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#!/usr/bin/python2.4
#
#
# Copyright 2009, The Android Open Source Project
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""In memory representation of AndroidManifest.xml file.
Specification of AndroidManifest.xml can be found at
http://developer.android.com/guide/topics/manifest/manifest-intro.html
"""
# python imports
import os
import xml.dom.minidom
import xml.parsers
class AndroidManifest(object):
"""In memory representation of AndroidManifest.xml file."""
FILENAME = 'AndroidManifest.xml'
def __init__(self, app_path=None):
if app_path:
self._ParseManifest(app_path)
def GetAppPath(self):
"""Retrieve file system path to this manifest file's directory."""
return self._app_path
def GetPackageName(self):
"""Retrieve package name defined at <manifest package="...">.
Returns:
Package name if defined, otherwise None
"""
manifest = self._GetManifestElement()
if not manifest or not manifest.hasAttribute('package'):
return None
return manifest.getAttribute('package')
def _ParseManifest(self, app_path):
"""Parse AndroidManifest.xml at the specified path.
Args:
app_path: path to folder containing AndroidManifest.xml
Raises:
IOError: AndroidManifest.xml cannot be found at given path, or cannot be
opened for reading
"""
self._app_path = app_path
self._manifest_path = os.path.join(app_path, self.FILENAME)
self._dom = xml.dom.minidom.parse(self._manifest_path)
def AddUsesSdk(self, min_sdk_version):
"""Adds a uses-sdk element to manifest.
Args:
min_sdk_version: value to provide for minSdkVersion attribute.
"""
manifest = self._GetManifestElement()
uses_sdk_elements = manifest.getElementsByTagName('uses-sdk')
if uses_sdk_elements:
uses_sdk_element = uses_sdk_elements[0]
else:
uses_sdk_element = self._dom.createElement('uses-sdk')
manifest.appendChild(uses_sdk_element)
uses_sdk_element.setAttribute('android:minSdkVersion', min_sdk_version)
self._SaveXml()
def GetInstrumentationNames(self):
"""Get the instrumentation names from manifest.
Returns:
list of names, might be empty
"""
instr_elements = self._dom.getElementsByTagName('instrumentation')
instrs = []
for element in instr_elements:
instrs.append(element.getAttribute('android:name'))
return instrs
def _GetManifestElement(self):
"""Retrieve the root manifest element.
Returns:
the DOM element for manifest or None.
"""
manifests = self._dom.getElementsByTagName('manifest')
if not manifests:
return None
return manifests[0]
def _SaveXml(self):
"""Saves the manifest to disk."""
self._dom.writexml(open(self._manifest_path, mode='w'), encoding='utf-8')
def CreateAndroidManifest(path):
"""Factory method for creating a AndroidManifest.
Args:
path: the directory for the manifest file
Return:
the AndroidManifest or None if there was no file present
"""
manifest_path = os.path.join(path, AndroidManifest.FILENAME)
if os.path.isfile(manifest_path):
manifest = AndroidManifest()
manifest._ParseManifest(path)
return manifest
else:
return None
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