1 files changed, 81 insertions, 0 deletions
diff --git a/cpp/src/qpid/legacystore/PreparedTransaction.cpp b/cpp/src/qpid/legacystore/PreparedTransaction.cpp
new file mode 100644
index 0000000000..50b81e2824
--- /dev/null
+++ b/cpp/src/qpid/legacystore/PreparedTransaction.cpp
@@ -0,0 +1,81 @@
+/*
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ *
+ */
+
+#include "qpid/legacystore/PreparedTransaction.h"
+#include <algorithm>
+
+using namespace mrg::msgstore;
+using std::string;
+
+void LockedMappings::add(queue_id queue, message_id message)
+{
+    locked.push_back(std::make_pair(queue, message));
+}
+
+bool LockedMappings::isLocked(queue_id queue, message_id message)
+{
+    idpair op( std::make_pair(queue, message) );
+    return find(locked.begin(), locked.end(), op) != locked.end();
+}
+
+void LockedMappings::add(LockedMappings::map& map, std::string& key, queue_id queue, message_id message)
+{
+    LockedMappings::map::iterator i = map.find(key);
+    if (i == map.end()) {
+        LockedMappings::shared_ptr ptr(new LockedMappings());
+        i = map.insert(std::make_pair(key, ptr)).first;
+    }
+    i->second->add(queue, message);
+}
+
+bool PreparedTransaction::isLocked(queue_id queue, message_id message)
+{
+    return (enqueues.get() && enqueues->isLocked(queue, message))
+        || (dequeues.get() && dequeues->isLocked(queue, message));
+}
+
+
+bool PreparedTransaction::isLocked(PreparedTransaction::list& txns, queue_id queue, message_id message)
+{
+    for (PreparedTransaction::list::iterator i = txns.begin(); i != txns.end(); i++) {
+        if (i->isLocked(queue, message)) {
+            return true;
+        }
+    }
+    return false;
+}
+
+PreparedTransaction::list::iterator PreparedTransaction::getLockedPreparedTransaction(PreparedTransaction::list& txns, queue_id queue, message_id message)
+{
+    for (PreparedTransaction::list::iterator i = txns.begin(); i != txns.end(); i++) {
+        if (i->isLocked(queue, message)) {
+            return i;
+        }
+    }
+    return txns.end();
+}
+
+PreparedTransaction::PreparedTransaction(const std::string& _xid,
+                                         LockedMappings::shared_ptr _enqueues,
+                                         LockedMappings::shared_ptr _dequeues)
+
+    : xid(_xid), enqueues(_enqueues), dequeues(_dequeues) {}
+