1 files changed, 104 insertions, 0 deletions
diff --git a/launcher/JavaCommon.cpp b/launcher/JavaCommon.cpp
new file mode 100644
index 00000000..92a058f0
--- /dev/null
+++ b/launcher/JavaCommon.cpp
@@ -0,0 +1,104 @@
+#include "JavaCommon.h"
+#include "dialogs/CustomMessageBox.h"
+#include <MMCStrings.h>
+
+bool JavaCommon::checkJVMArgs(QString jvmargs, QWidget *parent)
+{
+    if (jvmargs.contains("-XX:PermSize=") || jvmargs.contains(QRegExp("-Xm[sx]"))
+        || jvmargs.contains("-XX-MaxHeapSize") || jvmargs.contains("-XX:InitialHeapSize"))
+    {
+        auto warnStr = QObject::tr(
+            "You tried to manually set a JVM memory option (using \"-XX:PermSize\", \"-XX-MaxHeapSize\", \"-XX:InitialHeapSize\",  \"-Xmx\" or \"-Xms\").\n"
+            "There are dedicated boxes for these in the settings (Java tab, in the Memory group at the top).\n"
+            "This message will be displayed until you remove them from the JVM arguments.");
+        CustomMessageBox::selectable(
+            parent, QObject::tr("JVM arguments warning"),
+            warnStr,
+            QMessageBox::Warning)->exec();
+        return false;
+    }
+    return true;
+}
+
+void JavaCommon::javaWasOk(QWidget *parent, JavaCheckResult result)
+{
+    QString text;
+    text += QObject::tr("Java test succeeded!<br />Platform reported: %1<br />Java version "
+        "reported: %2<br />Java vendor "
+        "reported: %3<br />").arg(result.realPlatform, result.javaVersion.toString(), result.javaVendor);
+    if (result.errorLog.size())
+    {
+        auto htmlError = result.errorLog;
+        htmlError.replace('\n', "<br />");
+        text += QObject::tr("<br />Warnings:<br /><font color=\"orange\">%1</font>").arg(htmlError);
+    }
+    CustomMessageBox::selectable(parent, QObject::tr("Java test success"), text, QMessageBox::Information)->show();
+}
+
+void JavaCommon::javaArgsWereBad(QWidget *parent, JavaCheckResult result)
+{
+    auto htmlError = result.errorLog;
+    QString text;
+    htmlError.replace('\n', "<br />");
+    text += QObject::tr("The specified java binary didn't work with the arguments you provided:<br />");
+    text += QString("<font color=\"red\">%1</font>").arg(htmlError);
+    CustomMessageBox::selectable(parent, QObject::tr("Java test failure"), text, QMessageBox::Warning)->show();
+}
+
+void JavaCommon::javaBinaryWasBad(QWidget *parent, JavaCheckResult result)
+{
+    QString text;
+    text += QObject::tr(
+        "The specified java binary didn't work.<br />You should use the auto-detect feature, "
+        "or set the path to the java executable.<br />");
+    CustomMessageBox::selectable(parent, QObject::tr("Java test failure"), text, QMessageBox::Warning)->show();
+}
+
+void JavaCommon::TestCheck::run()
+{
+    if (!JavaCommon::checkJVMArgs(m_args, m_parent))
+    {
+        emit finished();
+        return;
+    }
+    checker.reset(new JavaChecker());
+    connect(checker.get(), SIGNAL(checkFinished(JavaCheckResult)), this,
+            SLOT(checkFinished(JavaCheckResult)));
+    checker->m_path = m_path;
+    checker->performCheck();
+}
+
+void JavaCommon::TestCheck::checkFinished(JavaCheckResult result)
+{
+    if (result.validity != JavaCheckResult::Validity::Valid)
+    {
+        javaBinaryWasBad(m_parent, result);
+        emit finished();
+        return;
+    }
+    checker.reset(new JavaChecker());
+    connect(checker.get(), SIGNAL(checkFinished(JavaCheckResult)), this,
+            SLOT(checkFinishedWithArgs(JavaCheckResult)));
+    checker->m_path = m_path;
+    checker->m_args = m_args;
+    checker->m_minMem = m_minMem;
+    checker->m_maxMem = m_maxMem;
+    if (result.javaVersion.requiresPermGen())
+    {
+        checker->m_permGen = m_permGen;
+    }
+    checker->performCheck();
+}
+
+void JavaCommon::TestCheck::checkFinishedWithArgs(JavaCheckResult result)
+{
+    if (result.validity == JavaCheckResult::Validity::Valid)
+    {
+        javaWasOk(m_parent, result);
+        emit finished();
+        return;
+    }
+    javaArgsWereBad(m_parent, result);
+    emit finished();
+}
+