/** * 文件删除 * @param */ public void delDir(File file){ if (file.isDirectory()) { File zFiles[] = file.listFiles(); for (File file2 : zFiles) { delDir(file2); } } file.delete();}
/** * 递归删除 * @param classId */public void deleteByClassId(String classId){ QmClassType classType = findById(classId); if (classType != null) { List<QmClassType> classTypeList = findClassTypeByParentId(classId); if (classTypeList != null) { for (QmClassType type : classTypeList) { deleteByClassId(type.getQmClassId()); } } deleteById(classId); }} public ArrayNode getClassTypeTree(String parentId){ List<QmClassType> classTypeList = findClassTypeByParentId(parentId); ArrayNode arrayNode = JacksonUtil.createArrayNode(); if (classTypeList != null) { for (QmClassType classType : classTypeList) { ObjectNode sonNode = classTypeToObjectNode(classType); sonNode.set("children", getClassTypeTree(classType.getQmClassId())); arrayNode.add(sonNode); } } return arrayNode;}
转载于:https://www.cnblogs.com/zzl0916/p/11237532.html
