public virtual bool markSupported()
{
global::net.sf.jni4net.jni.JNIEnv @__env = this.Env;
using(new global::net.sf.jni4net.jni.LocalFrame(@__env, 10)){
return ((bool)(@__env.CallBooleanMethod(this, global::java.io.InputStream.j4n_markSupported8)));
}
}