added new interfaces for datasets

datapool/PoolDataSetIF.h

@@ -0,0 +1,28 @@
+#ifndef FRAMEWORK_DATAPOOL_POOLDATASETIF_H_
+#define FRAMEWORK_DATAPOOL_POOLDATASETIF_H_
+#include <framework/datapool/DataSetIF.h>
+
+class PoolDataSetIF: public DataSetIF {
+public:
+    virtual~ PoolDataSetIF() {};
+
+    virtual ReturnValue_t read(dur_millis_t lockTimeout) = 0;
+    virtual ReturnValue_t commit(dur_millis_t lockTimeout) = 0;
+
+    /**
+     * @brief   Most underlying data structures will have a pool like structure
+     *          and will require a lock and unlock mechanism to ensure
+     *          thread-safety
+     * @return Lock operation result
+     */
+    virtual ReturnValue_t lockDataPool(dur_millis_t timeoutMs) = 0;
+    /**
+     * @brief   Unlock call corresponding to the lock call.
+     * @return Unlock operation result
+     */
+    virtual ReturnValue_t unlockDataPool() = 0;
+
+    virtual bool isValid() const = 0;
+};
+
+#endif /* FRAMEWORK_DATAPOOL_POOLDATASETIF_H_ */