1 files changed, 32 insertions, 0 deletions
diff --git a/include/crawler/RewindInputStream.hpp b/include/crawler/RewindInputStream.hpp
new file mode 100755
index 0000000..6bbe80c
--- /dev/null
+++ b/include/crawler/RewindInputStream.hpp
@@ -0,0 +1,32 @@
+#ifndef __REWIND_INPUT_STREAM_H
+#define __REWIND_INPUT_STREAM_H
+
+#include "CrawlerExportable.hpp"
+#include "URL.hpp"
+
+#include <iostream>
+#include <string>
+
+class RewindInputStream : public std::istream {
+	public:
+		const URL getBaseUrl( ) const
+		{
+			return m_baseUrl;
+		}
+		
+		CRAWLER_DLL_VISIBLE virtual void rewind( ) = 0;
+
+		virtual std::string lastErrMsg( ) const = 0;
+
+	protected:
+		
+		RewindInputStream( const URL &url )
+			: std::istream( 0 ), m_baseUrl( url )
+		{
+		}
+		
+	private:
+		URL m_baseUrl;
+};
+
+#endif