Details
-
Bug
-
Resolution: Done
-
Minor - P4
-
3.0.0
-
None
Description
I am trying to unlock a locked 3.x database.
public static void unlockMongoDB(MongoClient m) throws Exception |
{
|
String context = "MongoDBHelper-unlockMongoDB: "; |
Logger.info(context + "Checking if MongoDB instance needs to be unlocked"); |
|
|
if(m.isLocked()) |
{
|
Logger.info(context + "Unlocking MongoDB instance"); |
m.unlock();
|
}
|
}
|
isLocked() fails with the following stack trace
13 Jul 2015 02:20:20,893 ERROR ~ Prematurely reached end of stream
|
13 Jul 2015 02:20:20,894 ERROR ~ com.mongodb.MongoSocketReadException: Prematurely reached end of stream
|
at com.mongodb.connection.SocketStream.read(SocketStream.java:88)
|
at com.mongodb.connection.InternalStreamConnection.receiveResponseBuffers(InternalStreamConnection.java:491)
|
at com.mongodb.connection.InternalStreamConnection.receiveMessage(InternalStreamConnection.java:221)
|
at com.mongodb.connection.UsageTrackingInternalConnection.receiveMessage(UsageTrackingInternalConnection.java:102)
|
at com.mongodb.connection.DefaultConnectionPool$PooledConnection.receiveMessage(DefaultConnectionPool.java:416)
|
at com.mongodb.connection.QueryProtocol.receiveMessage(QueryProtocol.java:282)
|
at com.mongodb.connection.QueryProtocol.execute(QueryProtocol.java:229)
|
at com.mongodb.connection.QueryProtocol.execute(QueryProtocol.java:38)
|
at com.mongodb.connection.DefaultServer$DefaultServerProtocolExecutor.execute(DefaultServer.java:155)
|
at com.mongodb.connection.DefaultServerConnection.executeProtocol(DefaultServerConnection.java:219)
|
at com.mongodb.connection.DefaultServerConnection.query(DefaultServerConnection.java:166)
|
at com.mongodb.operation.FindOperation$1.call(FindOperation.java:397)
|
at com.mongodb.operation.FindOperation$1.call(FindOperation.java:394)
|
at com.mongodb.operation.OperationHelper.withConnectionSource(OperationHelper.java:195)
|
at com.mongodb.operation.OperationHelper.withConnection(OperationHelper.java:168)
|
at com.mongodb.operation.FindOperation.execute(FindOperation.java:394)
|
at com.mongodb.operation.FindOperation.execute(FindOperation.java:57)
|
at com.mongodb.Mongo.execute(Mongo.java:738)
|
at com.mongodb.Mongo$2.execute(Mongo.java:725)
|
at com.mongodb.DBCollection.findOne(DBCollection.java:737)
|
at com.mongodb.DBCollection.findOne(DBCollection.java:710)
|
at com.mongodb.DBCollection.findOne(DBCollection.java:657)
|
at com.mongodb.DBCollection.findOne(DBCollection.java:646)
|
at com.mongodb.Mongo.isLocked(Mongo.java:574)
|
Also I have noticed that if I pass the MongoClient object to another function and unlock it, the unlock appears to hang. If I use a try {} finally {} and unlock, it appears to go through.