/**
* Queries the UIData for the current row of data to get the current cheese.
*
* @return String for the cheese name.
* @throws NullPointerException if the rowdata returns a null Cheese.
*/
private String getSelectedCheeseName() {
Cheese cheese = (Cheese) cheeseList.getRowData(); // make sure it still exists
if (cheese == null) {
throw new NullPointerException("cheese");
}
return cheese.getName();
}
public String removeCheese() {
Cheese tempCheese = new Cheese(getSelectedCheeseName(), "");
Cheese storedCheese = service.find(tempCheese);
if (storedCheese == null) {
FacesContext.getCurrentInstance()
.addMessage(null, new FacesMessage("Cheese " + tempCheese.getName() + " Not Found!"));
return "delete error";
}
service.remove(storedCheese);
FacesContext.getCurrentInstance().addMessage(null, new FacesMessage("Cheese Removed"));
return "ok";
}
public void remove(Cheese cheese) {
cheeses.remove(cheese.getName());
}
public void save(Cheese cheese) {
cheeses.put(cheese.getName(), cheese);
}
