python.clidGenerator.clidGenerator Class Reference

Athena CLID Generator Class. More...

Inheritance diagram for python.clidGenerator.clidGenerator:

Collaboration diagram for python.clidGenerator.clidGenerator:

Public Member Functions
def	__init__ (self, db, debug=False)
def	cleardb (self)
def	readdb (self)
def	setCLIDDB (self, db, debug)
def	writedb (self, db)
def	genClidFromName (self, className)
def	getClidFromName (self, className)
def	getClidFromTid (self, tidName)
def	getNameFromClid (self, clid)
def	getTidFromClid (self, clid)
def	demangleClassName (self, s)
def	isCollection (self, className)
def	findPattern (self, s)

Private Attributes
	__cliddbs

Static Private Attributes
int	__mask = 0x0FFFFFFF
dictionary	__clidRep = {}
dictionary	__clidTid = {}
dictionary	__nameRep = {}
dictionary	__tidRep = {}

Detailed Description

Athena CLID Generator Class.

Athena CLID Generator

Definition at line 26 of file clidGenerator.py.

Constructor & Destructor Documentation

__init__()

def python.clidGenerator.clidGenerator.__init__	(		self,
			db,
			debug = False
	)

Definition at line 36 of file clidGenerator.py.

    def __init__(self, db, debug=False):
        self.setCLIDDB(db, debug)
        self.readdb()
 

Member Function Documentation

cleardb()

def python.clidGenerator.clidGenerator.cleardb

(

self

)

Definition at line 40 of file clidGenerator.py.

    def cleardb(self):
        clidGenerator.__clidRep = {} # Lookup by CLID
        clidGenerator.__nameRep = {} # Lookup by ClassName
        

demangleClassName()

def python.clidGenerator.clidGenerator.demangleClassName	(		self,
			s
	)

Definition at line 128 of file clidGenerator.py.

    def demangleClassName(self,s):
        return s
#        pat = re.compile('\s*(.?)__*\s*')
#        n = pat.findall(s)
#        if n:
#            return n[0]
#        else:
#             return s
 

findPattern()

def python.clidGenerator.clidGenerator.findPattern	(		self,
			s
	)

Find the regular expression pattern s in dictionary.

Definition at line 141 of file clidGenerator.py.

    def findPattern(self,s):
        """Find the regular expression pattern s in dictionary."""
#        pat = re.compile('^'+s+'$')
        pat = re.compile(s)
        results = {}
        for k in self.__clidRep.keys():
            if pat.match(str(k)) or pat.match(self.__clidRep[k]):
                results[k] = self.__clidRep[k]
        return results
 

genClidFromName()

def python.clidGenerator.clidGenerator.genClidFromName	(		self,
			className
	)

Generate CLID from ClassName: A recursive hash with a bit
mask and validity range. Will check collisions against and
update CLID Repository.

Definition at line 89 of file clidGenerator.py.

    def genClidFromName(self,className):
        """Generate CLID from ClassName: A recursive hash with a bit
        mask and validity range. Will check collisions against and
        update CLID Repository."""
        n = self.demangleClassName(className)
        c = self.getClidFromName(className)
        if c:
            return c
        c = py2_hash(className) & self.__mask
        if c < 10001 or c > self.__mask:
            c = self.genClidFromName(className+'_')
        if self.isCollection(className):
            c += 0x40000000
        if c in self.__clidRep:
            if n != self.__clidRep[c]:
                c = self.genClidFromName(className+'_')
        else:
            self.__clidRep[c] = n
            self.__clidTid[c] = n # make typeid name the same than class-name
            self.__nameRep[n] = c
            self.__tidRep [n] = c # idem
        return c
 

getClidFromName()

def python.clidGenerator.clidGenerator.getClidFromName	(		self,
			className
	)

Get the CLID in the repository of class name <className>

Definition at line 112 of file clidGenerator.py.

    def getClidFromName(self,className):
        """Get the CLID in the repository of class name <className>"""
        return self.__nameRep.get(className, None)
 

getClidFromTid()

def python.clidGenerator.clidGenerator.getClidFromTid	(		self,
			tidName
	)

Get the CLID in the repository of typeid name <tidName>

Definition at line 116 of file clidGenerator.py.

    def getClidFromTid(self,tidName):
        """Get the CLID in the repository of typeid name <tidName>"""
        return self.__tidRep.get(tidName, None)
 

getNameFromClid()

def python.clidGenerator.clidGenerator.getNameFromClid	(		self,
			clid
	)

