attrpairfields.cpp

小型短信网关系统

#include 	"AttrPairFields.h"
#include	"Logger.h"
//debug
#include	<stdio.h>

AttrPairFields::AttrPairFields()
{
	_attrPairFields=(AttrPairsMap*) NULL;
	//_attrPairFields	= new AttrPairsMap;
}
AttrPairFields::~AttrPairFields()
{
	if(_attrPairFields == NULL)	
		return;
	//NOTE: have to delete 
	//cout<<"Destruction of AttrPairFields.\n" ;
        AttrPairsMap::iterator iter = _attrPairFields->begin();
        while(iter != _attrPairFields->end())
        {
                delete  iter->second;
//                iter->second=NULL;
                iter++;
        }
	_attrPairFields->clear();
	delete _attrPairFields;
//	_attrPairFields=NULL;
}
AttrValuePair*	AttrPairFields::getPairByAttr(Octet attr)
{
	/*
	if(_attrPairFields == (AttrPairFields*)NULL)
		return	(AttrValuePair*)NULL;
	*/
	AttrPairsMap::iterator iter = _attrPairFields->find(attr);
	if(iter != _attrPairFields->end())
		return iter->second;
	return (AttrValuePair*)NULL;
}
int	AttrPairFields::addPairField(AttrValuePair* pair)
{
	if(_attrPairFields == (AttrPairsMap*)NULL)
		_attrPairFields	= new AttrPairsMap;
	//NOTE:if have element, begin() return the first element,if not, begin()	//	equal end(),  and end() is allways return a NULL poiter
/*	if(_attrPairFields.begin() == _attrPairFields.end())
	{
	// if _attrPairFields is a poiter
		_attrPairFields	= new AttrPairsMap;
		_attrPairFields->insert(make_pair(pair->getAttr(), pair));
		return 0;
	}
*/
	if(_attrPairFields->find(pair->getAttr()) != _attrPairFields->end())
	{
		return -1;
	}
	//debug
	//printf("pair: attr=%d,name=%s\n",pair->getAttr(), (pair->getNameAttr()).c_str());	
	_attrPairFields->insert(make_pair(pair->getAttr(), pair));	
	return 0;
}
int	AttrPairFields::removePairByAttr(Octet attr)
{
	//the latter has involve this condiction
	//if(_attrPairFields == (AttrPairsMap*)NULL)
	//have no elements or _attrPairFields is NULL
	if(_attrPairFields->begin() == _attrPairFields->end())
	{
		return -2;
	}
	//if not found , find() will point to end();	
	if(_attrPairFields->find(attr) == _attrPairFields->end())
	{
		return -1;
	}
	
	//NOTE: have to delete the element
	delete (*_attrPairFields)[attr];	
//	(*_attrPairFields)[attr]=NULL;
	_attrPairFields->erase(attr);
	return 0;
}
AttrPairsMap*	AttrPairFields::getAllFields()
{
	return	_attrPairFields;
}