afs commented on a change in pull request #537: JENA-1676 , JENA-1677: Make the 
commit step more robust against external factors
URL: https://github.com/apache/jena/pull/537#discussion_r261577326
 
 

 ##########
 File path: 
jena-tdb/src/main/java/org/apache/jena/tdb/transaction/Transaction.java
 ##########
 @@ -205,158 +296,162 @@ public void abort() {
         synchronized (this) {
             switch (mode) {
                 case READ :
-                    state = TxnState.ABORTED ;
-                    outcome = TxnOutcome.R_ABORTED ;
-                    break ;
+                    state = TxnState.ABORTED;
+                    outcome = TxnOutcome.R_ABORTED;
+                    break;
                 case WRITE :
                     if ( state != TxnState.ACTIVE )
-                        throw new TDBTransactionException("Transaction has 
already committed or aborted") ;
-                    try {
-                        forAllComponents(x->x.abort(this)) ;
-                    }
-                    catch (RuntimeException ex) {
-                        if ( isIOException(ex) )
-                            SystemTDB.errlog.warn("IOException during 'abort' 
: " + ex.getMessage()) ;
-                        else
-                            SystemTDB.errlog.warn("Exception during 'abort'", 
ex) ;
-                        // It's a bit of a mess!
-                        throw new TDBTransactionException("Exception during 
abort - transaction did abort", ex) ;
-                    }
-                    state = TxnState.ABORTED ;
-                    outcome = TxnOutcome.W_ABORTED ;
-                    // journal.truncate to last commit
-                    // Not need currently as the journal is only written in
-                    // prepare.
-                    break ;
+                        throw new TDBTransactionException("Transaction has 
already committed or aborted");
+                    // Application abort. Didn't startwriing to the journal.
 
 Review comment:
   Fixed

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