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Allow null directories in directory deletion methods.

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This commit is contained in:
Winston Li 2015-03-09 22:35:40 +00:00
parent 83db4e6a10
commit 79307923ad
1 changed files with 15 additions and 9 deletions
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24
services/git-bridge/src/main/java/uk/ac/ic/wlgitbridge/util/Util.java
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@ -129,22 +129,28 @@ public class Util {
} }
public static void deleteDirectory(File directory) { public static void deleteDirectory(File directory) {
deleteInDirectory(directory); if (directory != null) {
directory.delete(); deleteInDirectory(directory);
directory.delete();
}
} }
public static void deleteInDirectory(File directory) { public static void deleteInDirectory(File directory) {
deleteInDirectoryApartFrom(directory); if (directory != null) {
deleteInDirectoryApartFrom(directory);
}
} }
public static void deleteInDirectoryApartFrom(File directory, String... apartFrom) { public static void deleteInDirectoryApartFrom(File directory, String... apartFrom) {
Set<String> excluded = new HashSet<String>(Arrays.asList(apartFrom)); if (directory != null) {
for (File file : directory.listFiles()) { Set<String> excluded = new HashSet<String>(Arrays.asList(apartFrom));
if (!excluded.contains(file.getName())) { for (File file : directory.listFiles()) {
if (file.isDirectory()) { if (!excluded.contains(file.getName())) {
deleteInDirectory(file); if (file.isDirectory()) {
deleteInDirectory(file);
}
file.delete();
} }
file.delete();
} }
} }
} }