diff -r 22486c9c7b15 -r 378360dbbdba imgtools/romtools/rofsbuild/inc/cache/cacheexception.hpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/imgtools/romtools/rofsbuild/inc/cache/cacheexception.hpp	Wed Jun 30 11:35:58 2010 +0800
@@ -0,0 +1,55 @@
+/**
+ * @file cacheexception.hpp
+ */
+
+
+#ifndef ROM_TOOLS_ROFSBUILD_CACHE_CACHEEXCEPTION_H_
+#define ROM_TOOLS_ROFSBUILD_CACHE_CACHEEXCEPTION_H_
+
+
+/**
+ * @class CacheException
+ * @brief Encapsulates all possible failures happening inside cache.
+ */
+class CacheException
+{
+public:
+	/**
+	 * @fn CacheException::CacheException(int ErrorCode)
+	 * @brief Constructor
+	 * @param ErrorCode The error code, must be one of the static constants.
+	 */
+	CacheException(int ErrorCode);
+
+	/**
+	 * @fn int CacheException::GetErrorCode(void)
+	 * @brief Retrieve integer error number.
+	 * @reurn The error code.
+	 */
+	int GetErrorCode(void);
+
+	/**
+	 * @fn const char* CacheException::GetErrorMessage(void)
+	 * @brief Retrieve text error message.
+	 * @return The error message.
+	 */
+	const char* GetErrorMessage(void);
+
+	virtual ~CacheException(void);
+
+	static int EPOCROOT_NOT_FOUND         ;
+	static int RESOURCE_ALLOCATION_FAILURE;
+	static int CACHE_NOT_FOUND            ;
+	static int CACHE_INVALID              ;
+	static int CACHE_IS_EMPTY             ;
+	static int HARDDRIVE_FAILURE          ;
+protected:
+	int errcode;
+private:
+	CacheException(void);
+
+	CacheException& operator = (const CacheException&);
+};
+
+
+#endif  /* defined ROM_TOOLS_ROFSBUILD_CACHE_CACHEEXCEPTION_H_ */