public virtual global::java.lang.Object floorKey(java.lang.Object arg0)
{
return global::MonoJavaBridge.JavaBridge.CallObjectMethod(this, global::java.util.TreeMap.staticClass, "floorKey", "(Ljava/lang/Object;)Ljava/lang/Object;", ref global::java.util.TreeMap._m25, global::MonoJavaBridge.JavaBridge.ConvertToValue(arg0)) as java.lang.Object;
}