Install yasnippet and vala-snippets packages

elpa/yasnippet-20160924.2001/snippets/java-mode/getter

@@ -0,0 +1,7 @@
+# -*- mode: snippet; require-final-newline: nil -*-
+# name: getter
+# key: g
+# --
+public ${1:int} get${2:Field}() {
+       return ${3:field};
+}