add hot update

src/main/java/cn/langpy/kotime/controller/KoTimeController.java

@@ -246,13 +246,19 @@ public class KoTimeController {
     @PostMapping("/updateClass")
     @ResponseBody
     @Auth
-    public Map updateClass(@RequestParam("classFile") MultipartFile classFile,String className) throws ClassNotFoundException {
+    public Map updateClass(@RequestParam("classFile") MultipartFile classFile,String className) {
         Map map = new HashMap();
         if (classFile==null || classFile.isEmpty()) {
             map.put("state", 0);
             map.put("message", "文件不能为空");
             return map;
         }
+        if (!StringUtils.hasText(className)) {
+            map.put("state", 0);
+            map.put("message", "文类名不能为空");
+            return map;
+        }
+        className = className.trim();
         File file = null;
         try {
             String originalFilename = classFile.getOriginalFilename();
@@ -262,33 +268,43 @@ public class KoTimeController {
                 return map;
             }
             String[] filename = originalFilename.split("\\.");
+            String substring = className.substring(className.lastIndexOf(".") + 1);
+            if (!substring.equals(filename[0])) {
+                map.put("state", 0);
+                map.put("message", "请确认类名是否正确");
+                return map;
+            }
             file = uploadFile(classFile.getBytes(),filename[0]);
         } catch (IOException e) {
-            e.printStackTrace();
+            log.severe("Error class file!");
+            map.put("state", 0);
+            map.put("message", "无法解析文件");
+            return map;
         }
         File jar = null;
-        if (StringUtils.hasText(agentPath)) {
+        if (!StringUtils.hasText(agentPath)) {
             jar = ClassUtil.createJar();
             agentPath = jar.getAbsolutePath();
         }
-        ClassUtil.updateClass(agentPath,className.trim(),file.getAbsolutePath());
-        file.delete();
+        ClassUtil.updateClass(agentPath,className,file.getAbsolutePath());
+        file.deleteOnExit();
         if (jar!=null) {
-            jar.delete();
+            jar.deleteOnExit();
         }
         map.put("state", 1);
         map.put("message", "更新成功");
         return map;
     }
 
-    public static File uploadFile(byte[] file,String fileName) throws IOException {
+
+
+    private static File uploadFile(byte[] file,String fileName) throws IOException {
         FileOutputStream out = null;
         try {
             File targetFile = File.createTempFile(fileName,  ".class", new File(System.getProperty("java.io.tmpdir")));
             out = new FileOutputStream(targetFile.getAbsolutePath());
             out.write(file);
             out.flush();
-            out.close();
             return targetFile;
         } catch (Exception e) {
             log.severe("" + e);

src/main/resources/kotime-en.html

@@ -16,6 +16,7 @@
         var globalNeedLogin = globalNeedLoginValue;
         var globalToken = sessionStorage.getItem("kotimeToken")
         $(document).ready(function () {
+            document.querySelector("#classForm").action='contextPath/koTime/updateClass?token='+globalToken
             let globalIsLogin = false;
             $.ajaxSettings.async = false;
             $.get('contextPath/koTime/isLogin?token='+globalToken, function (data) {
@@ -333,6 +334,47 @@
                 $('#searchText').val('');
             }
         }
+
+        function updateClass(){
+            // document.querySelector("#classForm").submit();
+            var formData = new FormData();
+            var file = document.querySelector('#classFile').files[0];
+            if (file==null || file==undefined) {
+                UIkit.notification("<font color='red'>Null file</font>",{});
+                return;
+            }
+            var className = document.querySelector("#className").value
+            if (className==null || className==undefined || className.length<2) {
+                UIkit.notification("<font color='red'>Null class name</font>",{});
+                return;
+            }
+            formData.append('classFile', file);
+            formData.append('className', className );
+
+            $.ajax({
+                url: document.querySelector("#classForm").action,
+                type: 'POST',
+                cache: false,
+                data: formData,
+                processData: false,
+                contentType: false,
+                dataType: "json",
+                success: function (res) {
+                    if (res['state']==1) {
+                        UIkit.notification.closeAll();
+                        UIkit.notification("<font color='green'>Success</font>",{});
+                    }else {
+                        UIkit.notification.closeAll();
+                        UIkit.notification("<font color='red'>"+res['message']+"</font>",{});
+                    }
+                },
+                error: function (XmlHttpRequest, textStatus, errorThrown) {
+                    UIkit.notification.closeAll();
+                    UIkit.notification("<font color='red'>Fail</font>",{});
+                },
+                complete: function () {}
+            })
+        }
     </script>
 </head>
 <body>
@@ -350,6 +392,7 @@
     <li id="zl" class="uk-active"><a href="#" >Summary</a></li>
     <li id="jklb"><a href="#" >Interfaces</a></li>
     <li><a href="#" >Exceptions</a></li>
+    <li><a href="#" >Hot update</a></li>
     <li><a href="#" >Configurations</a></li>
     <li><a href="#" >Contact me</a></li>
 </ul>
@@ -406,6 +449,22 @@
             <li>exception 1 1&nbsp<span class="uk-label uk-label-danger">closed</span></li>
         </ul>
     </li>
+    <li style="margin-left: 35%;margin-right: 35%;">
+        <div class="uk-card uk-card-default uk-card-body">
+            <form id="classForm" method="post" enctype="multipart/form-data" action="">
+                <div uk-form-custom="target: true"  class="uk-form-controls">
+                    <input id="classFile" name="classFile"  type="file" >
+                    <input id="form-file" style="width: 500px;border-radius: 5px"  class="uk-input" type="text" placeholder="class file needed to update：compiled class file" >
+                </div>
+                <br>
+                <br>
+                <input id="className" name="className" style="width: 500px;border-radius: 5px" class="uk-input" id="" type="text" placeholder="class name needed to update ：com.xx.xx.TestService" >
+                <br>
+                <br>
+                <button type="button"  onclick="updateClass();" style="width: 500px;background-color: #19985d;border-radius: 5px"  class="uk-button uk-button-primary uk-width-1-1 uk-margin-small-bottom">OK</button>
+            </form>
+        </div>
+    </li>
     <li style="margin-left: 30%;margin-right: 30%;">
         <div class="layui-tab-item">
             <label >KoTime switch：</label> <input id='kotimeEnable' type="checkbox" checked>

