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Merge pull request #1685 from Trial97/java

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Autodetect Java bundled with official launcher
This commit is contained in:
Tayou 2023-10-31 18:03:41 +01:00 committed by GitHub
commit 86e2f6c58c
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2 changed files with 44 additions and 0 deletions
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43
launcher/java/JavaUtils.cpp
View File

@ -335,6 +335,7 @@ QList<QString> JavaUtils::FindJavaPaths()
}
}
candidates.append(getMinecraftJavaBundle());
candidates = addJavasFromEnv(candidates);
candidates.removeDuplicates();
return candidates;
@ -360,6 +361,7 @@ QList<QString> JavaUtils::FindJavaPaths()
javas.append(systemLibraryJVMDir.absolutePath() + "/" + java + "/Contents/Home/bin/java");
javas.append(systemLibraryJVMDir.absolutePath() + "/" + java + "/Contents/Commands/java");
}
javas.append(getMinecraftJavaBundle());
javas = addJavasFromEnv(javas);
javas.removeDuplicates();
return javas;
@ -411,6 +413,7 @@ QList<QString> JavaUtils::FindJavaPaths()
// javas downloaded by sdkman
scanJavaDirs(FS::PathCombine(home, ".sdkman/candidates/java"));
javas.append(getMinecraftJavaBundle());
javas = addJavasFromEnv(javas);
javas.removeDuplicates();
return javas;
@ -423,6 +426,7 @@ QList<QString> JavaUtils::FindJavaPaths()
QList<QString> javas;
javas.append(this->GetDefaultJava()->path);
javas.append(getMinecraftJavaBundle());
return addJavasFromEnv(javas);
}
#endif
@ -431,3 +435,42 @@ QString JavaUtils::getJavaCheckPath()
{
return APPLICATION->getJarPath("JavaCheck.jar");
}
QStringList getMinecraftJavaBundle()
{
QString partialPath;
QString executable = "java";
#if defined(Q_OS_OSX)
partialPath = FS::PathCombine(QDir::homePath(), "Library/Application Support");
#elif defined(Q_OS_WIN32)
partialPath = QProcessEnvironment::systemEnvironment().value("LOCALAPPDATA", "");
executable += "w.exe";
#else
partialPath = QDir::homePath();
#endif
auto minecraftPath = FS::PathCombine(partialPath, ".minecraft", "runtime");
QStringList javas;
QStringList processpaths{ minecraftPath };
while (!processpaths.isEmpty()) {
auto dirPath = processpaths.takeFirst();
QDir dir(dirPath);
if (!dir.exists())
continue;
auto entries = dir.entryInfoList(QDir::Dirs | QDir::NoDotAndDotDot);
auto binFound = false;
for (auto& entry : entries) {
if (entry.baseName() == "bin") {
javas.append(FS::PathCombine(entry.canonicalFilePath(), executable));
binFound = true;
break;
}
}
if (!binFound) {
for (auto& entry : entries) {
processpaths << entry.canonicalFilePath();
}
}
}
return javas;
}

1
launcher/java/JavaUtils.h
View File

@ -26,6 +26,7 @@
QString stripVariableEntries(QString name, QString target, QString remove);
QProcessEnvironment CleanEnviroment();
QStringList getMinecraftJavaBundle();
class JavaUtils : public QObject {
Q_OBJECT