zmex::ZMerrnoList Class Reference

#include <ZMerrno.h>

Public Member Functions
	ZMerrnoList ()
	~ZMerrnoList ()
unsigned int	setMax (unsigned int limit)
void	write (const ZMexception &x)
int	countSinceCleared () const
std::string	name (unsigned int k=0) const
const ZMexception *	get (unsigned int k=0) const
void	clear ()
void	erase ()
int	count () const
unsigned int	size () const

Detailed Description

Definition at line 57 of file ZMerrno.h.

Constructor & Destructor Documentation

ZMerrnoList()

zmex::ZMerrnoList::ZMerrnoList

(

)

~ZMerrnoList()

zmex::ZMerrnoList::~ZMerrnoList

(

)

Definition at line 50 of file ZMerrno.cc.

                          {
 
  while ( size() > 0 )  {
    const ZMexception * e = errors_.front();
    errors_.pop_front();
    delete const_cast<ZMexception *>( e );
  }
 
}  // ZMerrnoList::~ZMerrnoList()

Member Function Documentation

clear()

void zmex::ZMerrnoList::clear

(

)

count()

int zmex::ZMerrnoList::count

(

)

const

countSinceCleared()

int zmex::ZMerrnoList::countSinceCleared

(

)

const

erase()

void zmex::ZMerrnoList::erase

(

)

Definition at line 130 of file ZMerrno.cc.

                        {
 
  if ( size() > 0 )  {
    const ZMexception * e = errors_.back();
    errors_.pop_back();
    delete const_cast<ZMexception *>( e );
  }
 
}  // ZMerrnoList::erase()

get()

const ZMexception * zmex::ZMerrnoList::get

(

unsigned int

k = 0

)

const

Definition at line 95 of file ZMerrno.cc.

                                                           {
  // Obtain a const pointer to the exception for the latest-but-k entry
  // on ZMerrno.
  // Will be NULL if ZMerrno has been cleared since the last ZMthrow,
  // and also if k is not less than ZMerrno.size().
 
  return  k < size() ? errors_[size()-1-k]
             : 0;
 
}  // ZMerrnoList::get()

Referenced by main(), and name().

name()

std::string zmex::ZMerrnoList::name

(

unsigned int

k = 0

)

const

Definition at line 113 of file ZMerrno.cc.

                                                  {
  // Obtain the mnemonic name of the latest-but-k exception on ZMerrno
 
  return  k < size() ? get(k)->name()
             : std::string();
 
}  // ZMerrnoList::name()

setMax()

unsigned int zmex::ZMerrnoList::setMax

(

unsigned int

limit

)

Definition at line 147 of file ZMerrno.cc.

                                                      {
  // Set the maximum number of exceptions to be kept in the list.
  // Zero completely disables the ZMerrno mechanism.
 
  unsigned int oldMax = max_;
  // If a reduction, you may have to pop some old entries off:
  while ( newMax < size() ) {
    const ZMexception * e = errors_.front();
    errors_.pop_front();
    delete const_cast<ZMexception *>( e );
  }
  max_ = newMax;
  return oldMax;
 
}  // ZMerrnoList::setMax()

Referenced by main().

size()

unsigned int zmex::ZMerrnoList::size

(

)

const

Referenced by erase(), get(), main(), name(), setMax(), write(), and ~ZMerrnoList().

write()

void zmex::ZMerrnoList::write

(

const ZMexception &

x

)

Definition at line 67 of file ZMerrno.cc.

                                               {
  // copy an exception onto ZMerrno
 
  ++count_;
  ++countSinceCleared_;
 
  if ( max_ <= 0 ) {
    return;
  }
 
  if ( max_ <= size() ) {
    // Get rid of the oldest.
    const ZMexception * e = errors_.front();
    errors_.pop_front();
    delete const_cast<ZMexception *>( e );
  }
 
  errors_.push_back( x.clone() );
 
}  // ZMerrnoList::write()

Referenced by zmex::ZMthrow_().

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

• ZMerrno.h
• ZMerrno.cc