加上文件剩余大小

java/src/main/java/com/yfd/platform/modules/storage/convert/impl/StorageSourceConvertImpl.java

@@ -144,6 +144,7 @@ public class StorageSourceConvertImpl implements StorageSourceConvert {
                 if(StringUtils.isNotBlank(value)){
                     //空间使用率
                     storageSource.setSpaceOccupancyRatio(calculateLocalStorageUsage(value));
+                    storageSource.setRemainingSpaceSize(calculateFreeSpaceInGB(value));
                 }
 
             }else {
@@ -172,16 +173,20 @@ public class StorageSourceConvertImpl implements StorageSourceConvert {
                     List<String> valueList = Arrays.asList(values);
 
                     StringBuilder spaceOccupancyRatio = new StringBuilder();
+                    StringBuilder remainingSpaceSize = new StringBuilder();
 
                     for (String valueData : valueList){
                         String percentage = calculateLocalStorageUsage(valueData);
+                        String spaceSize = calculateFreeSpaceInGB(valueData);
                         if (spaceOccupancyRatio.length() > 0) {
                             spaceOccupancyRatio.append(";"); // 添加分号分隔
                         }
                         spaceOccupancyRatio.append(percentage);
+                        remainingSpaceSize.append(spaceSize);
                     }
                     //空间使用率
                     storageSource.setSpaceOccupancyRatio(spaceOccupancyRatio.toString());
+                    storageSource.setRemainingSpaceSize(remainingSpaceSize.toString());
                 }
 
 
@@ -239,6 +244,42 @@ public class StorageSourceConvertImpl implements StorageSourceConvert {
             throw new IllegalArgumentException("无法获取磁盘空间: " + e.getMessage());
         }
     }
+    //计算空间生育大小
+    public static String calculateFreeSpaceInGB(String path) {
+        try {
+            Path target = Paths.get(path);
+
+            // 解析符号链接
+            if (Files.isSymbolicLink(target)) {
+                target = Files.readSymbolicLink(target);
+            }
+
+            // 获取文件存储信息
+            FileStore store = Files.getFileStore(target);
+            long freeSpaceBytes = store.getUsableSpace();
+
+            // 转换为GB (1 GB = 1024^3 bytes)
+            double freeSpaceGB = (double) freeSpaceBytes / (1024 * 1024 * 1024);
+
+            // 格式化输出
+            DecimalFormat df = new DecimalFormat("#.##");
+            String formatted = df.format(freeSpaceGB);
+
+            // 移除多余的小数位（如60.0 -> 60）
+            if (formatted.endsWith(".00")) {
+                formatted = formatted.substring(0, formatted.length() - 3);
+            } else if (formatted.endsWith(".0")) {
+                formatted = formatted.substring(0, formatted.length() - 2);
+            }
+
+            return formatted + "GB";
+
+        } catch (Exception e) {
+            throw new IllegalArgumentException("无法获取磁盘空间: " + e.getMessage());
+        }
+    }
+
+
     // 计算本地路径的空间使用率
 //    public  static String  calculateLocalStorageUsage(String path) {
 //
@@ -385,6 +426,7 @@ public class StorageSourceConvertImpl implements StorageSourceConvert {
         storageSourceAdminResult.setStoreContent( storageSource.getStoreContent());
         storageSourceAdminResult.setSpaceOccupancyRatio( storageSource.getSpaceOccupancyRatio());
         storageSourceAdminResult.setValueData( storageSource.getValueData());
+        storageSourceAdminResult.setRemainingSpaceSize( storageSource.getRemainingSpaceSize());
         return storageSourceAdminResult;
     }
 }

java/src/main/java/com/yfd/platform/modules/storage/model/entity/StorageSource.java

@@ -111,4 +111,8 @@ public class StorageSource implements Serializable {
     //存储路径
     @TableField(exist = false)
     private String valueData;
+
+    //存储剩余大小GB
+    @TableField(exist = false)
+    private String remainingSpaceSize;
 }

java/src/main/java/com/yfd/platform/modules/storage/model/result/StorageSourceAdminResult.java

@@ -91,5 +91,7 @@ public class StorageSourceAdminResult {
 	//存储路径
 	@TableField(exist = false)
 	private String valueData;
-
+	//存储剩余大小GB
+	@TableField(exist = false)
+	private String remainingSpaceSize;
 }