解析mysql匯出的excel

2021-09-01 22:58:50 字數 1675 閱讀 2472

解析mysql匯出的excel,為一下格式,fields欄位,values為對應的值,位置為空的預設為空字串

public jsonobject uploadvalueexcel(multipartfile file) 

//獲取檔名

string filename=file.getoriginalfilename();

//驗證檔名是否合格

if(!excelparseutils.validateexcel(filename))

//進一步判斷檔案內容是否為空(即判斷其大小是否為0或其名稱是否為null)

long size=file.getsize();

if(stringutils.isempty(filename) || size==0)

//開始讀取

workbook workbook=null;

if(i***cel2007(filename))else

//預設只有乙個sheet

sheet sheet = workbook.getsheetat(0);

//總行數

int physicalnumberofrows = sheet.getphysicalnumberofrows();

logger.info("physicalnumberofrows:{}",physicalnumberofrows);

//第一行,欄位名

row row = sheet.getrow(0);

//總列數

int physicalnumberofcells = row.getphysicalnumberofcells();

//"fields":["id","name","age"],

//"values":[["a","b","c"],["a1","b1"],["a2","b2","c2"],["a3","b3","c3"]]

string fields=new string[physicalnumberofcells];

for(int i=0; i}

string values=new string [physicalnumberofrows-1][physicalnumberofcells];

for (int j = 0; j < physicalnumberofrows-1; j++) ",values[j][z].tostring());

}else

}else ",values[j][z].tostring());}}

}creationtable.put("fields",fields);

creationtable.put("values",fields);

return creationtable

} catch (exception e)

}

public class excelparseutils 

//是否是2007的excel,返回true是2007

public static boolean i***cel2007(string filepath)

//驗證excel檔案

public static boolean validateexcel(string filepath)

return true;

}}

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