| # Copyright 2014 The Chromium Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| """ |
| Exception classes raised by AdbWrapper and DeviceUtils. |
| """ |
| |
| from devil import base_error |
| from devil.utils import cmd_helper |
| |
| |
| class CommandFailedError(base_error.BaseError): |
| """Exception for command failures.""" |
| |
| def __init__(self, message, device_serial=None): |
| if device_serial is not None: |
| message = '(device: %s) %s' % (device_serial, message) |
| self.device_serial = device_serial |
| super(CommandFailedError, self).__init__(message) |
| |
| |
| class _BaseCommandFailedError(CommandFailedError): |
| """Base Exception for adb and fastboot command failures.""" |
| |
| def __init__(self, args, output, status=None, device_serial=None, |
| message=None): |
| self.args = args |
| self.output = output |
| self.status = status |
| if not message: |
| adb_cmd = ' '.join(cmd_helper.SingleQuote(arg) for arg in self.args) |
| message = ['adb %s: failed ' % adb_cmd] |
| if status: |
| message.append('with exit status %s ' % self.status) |
| if output: |
| message.append('and output:\n') |
| message.extend('- %s\n' % line for line in output.splitlines()) |
| else: |
| message.append('and no output.') |
| message = ''.join(message) |
| super(_BaseCommandFailedError, self).__init__(message, device_serial) |
| |
| |
| class AdbCommandFailedError(_BaseCommandFailedError): |
| """Exception for adb command failures.""" |
| |
| def __init__(self, args, output, status=None, device_serial=None, |
| message=None): |
| super(AdbCommandFailedError, self).__init__( |
| args, output, status=status, message=message, |
| device_serial=device_serial) |
| |
| |
| class FastbootCommandFailedError(_BaseCommandFailedError): |
| """Exception for fastboot command failures.""" |
| |
| def __init__(self, args, output, status=None, device_serial=None, |
| message=None): |
| super(FastbootCommandFailedError, self).__init__( |
| args, output, status=status, message=message, |
| device_serial=device_serial) |
| |
| |
| class DeviceVersionError(CommandFailedError): |
| """Exception for device version failures.""" |
| |
| def __init__(self, message, device_serial=None): |
| super(DeviceVersionError, self).__init__(message, device_serial) |
| |
| |
| class AdbShellCommandFailedError(AdbCommandFailedError): |
| """Exception for shell command failures run via adb.""" |
| |
| def __init__(self, command, output, status, device_serial=None): |
| self.command = command |
| message = ['shell command run via adb failed on the device:\n', |
| ' command: %s\n' % command] |
| message.append(' exit status: %s\n' % status) |
| if output: |
| message.append(' output:\n') |
| if isinstance(output, basestring): |
| output_lines = output.splitlines() |
| else: |
| output_lines = output |
| message.extend(' - %s\n' % line for line in output_lines) |
| else: |
| message.append(" output: ''\n") |
| message = ''.join(message) |
| super(AdbShellCommandFailedError, self).__init__( |
| ['shell', command], output, status, device_serial, message) |
| |
| |
| class CommandTimeoutError(base_error.BaseError): |
| """Exception for command timeouts.""" |
| pass |
| |
| |
| class DeviceUnreachableError(base_error.BaseError): |
| """Exception for device unreachable failures.""" |
| pass |
| |
| |
| class NoDevicesError(base_error.BaseError): |
| """Exception for having no devices attached.""" |
| |
| def __init__(self): |
| super(NoDevicesError, self).__init__( |
| 'No devices attached.', is_infra_error=True) |
| |
| |
| class NoAdbError(base_error.BaseError): |
| """Exception for being unable to find ADB.""" |
| |
| def __init__(self, msg=None): |
| super(NoAdbError, self).__init__( |
| msg or 'Unable to find adb.', is_infra_error=True) |
| |
| |
| class DeviceChargingError(CommandFailedError): |
| """Exception for device charging errors.""" |
| |
| def __init__(self, message, device_serial=None): |
| super(DeviceChargingError, self).__init__(message, device_serial) |