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  1. Java Driver
  2. JAVA-3060

The Java driver ignores exceptions in user code.

    • Type: Icon: Bug Bug
    • Resolution: Works as Designed
    • Priority: Icon: Major - P3 Major - P3
    • None
    • Affects Version/s: 3.8.2
    • Component/s: Error Handling
    • Labels:
      None

      The async driver ignores exceptions in user code. But judging from the stack trace it might be relevant for the sync driver too.

      We have an implementation of `org.bson.codecs.Codec`. Its `encode` method calls some [potentially 3rd party] code that ends up throwing a runtime exception.

      This is the relevant part of the stack trace:

              .............. user code ..............
              at org.bson.codecs.BsonDocumentWrapperCodec.encode(BsonDocumentWrapperCodec.java:63)
              at org.bson.codecs.BsonDocumentWrapperCodec.encode(BsonDocumentWrapperCodec.java:29)
              at com.mongodb.operation.BulkWriteBatch$WriteRequestEncoder.encode(BulkWriteBatch.java:387)
              at com.mongodb.operation.BulkWriteBatch$WriteRequestEncoder.encode(BulkWriteBatch.java:377)
              at org.bson.codecs.BsonDocumentWrapperCodec.encode(BsonDocumentWrapperCodec.java:63)
              at org.bson.codecs.BsonDocumentWrapperCodec.encode(BsonDocumentWrapperCodec.java:29)
              at com.mongodb.internal.connection.BsonWriterHelper.writeDocument(BsonWriterHelper.java:75)
              at com.mongodb.internal.connection.BsonWriterHelper.writePayload(BsonWriterHelper.java:59)
              at com.mongodb.internal.connection.CommandMessage.encodeMessageBodyWithMetadata(CommandMessage.java:143)
              at com.mongodb.internal.connection.RequestMessage.encode(RequestMessage.java:138)
              at com.mongodb.internal.connection.CommandMessage.encode(CommandMessage.java:57)
              at com.mongodb.internal.connection.InternalStreamConnection.sendAndReceiveAsync(InternalStreamConnection.java:319)
              at com.mongodb.internal.connection.UsageTrackingInternalConnection.sendAndReceiveAsync(UsageTrackingInternalConnection.java:114)
              at com.mongodb.internal.connection.DefaultConnectionPool$PooledConnection.sendAndReceiveAsync(DefaultConnectionPool.java:455)
              at com.mongodb.internal.connection.CommandProtocolImpl.executeAsync(CommandProtocolImpl.java:78)
              at com.mongodb.internal.connection.DefaultServer$DefaultServerProtocolExecutor.executeAsync(DefaultServer.java:215)
              at com.mongodb.internal.connection.DefaultServerConnection.executeProtocolAsync(DefaultServerConnection.java:285)
              at com.mongodb.internal.connection.DefaultServerConnection.commandAsync(DefaultServerConnection.java:156)
              at com.mongodb.operation.MixedBulkWriteOperation.executeCommandAsync(MixedBulkWriteOperation.java:427)
              at com.mongodb.operation.MixedBulkWriteOperation.executeBatchesAsync(MixedBulkWriteOperation.java:334)
              at com.mongodb.operation.MixedBulkWriteOperation.access$900(MixedBulkWriteOperation.java:67)
              at com.mongodb.operation.MixedBulkWriteOperation$2$1.call(MixedBulkWriteOperation.java:234)
              at com.mongodb.operation.OperationHelper.validateWriteRequests(OperationHelper.java:177)
              at com.mongodb.operation.MixedBulkWriteOperation$2.call(MixedBulkWriteOperation.java:217)
              at com.mongodb.operation.OperationHelper$7.onResult(OperationHelper.java:517)
              at com.mongodb.operation.OperationHelper$7.onResult(OperationHelper.java:514)
              at com.mongodb.internal.connection.DefaultServer$1.onResult(DefaultServer.java:109)
              at com.mongodb.internal.connection.DefaultServer$1.onResult(DefaultServer.java:98)
              at com.mongodb.internal.async.ErrorHandlingResultCallback.onResult(ErrorHandlingResultCallback.java:49)
              at com.mongodb.internal.connection.DefaultConnectionPool.openAsync(DefaultConnectionPool.java:192)
