qvs format code

Author: HugoLipeng

src/test/java/test/com/qiniu/qvs/NameSpaceTest.java

@@ -17,7 +17,7 @@ public class NameSpaceTest {
     private Response res = null;
     private Response res2 = null;
     private final String namespaceId = "3nm4x1e0xw855";
-    private final String name = ""+System.currentTimeMillis();
+    private final String name = "" + System.currentTimeMillis();
 
     @BeforeEach
     public void setUp() throws Exception {

src/test/java/test/com/qiniu/qvs/PTZTest.java

@@ -17,7 +17,7 @@ public class PTZTest {
     private final String namespaceId = "3nm4x1e0xw855";
     private final String gbId = "31011500991320007536";
     private final String chId = "";
-    private String name = ""+System.currentTimeMillis();
+    private String name = "" + System.currentTimeMillis();
 
     @BeforeEach
     public void setUp() throws Exception {
@@ -75,7 +75,7 @@ public void testIrisControl() {
     @Test
     @Tag("IntegrationTest")
     public void testPresetsControl() {
-        name = ""+System.currentTimeMillis();
+        name = "" + System.currentTimeMillis();
         try {
             res = ptzManager.presetsControl(namespaceId, gbId, "set", name, 0, chId);
             assertNotNull(res);

src/test/java/test/com/qiniu/qvs/StreamTest.java

@@ -17,7 +17,7 @@
 public class StreamTest {
 
     Auth auth = TestConfig.testAuth;
-    private final String streamid = ""+System.currentTimeMillis();
+    private final String streamid = "" + System.currentTimeMillis();
     Stream stream = new Stream("31011500991320007536");
     Stream createstream = new Stream(streamid);
     private StreamManager streamManager;

src/test/java/test/com/qiniu/qvs/TemplateTest.java

@@ -17,7 +17,7 @@ public class TemplateTest {
     private TemplateManager templateManager;
     private Response res = null;
     private final String templateId = "2xenzwlwgi7mf";
-    private String templateName = ""+System.currentTimeMillis();
+    private String templateName = "" + System.currentTimeMillis();
 
     @BeforeEach
     public void setUp() throws Exception {
@@ -63,7 +63,7 @@ public void testQueryTemplate() {
     @Test
     @Tag("IntegrationTest")
     public void testUpdateTemplate() {
-        templateName = ""+System.currentTimeMillis();
+        templateName = "" + System.currentTimeMillis();
         PatchOperation[] patchOperation = { new PatchOperation("replace", "name", templateName) };
         try {
             res = templateManager.updateTemplate(templateId, patchOperation);