platform_frameworks_native/cmds/lshal/Command.h
Steven Moreland 0b8e38764c lshal: use pragma once
For simplicity when adding new files.

Bug: N/A
Test: N/A
Change-Id: Ia66e5da5ff680b9287c4431799a935b58de02307
2019-06-25 08:54:34 -07:00

49 lines
1.2 KiB
C++

/*
* Copyright (C) 2017 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.
*/
#pragma once
#include "utils.h"
namespace android {
namespace lshal {
class Lshal;
// Base class for all *Commands
class Command {
public:
explicit Command(Lshal& lshal) : mLshal(lshal) {}
virtual ~Command() = default;
// Expect optind to be set by Lshal::main and points to the next argument
// to process.
virtual Status main(const Arg &arg) = 0;
virtual void usage() const = 0;
// e.g. "list"
virtual std::string getName() const = 0;
// e.g. "list HALs"
virtual std::string getSimpleDescription() const = 0;
protected:
Lshal& mLshal;
};
} // namespace lshal
} // namespace android