1 /*
   2  * Copyright (c) 2014, 2018, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 #include "GenericPlatform.h"
  27 
  28 #include <fstream>
  29 #include <locale>
  30 
  31 #ifdef WINDOWS
  32 #include <codecvt>
  33 #endif // WINDOWS
  34 
  35 
  36 GenericPlatform::GenericPlatform(void) {
  37 }
  38 
  39 GenericPlatform::~GenericPlatform(void) {
  40 }
  41 
  42 TString GenericPlatform::GetConfigFileName() {
  43     TString result;
  44     TString basedir = GetPackageAppDirectory();
  45 
  46     if (basedir.empty() == false) {
  47         basedir = FilePath::IncludeTrailingSeparator(basedir);
  48         TString appConfig = basedir + GetAppName() + _T(".cfg");
  49 
  50         if (FilePath::FileExists(appConfig) == true) {
  51             result = appConfig;
  52         }
  53         else {
  54             result = basedir + _T("package.cfg");
  55 
  56             if (FilePath::FileExists(result) == false) {
  57                 result = _T("");
  58             }
  59         }
  60     }
  61 
  62     return result;
  63 }
  64 
  65 TString GenericPlatform::GetPackageAppDirectory() {
  66 #if defined(WINDOWS) || defined(LINUX)
  67     return FilePath::IncludeTrailingSeparator(
  68             GetPackageRootDirectory()) + _T("app");
  69 #endif // WINDOWS || LINUX
  70 #ifdef MAC
  71     return FilePath::IncludeTrailingSeparator(
  72             GetPackageRootDirectory()) + _T("Java");
  73 #endif
  74 }
  75 
  76 TString GenericPlatform::GetPackageLauncherDirectory() {
  77 #if defined(WINDOWS) || defined(LINUX)
  78     return GetPackageRootDirectory();
  79 #endif // WINDOWS || LINUX
  80 #ifdef MAC
  81     return FilePath::IncludeTrailingSeparator(
  82             GetPackageRootDirectory()) + _T("MacOS");
  83 #endif
  84 }
  85 
  86 TString GenericPlatform::GetPackageRuntimeBinDirectory() {
  87 #ifdef WINDOWS
  88     return FilePath::IncludeTrailingSeparator(GetPackageRootDirectory()) + _T("runtime\\bin");
  89 #endif // WINDOWS
  90 #ifdef LINUX
  91     return FilePath::IncludeTrailingSeparator(GetPackageRootDirectory()) + _T("runtime/bin");
  92 #endif // LINUX
  93 #ifdef MAC
  94     return FilePath::IncludeTrailingSeparator(GetPackageRootDirectory()) + _T("Plugins/Java.runtime/Contents/Home/bin");
  95 #endif
  96 }
  97 
  98 std::list<TString> GenericPlatform::LoadFromFile(TString FileName) {
  99     std::list<TString> result;
 100 
 101     if (FilePath::FileExists(FileName) == true) {
 102         std::wifstream stream(FileName.data());
 103 
 104 #ifdef WINDOWS
 105         const std::locale empty_locale = std::locale::empty();
 106 #endif // WINDOWS
 107 #ifdef POSIX
 108         const std::locale empty_locale = std::locale::classic();
 109 #endif // POSIX
 110 #if defined(WINDOWS)
 111         const std::locale utf8_locale =
 112                 std::locale(empty_locale, new std::codecvt_utf8<wchar_t>());
 113         stream.imbue(utf8_locale);
 114 #endif // WINDOWS
 115 
 116         if (stream.is_open() == true) {
 117             while (stream.eof() == false) {
 118                 std::wstring line;
 119                 std::getline(stream, line);
 120 
 121                 // # at the first character will comment out the line.
