JFileChooser dialog=new JFileChooser();

dialog.setFileSelectionMode(JFileChooser.FILES_AND_DIRECTORIES);

dialog.setSelectedFile(new File(this.fieldTempPath.getText()+this.getFileName()+".save"));

if(dialog.showDialog(this, "Ôàéë äëÿ ñîõðàíåíèÿ")==JFileChooser.APPROVE_OPTION){

saveObjectToFile(dialog.getSelectedFile().getPath());

}else{

JOptionPane.showMessageDialog(this, "not saved");

}