java - how to get selected row and column number after setgraphic of textbox in tableview in javafx? -

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i have set textfield in column below in tableview setgraphic(textfield); have added changelistener updated text, want row , column number.

setgraphic(textfield);  textfield.textproperty().addlistener(new changelistener<string>() {  public void changed(final observablevalue<? extends string> observablevalue,          final string oldvalue,final string newvalue)      {        system.out.println("old "+oldvalue+" , new : "+newvalue);    // here,how can particuler row number  } });

assuming selecting 1 tableview cell, , want column , row index.

get tableview tablecell:

tableview table = this.gettableview();

then, tableposition first selectionmodel:

   tableposition firstcell = table.getselectionmodel().getselectedcells().get(0);

finally, column , row index : 

 firstcell.getcolumn() //int  firstcell.getrow()  //int

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