google spreadsheet - Retrieve spreadsheetId from spreadsheetName using Java -

in following snippet :

batchupdatevaluesrequest body = new batchupdatevaluesrequest()                         .setvalueinputoption("raw")                         .setdata(data);                 batchupdatevaluesresponse result =  mservice.spreadsheets().values().batchupdate(spreadsheetid, body).execute(); 

i want fetch spreadsheetid spreadsheetname in java code. spreadsheetname name have saved google spreadsheet in google drive.