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return empty list if no backup files exist
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1 changed files with 3 additions and 2 deletions
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@ -32,6 +32,7 @@ import java.io.IOException;
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import java.io.InputStream;
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import java.nio.file.Path;
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import java.nio.file.Paths;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.Comparator;
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import java.util.Date;
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@ -76,11 +77,11 @@ public class FileUtil {
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public static List<File> getBackupFiles(File dir, String fileName) {
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File backupDir = new File(Paths.get(dir.getAbsolutePath(), BACKUP_DIR).toString());
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if (!backupDir.exists()) return null;
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if (!backupDir.exists()) return new ArrayList<File>();
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String dirName = "backups_" + fileName;
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if (dirName.contains(".")) dirName = dirName.replace(".", "_");
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File backupFileDir = new File(Paths.get(backupDir.getAbsolutePath(), dirName).toString());
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if (!backupFileDir.exists()) return null;
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if (!backupFileDir.exists()) return new ArrayList<File>();
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File[] files = backupFileDir.listFiles();
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return Arrays.asList(files);
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}
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