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//
// bjstring.cpp
// TestTB
//
// Created by Terrin Eager on 9/26/12.
//
//
#include "bjstring.h"
#include <time.h>
BJString::BJString()
{
buffer = NULL;
length = 0;
}
BJString::BJString(const BJString& scr)
{
buffer = NULL;
length = 0;
Set(scr.GetBuffer());
}
BJString::BJString(const char* str)
{
buffer = NULL;
length = 0;
Set(str);
}
BJString::~BJString()
{
delete[] buffer;
buffer = NULL;
}
BJString& BJString::operator=(const char* str)
{
Set(str);
return *this;
}
BJString& BJString::operator=(const BJString& str)
{
Set(str.GetBuffer());
return *this;
}
bool BJString::operator==(const char* str)
{
if (buffer == NULL && str == NULL)
return true;
if (buffer == NULL || str == NULL)
return false;
return (strcmp(str,buffer) == 0);
}
bool BJString::operator==(const BJString& str)
{
if (buffer == NULL && str.GetBuffer() == NULL)
return true;
if (buffer == NULL || str.GetBuffer() == NULL)
return false;
return (strcmp(str.GetBuffer(),buffer) == 0);
}
bool BJString::operator<(const BJString& str) const
{
const char* myBuff = GetBuffer();
const char* otherBuff = str.GetBuffer();
if (myBuff == NULL && otherBuff == NULL)
return false;
if (myBuff != NULL && otherBuff == NULL)
return false;
if (myBuff == NULL && otherBuff != NULL)
return true;
int cmp = strcmp(myBuff, otherBuff);
if (cmp < 0)
return true;
else
return false;
}
BJ_COMPARE BJString::Compare(const BJString& str)
{
const char* myBuff = GetBuffer();
const char* otherBuff = str.GetBuffer();
if (myBuff == NULL && otherBuff == NULL)
return BJ_EQUAL;
if (myBuff != NULL && otherBuff == NULL)
return BJ_GT;
if (myBuff == NULL && otherBuff != NULL)
return BJ_LT;
int cmp = strcmp(myBuff, otherBuff);
if (cmp > 0)
return (BJ_GT);
else if (cmp < 0)
return (BJ_LT);
else
return (BJ_EQUAL);
}
BJString& BJString::operator+=(const char* str)
{
if (buffer == NULL)
return operator=(str);
if (str == NULL)
return *this;
BJString temp = buffer;
Create((BJ_UINT32)(strlen(buffer) + strlen(str)));
strcpy(buffer,temp.GetBuffer());
strcat(buffer,str);
return *this;
}
BJString& BJString::operator+=(const BJString&str)
{
operator+=(str.GetBuffer());
return *this;
}
const char* BJString::GetBuffer() const
{
return buffer;
}
void BJString::Set(const char* str)
{
BJ_UINT32 len = str?(BJ_UINT32)strlen(str):0;
if (len > 255)
len = 250;
Create(len);
if (buffer && str)
strcpy(buffer, str);
}
void BJString::Set(const char* str, BJ_UINT32 len)
{
Create(len);
if (buffer)
{
if (str)
strncpy(buffer, str, len);
else
memset(buffer, 0, length);
}
}
void BJString::Append(const char* str, BJ_UINT32 len)
{
if (length < (strlen(buffer) + strlen(str)))
{
BJString temp = buffer;
Create((BJ_UINT32)(strlen(buffer) + strlen(str)));
if (buffer && temp.buffer)
strcpy(buffer,temp.GetBuffer());
}
strncat(buffer,str,len);
}
bool BJString::Contains(const char* str)
{
if (buffer == NULL && str == NULL)
return true;
if (buffer == NULL || str == NULL)
return false;
return (strstr(buffer,str) != NULL);
}
BJ_UINT32 BJString::GetUINT32()
{
if (buffer == NULL)
return 0;
return atoi(buffer);
}
void BJString::Format(BJ_UINT64 number,BJ_FORMAT_STYLE style)
{
switch (style) {
case BJSS_BYTE:
Create(32);
sprintf(buffer,"%llu",number);
break;
case BJSS_TIME:
{
char formatedTime[24];
time_t timeValue = number;
struct tm* timeStruct = localtime(&timeValue);
strftime(formatedTime, sizeof(formatedTime), "%Y-%m-%d_%T_%a", timeStruct);
Set(formatedTime);
break;
}
default:
break;
}
}
void BJString::Create(BJ_UINT32 len)
{
if (length >= len)
{
if (length > 0)
memset(buffer, 0, len+1);
return;
}
if (buffer)
{
delete buffer;
buffer = NULL;
length = 0;
}
buffer = new char[len+1];
if (buffer)
{
memset(buffer, 0, len+1);
length = len;
}
}
BJ_UINT32 BJString::GetLength()
{
return buffer?(BJ_UINT32)strlen(buffer):0;
}
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