diff --git a/src/main/java/com/zhazhapan/qiniu/controller/MainWindowController.java b/src/main/java/com/zhazhapan/qiniu/controller/MainWindowController.java
index 8caae87..83363d9 100644
--- a/src/main/java/com/zhazhapan/qiniu/controller/MainWindowController.java
+++ b/src/main/java/com/zhazhapan/qiniu/controller/MainWindowController.java
@@ -196,7 +196,8 @@ private void initialize() {
 		resTable.getSelectionModel().setSelectionMode(SelectionMode.MULTIPLE);
 		// 设置默认的开始和结束日期，并调用dateChange事件刷新数据
 		endDate.setValue(LocalDate.now());
-		LocalDate endDate = Utils.dateToLocalDate(new Date(new Date().getTime() - Values.DATE_SPAN_OF_THIRTY_ONE));
+		long startTime = System.currentTimeMillis() - Values.DATE_SPAN_OF_THIRTY_ONE;
+		LocalDate endDate = Utils.dateToLocalDate(new Date(startTime));
 		startDate.setValue(endDate);
 		// 设置BucketChoiceComboBox改变事件，改变后并配置新的上传环境
 		bucketChoiceCombo.getSelectionModel().selectedItemProperty().addListener((observable, oldValue, newValue) -> {
diff --git a/src/main/java/com/zhazhapan/qiniu/util/Formatter.java b/src/main/java/com/zhazhapan/qiniu/util/Formatter.java
index 57d93d3..8e1fa24 100644
--- a/src/main/java/com/zhazhapan/qiniu/util/Formatter.java
+++ b/src/main/java/com/zhazhapan/qiniu/util/Formatter.java
@@ -28,7 +28,13 @@ public class Formatter {
 
 	private static Logger logger = Logger.getLogger(Formatter.class);
 
-	private static final String[] SIZE_POST = { "TB", "GB", "MB", "KB" };
+	private static final String SIZE_KB = "KB";
+
+	private static final String SIZE_MB = "MB";
+
+	private static final String SIZE_GB = "GB";
+
+	private static final String SIZE_TB = "TB";
 
 	public static int stringToInt(String string) {
 		if (Checker.isNumber(string)) {
@@ -65,13 +71,13 @@ public static long sizeToLong(String size) {
 		if (Checker.isNotEmpty(size)) {
 			String num = size.split(" ")[0];
 			double result = 0;
-			if (size.contains(SIZE_POST[0])) {
+			if (size.contains(SIZE_TB)) {
 				result = stringToDouble(num) * Values.TB;
-			} else if (size.contains(SIZE_POST[1])) {
+			} else if (size.contains(SIZE_GB)) {
 				result = stringToDouble(num) * Values.GB;
-			} else if (size.contains(SIZE_POST[2])) {
+			} else if (size.contains(SIZE_MB)) {
 				result = stringToDouble(num) * Values.MB;
-			} else if (size.contains(SIZE_POST[3])) {
+			} else if (size.contains(SIZE_KB)) {
 				result = stringToDouble(num) * Values.KB;
 			} else {
 				result = stringToDouble(num);
diff --git a/src/main/java/com/zhazhapan/qiniu/view/MainWindow.java b/src/main/java/com/zhazhapan/qiniu/view/MainWindow.java
index d262062..65ff107 100644
--- a/src/main/java/com/zhazhapan/qiniu/view/MainWindow.java
+++ b/src/main/java/com/zhazhapan/qiniu/view/MainWindow.java
@@ -55,7 +55,6 @@ public void init() {
 			Dialogs.showFatalError(Values.INIT_APP_ERROR_HEADER, e);
 		}
 		stage.setTitle(Values.MAIN_TITLE);
-		// stage.setResizable(false);
 		stage.setOnCloseRequest((e) -> {
 			ThreadPool.shutdown();
 			ConfigLoader.checkWorkPath();
diff --git a/src/test/java/com/zhazhapan/qiniu/TestFormatter.java b/src/test/java/com/zhazhapan/qiniu/FormatterTest.java
similarity index 92%
rename from src/test/java/com/zhazhapan/qiniu/TestFormatter.java
rename to src/test/java/com/zhazhapan/qiniu/FormatterTest.java
index e6d3a38..07f2662 100644
--- a/src/test/java/com/zhazhapan/qiniu/TestFormatter.java
+++ b/src/test/java/com/zhazhapan/qiniu/FormatterTest.java
@@ -11,7 +11,7 @@
  * @author pantao
  *
  */
-public class TestFormatter {
+public class FormatterTest {
 
 	@Test
 	public void testSizeToLong() {