src/main/resources/kotime.html

@@ -5,6 +5,10 @@
     <style>
         UIKitCss
     </style>
+<!--    <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/uikit@3.2.2/dist/css/uikit.min.css"/>-->
+    <!-- UIkit JS -->
+<!--    <script src="https://cdn.jsdelivr.net/npm/uikit@3.2.2/dist/js/uikit.min.js"></script>-->
+<!--    <script src="https://cdn.jsdelivr.net/npm/uikit@3.2.2/dist/js/uikit-icons.min.js"></script>-->
     <script>
         UIKitJs;
         uiKitIconsJs;
@@ -16,6 +20,7 @@
         var globalNeedLogin = globalNeedLoginValue;
         var globalToken = sessionStorage.getItem("kotimeToken")
         $(document).ready(function () {
+            document.querySelector("#classForm").action='contextPath/koTime/updateClass?token='+globalToken
             let globalIsLogin = false;
             $.ajaxSettings.async = false;
             $.get('contextPath/koTime/isLogin?token='+globalToken, function (data) {
@@ -331,6 +336,47 @@
                 $('#searchText').val('');
             }
         }
+
+        function updateClass(){
+            // document.querySelector("#classForm").submit();
+            var formData = new FormData();
+            var file = document.querySelector('#classFile').files[0];
+            if (file==null || file==undefined) {
+                UIkit.notification("<font color='red'>文件不能为空</font>",{});
+                return;
+            }
+            var className = document.querySelector("#className").value
+            if (className==null || className==undefined || className.length<2) {
+                UIkit.notification("<font color='red'>类名不能为空</font>",{});
+                return;
+            }
+            formData.append('classFile', file);
+            formData.append('className', className );
+
+            $.ajax({
+                url: document.querySelector("#classForm").action,
+                type: 'POST',
+                cache: false,
+                data: formData,
+                processData: false,
+                contentType: false,
+                dataType: "json",
+                success: function (res) {
+                    if (res['state']==1) {
+                        UIkit.notification.closeAll();
+                        UIkit.notification("<font color='green'>更新成功</font>",{});
+                    }else {
+                        UIkit.notification.closeAll();
+                        UIkit.notification("<font color='red'>"+res['message']+"</font>",{});
+                    }
+                },
+                error: function (XmlHttpRequest, textStatus, errorThrown) {
+                    UIkit.notification.closeAll();
+                    UIkit.notification("<font color='red'>更新失败</font>",{});
+                },
+                complete: function () {}
+             })
+        }
     </script>
 </head>
 <body>
@@ -348,6 +394,7 @@
     <li id="zl" class="uk-active"><a href="#" >总览</a></li>
     <li id="jklb"><a href="#" >接口列表</a></li>
     <li><a href="#" >异常列表</a></li>
+    <li><a href="#" >热更新</a></li>
     <li><a href="#" >配置</a></li>
     <li><a href="#" >技术支持</a></li>
 </ul>
@@ -404,6 +451,22 @@
             <li>exception 1 1&nbsp<span class="uk-label uk-label-danger">未开启</span></li>
         </ul>
     </li>
+    <li style="margin-left: 35%;margin-right: 35%;">
+        <div class="uk-card uk-card-default uk-card-body">
+            <form id="classForm" method="post" enctype="multipart/form-data" action="">
+                <div uk-form-custom="target: true"  class="uk-form-controls">
+                    <input id="classFile" name="classFile"  type="file" >
+                    <input id="form-file" style="width: 500px;border-radius: 5px"  class="uk-input" type="text" placeholder="更新的类文件：编译过的.class文件" >
+                </div>
+                <br>
+                <br>
+                <input id="className" name="className" style="width: 500px;border-radius: 5px" class="uk-input" id="" type="text" placeholder="更新的类全名：com.xx.xx.TestService" >
+                <br>
+                <br>
+                <button type="button"  onclick="updateClass();" style="width: 500px;background-color: #19985d;border-radius: 5px"  class="uk-button uk-button-primary uk-width-1-1 uk-margin-small-bottom">确定</button>
+            </form>
+        </div>
+    </li>
     <li style="margin-left: 30%;margin-right: 30%;">
         <div class="layui-tab-item">
             <label >开启koTime：</label> <input id='kotimeEnable' type="checkbox" checked>