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annotate wsgintegrate/dispatcher.py @ 0:ec815b7cb142

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initial commit of wsgintegrate
author Jeff Hammel <jhammel@mozilla.com>
date Tue, 07 Jun 2011 08:03:09 -0700
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children 88b611ed2c5e
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1 """
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2 multi-application dispatcher for WSGI apps
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3 """
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4
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5 from webob import Request
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6 from webob import exc
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7
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8 class Dispatcher(object):
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9
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10 def __init__(self, *apps):
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11 self.apps = apps
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12 self.codes = set([404])
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13
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14 def __call__(self, environ, start_response):
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15 request = Request(environ)
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16 for app in self.apps:
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17 try:
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18 response = request.get_response(app)
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19 if response.status_int in self.codes:
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20 continue
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21 break
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22 except exc.HTTPNotFound:
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23 continue
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24 else:
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25 response = exc.HTTPNotFound()
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26 return response(environ, start_response)