81 lines
2.4 KiB
Python
81 lines
2.4 KiB
Python
# Copyright 2014 The Chromium Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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class ContentSettings(dict):
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"""A dict interface to interact with device content settings.
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System properties are key/value pairs as exposed by adb shell content.
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"""
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def __init__(self, table, device):
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super(ContentSettings, self).__init__()
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self._table = table
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self._device = device
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@staticmethod
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def _GetTypeBinding(value):
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if isinstance(value, bool):
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return 'b'
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if isinstance(value, float):
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return 'f'
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if isinstance(value, int):
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return 'i'
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if isinstance(value, long):
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return 'l'
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if isinstance(value, str):
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return 's'
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raise ValueError('Unsupported type %s' % type(value))
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def iteritems(self):
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# Example row:
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# 'Row: 0 _id=13, name=logging_id2, value=-1fccbaa546705b05'
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for row in self._device.RunShellCommand(
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'content query --uri content://%s' % self._table, as_root=True):
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fields = row.split(', ')
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key = None
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value = None
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for field in fields:
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k, _, v = field.partition('=')
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if k == 'name':
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key = v
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elif k == 'value':
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value = v
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if not key:
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continue
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if not value:
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value = ''
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yield key, value
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def __getitem__(self, key):
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return self._device.RunShellCommand(
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'content query --uri content://%s --where "name=\'%s\'" '
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'--projection value' % (self._table, key), as_root=True).strip()
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def __setitem__(self, key, value):
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if key in self:
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self._device.RunShellCommand(
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'content update --uri content://%s '
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'--bind value:%s:%s --where "name=\'%s\'"' % (
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self._table,
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self._GetTypeBinding(value), value, key),
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as_root=True)
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else:
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self._device.RunShellCommand(
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'content insert --uri content://%s '
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'--bind name:%s:%s --bind value:%s:%s' % (
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self._table,
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self._GetTypeBinding(key), key,
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self._GetTypeBinding(value), value),
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as_root=True)
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def __delitem__(self, key):
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self._device.RunShellCommand(
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'content delete --uri content://%s '
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'--bind name:%s:%s' % (
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self._table,
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self._GetTypeBinding(key), key),
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as_root=True)
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