+
+ /**
+ * Reads the file header
+ *
+ * @return void
+ */
+ public function readFileHeader () {
+ // Make sure the block instance is set
+ assert($this->getBlockInstance() instanceof Block);
+
+ // Call block instance
+ $this->getBlockInstance()->readFileHeader();
+ }
+
+ /**
+ * Flushes the file header
+ *
+ * @return void
+ */
+ public function flushFileHeader () {
+ // Make sure the block instance is set
+ assert($this->getBlockInstance() instanceof Block);
+
+ // Call block instance
+ $this->getBlockInstance()->flushFileHeader();
+ }