File.listFiles() can return null

Federico Fissore · Federico Fissore · commit 7552636bd17e · 2015-04-29T11:57:27.000+02:00
diff --git a/arduino-core/src/processing/app/helpers/FileUtils.java b/arduino-core/src/processing/app/helpers/FileUtils.java
@@ -77,7 +77,11 @@ public static void recursiveDelete(File file) {
       return;
     }
     if (file.isDirectory()) {
-      for (File current : file.listFiles()) {
+      File[] files = file.listFiles();
+      if (files == null) {
+        return;
+      }
+      for (File current : files) {
         recursiveDelete(current);
       }
     }

Original file line number	Diff line number	Diff line change
`@@ -77,7 +77,11 @@ public static void recursiveDelete(File file) {`
`77`	`77`	`return;`
`78`	`78`	`}`
`79`	`79`	`if (file.isDirectory()) {`
`80`		`- for (File current : file.listFiles()) {`
	`80`	`+ File[] files = file.listFiles();`
	`81`	`+ if (files == null) {`
	`82`	`+ return;`
	`83`	`+ }`
	`84`	`+ for (File current : files) {`
`81`	`85`	`recursiveDelete(current);`
`82`	`86`	`}`
`83`	`87`	`}`