|  |  | 
 |  |  |                 ArrayList arrayList = JSON.parseObject(stringBuffer.toString(), ArrayList.class); | 
 |  |  |                 List<List<MapNode>> lists = filterMap(mapType, arrayList, lev, whitePoints, shuttlePoints);//过滤地图数据 | 
 |  |  |  | 
 |  |  |                 if (!file.delete()) { | 
 |  |  |                     System.out.println("临时文件删除失败"); | 
 |  |  |                 } | 
 |  |  |  | 
 |  |  |                 return lists; | 
 |  |  |             } else { | 
 |  |  |                 System.out.println("文件不存在!"); | 
 |  |  | 
 |  |  |                 ArrayList arrayList = JSON.parseObject(stringBuffer.toString(), ArrayList.class); | 
 |  |  |                 List<List<MapNode>> lists = filterMap(mapType, arrayList, lev, whitePoints, shuttlePoints);//过滤地图数据 | 
 |  |  |  | 
 |  |  |                 if (!file.delete()) { | 
 |  |  |                     System.out.println("临时文件删除失败"); | 
 |  |  |                 } | 
 |  |  |  | 
 |  |  |                 return lists; | 
 |  |  |             } else { | 
 |  |  |                 System.out.println("文件不存在!"); |