[JBTM-2870] adding functionality of getDeferredThrowables to implemen…

…tation of SubordinateTransaction/ImportedTransaction

ArjunaJTA/jta/classes/com/arjuna/ats/internal/jta/transaction/arjunacore/TransactionImple.java

@@ -1021,6 +1021,26 @@ public final Xid getTxId ()
 
 	    return res;
 	}
+
+	/**
+	 * Returning list of throwables which are bound to transaction failure.
+	 * This method is intended to be used when handling some error states.
+	 * The result exception could be enriched with these returned ones.
+	 */
+	public List<Throwable> getDeferredThrowables()
+	{
+	    return _theTransaction.getDeferredThrowables();
+	}
+
+	/**
+	 * Method {@link #getDeferredThrowables()} will return list
+	 * of deferred throwables.
+	 *
+	 * @return true
+	 */
+	public boolean supportsDeferredThrowables() {
+	    return true;
+	}
 
 	public String toString()
 	{

ArjunaJTA/jta/classes/com/arjuna/ats/internal/jta/transaction/arjunacore/jca/SubordinateTransaction.java

@@ -20,6 +20,8 @@
  */
 package com.arjuna.ats.internal.jta.transaction.arjunacore.jca;
 
+import java.util.List;
+
 import javax.transaction.HeuristicCommitException;
 import javax.transaction.HeuristicMixedException;
 import javax.transaction.HeuristicRollbackException;
@@ -113,4 +115,14 @@ public void doOnePhaseCommit () throws IllegalStateException,
     public Xid baseXid();
 
     public Uid get_uid();
+
+    /**
+     * {@inheritDoc}
+     */
+    public List<Throwable> getDeferredThrowables();
+
+    /**
+     * {@inheritDoc}
+     */
+    public boolean supportsDeferredThrowables();
 }

ArjunaJTS/jtax/classes/com/arjuna/ats/internal/jta/transaction/jts/subordinate/jca/TransactionImple.java

@@ -31,6 +31,8 @@
 
 package com.arjuna.ats.internal.jta.transaction.jts.subordinate.jca;
 
+import java.util.List;
+
 import javax.transaction.xa.Xid;
 
 import com.arjuna.ats.arjuna.common.Uid;
@@ -117,5 +119,22 @@ public void recover() {
     public boolean activated() {
         return true; // TODO: more sensible implementation.
     }
-
+
+    /**
+     * JTS implementation does not work with deferred throwables
+     * as ORB protocol does not support adding a deferred throwable
+     * under the base throwable.
+     */
+    public List<Throwable> getDeferredThrowables() {
+        throw new UnsupportedOperationException();
+    }
+
+    /**
+     * Method {@link #getDeferredThrowables()} will throw {@link UnsupportedOperationException}.
+     *
+     * @return false
+     */
+    public boolean supportsDeferredThrowables() {
+        return false;
+    }
 }