Connection is leaked when an exception occurs during getConnection for a NoTransaction JCA adapter in JBoss EAP

Issue

• A NoTransaction resource adapter encounters an exception (e.g. due to network issues) while attempting to provide a connection to satisfy an application request

  ... WARNING [support.jboss.ejb.session.SessionBean] (ServerService Thread Pool -- 51) Failed to get a connection: IJ000456: Unchecked throwable in ManagedConnection.getConnection() cl=org.jboss.jca.core.connectionmanager.listener.NoTxConnectionListener@1a933f80[state=NORMAL managed connection=support.redhat.jboss.jca.ManagedConnectionImpl@7a294431 connection handles=0 lastUse=1575419355891 trackByTx=false pool=org.jboss.jca.core.connectionmanager.pool.strategy.OnePool@1d6a5362 pool internal context=SemaphoreArrayListManagedConnectionPool@2f47607f[pool=EisConnectionFactory]]: javax.resource.ResourceException: IJ000456: Unchecked throwable in ManagedConnection.getConnection() cl=org.jboss.jca.core.connectionmanager.listener.NoTxConnectionListener@1a933f80[state=NORMAL managed connection=support.redhat.jboss.jca.ManagedConnectionImpl@7a294431 connection handles=0 lastUse=1575419355891 trackByTx=false pool=org.jboss.jca.core.connectionmanager.pool.strategy.OnePool@1d6a5362 pool internal context=SemaphoreArrayListManagedConnectionPool@2f47607f[pool=EisConnectionFactory]]
      at org.jboss.jca.core.connectionmanager.AbstractConnectionManager.allocateConnection(AbstractConnectionManager.java:521)
      at support.redhat.jboss.jca.ConnectionFactoryImpl.getConnection(ConnectionFactoryImpl.java:61)
      ...
  Caused by: javax.resource.ResourceException: Simulate timeout
      at support.redhat.jboss.jca.ManagedConnectionImpl.getConnection(ManagedConnectionImpl.java:61)
      at org.jboss.jca.core.connectionmanager.AbstractConnectionManager.allocateConnection(AbstractConnectionManager.java:508)
      ...
  

• The connection is left in the InUse state and is never returned to the pool though no connection is returned to the application.