/*

 * Copyright (c) 2019, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

#ifndef EXECUTOR_H

#define EXECUTOR_H

#include "tstrings.h"

#include "UniqueHandle.h"

class Executor {

public:

    explicit Executor(const std::wstring& appPath=std::wstring()) {

        app(appPath).visible(false);

    }

    /**

     * Returns command line configured with arg() calls so far.

     */

    std::wstring args() const;

    /**

     * Set path to application to execute.

     */

    Executor& app(const std::wstring& v) {

        appPath = v;

        return *this;

    }

    /**

     * Adds another command line argument.

     */

    Executor& arg(const std::wstring& v) {

        argsArray.push_back(v);

        return *this;

    }

    /**

     * Controls if application window should be visible.

     */

    Executor& visible(bool v) {

        theVisible = v;

        return *this;

    }

    /**

     * Starts application process and blocks waiting when the started

     * process terminates.

     * Returns process exit code.

     * Throws exception if process start failed.

     */

    int execAndWaitForExit() const;

private:

    UniqueHandle startProcess() const;

    bool theVisible;

    tstring_array argsArray;

    std::wstring appPath;

};

#endif // #ifndef EXECUTOR_H