/*

 * Copyright (c) 2014, 2017, Oracle and/or its affiliates.

 * All rights reserved. Use is subject to license terms.

 *

 * This file is available and licensed under the following license:

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions

 * are met:

 *

 *  - Redistributions of source code must retain the above copyright

 *    notice, this list of conditions and the following disclaimer.

 *  - Redistributions in binary form must reproduce the above copyright

 *    notice, this list of conditions and the following disclaimer in

 *    the documentation and/or other materials provided with the distribution.

 *  - Neither the name of Oracle Corporation nor the names of its

 *    contributors may be used to endorse or promote products derived

 *    from this software without specific prior written permission.

 *

 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS

 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT

 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR

 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT

 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT

 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,

 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

 */

#ifndef JAVAVIRTUALMACHINE_H

#define JAVAVIRTUALMACHINE_H

#include "jni.h"

#include "Platform.h"

enum JvmLaunchType {

    USER_APP_LAUNCH,

    SINGLE_INSTANCE_NOTIFICATION_LAUNCH,

    JVM_LAUNCH_TYPES_NUM

};

struct JavaOptionItem {

    TString name;

    TString value;

    void* extraInfo;

};

class JavaOptions {

private:

    std::list<JavaOptionItem> FItems;

    JavaVMOption* FOptions;

public:

    JavaOptions();

    ~JavaOptions();

    void AppendValue(const TString Key, TString Value, void* Extra);

    void AppendValue(const TString Key, TString Value);

    void AppendValue(const TString Key);

    void AppendValues(OrderedMap<TString, TString> Values);

    void ReplaceValue(const TString Key, TString Value);

    std::list<TString> ToList();

    size_t GetCount();

};

// Private typedef for function pointer casting

#define LAUNCH_FUNC "JLI_Launch"

typedef int (JNICALL *JVM_CREATE)(int argc, char ** argv,

                                  int jargc, const char** jargv,

                                  int appclassc, const char** appclassv,

                                  const char* fullversion,

                                  const char* dotversion,

                                  const char* pname,

                                  const char* lname,

                                  jboolean javaargs,

                                  jboolean cpwildcard,

                                  jboolean javaw,

                                  jint ergo);

class JavaLibrary : public Library {

    JVM_CREATE FCreateProc;

    JavaLibrary(const TString &FileName);

public:

    JavaLibrary();

    bool JavaVMCreate(size_t argc, char *argv[]);

};

class JavaVirtualMachine {

private:

    JavaLibrary javaLibrary;

    void configureLibrary();

    bool launchVM(JavaOptions& options, std::list<TString>& vmargs, bool addSiProcessId);

public:

    JavaVirtualMachine();

    ~JavaVirtualMachine(void);

    bool StartJVM();

    bool NotifySingleInstance();

};

bool RunVM(JvmLaunchType type);

#endif //JAVAVIRTUALMACHINE_H