XMLParameterConfigurator.cc
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/**
* XMLParameterConfigurator.cc
*
* Created on: 17 oct. 2012
* Author: AKKA IS
*/
#include <iostream>
#include <sstream>
#include <string>
#include <boost/algorithm/string.hpp>
using namespace std;
using namespace boost;
#include "log4cxx/logger.h"
// XML include
#include <libxml/xmlmemory.h>
#include <libxml/parser.h>
#include <libxml/xmlstring.h>
#include <libxml/xmlschemas.h>
#include "NodeCfg.hh"
#include "Constant.hh"
#include "ParamNode.hh"
#include "XMLParameterConfigurator.hh"
#include "Config.hh"
#include "ServicesServer.hh"
using namespace log4cxx;
using namespace AMDA::XMLConfigurator;
// Global variable
namespace AMDA {
namespace XMLParameterConfigurator {
log4cxx::LoggerPtr gLogger = log4cxx::Logger::getLogger("AMDA-Kernel.XMLParameterConfigurator");
XMLParameterConfigurator::XMLParameterConfigurator(const char* pXSDFile) : XMLConfigurator(pXSDFile, true) {
LOG4CXX_DEBUG(gLogger, "XMLParameterConfigurator Constructor")
getXmlConfiguratorMap()["param"] = RootNodeCfgSPtr(new ParamNode);
}
XMLParameterConfigurator::~XMLParameterConfigurator() {
}
bool XMLParameterConfigurator::proceed(const char* filename,
const AMDA::Parameters::CfgContext& pCtx, bool optionalFile) {
// load plugins
AMDA::Parameters::ServicesServer *servicesServer = AMDA::Parameters::ServicesServer::getInstance();
servicesServer->loadPluginByType("paramGet");
xmlDocPtr lDoc = NULL;
xmlNodePtr lRoot = NULL;
std::string configurationFileName = this->getParamPath() + "/" + filename
+ ".xml";
LOG4CXX_DEBUG(gLogger, "Filename to parse: " << configurationFileName)
try {
if (access(configurationFileName.c_str(), F_OK) != 0) {
if (optionalFile) {
LOG4CXX_WARN(gLogger, "Cannot find file: " << configurationFileName)
return false;
}
ERROR_EXCEPTION(ERROR_FILE_NOT_EXIST << configurationFileName);
}
if (!(lDoc = xmlParseFile(configurationFileName.c_str()))) {
ERROR_EXCEPTION(ERROR_BAD_XML_FORMAT);
}
// const char* lParamerterXSD = "DataBaseParameters/xsd/parameter.xsd";
// if ( ! is_valid( lDoc, lParamerterXSD)) {
// ERROR_EXCEPTION( ERROR_DOC_NOT_VALID << " XSD file: " << lParamerterXSD);
// }
if (!(lRoot = xmlDocGetRootElement(lDoc))) {
ERROR_EXCEPTION(ERROR_EMPTY_DOCUMENT);
}
AMDA::Parameters::CfgContext lContext(pCtx);
lContext.push<std::string *>(&configurationFileName);
// XML_XML_ID case
xmlNs* lNsXML = NULL;
xmlAttrPtr cur = lRoot->properties;
while (cur && !lNsXML) {
if ((xmlStrEqual(cur->name, (const xmlChar *) "id") == 1) && cur->ns
&& (xmlStrEqual(cur->ns->prefix, (const xmlChar *) "xml")
== 1)) {
lNsXML = cur->ns;
cur->ns = NULL;
} else {
cur = cur->next;
}
}
if (!lNsXML) {
ERROR_EXCEPTION(ERROR_MANDATORY_ATTRIBUTE_MISSING << lRoot->name << "@" << XML_XML_ID)
}
if (!NodeCfg::getIsValid(lRoot, _XSDFile)) {
cur->ns = lNsXML;
ERROR_EXCEPTION(ERROR_DOC_NOT_VALID << " XSD file: " << _XSDFile);
}
cur->ns = lNsXML;
RootNodeCfgMap::iterator it = getXmlConfiguratorMap().find(
std::string((const char*) lRoot->name));
if (it != getXmlConfiguratorMap().end()) {
it->second->proceed(lRoot, lContext);
} else {
ERROR_EXCEPTION(ERROR_ROOT_NODE_NOT_SUPPORTED << lRoot->name);
}
} catch (...) {
if (lDoc) {
xmlFreeDoc(lDoc);
}
throw;
}
if (lDoc) {
xmlFreeDoc(lDoc);
}
return true;
}
} /* namespace XMLParameterConfigurator*/
} /* namespace AMDA */