 122                 if (line.empty() == false && line[0] != '#') {
 123                     result.push_back(PlatformString(line).toString());
 124                 }
 125             }
 126         }
 127     }
 128 
 129     return result;
 130 }
 131 
 132 void GenericPlatform::SaveToFile(TString FileName, std::list<TString> Contents, bool ownerOnly) {
 133     TString path = FilePath::ExtractFilePath(FileName);
 134 
 135     if (FilePath::DirectoryExists(path) == false) {
 136         FilePath::CreateDirectory(path, ownerOnly);
 137     }
 138 
 139     std::wofstream stream(FileName.data());
 140 
 141     FilePath::ChangePermissions(FileName.data(), ownerOnly);
 142 
 143 #ifdef WINDOWS
 144     const std::locale empty_locale = std::locale::empty();
 145 #endif // WINDOWS
 146 #ifdef POSIX
 147     const std::locale empty_locale = std::locale::classic();
 148 #endif // POSIX
 149 #if defined(WINDOWS)
 150     const std::locale utf8_locale =
 151             std::locale(empty_locale, new std::codecvt_utf8<wchar_t>());
 152     stream.imbue(utf8_locale);
 153 #endif // WINDOWS || MAC
 154 
 155     if (stream.is_open() == true) {
 156         for (std::list<TString>::const_iterator iterator =
 157                 Contents.begin(); iterator != Contents.end(); iterator++) {
 158             TString line = *iterator;
 159             stream << PlatformString(line).toUnicodeString() << std::endl;
 160         }
 161     }
 162 }
 163 
 164 #if defined(WINDOWS) || defined(LINUX)
 165 TString GenericPlatform::GetAppName() {
 166     TString result = GetModuleFileName();
 167     result = FilePath::ExtractFileName(result);
 168 #if defined(WINDOWS)
 169     result = FilePath::ChangeFileExt(result, _T(""));
 170 #endif
 171     return result;
 172 }
 173 #endif // WINDOWS || LINUX
 174 
 175 std::map<TString, TString> GenericPlatform::GetKeys() {
 176     std::map<TString, TString> keys;
 177     keys.insert(std::map<TString, TString>::value_type(CONFIG_VERSION,
 178             _T("app.version")));
 179     keys.insert(std::map<TString, TString>::value_type(CONFIG_MAINJAR_KEY,
 180             _T("app.mainjar")));
 181     keys.insert(std::map<TString, TString>::value_type(CONFIG_MAINMODULE_KEY,
 182             _T("app.mainmodule")));
 183     keys.insert(std::map<TString, TString>::value_type(CONFIG_MAINCLASSNAME_KEY,
 184             _T("app.mainclass")));
 185     keys.insert(std::map<TString, TString>::value_type(CONFIG_CLASSPATH_KEY,
 186             _T("app.classpath")));
 187     keys.insert(std::map<TString, TString>::value_type(CONFIG_MODULEPATH_KEY,
 188             _T("app.modulepath")));
 189     keys.insert(std::map<TString, TString>::value_type(APP_NAME_KEY,
 190             _T("app.name")));
 191     keys.insert(std::map<TString, TString>::value_type(CONFIG_APP_ID_KEY,
 192             _T("app.preferences.id")));
 193     keys.insert(std::map<TString, TString>::value_type(JVM_RUNTIME_KEY,
 194             _T("app.runtime")));
 195     keys.insert(std::map<TString, TString>::value_type(JPACKAGER_APP_DATA_DIR,
 196             _T("app.identifier")));
 197     keys.insert(std::map<TString, TString>::value_type(CONFIG_SPLASH_KEY,
 198             _T("app.splash")));
 199     keys.insert(std::map<TString, TString>::value_type(CONFIG_APP_MEMORY,
 200             _T("app.memory")));
 201     keys.insert(std::map<TString, TString>::value_type(CONFIG_APP_DEBUG,
 202             _T("app.debug")));
 203     keys.insert(std::map<TString,
 204             TString>::value_type(CONFIG_APPLICATION_INSTANCE,
 205             _T("app.application.instance")));
 206     keys.insert(std::map<TString,
 207             TString>::value_type(CONFIG_SECTION_APPLICATION,
 208             _T("Application")));
 209     keys.insert(std::map<TString,
 210             TString>::value_type(CONFIG_SECTION_JVMOPTIONS,
 211             _T("JVMOptions")));
 212     keys.insert(std::map<TString,
 213             TString>::value_type(CONFIG_SECTION_APPCDSJVMOPTIONS,
 214             _T("AppCDSJVMOptions")));
 215     keys.insert(std::map<TString,
 216             TString>::value_type(CONFIG_SECTION_APPCDSGENERATECACHEJVMOPTIONS,
 217             _T("AppCDSGenerateCacheJVMOptions")));
 218     keys.insert(std::map<TString,
 219             TString>::value_type(CONFIG_SECTION_ARGOPTIONS,
 220             _T("ArgOptions")));
 221 
 222     return keys;
 223 }
 224 
 225 #ifdef DEBUG
 226 DebugState GenericPlatform::GetDebugState() {
 227     DebugState result = dsNone;
 228 
 229     if (IsNativeDebuggerPresent() == true) {
 230         result = dsNative;
 231     }
 232 
 233     return result;
 234 }
 235 #endif // DEBUG