Moved ReplayCache into xmltooling

[shibboleth/cpp-xmltooling.git] / xmltooling / util / ReplayCache.cpp

diff --git a/xmltooling/util/ReplayCache.cpp b/xmltooling/util/ReplayCache.cpp
new file mode 100644 (file)
index 0000000..6ed4ab2
--- /dev/null
+++ b/xmltooling/util/ReplayCache.cpp
@@ -0,0 +1,47 @@
+/*
+ *  Copyright 2001-2006 Internet2
+ * 
+ * Licensed 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.
+ */
+
+/**
+ * ReplayCache.cpp
+ * 
+ * Helper class on top of StorageService for detecting message replay. 
+ */
+
+#include "internal.h"
+#include "util/ReplayCache.h"
+
+using namespace xmltooling;
+using namespace std;
+
+ReplayCache::ReplayCache(StorageService* storage) : m_storage(storage)
+{
+    if (!m_storage)
+        m_storage = XMLToolingConfig::getConfig().StorageServiceManager.newPlugin(MEMORY_STORAGE_SERVICE, NULL);
+}
+
+ReplayCache::~ReplayCache()
+{
+    delete m_storage;
+}
+
+bool ReplayCache::check(const char* context, const char* s, time_t expires)
+{
+    // In storage already?
+    if (m_storage->readString(context, s))
+        return false;
+    m_storage->createText(context, s, "x", expires);
+    return true;
+}