: Transaction can be read-only when code is simplified
Transaction txn = db.startTransaction(false);
try {
local = getLocalProperties(txn);
db.commitTransaction(txn);
@@ -165,7 +166,8 @@ class TransportPropertyManagerImpl implements TransportPropertyManager,
throws DbException {
try {
TransportProperties p = null;
Transaction txn = db.startTransaction(true);
// TODO: Transaction can be read-only when code is simplified
Transaction txn = db.startTransaction(false);
try {
// Find the latest local update
LatestUpdate latest = findLatest(txn, localGroup.getId(), t,
@@ -192,7 +194,8 @@ class TransportPropertyManagerImpl implements TransportPropertyManager,
TransportId t) throws DbException {
Map<ContactId, TransportProperties> remote =
new HashMap<ContactId, TransportProperties>();
Transaction txn = db.startTransaction(true);
// TODO: Transaction can be read-only when code is simplified
Transaction txn = db.startTransaction(false);
try {
for (Contact c : db.getContacts(txn))
remote.put(c.getId(), getRemoteProperties(txn, c, t));
@@ -226,7 +229,8 @@ class TransportPropertyManagerImpl implements TransportPropertyManager,
public TransportProperties getRemoteProperties(ContactId c, TransportId t)
throws DbException {
TransportProperties p;
Transaction txn = db.startTransaction(true);
// TODO: Transaction can be read-only when code is simplified
Transaction txn = db.startTransaction(false);
try {
p = getRemoteProperties(txn, db.getContact(txn, c), t);
db.commitTransaction(txn);