private static bool CheckAlreadyLoaded(BridgeSetup newSetup, JNIEnv env)
{
if (clrLoaded)
{
return true;
}
if (newSetup.BindNative)
{
JniLocalHandle br = env.FindClassPtrNoThrow("net/sf/jni4net/Bridge");
if (JniLocalHandle.IsNull(br))
{
throw new JNIException("Can't find class net.sf.jni4net.Bridge on classpath");
}
IntPtr ir = env.GetStaticFieldIDPtr(br, "isRegistered", "Z");
bool isRegistered = env.GetStaticBooleanField(br, ir);
if (isRegistered)
{
// rather neat. When called like Clr->Java->Clr this dll gets loaded twice.
// which means two separate sets CLR of classes and static members
if (newSetup.Verbose)
{
Console.WriteLine("Already initialized jni4net core before");
}
return true;
}
}
return false;
}
internal static void BindCore(JNIEnv env, BridgeSetup newSetup)
{
if (CheckAlreadyLoaded(newSetup, env))
{
return;
}
if (newSetup.Verbose)
{
var homeDll = new Uri(typeof(Bridge).Assembly.GetName().CodeBase).AbsolutePath;
Console.WriteLine("loading core from " + homeDll);
}
setup = newSetup;
if (!setup.BindCoreOnly)
{
RegisterAssembly(typeof (Bridge).Assembly);
}
__Bridge.Init(env);
if (Setup.Verbose)
{
Console.WriteLine("Initialized jni4net core");
}
if (Setup.BindNative)
{
JniLocalHandle br = env.FindClassPtr("net/sf/jni4net/Bridge");
IntPtr ir = env.GetStaticFieldIDPtr(br, "isRegistered", "Z");
env.SetStaticBooleanField(br, ir, true);
if (!env.GetStaticBooleanField(br, ir))
{
Console.Error.WriteLine("Can't mark bridge");
}
Ref.Init();
Out.Init();
}
if (Setup.Verbose)
{
var homeDll = new Uri(typeof(Bridge).Assembly.GetName().CodeBase).AbsolutePath;
Console.WriteLine("core loaded from " + homeDll);
}
AppDomain.CurrentDomain.DomainUnload += CurrentDomain_DomainUnload;
clrLoaded = true;
}
