be compatible with old configuration

report/src/main/java/com/uas/report/DynamicProperties.java

@@ -119,12 +119,19 @@ public class DynamicProperties {
         try {
             File propertyFile = new File(PROPERTY_FILE_NAME);
             if (!propertyFile.exists()) {
-                // 复制类路径下默认的配置文件
-                File defaultPropertyFile = ResourceUtils.getFile(PROPERTY_FILE_NAME);
-                if (defaultPropertyFile == null) {
-                    throw new FileNotFoundException("配置文件不存在：" + PROPERTY_FILE_NAME);
+                // 配置文件不存在时，加载旧的配置文件（以兼容旧的配置方式）
+                // TODO temporary codes
+                File oldPropertyFile = new File("application.properties");
+                if (oldPropertyFile.exists() && oldPropertyFile.isFile()) {
+                    FileUtils.copy(oldPropertyFile, propertyFile);
+                } else {
+                    // 复制类路径下默认的配置文件
+                    File defaultPropertyFile = ResourceUtils.getFile(PROPERTY_FILE_NAME);
+                    if (defaultPropertyFile == null) {
+                        throw new FileNotFoundException("配置文件不存在：" + PROPERTY_FILE_NAME);
+                    }
+                    FileUtils.copy(defaultPropertyFile, propertyFile);
                 }
-                FileUtils.copy(defaultPropertyFile, propertyFile);
             }
             long lastModified = propertyFile.lastModified();
             // 如果配置文件有修改，就重新加载
@@ -137,6 +144,24 @@ public class DynamicProperties {
             Properties properties = new Properties();
             properties.load(new FileInputStream(propertyFile));
 
+            // TODO temporary codes
+            if(!properties.containsKey("max-record-size.pc")){
+                properties.put("max-record-size.pc", "100000");
+                properties.store(new FileOutputStream(propertyFile), "report properties updated on");
+            }
+            if(!properties.containsKey("max-record-size.phone")){
+                properties.put("max-record-size.phone", "10000");
+                properties.store(new FileOutputStream(propertyFile), "report properties updated on");
+            }
+            if(!properties.containsKey("use-xlsx")){
+                properties.put("use-xlsx", "false");
+                properties.store(new FileOutputStream(propertyFile), "report properties updated on");
+            }
+            if(!properties.containsKey("page.preview.show-export-buttons")){
+                properties.put("page.preview.show-export-buttons", "PDF, XLS, XLS_DATA");
+                properties.store(new FileOutputStream(propertyFile), "report properties updated on");
+            }
+
             // 通过反射注入配置
             Field[] declaredFields = getClass().getDeclaredFields();
             for (Field declaredField : declaredFields) {