connectstrParser.connectstrParser Class Reference

Inheritance diagram for connectstrParser.connectstrParser:

Public Member Functions
def	__init__ (self, connectstr)
def	fullfrontierStr (self, schemaname, parameterDict)
def	needsitelocalinfo (self)
def	parse (self)
def	protocol (self)
def	schemaname (self)
def	service (self)
def	servlettotranslate (self)

Private Attributes
	__connectstr
	__pattern
	__protocol
	__schemaname
	__servicename
	__servlettotranslate

Detailed Description

Definition at line 3 of file connectstrParser.py.

Constructor & Destructor Documentation

def connectstrParser.connectstrParser.__init__	(		self,
			connectstr
	)

Definition at line 4 of file connectstrParser.py.

    def __init__(self,connectstr):
        self.__connectstr=connectstr
        self.__pattern=re.compile('(^[\w]+)(://)(.+)(/)(.+)')
        self.__protocol=''
        self.__schemaname=''
        self.__servicename=''
        self.__servlettotranslate=[]

Member Function Documentation

def connectstrParser.connectstrParser.fullfrontierStr	(		self,
			schemaname,
			parameterDict
	)

Definition at line 46 of file connectstrParser.py.

References join(), and connectstrParser.connectstrParser.servlettotranslate().

    def fullfrontierStr(self,schemaname,parameterDict):
        if len(parameterDict)==0:
            raise 'empty frontier parameters, cannot construct full connect string'
        result='frontier://'
        for k,v in parameterDict.items():
            ##if attr name=url, concatenate; if attrname=value discard
            if k=='load' and v[0][0]=='balance':
                result+='(loadbalance='+v[0][1]+')'
                continue
            for (attrname,attrvalue) in v:
                if attrname=='url':
                    if k=='server':
                        fields=attrvalue.rsplit('/')
                        if len(fields)>3:
                            fields[-1]=self.servlettotranslate()[0]
                            attrvalue='/'.join(fields)
                    result+='('+k+'url='+attrvalue+')'
                else:
                    result+='('+k+'='+attrvalue+')'
        if len(self.servlettotranslate())>1:
            result+=self.servlettotranslate()[1]
        result+='/'+schemaname
        return result

def connectstrParser.connectstrParser.needsitelocalinfo

(

self

)

Definition at line 34 of file connectstrParser.py.

References connectstrParser.connectstrParser.__protocol, and connectstrParser.connectstrParser.__servlettotranslate.

    def needsitelocalinfo(self):
        if self.__protocol=='frontier':
            if len(self.__servlettotranslate)==0:
                return False
            else :
                return True
        else:
            return False

def connectstrParser.connectstrParser.parse

(

self

)

Definition at line 11 of file connectstrParser.py.

References connectstrParser.connectstrParser.__connectstr, connectstrParser.connectstrParser.__pattern, connectstrParser.connectstrParser.__protocol, connectstrParser.connectstrParser.__schemaname, and connectstrParser.connectstrParser.__servicename.

    def parse(self):
        result=re.match(self.__pattern,self.__connectstr)
        if result is not None:
            protocol=result.group(1)
            if protocol!='frontier' and protocol!='oracle':
                raise RuntimeError('unsupported technology '+protocol)
            self.__protocol=protocol
            self.__schemaname=result.group(5)
            self.__servicename=result.group(3)
            if self.__protocol=='frontier':
                if self.__servicename.find('(')==-1:
                    if self.__servicename.find('/')==-1:
                        self.__servlettotranslate.append(self.__servicename)
                elif self.__servicename.find('/') == -1:
                    self.__servlettotranslate.append(self.__servicename.split('(',1)[0])
                    self.__servlettotranslate.append('('+self.__servicename.split('(',1)[1])
                    

def connectstrParser.connectstrParser.protocol

(

self

)

Definition at line 28 of file connectstrParser.py.

References connectstrParser.connectstrParser.__protocol.

    def protocol(self):
        return self.__protocol

def connectstrParser.connectstrParser.schemaname

(

self

)

Definition at line 30 of file connectstrParser.py.

References connectstrParser.connectstrParser.__schemaname.

    def schemaname(self):
        return self.__schemaname

def connectstrParser.connectstrParser.service

(

self

)

Definition at line 32 of file connectstrParser.py.

References connectstrParser.connectstrParser.__servicename.

    def service(self):
        return self.__servicename

def connectstrParser.connectstrParser.servlettotranslate

(

self

)

return a list, first is the servlet name, second is whatever additional parameter, if any.

Definition at line 42 of file connectstrParser.py.

References connectstrParser.connectstrParser.__servlettotranslate.

Referenced by connectstrParser.connectstrParser.fullfrontierStr().

    def servlettotranslate(self):
        """return a list, first is the servlet name, second is whatever additional parameter, if any.
        """
        return self.__servlettotranslate

Member Data Documentation

connectstrParser.connectstrParser.__connectstr

private

Definition at line 5 of file connectstrParser.py.

Referenced by connectstrParser.connectstrParser.parse().

connectstrParser.connectstrParser.__pattern

private

Definition at line 6 of file connectstrParser.py.

Referenced by connectstrParser.connectstrParser.parse().

connectstrParser.connectstrParser.__protocol

private

Definition at line 7 of file connectstrParser.py.

Referenced by connectstrParser.connectstrParser.needsitelocalinfo(), connectstrParser.connectstrParser.parse(), and connectstrParser.connectstrParser.protocol().

connectstrParser.connectstrParser.__schemaname

private

Definition at line 8 of file connectstrParser.py.

Referenced by connectstrParser.connectstrParser.parse(), and connectstrParser.connectstrParser.schemaname().

connectstrParser.connectstrParser.__servicename

private

Definition at line 9 of file connectstrParser.py.

Referenced by connectstrParser.connectstrParser.parse(), and connectstrParser.connectstrParser.service().

connectstrParser.connectstrParser.__servlettotranslate

private

Definition at line 10 of file connectstrParser.py.

Referenced by connectstrParser.connectstrParser.needsitelocalinfo(), and connectstrParser.connectstrParser.servlettotranslate().