1 files changed, 17 insertions, 0 deletions
diff --git a/vcl/android/androidinst.cxx b/vcl/android/androidinst.cxx
index da3889145bb7..1cb11bd7c1e5 100644
--- a/vcl/android/androidinst.cxx
+++ b/vcl/android/androidinst.cxx
@@ -58,10 +58,12 @@ AndroidSalInstance *AndroidSalInstance::getInstance()
 AndroidSalInstance::AndroidSalInstance( std::unique_ptr<SalYieldMutex> pMutex )
     : SvpSalInstance( std::move(pMutex) )
 {
+    // FIXME: remove when uniPoll & runLoop is the only android entry poit.
     int res = (lo_get_javavm())->AttachCurrentThread(&m_pJNIEnv, NULL);
     LOGI("AttachCurrentThread res=%d env=%p", res, m_pJNIEnv);
 }
 
+// This is never called on Android until app exit.
 AndroidSalInstance::~AndroidSalInstance()
 {
     int res = (lo_get_javavm())->DetachCurrentThread();
@@ -79,6 +81,21 @@ bool AndroidSalInstance::AnyInput( VclInputFlags nType )
     return SvpSalInstance::s_pDefaultInstance->HasUserEvents();
 }
 
+void AndroidSalInstance::updateMainThread()
+{
+    int res = (lo_get_javavm())->AttachCurrentThread(&m_pJNIEnv, NULL);
+    LOGI("updateMainThread AttachCurrentThread res=%d env=%p", res, m_pJNIEnv);
+    SvpSalInstance::updateMainThread();
+}
+
+void AndroidSalInstance::releaseMainThread()
+{
+    int res = (lo_get_javavm())->DetachCurrentThread();
+    LOGI("releaseMainThread DetachCurrentThread res=%d", res);
+
+    SvpSalInstance::releaseMainThread();
+}
+
 class AndroidSalSystem : public SvpSalSystem {
 public:
     AndroidSalSystem() : SvpSalSystem() {}