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Include/ZUtil/ZJSONReader.hpp

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+/*
+	ZJSONReader.hpp
+	Author: Chris Ertel <crertel@762studios.com>
+	Created: 3/26/2013
+
+	Purpose: 
+
+	JSON reading support, to convert JSON strings into ZKVTrees.
+
+	License:
+
+	TODO
+
+*/
+#pragma once
+#ifndef _ZJSONREADER_H
+#define _ZJSONREADER_H
+
+#include <ZUtil/ZKVTree.hpp>
+#include <ZUtil/ZSmartPointer.hpp>
+
+/*
+ZJSONReader class, which converts JSON data into a ZKVTree that can be used to access / iterate
+the data.
+*/
+class ZJSONReader
+{
+private:
+	DISABLE_COPY_AND_ASSIGN(ZJSONReader);
+
+	//Error Message (if an error has happened)
+	ZString ErrorMessage;
+	const ZString JSONData;
+
+	//Registry of data
+	ZPtr<ZKVTree> Registry;
+
+public:
+	/*
+	Parameterized Constructor.
+
+	@param _jsonData - string containing JSON data to parse
+	*/
+	ZJSONReader(const ZString& _jsonData);
+
+	/*
+	public ZJSONReader::GetErrorString
+
+	Gets the error message generated while loading the data if loading failed.  If loading
+	the data was successful, this returns an empty string.
+
+	@return (const ZString&) - error message string
+	*/
+	const ZString& GetErrorString();
+
+	/*
+	public ZJSONReader::GetKVTree
+
+	Gets the registry that was constructed from the parsed JSON data.  If the loading failed,
+	the pointer returned is NULL.
+
+	TODO - describe the format
+
+	@return (ZPtr<ZRegistry>) - registry containing the parsed JSON data
+	*/
+	ZPtr<ZKVTree> GetKVTree();
+};
+
+#endif