              at com.mongodb.internal.connection.DefaultConnectionPool.getAsync(DefaultConnectionPool.java:149)
              at com.mongodb.internal.connection.DefaultServer.getConnectionAsync(DefaultServer.java:98)
              at com.mongodb.binding.AsyncClusterBinding$AsyncClusterBindingConnectionSource.getConnection(AsyncClusterBinding.java:131)
              at com.mongodb.operation.OperationHelper.withConnectionSource(OperationHelper.java:514)
              at com.mongodb.operation.OperationHelper.access$100(OperationHelper.java:63)
              at com.mongodb.operation.OperationHelper$AsyncCallableWithConnectionAndSourceCallback.onResult(OperationHelper.java:534)
              at com.mongodb.operation.OperationHelper$AsyncCallableWithConnectionAndSourceCallback.onResult(OperationHelper.java:522)
              at com.mongodb.internal.async.ErrorHandlingResultCallback.onResult(ErrorHandlingResultCallback.java:49)
              at com.mongodb.binding.AsyncClusterBinding$1.onResult(AsyncClusterBinding.java:105)
              at com.mongodb.binding.AsyncClusterBinding$1.onResult(AsyncClusterBinding.java:99)
              at com.mongodb.internal.connection.BaseCluster$ServerSelectionRequest.onResult(BaseCluster.java:433)
              at com.mongodb.internal.connection.BaseCluster.handleServerSelectionRequest(BaseCluster.java:297)
              at com.mongodb.internal.connection.BaseCluster.selectServerAsync(BaseCluster.java:157)
              at com.mongodb.internal.connection.SingleServerCluster.selectServerAsync(SingleServerCluster.java:41)
              at com.mongodb.binding.AsyncClusterBinding.getAsyncClusterBindingConnectionSource(AsyncClusterBinding.java:99)
              at com.mongodb.binding.AsyncClusterBinding.getWriteConnectionSource(AsyncClusterBinding.java:94)
              at com.mongodb.operation.OperationHelper.withConnection(OperationHelper.java:473)
              at com.mongodb.operation.MixedBulkWriteOperation.executeAsync(MixedBulkWriteOperation.java:211)
              at com.mongodb.async.client.OperationExecutorImpl$2.onResult(OperationExecutorImpl.java:112)
              at com.mongodb.async.client.OperationExecutorImpl$2.onResult(OperationExecutorImpl.java:104)
              at com.mongodb.async.client.ClientSessionHelper$2.onResult(ClientSessionHelper.java:80)
              at com.mongodb.async.client.ClientSessionHelper$2.onResult(ClientSessionHelper.java:73)
              at com.mongodb.internal.connection.BaseCluster$ServerSelectionRequest.onResult(BaseCluster.java:433)
              at com.mongodb.internal.connection.BaseCluster.handleServerSelectionRequest(BaseCluster.java:297)
              at com.mongodb.internal.connection.BaseCluster.selectServerAsync(BaseCluster.java:157)
              at com.mongodb.internal.connection.SingleServerCluster.selectServerAsync(SingleServerCluster.java:41)
              at com.mongodb.async.client.ClientSessionHelper.createClientSession(ClientSessionHelper.java:68)
              at com.mongodb.async.client.ClientSessionHelper.withClientSession(ClientSessionHelper.java:51)
              at com.mongodb.async.client.OperationExecutorImpl.execute(OperationExecutorImpl.java:104)
              at com.mongodb.async.client.MongoCollectionImpl.executeInsertMany(MongoCollectionImpl.java:524)
              at com.mongodb.async.client.MongoCollectionImpl.insertMany(MongoCollectionImpl.java:506)
              .............. user code ..............

      The exception seems to be ignored here:
      `com.mongodb.internal.connection.BaseCluster$ServerSelectionRequest.onResult(BaseCluster.java:433)`

      This prevents us from seeing/handling the original cause.

            Assignee:
            jeff.yemin@mongodb.com Jeffrey Yemin
            Reporter:
            joan.karadimov Joan Karadimov
            Votes:
            1 Vote for this issue
            Watchers:
            3 Start watching this issue

              Created:
              Updated:
              Resolved: