/*
Method: removeEntryFromMenu - database removal
Purpose: interface between menu and actual remove entry method
Parameters:
String removeMe the word to remove
Returns:
boolean - did I do it?
*/
public boolean removeEntryFromMenu(String removeMe) {
// removeEntry is farther on down, just before the toString
if (this.containsEntry(removeMe)) {
System.out.println("Are you sure you want to remove the entry: " + removeMe + "?");
System.out.print("(Yes/No) >>");
// Will accept spaces in words
// Scanner to take user input
Scanner inputScanner = new Scanner(System.in);
// the wood the user wants to add
String userInput = inputScanner.nextLine();
if (userInput.equalsIgnoreCase("yes")) {
TreeNode.removeTreeNode(TreeNode.getNodeByString(removeMe, entryRoot), entryRoot, null);
return true;
} else {
// go back to the menu
return false;
}
} else {
// removeEntry failed
System.out.println("I could not find an entry: " + removeMe + "\n");
return false;
}
}
/*
Method: removeSynonymFromMenu - database removal
Purpose: removes a synonym from an existing entry
Parameters:
String wordToRemove the word to remove a synonym from
Returns:
none
*/
public void removeSynonymFromMenu(String wordToRemoveFrom) {
if (wordToRemoveFrom.equals("")) {
// if the word is empty go back to caller
System.out.println("\nPlease type a valid word\n");
return;
}
// checks whether the word is in the database and gets it
if (!this.containsEntry(wordToRemoveFrom)) {
// if the word isn't there, go back to caller
System.out.println("Sorry, I could not find that word in the thesaurus\n");
return;
}
// if the entry exists, get the entry using its index
TreeNode removeFromThis = TreeNode.getNodeByString(wordToRemoveFrom, entryRoot);
// loop control, will loop till user does not say "yes" at end
boolean repeatCheck = true;
while (repeatCheck) {
System.out.println(
"What synonym would you like " + "to remove from the word: " + wordToRemoveFrom);
System.out.print(">> ");
// Scanner to take user input
Scanner inputScanner = new Scanner(System.in);
// the synonym to be added
// will accept spaces in words
String removeMe = inputScanner.nextLine();
if (removeMe.equals("")) {
System.out.println("Sorry, I can't remove nothing\n");
// jump down to loop control
} else {
if (!removeFromThis.containsSynonym(removeMe)) {
// if the word does not have the synonym skip down to loop control
System.out.println(wordToRemoveFrom + "does not have that synonym\n");
} else {
System.out.println("Are you sure you want to remove the Synonym: " + removeMe + "?");
System.out.print("(Yes/No) >>");
// Will accept spaces in words
String userInput = inputScanner.nextLine();
if (userInput.equalsIgnoreCase("yes")) {
TreeNode nodeToRemove =
TreeNode.getNodeByString(removeMe, removeFromThis.getSynonymTree());
TreeNode.removeTreeNode(nodeToRemove, removeFromThis.getSynonymTree(), null);
System.out.println(removeMe + " was successfully removed from the entry.");
return;
} else {
// go back to the menu
System.out.println("Going back to the main menu");
return;
}
}
}
// loop control menu
System.out.println("\nWould you like to remove another synonym?");
System.out.print("type (yes/no) >>");
// does the user want to add another entry?
String userResponse = inputScanner.next();
if (userResponse.equalsIgnoreCase("yes")) {
} else {
System.out.println("\nGoing back to the main menu\n");
repeatCheck = false;
}
}
}