Get the class name in the repository with CLID <clid>

Definition at line 120 of file clidGenerator.py.

    def getNameFromClid(self,clid):
        """Get the class name in the repository with CLID <clid>"""
        return self.__clidRep.get(clid, None)
 

getTidFromClid()

def python.clidGenerator.clidGenerator.getTidFromClid	(		self,
			clid
	)

Get the typeid name in the repository with CLID <clid>

Definition at line 124 of file clidGenerator.py.

    def getTidFromClid(self,clid):
        """Get the typeid name in the repository with CLID <clid>"""
        return self.__clidTid.get(clid, None)
 

isCollection()

def python.clidGenerator.clidGenerator.isCollection	(		self,
			className
	)

Definition at line 137 of file clidGenerator.py.

    def isCollection(self,className):
        collMatch = re.search(r'.*?Collection_*|.*?Container_*',className)
        return collMatch
 

readdb()

def python.clidGenerator.clidGenerator.readdb

(

self

)

Read CLID DataBase file

Definition at line 44 of file clidGenerator.py.

    def readdb(self):
        """Read CLID DataBase file"""
        try:
            for cliddb in self.__cliddbs:
                if os.path.isfile(cliddb):
                    with open(cliddb, 'r') as f_cliddb:
                        for row in csv.reader (f_cliddb, delimiter=';'):
                            row = [i.strip() for i in row]
                            if len(row) >= 2:
                                clid = int(row[0])
                                class_name = row[1]
                                tid_name = row[2] if len(row)>2 else class_name
 
                                self.__clidRep[clid] = class_name
                                self.__clidTid[clid] = tid_name
                                self.__nameRep[class_name] = clid
                                self.__tidRep [tid_name]   = clid
                            
                else:
                    print ("No CLID DataBase file <%s> " % cliddb)
        except Exception as err:
            print ("Error reading from CLID DataBase files <%s>:\n%s " %  (
                self.__cliddbs,
                err))
            

setCLIDDB()

def python.clidGenerator.clidGenerator.setCLIDDB	(		self,
			db,
			debug
	)

Initializes a CLID Generator object with a CLID Database

Definition at line 69 of file clidGenerator.py.

    def setCLIDDB(self, db, debug):
        """Initializes a CLID Generator object with a CLID Database"""
        if db:
            self.__cliddbs = search_files(db, os.getenv('DATAPATH'))
            if debug: print ("Using specified CLID DataBase files %s " % self.__cliddbs)
        elif os.getenv('CLIDDB'):
            # CLID DataBase (Default = clid.db)
            self.__cliddbs.append(os.getenv('CLIDDB'))
            if debug: print ("Using DataBase file from CLIDDB env variable %s " % self.__cliddbs)
        else:
            self.__cliddbs = search_files('clid.db', os.getenv('DATAPATH'))
            if debug: print ("Using DataBase file from DATAPATH %s " % self.__cliddbs)
 

writedb()

def python.clidGenerator.clidGenerator.writedb	(		self,
			db
	)

Read CLID DataBase file

Definition at line 82 of file clidGenerator.py.

    def writedb(self,db):
        """Read CLID DataBase file"""
        output = open(db,'w')
        for k in self.__clidRep.keys():
            output.write("%d "%k+self.__clidRep[k]+"\n")
        output.close()
 

Member Data Documentation

__cliddbs

python.clidGenerator.clidGenerator.__cliddbs

private

Definition at line 72 of file clidGenerator.py.

__clidRep

dictionary python.clidGenerator.clidGenerator.__clidRep = {}

staticprivate

Definition at line 31 of file clidGenerator.py.

__clidTid

dictionary python.clidGenerator.clidGenerator.__clidTid = {}

staticprivate

Definition at line 32 of file clidGenerator.py.

__mask

int python.clidGenerator.clidGenerator.__mask = 0x0FFFFFFF

staticprivate

Definition at line 29 of file clidGenerator.py.

__nameRep

dictionary python.clidGenerator.clidGenerator.__nameRep = {}

staticprivate

Definition at line 33 of file clidGenerator.py.

__tidRep

dictionary python.clidGenerator.clidGenerator.__tidRep = {}

staticprivate

Definition at line 34 of file clidGenerator.py.

---

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

• clidGenerator.py