命令行操作jar可执行文件进行excel转json操作并通过命令行传递文件路径

1、要点：文件路径和存储路径的传递



2、操作命令行要点：



 3、代码要点：

public class Excel2Json {

public static void main(String[] args) {
Sheet sheet;
Workbook book;
Cell cell1, cell2, cell3, cell4, cell5, cell6, cell7;
JSONArray array = new JSONArray();
try {
//要读取的excel文件
book = Workbook.getWorkbook(new File(args[0]));

//获得第一个工作表对象(ecxel中sheet的编号从0开始,0,1,2,3,....)
sheet = book.getSheet(0);
int position = 0;
for (int i = 1; i < sheet.getRows(); i++) {
//获取每一行的单元格
cell1 = sheet.getCell(0, i);//（列，行）
cell2 = sheet.getCell(1, i);
cell3 = sheet.getCell(2, i);
cell4 = sheet.getCell(3, i);
cell5 = sheet.getCell(4, i);
JSONObject object = new JSONObject();

String kpPid = "0";

if(!"".equals(cell1.getContents())){
kpPid = "0";
}else if(i>1){

cell6 = sheet.getCell(3, i-1);
cell7= sheet.getCell(4, i-1);
String kpCode1 = null;
if(cell7.getContents().length()==3){
kpCode1 = "00"+cell7.getContents();
}else if(cell7.getContents().length()==4){
kpCode1 = "0"+cell7.getContents();
}else if(cell7.getContents().length()==5){
kpCode1 = cell7.getContents();
}

kpPid = cell6.getContents()+""+kpCode1;
}

object.put("kpPid",kpPid);

if(!"".equals(cell1.getContents())){
object.put("kpName",cell1.getContents());
}else if(!"".equals(cell2.getContents())){
object.put("kpName",cell2.getContents());
}else if(!"".equals(cell3.getContents())){
object.put("kpName",cell3.getContents());
}

object.put("kpSetId",cell4.getContents());
object.put("kpCode",cell5.getContents());

String kpCode = null;

if(cell5.getContents().length()==3){
kpCode = "00"+cell5.getContents();
}else if(cell5.getContents().length()==4){
kpCode = "0"+cell5.getContents();
}else if(cell5.getContents().length()==5){
kpCode = cell5.getContents();
}

object.put("kpId", cell4.getContents() +""+ kpCode);

if (!"".equals(cell1.getContents())) {
position++;
}

object.put("position",position);

String s = cell5.getContents();

object.put("xkId",s.subSequence(0, 1));

array.add(object);
}

String jsonStr = array.toString();

int level = 0;
StringBuffer jsonForMatStr = new StringBuffer();
for(int i=0;i<jsonStr.length();i++){
char c = jsonStr.charAt(i);
if(level>0&&'\n'==jsonForMatStr.charAt(jsonForMatStr.length()-1)){
jsonForMatStr.append(getLevelStr(level));
}
switch (c) {
case '{':
case '[':
jsonForMatStr.append(c+"\n");
level++;
break;
case ',':
jsonForMatStr.append(c+"\n");
break;
case '}':
case ']':
jsonForMatStr.append("\n");
level--;
jsonForMatStr.append(getLevelStr(level));
jsonForMatStr.append(c);
break;
default:
jsonForMatStr.append(c);
break;
}
}

System.out.println(jsonForMatStr.toString());

FileWriter writer;
writer = new FileWriter(args[1]);
writer.write(jsonForMatStr.toString());
writer.flush();
writer.close();

book.close();
} catch (Exception e) {
e.printStackTrace();
}
}

private static String getLevelStr(int level){
StringBuffer levelStr = new StringBuffer();
for(int levelI = 0;levelI<level ; levelI++){
levelStr.append("\t");
}
return levelStr.toString();
}

}