liboutlet.py

   1 #!/usr/bin/env python
   2
   3 '''
   4 Basic outlet object
   5
   6 Copyright (C) 2008 Alberto Gomez-Casado (University of Twente).
   7
   8 This program is released under the GNU General Public License version 2.
   9 '''
  10
  11
  12 import re
  13
  14
  15 class Outlet(object):
  16
  17     def __init__(self):
  18         self.buffer=[]
  19         self.relations=[]
  20
  21     def push(self, args):
  22         self.buffer.append(args)
  23
  24     def pop(self):
  25         return self.buffer.pop();
  26
  27     def printbuf(self):
  28         j=1;
  29         for i in self.buffer:
  30             print j, i
  31             j=j+1
  32
  33     def delete(self, number):
  34         if len(self.buffer)>int(number)-1 and int(number)>0:
  35             self.buffer.pop(int(number)-1)
  36
  37     def empty(self):
  38         self.buffer=[]
  39
  40     def read_last(self):
  41         return self.buffer[len(self.buffer)-1]
  42
  43     def read_first(self):
  44         return self.buffer[0]
  45
  46     def read_type(self,dtype):
  47         aux=[]
  48         index=0
  49         if dtype=='all':
  50                 return self.buffer
  51         for i in self.buffer:
  52                 if re.match(dtype+'*',i):
  53                         aux.append(i)
  54         return aux
  55
  56