From b4a14ecaa9fa8f1970d0b20727742018ca18aaeb Mon Sep 17 00:00:00 2001
From: jameswil <jameswil@users.sourceforge.net>
Date: Tue, 30 Jan 2007 02:12:16 +0000
Subject: Update to address connection leak when cursor creation fails.

---
 .../java/com/amazon/carbonado/repo/jdbc/JDBCStorage.java    | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

(limited to 'src/main/java/com/amazon/carbonado/repo/jdbc')

diff --git a/src/main/java/com/amazon/carbonado/repo/jdbc/JDBCStorage.java b/src/main/java/com/amazon/carbonado/repo/jdbc/JDBCStorage.java
index 6f797b7..489c288 100644
--- a/src/main/java/com/amazon/carbonado/repo/jdbc/JDBCStorage.java
+++ b/src/main/java/com/amazon/carbonado/repo/jdbc/JDBCStorage.java
@@ -457,12 +457,23 @@ class JDBCStorage<S extends Storable> extends StandardQueryFactory<S>
 
         public Cursor<S> fetch(FilterValues<S> values) throws FetchException {
             boolean forUpdate = mRepository.openTransactionManager().isForUpdate();
-            Connection con = mRepository.getConnection();
+            Connection con;
+            try {
+                con = mRepository.getConnection();
+            } catch (FetchException e) {
+                throw e.toPersistException();
+            }
             try {
                 PreparedStatement ps = con.prepareStatement(prepareSelect(values, forUpdate));
                 setParameters(ps, values);
                 return new JDBCCursor<S>(JDBCStorage.this, con, ps);
             } catch (Exception e) {
+                //in case of exception, yield connection
+                try {
+                    mRepository.yieldConnection(con);
+                } catch (FetchException e) {
+                   //ignore and allow triggering exception to propagate
+                }
                 throw mRepository.toFetchException(e);
             }
         }
-- 
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