mirror of
https://github.com/VCMP-SqMod/SqMod.git
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4a6bfc086c
Switched to POCO library for unified platform/library interface. Deprecated the external module API. It was creating more problems than solving. Removed most built-in libraries in favor of system libraries for easier maintenance. Cleaned and secured code with help from static analyzers.
107 lines
2.5 KiB
C++
107 lines
2.5 KiB
C++
//
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// Handler.h
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//
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// Library: JSON
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// Package: JSON
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// Module: Handler
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//
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// Definition of the Handler class.
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//
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// Copyright (c) 2012, Applied Informatics Software Engineering GmbH.
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// and Contributors.
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//
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// SPDX-License-Identifier: BSL-1.0
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//
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#ifndef JSON_Handler_INCLUDED
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#define JSON_Handler_INCLUDED
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#include "Poco/JSON/JSON.h"
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#include "Poco/SharedPtr.h"
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#include "Poco/Dynamic/Var.h"
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#include "Poco/Dynamic/Struct.h"
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namespace Poco {
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namespace JSON {
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class JSON_API Handler
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/// Interface for handling parsing events generated by the JSON Parser.
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///
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/// An application can implement a subclass of Handler to implement
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/// callback-based parsing of a JSON document, similar to how a SAX
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/// parser would handle XML.
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{
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public:
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using Ptr = SharedPtr<Handler>;
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Handler();
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/// Creates an empty Handler.
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virtual ~Handler();
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/// Destroys the Handler.
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virtual void reset() = 0;
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/// Resets the handler state.
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virtual void startObject() = 0;
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/// The parser has read a {, meaning a new object will be read.
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virtual void endObject() = 0;
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/// The parser has read a }, meaning the object is read.
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virtual void startArray() = 0;
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/// The parser has read a [, meaning a new array will be read.
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virtual void endArray() = 0;
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/// The parser has read a ], meaning the array is read.
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virtual void key(const std::string& k) = 0;
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/// A key of an object is read.
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virtual void null() = 0;
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/// A null value is read.
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virtual void value(int v) = 0;
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/// An integer value is read.
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virtual void value(unsigned v) = 0;
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/// An unsigned value is read. This will only be triggered if the
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/// value cannot fit into a signed int.
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#if defined(POCO_HAVE_INT64)
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virtual void value(Int64 v) = 0;
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/// A 64-bit integer value is read.
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virtual void value(UInt64 v) = 0;
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/// An unsigned 64-bit integer value is read. This will only be
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/// triggered if the value cannot fit into a signed 64-bit integer.
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#endif
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virtual void value(const std::string& value) = 0;
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/// A string value is read.
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virtual void value(double d) = 0;
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/// A double value is read.
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virtual void value(bool b) = 0;
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/// A boolean value is read.
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virtual Poco::Dynamic::Var asVar() const;
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/// Returns the result of the parser (an object, array or string),
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/// empty Var if there is no result.
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virtual Poco::DynamicStruct asStruct() const;
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/// Returns the result of the parser (an object, array or string),
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/// empty Var if there is no result.
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};
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} } // namespace Poco::JSON
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#endif // JSON_Handler_INCLUDED
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