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//////////////////////////////
///// FRString.h /////
//////////////////////////////
#if !defined FR_STRING_H
#define FR_STRING_H
#include <cctype>
#include <cstdio>
#include <cstring>
class FRString {
public:
FRString( void ) : m_string(NULL){ }
FRString( const char* str ) : m_string(NULL)
{
if( str != NULL ) {
m_string = new char [ strlen( str ) + 1 ] ;
strcpy( m_string , str );
}
}
void Clear( void )
{
delete [] m_string ;
m_string = NULL ;
}
virtual ~FRString( void )
{
Clear();
}
unsigned int Length( void ) const
{
if( m_string )
{
return strlen( m_string ) ;
} else {
return 0;
}
}
void ResetString( const char* str )
{
Clear();
if( str != NULL ) {
m_string = new char [ strlen( str ) + 1 ] ;
strcpy( m_string , str );
}
}
const char* GetCharString( void ) const
{
return m_string ;
}
operator const char* () const { return m_string; }
void operator = ( const FRString& rhs )
{
if( this != (&rhs) ) {
ResetString( rhs.m_string );
}
}
void operator += ( const FRString& rhs )
{
//----- backup old string
char * org_string = m_string ;
//----- remake space for new string
m_string
= new char [ strlen( org_string) + strlen(rhs.m_string) + 1 ];
//----- make the new string
strcpy( m_string, org_string );
strcat( m_string, rhs.m_string );
//----- delete old string
delete [] org_string ;
}
int operator == ( const FRString& rhs ) const
{
return ( !strcmp( m_string, rhs.m_string ) );
}
int Find ( const FRString& string )
{
return ( strstr( m_string, string.m_string ) != NULL ) ;
}
int operator != ( const FRString& rhs ) const
{
return ( strcmp( m_string, rhs.m_string ) );
}
void Decompose( int* array, int* num_p, int MAX_INDEX = 1000 ) const ;
void RemoveFirstWord();
void ReplaceTerminalNewlineWithNull();
protected:
char* m_string ;
} ; // FRString
inline
void FRString::Decompose(int* array, int* num_p, int MAX ) const
{
int length = strlen( m_string );
char* p ;
int i ;
*num_p = 0 ;
for ( i = 0 , p = m_string ; i < length ; i++, p++ )
{
if( isdigit( *p ) || *p == '-' ) {
sscanf( p, "%d", &(array[ *num_p ]) ); (*num_p)++ ;
while ( 1 ) {
i++; ++p ;
if ( isspace( *p ) ) { break ;}
}
}
if( *num_p >= MAX ) { break ; }
}
}
inline
void FRString::RemoveFirstWord()
{
//
char* tmp = new char [(Length() + 1 )];
char* p = m_string ;
// skip first blank if any
while( isspace(*p) && p != '\0' ) {p++;}
// skip one word
while( !isspace(*p) && p != '\0' ) {p++;}
// skip second blank if any
while( isspace(*p) && p != '\0' ) {p++;}
// reset string
strcpy( tmp, p );
ResetString (tmp);
//
delete [] tmp ;
}
inline
void FRString::ReplaceTerminalNewlineWithNull()
{
const int max_index = strlen( m_string ) - 1 ;
if ( m_string[ max_index ] == '\n' ) {
m_string[ max_index ] = '\0' ;
}
}
#endif