/*

 * Copyright (c) 2014, 2018, 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.

 */

#include "Macros.h"

#include "Package.h"

#include "Helpers.h"

Macros::Macros(void) {

}

Macros::~Macros(void) {

}

void Macros::Initialize() {

    Package& package = Package::GetInstance();

    Macros& macros = Macros::GetInstance();

    // Public macros.

    macros.AddMacro(_T("$APPDIR"), package.GetPackageRootDirectory());

    macros.AddMacro(_T("$PACKAGEDIR"), package.GetPackageAppDirectory());

    macros.AddMacro(_T("$LAUNCHERDIR"), package.GetPackageLauncherDirectory());

    macros.AddMacro(_T("$APPDATADIR"), package.GetAppDataDirectory());

    TString javaHome =

            FilePath::ExtractFilePath(package.GetJVMLibraryFileName());

    macros.AddMacro(_T("$JREHOME"), javaHome);

    // App CDS Macros

    macros.AddMacro(_T("$CACHEDIR"), package.GetAppCDSCacheDirectory());

    // Private macros.

    TString javaVMLibraryName = FilePath::ExtractFileName(javaHome);

    macros.AddMacro(_T("$JAVAVMLIBRARYNAME"), javaVMLibraryName);

}

Macros& Macros::GetInstance() {

    static Macros instance;

    return instance;

}

TString Macros::ExpandMacros(TString Value) {

    TString result = Value;

    for (std::map<TString, TString>::iterator iterator = FData.begin();

        iterator != FData.end();

        iterator++) {

        TString name = iterator->first;

        if (Value.find(name) != TString::npos) {

            TString lvalue = iterator->second;

            result = Helpers::ReplaceString(Value, name, lvalue);

            result = ExpandMacros(result);

            break;

        }

    }

    return result;

}

void Macros::AddMacro(TString Key, TString Value) {

    FData.insert(std::map<TString, TString>::value_type(Key, Value));

}