diff --git a/.java_tmp/.gitignore b/.java_tmp/.gitignore
new file mode 100644
index 00000000..5e7d2734
--- /dev/null
+++ b/.java_tmp/.gitignore
@@ -0,0 +1,4 @@
+# Ignore everything in this directory
+*
+# Except this file
+!.gitignore