d0df704d8a
added python.path vm arg to startup script fixed infinite loop in unwrap() when displaying sequences of sequences git-svn-id: http://google-refine.googlecode.com/svn/trunk@509 7d457c2a-affb-35e4-300a-418c747d4874
122 lines
3.8 KiB
Python
122 lines
3.8 KiB
Python
###
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#
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# Copyright Alan Kennedy.
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#
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# You may contact the copyright holder at this uri:
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#
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# http://www.xhaus.com/contact/modjy
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#
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# The licence under which this code is released is the Apache License v2.0.
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#
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# The terms and conditions of this license are listed in a file contained
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# in the distribution that also contained this file, under the name
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# LICENSE.txt.
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#
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# You may also read a copy of the license at the following web address.
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#
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# http://modjy.xhaus.com/LICENSE.txt
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#
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###
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import jarray
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import synchronize
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import sys
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import types
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sys.add_package("javax.servlet")
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sys.add_package("javax.servlet.http")
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sys.add_package("org.python.core")
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from modjy_exceptions import *
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from modjy_log import *
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from modjy_params import modjy_param_mgr, modjy_servlet_params
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from modjy_wsgi import modjy_wsgi
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from modjy_response import start_response_object
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from modjy_impl import modjy_impl
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from modjy_publish import modjy_publisher
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from javax.servlet.http import HttpServlet
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class modjy_servlet(HttpServlet, modjy_publisher, modjy_wsgi, modjy_impl):
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def __init__(self):
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HttpServlet.__init__(self)
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def do_param(self, name, value):
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if name[:3] == 'log':
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getattr(self.log, "set_%s" % name)(value)
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else:
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self.params[name] = value
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def process_param_container(self, param_container):
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param_enum = param_container.getInitParameterNames()
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while param_enum.hasMoreElements():
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param_name = param_enum.nextElement()
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self.do_param(param_name, param_container.getInitParameter(param_name))
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def get_params(self):
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self.process_param_container(self.servlet_context)
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self.process_param_container(self.servlet)
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def init(self, delegator):
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self.servlet = delegator
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self.servlet_context = self.servlet.getServletContext()
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self.servlet_config = self.servlet.getServletConfig()
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self.log = modjy_logger(self.servlet_context)
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self.params = modjy_param_mgr(modjy_servlet_params)
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self.get_params()
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self.init_impl()
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self.init_publisher()
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import modjy_exceptions
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self.exc_handler = getattr(modjy_exceptions, '%s_handler' % self.params['exc_handler'])()
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def service (self, req, resp):
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wsgi_environ = {}
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try:
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self.dispatch_to_application(req, resp, wsgi_environ)
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except ModjyException, mx:
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self.log.error("Exception servicing request: %s" % str(mx))
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typ, value, tb = sys.exc_info()[:]
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self.exc_handler.handle(req, resp, wsgi_environ, mx, (typ, value, tb) )
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def get_j2ee_ns(self, req, resp):
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return {
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'servlet': self.servlet,
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'servlet_context': self.servlet_context,
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'servlet_config': self.servlet_config,
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'request': req,
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'response': resp,
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}
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def dispatch_to_application(self, req, resp, environ):
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app_callable = self.get_app_object(req, environ)
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self.set_wsgi_environment(req, resp, environ, self.params, self.get_j2ee_ns(req, resp))
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response_callable = start_response_object(req, resp)
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try:
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app_return = self.call_application(app_callable, environ, response_callable)
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if app_return is None:
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raise ReturnNotIterable("Application returned None: must return an iterable")
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self.deal_with_app_return(environ, response_callable, app_return)
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except ModjyException, mx:
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self.raise_exc(mx.__class__, str(mx))
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except Exception, x:
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self.raise_exc(ApplicationException, str(x))
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def call_application(self, app_callable, environ, response_callable):
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if self.params['multithread']:
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return app_callable.__call__(environ, response_callable)
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else:
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return synchronize.apply_synchronized( \
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app_callable, \
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app_callable, \
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(environ, response_callable))
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def expand_relative_path(self, path):
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if path.startswith("$"):
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return self.servlet.getServletContext().getRealPath(path[1:])
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return path
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def raise_exc(self, exc_class, message):
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self.log.error(message)
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raise exc_class(message)
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