| # Gaudi Framework, version v25r0 |

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Public Member Functions | Private Attributes | List of all members
Tokenizer::Token Class Reference

Definition of the sub-class Token. More...

`#include <Tokenizer.h>`

Collaboration diagram for Tokenizer::Token:
[legend]

## Public Member Functions
| Token (const Token &copy)
| Copy constructor.
| Token ()
| Standard constructor.
void | make (const std::string &s, long st, const char *delim, const char *tagBegin, const char *tagEnd, const char *eq, const char *valBegin, const char *valEnd)
| Create token from string.
virtual | ~Token ()
| Standard Destructor.
Token & | operator= (const Token &copy)
| Assignment operator.
bool | operator== (const Token &copy) const
long | length () const
| Total token length.
const std::string & | tag () const
| Acces tag value.
const std::string & | value () const
| Access value.
void | resolveValue ()
| Resolve value from environment.

## Private Attributes
long | m_length
| Toke length.
std::string | m_tag
| Tag variable.
std::string | m_value
| Value variable.

## Detailed Description

Definition of the sub-class Token.

Definition at line 28 of file Tokenizer.h.

## Constructor & Destructor Documentation

Tokenizer::Token::Token | ( | const Token & | copy | ) |
| inline

Copy constructor.

Definition at line 37 of file Tokenizer.h.

: m_length(copy.m_length), m_tag(copy.m_tag), m_value(copy.m_value) {
}

Tokenizer::Token::Token | ( |  | ) |
| inline

Standard constructor.

Definition at line 40 of file Tokenizer.h.

: m_length(0) {
}

virtual Tokenizer::Token::~Token | ( |  | ) |
| inline virtual

Standard Destructor.

Definition at line 45 of file Tokenizer.h.

{
}

## Member Function Documentation

long Tokenizer::Token::length | ( |  | ) | const
| inline

Total token length.

Definition at line 54 of file Tokenizer.h.

{
return m_length;
}

void Tokenizer::Token::make | ( | const std::string & | s,
|  | long | st,
|  | const char * | delim,
|  | const char * | tagBegin,
|  | const char * | tagEnd,
|  | const char * | eq,
|  | const char * | valBegin,
|  | const char * | valEnd
| ) |  |

Create token from string.

Definition at line 60 of file Tokenizer.cpp.

{
long lenTagBeg = ::strlen(tagBeg);
long lenTagEnd = ::strlen(tagEnd);
long lenValBeg = ::strlen(valBeg);
long lenValEnd = ::strlen(valEnd);
long lenDelim = ::strlen(delim);
long lenEq = ::strlen(eq);
long slen = s.length();
long start = st;
while(::strncmp(s.c_str()+start,delim,lenDelim)==0) start += lenDelim;
long posTag = (lenTagBeg>0) ? s.find(tagBeg, start) + lenTagBeg : start;
long posDelim = s.find(delim,posTag) > 0 ? s.find(delim,posTag) : slen;
long posEq = s.find(eq, posTag) > 0 ? s.find(eq, posTag) : posDelim-posTag;
long lenTag = (lenTagEnd>0) ? s.find(tagEnd, posTag)-posTag : (posEq>0) ? (posEq>posTag) ? posEq-posTag : posDelim-posTag : posDelim;
posEq = s.find(eq, posTag+lenTag+lenTagEnd)+lenEq;
long posVal = (lenValBeg>0) ? s.find(valBeg, posEq)+lenValBeg : posEq;
posDelim = (lenDelim>0) ? s.find(delim, posVal+lenValBeg) : slen;
long lenVal = (lenValEnd>0) ? s.find(valEnd, posVal)-posVal : ((posDelim>=0) ? posDelim : slen)-posVal;
m_tag = m_value = "";
// Ooops: Valid tag found:
if ( start >= 0 && posTag >= 0 ) {
m_tag = s.substr(posTag, lenTag);
m_length = posTag+m_tag.length()+lenTagEnd-st;
}
// Ooops: there is also a value:
if ( posVal >= 0 && lenVal >= 0 ) {
m_value = s.substr(posVal, lenVal);
m_length = posVal+m_value.length()+lenValEnd-st;
}
while(::strncmp(s.c_str()+start+m_length,delim,lenDelim)==0) m_length += lenDelim;
}

Tokenizer::Token & Tokenizer::Token::operator= | ( | const Token & | copy | ) |

Assignment operator.

Definition at line 21 of file Tokenizer.cpp.

{
m_length=copy.m_length;
m_tag=copy.m_tag;
m_value=copy.m_value;
return *this;
}

bool Tokenizer::Token::operator== | ( | const Token & | copy | ) | const
| inline

Definition at line 50 of file Tokenizer.h.

{
return m_tag == copy.m_tag && m_value == copy.m_value && m_length == copy.m_length;
}

void Tokenizer::Token::resolveValue | ( |  | ) |

Resolve value from environment.

Definition at line 29 of file Tokenizer.cpp.

{
std::string res;
if ( System::resolveEnv(m_value, res).isSuccess() ) {
m_value = res;
}
}

const std::string& Tokenizer::Token::tag | ( |  | ) | const
| inline

Acces tag value.

Definition at line 58 of file Tokenizer.h.

{
return m_tag;
}

const std::string& Tokenizer::Token::value | ( |  | ) | const
| inline

Access value.

Definition at line 62 of file Tokenizer.h.

{
return m_value;
}

## Member Data Documentation

long Tokenizer::Token::m_length
| private

Toke length.

Definition at line 30 of file Tokenizer.h.

std::string Tokenizer::Token::m_tag
| private

Tag variable.

Definition at line 32 of file Tokenizer.h.

std::string Tokenizer::Token::m_value
| private

Value variable.

Definition at line 34 of file Tokenizer.h.

The documentation for this class was generated from the following files:

- /afs/cern.ch/sw/Gaudi/releases/GAUDI/GAUDI_v25r0/GaudiKernel/GaudiKernel/Tokenizer.h
- /afs/cern.ch/sw/Gaudi/releases/GAUDI/GAUDI_v25r0/GaudiKernel/src/Lib/Tokenizer.cpp