XmlParser.h

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#pragma once
 
#include <Arduino.h>
 
// Class used to retrieve attribute values from an XML string.
class XmlParser
{
  public:
    // Tries to read the specified string attribute from the given Xml message.
    // Returns a boolean value indicating whether the read was successful.
    static bool tryReadCharAttr(const char *xmlMessage, const char *attr, char **returnValue);
 
    // Tries to read the specified boolean attribute from the given Xml message.
    // Returns a boolean value indicating whether the read and parsing was successful.
    static bool tryReadBoolAttr(const char *xmlMessage, const char *attr, bool *returnValue);
 
    // Tries to read the specified int attribute from the given Xml message.
    // Returns a boolean value indicating whether the read and parsing was successful.
    static bool tryReadIntAttr(const char *xmlMessage, const char *attr, int *returnValue);
 
  private:
    static bool tryParseBool(const char *item, bool *returnValue);
    static bool tryParseInt(const char *item, int *returnValue);
};