def _set_encoding(self, val):
        self._encoding = val
        if hasattr(self, '_get'):
            del self._get
        if hasattr(self, '_post'):
            del self._post
Refresh common rules for all hosts/instances from data store.
dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.2/django/http/__init__.py/HttpRequest._set_encoding--crossover with--dataset/ETHPy150Open nii-cloud/dodai-compute/nova/virt/libvirt/firewall.py/FirewallDriver.refresh_provider_fw_rules