java.io.BufferedInputStream.available C# (CSharp) Method

        public override int available()
        {
            return global::MonoJavaBridge.JavaBridge.CallIntMethod(this, global::java.io.BufferedInputStream.staticClass, "available", "()I", ref global::java.io.BufferedInputStream._m6);
        }

 public static byte[] getBytesFromFileJava(string filePath)
 {
     FileInputStream fis = new FileInputStream (new java.io.File (filePath));
     BufferedInputStream bis = new BufferedInputStream(fis);
     int numByte = bis.available();
     byte[] buff = new byte[numByte];
     bis.read(buff, 0, numByte);
     bis.close ();
     fis.close ();
     return buff;
 }