15c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# Copyright (C) 2010 Google Inc. All rights reserved.
25c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#
35c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# Redistribution and use in source and binary forms, with or without
45c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# modification, are permitted provided that the following conditions are
55c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# met:
6fff8884795cb540f87cf6e6d67b629519b00eb8bBen Murdoch#
75c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#     * Redistributions of source code must retain the above copyright
85c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# notice, this list of conditions and the following disclaimer.
95c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#     * Redistributions in binary form must reproduce the above
105c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# copyright notice, this list of conditions and the following disclaimer
115c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# in the documentation and/or other materials provided with the
125c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# distribution.
135c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#     * Neither the name of Google Inc. nor the names of its
145c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# contributors may be used to endorse or promote products derived from
155c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# this software without specific prior written permission.
16fff8884795cb540f87cf6e6d67b629519b00eb8bBen Murdoch#
175c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
185c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
195c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
205c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
215c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
225c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
235c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
245c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
255c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
265c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
275c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
285c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)
29926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles)import logging
30926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles)
315c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)from webkitpy.common.system.executive import ScriptError
325c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)from webkitpy.tool.commands.stepsequence import StepSequence
335c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)from webkitpy.tool.multicommandtool import AbstractDeclarativeCommand
345c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)
35926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles)_log = logging.getLogger(__name__)
36926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles)
375c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)
385c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)class AbstractSequencedCommand(AbstractDeclarativeCommand):
395c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)    steps = None
405c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)    def __init__(self):
415c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)        self._sequence = StepSequence(self.steps)
425c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)        AbstractDeclarativeCommand.__init__(self, self._sequence.options())
435c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)
445c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)    def _prepare_state(self, options, args, tool):
455c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)        return None
465c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)
475c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)    def execute(self, options, args, tool):
485c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)        try:
495c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)            state = self._prepare_state(options, args, tool)
505c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)        except ScriptError, e:
51926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles)            _log.error(e.message_with_output())
525c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)            self._exit(e.exit_code or 2)
535c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)
545c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)        self._sequence.run_and_handle_errors(tool, options, state)
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