core/load_xml_handle.h

/* gld_loadHndl.h
 * 
 * Authors:
 *  Matthew Hauer <matthew.hauer@pnl.gov>, 6 Nov 07 -
 *
 * Versions:
 *  1.0 - MH - initial version
 *
 * Credits:
 *  adapted from SAX2PrintHndl.h
 *
 *  @file load_xml_handle.h
 *  @addtogroup load XML file loader
 *  @ingroup core
 *
 */

#include    <xercesc/sax2/DefaultHandler.hpp>
#include    <xercesc/framework/XMLFormatter.hpp>
#include <stdio.h>
#include <string.h>
#include <wchar.h>
#include <vector>

extern "C" {
    #include "class.h"
    #include "load.h"
    #include "globals.h"
    #include "module.h"
    #include "convert.h"
    #include "random.h"
    #include "output.h"
    #include "unit.h"
}
#include "gridlabd.h"

XERCES_CPP_NAMESPACE_USE

using std::vector;

typedef enum {
    EMPTY = 0,
    LOAD,           //  got load tag & not in a module
    MODULE_STATE,   //  in a module
    MODULE_PROP,    //  setting a module property
    OBJECT_STATE,   //  setting up an object
    OBJECT_PROP,    //  setting an object property
    GLOBAL_STATE,   //  setting up for global variables
    GLOBAL_PROP,    //  setting a global variable
    CLOCK_STATE,
    CLOCK_PROP
} gld_state;

class gldStack{
public:
    gldStack(){next = NULL; clear();}
    gldStack(gldStack *ptr){next = ptr; clear();}
    ~gldStack(){if(next != NULL) delete next;}

    void clear(){object_type[0] = 0; object_id[0] = 0; object_name[0] = 0; keyword[0] = 0;}
    char object_type[64];
    char object_id[64];
    char object_name[64];
    char keyword[64];
    gldStack *next;
};

class gld_loadHndl : public DefaultHandler, public XMLFormatTarget {
public:
    gld_loadHndl();
    gld_loadHndl(const char* const, const XMLFormatter::UnRepFlags, const bool);
    ~gld_loadHndl();

    bool did_load(){return load_state;}

    void writeChars(const XMLByte* const toWrite);
    void writeChars(const XMLByte* const toWrite, const unsigned int count, XMLFormatter* const formatter);

    void setDocumentLocator(const Locator *const locator);
    void endDocument();
    void endElement(const XMLCh* const uri, const XMLCh* const localname, const XMLCh* const qname);
    void characters(const XMLCh* const chars, const unsigned int length);
    void ignorableWhitespace(const XMLCh* const chars, const unsigned int length);
    void processingInstruction(const XMLCh* const target, const XMLCh* const data);
    void startDocument();
    void startElement(const XMLCh* const uri, const XMLCh* const localname, const XMLCh* const qname, const Attributes& attributes);

    void warning(const SAXParseException& exc);
    void error(const SAXParseException& exc);
    void fatalError(const SAXParseException& exc);

    void notationDecl(const XMLCh* const name, const XMLCh* const publicId, const XMLCh* const systemId);
    /* void unparsedEntityDecl(const XMLCh* const name, const XMLCh* const publicId, const XMLCh* const systemId, const XMLCh* const notationName); */

    char *build_object_vect(int start, int end);
    void parse_property(char *buffer);
private :
    XMLFormatter    fFormatter;
    bool            fExpandNS ;

    gld_state   stack_state;
    Locator const *locator;
    char    errmsg[1024];
    MODULE *module;
    CLASS *oclass;
    OBJECT *obj;
    PROPERTY *prop;
    char propname[256];

    char *read_module_prop(char *buffer, size_t len);
    char *read_global_prop(char *buffer, size_t len);
    char *read_object_prop(char *buffer, size_t len);
    char *read_clock_prop(char *buffer, size_t len);

    char *start_element_empty(char *buffer, size_t len, const Attributes& attributes);
    char *start_element_load(char *buffer, size_t len, const Attributes& attributes);
    char *start_element_module(char *buffer, size_t len, const Attributes& attributes);
    char *start_element_module_prop(char *buffer, size_t len, const Attributes& attributes);
    char *start_element_module_build_object(const Attributes &attributes);
    char *start_element_object(char *buffer, size_t len, const Attributes& attributes);
    char *start_element_object_prop(char *buffer, size_t len, const Attributes& attributes);
    char *start_element_global(char *buffer, size_t len, const Attributes& attributes);
    char *start_element_global_prop(char *buffer, size_t len, const Attributes& attributes);
    char *start_element_clock(char *buffer, size_t len, const Attributes& attributes);
    char *start_element_clock_prop(char *buffer, size_t len, const Attributes& attributes);

    char *end_element_empty(char *buffer, size_t len);
    char *end_element_load(char *buffer, size_t len);
    char *end_element_module(char *buffer, size_t len);
    char *end_element_module_prop(char *buffer, size_t len);
    char *end_element_object(char *buffer, size_t len);
    char *end_element_object_prop(char *buffer, size_t len);
    char *end_element_global(char *buffer, size_t len);
    char *end_element_global_prop(char *buffer, size_t len);
    char *end_element_clock(char *buffer, size_t len);
    char *end_element_clock_prop(char *buffer, size_t len);

    int depth;

    char module_name[64];
    /* char obj_id[64];
    char obj_type[64];
    char keyword[64]; */

    int first, last;
    bool load_ready;
    bool load_state;
    int object_count, class_count;

    vector<OBJECT *> obj_vect;
    gldStack *stack_ptr;
};

---

GridLAB-D^TM Version 1.0

An open-source project initiated by the US Department of Energy