jooby-project
diff --git a/‎modules/jooby-apt/src/main/java/io/jooby/internal/apt/CodeBlock.java‎
Lines changed: 3 additions & 1 deletion b/‎modules/jooby-apt/src/main/java/io/jooby/internal/apt/CodeBlock.java‎
Lines changed: 3 additions & 1 deletion
@@ -24,7 +24,9 @@ public static String of(CharSequence... sequence) {
   }
 
   public static CharSequence string(CharSequence value) {
-    return "\"" + EscapeUtils.escapeJava(value) + "\"";
+    return value == null || "null".equals(value.toString())
+        ? "null"
+        : "\"" + EscapeUtils.escapeJava(value) + "\"";
   }
 
   public static CharSequence clazz(boolean kt) {
Original file line number	Diff line number	Diff line change
`@@ -24,7 +24,9 @@ public static String of(CharSequence... sequence) {`
`24`	`24`	`}`
`25`	`25`
`26`	`26`	`public static CharSequence string(CharSequence value) {`
`27`		`- return "\"" + EscapeUtils.escapeJava(value) + "\"";`
	`27`	`+ return value == null \|\| "null".equals(value.toString())`
	`28`	`+ ? "null"`
	`29`	`+ : "\"" + EscapeUtils.escapeJava(value) + "\"";`
`28`	`30`	`}`
`29`	`31`
`30`	`32`	`public static CharSequence clazz(boolean kt) {`