Errors in the JavaFX code even though it is displaying need help revising code:

Question

Errors in the JavaFX code even though it is displaying need help revising code:

nt -f A:\Users\Matt\games\NetBeansProjects\Project_7_main -Djavac.includes=project_7_main/Project_7_main.java -Dnb.internal.action.name=run.single -Drun.class=project_7_main.Project_7_main run-single

init:

Deleting: A:UsersMattgamesNetBeansProjectsProject_7_mainuilduilt-jar.properties

deps-jar:

Updating property file: A:UsersMattgamesNetBeansProjectsProject_7_mainuilduilt-jar.properties

Compiling 1 source file to A:UsersMattgamesNetBeansProjectsProject_7_mainuildclasses

compile-single:

run-single:

inventory1

java.io.FileNotFoundException: inventory1 (The system cannot find the file specified)

at java.io.FileInputStream.open0(Native Method)

at java.io.FileInputStream.open(FileInputStream.java:195)

at java.io.FileInputStream.(FileInputStream.java:138)

at java.util.Scanner.(Scanner.java:611)

at project_7_main.Project_7_main.readInventory(Project_7_main.java:59)

at project_7_main.Project_7_main.main(Project_7_main.java:52)

at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)

at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)

at java.lang.reflect.Method.invoke(Method.java:498)

at com.sun.javafx.application.LauncherImpl.launchApplicationWithArgs(LauncherImpl.java:389)

at com.sun.javafx.application.LauncherImpl.launchApplication(LauncherImpl.java:328)

at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)

at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)

at java.lang.reflect.Method.invoke(Method.java:498)

at sun.launcher.LauncherHelper$FXHelper.main(LauncherHelper.java:767)

clicked

clicked

Code:

package project_7_main;

import java.io.*;
import java.util.*;
import javafx.application.Application;
import javafx.stage.Stage;
import javafx.scene.Scene;
import javafx.scene.control.Alert;
import javafx.scene.layout.BorderPane;
import javafx.stage.WindowEvent;
import static project_7_main.VisualInterface.editItem;
import static project_7_main.VisualInterface.results;

class Entry {
public String name, quantity, note;
}
public class Project_7_main extends Application {
public static Entry[] entryList = new Entry[200];
public static int num_entries = 0;
public static Scanner stdin = new Scanner(System.in);
public static BorderPane pane = new BorderPane();
public static boolean debug = true;
public static File file = new File ("inventory.txt");

@Override
public void start(Stage primaryStage) {
Scene scene = new Scene(pane, 800, 600);
primaryStage.setTitle("Inventory Managment");
pane.setStyle("-fx-background-color: #85CD66;"
+ "-fx-border-width: 5;"
+ "-fx-insets: 10;"
+ "-fx-border-radius: 5;"
+ "-fx-border-color: green;");
//Place nodes here
pane.setLeft(VisualInterface.getVBox());
//Create a scene and place it in stage
primaryStage.setScene(scene); //placing scene in stage
primaryStage.show();
  
primaryStage.setOnCloseRequest((WindowEvent w) -> {
try {
CopyInventoryToFile("inventory.txt");
}
catch (Exception e){
Alert alert = new Alert(Alert.AlertType.ERROR);
alert.setTitle("Error");
alert.setContentText("There was a problem saving your changes!");
}
});
}
public static void main(String args[]) throws Exception {
readInventory("inventory.txt");
launch(args);
}
public static void readInventory(String FileName) throws Exception {
try {
Scanner input = new Scanner(System.in);
File file = new File (input.nextLine());
input = new Scanner (file);
while(input.hasNextLine()) {
String line = input.nextLine();
System.out.println(line);
}
input.close();
}
catch(Exception ex) {
ex.printStackTrace();

}
}
public static void enterName(String item) {
String itemName = "Item";
itemName = item;
}
public static void enterQuantity(String number) {
String quantity = "Quantity";
quantity = number;
}
public static void enterNotes(String notes) {
String itemNotes = "Notes";
itemNotes = notes;
}
public static int index(String Key) {
// Function to get the index of a key from an array
// if not found, returns -1
for (int i = 0; i < num_entries; i++) {
if (entryList[i].name.equalsIgnoreCase(Key)) {
return i; // Found the Key, return index.
}
}
return -1;
}
public static void displayEntry(Entry item) {
System.out.println("--" + item.name + " "
+ "--" + item.quantity + " "
+ "--" + item.note);
}
public static void listAllItems() {
int i = 0;
while (i < num_entries) {
displayEntry(entryList[i]);
i++;
}
}
public static void find(String search) {
for (int i = 0, found = 0; i < num_entries; i++){
if(search.toLowerCase().contains(entryList[i].name) || entryList[i].name.toLowerCase().contains(search)) {
results.add(entryList[i].name);
found++;
}
}
}
public static void delete(String name){
for(int i = 0; i < num_entries; i++) {
if(entryList[i].name.equals(editItem)) {
for(int j = i; j < num_entries; j++){
entryList[j] = entryList[j + 1];
}
num_entries--;
results.remove(editItem);
}   
  
}
}
public static void sortList() {
int i;
Entry temp;
temp = new Entry();
for (int j = 0; j < num_entries; j++) {
for (i = j + 1; i < num_entries; i++) {
if (entryList[j].name.compareToIgnoreCase(entryList[i].name) > 0) {
//Swap the entries if their names are not in ascending order
temp = entryList[j];
entryList[j] = entryList[i];
entryList[i] = temp;
}
}
}
System.out.println("Sorted the list. Press l to list all the items");
}
public static void CopyInventoryToFile(String FileName) throws Exception {
FileOutputStream out = new FileOutputStream(FileName);
PrintStream P = new PrintStream(out);
for (int i = 0; i < num_entries; i++) {
P.println(entryList[i].name + " " + entryList[i].quantity
+ " " + entryList[i].note);
}
}
public static boolean isInteger(String quantity) {
Boolean digit = true;
int yourNumber;
for (int i = 0; i < num_entries; i++) {
try {
yourNumber = Integer.parseInt(quantity);
} catch (NumberFormatException ex) {
Alert alert = new Alert(Alert.AlertType.ERROR);
alert.setTitle("Error");
alert.setContentText("Invalid input. Quantity must be an integer. Quantity set to 0 by default.");
digit = false;
}
}
if (debug) {
System.out.println(digit);
}
return digit;
}
}

package project_7_main;

import javafx.geometry.Insets;
import javafx.application.Application;
import javafx.collections.FXCollections;
import javafx.collections.ObservableList;
import javafx.fxml.FXML;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.scene.control.Label;
import javafx.stage.Stage;
import javafx.scene.layout.BorderPane;
import javafx.scene.layout.VBox;
import javafx.event.ActionEvent;
import javafx.event.EventHandler;
import javafx.geometry.Pos;
import javafx.scene.control.Alert;
import javafx.scene.control.ButtonBar.ButtonData;
import javafx.scene.control.ButtonType;
import javafx.scene.control.Dialog;
import javafx.scene.control.ListView;
import javafx.scene.control.TextArea;
import javafx.scene.control.TextField;
import javafx.scene.control.TextInputDialog;
import javafx.scene.effect.DropShadow;
import javafx.scene.image.Image;
import javafx.scene.image.ImageView;
import javafx.scene.input.KeyEvent;
import javafx.scene.input.MouseEvent;
import javafx.scene.layout.GridPane;
import javafx.scene.layout.HBox;
import javafx.scene.layout.Pane;
import javafx.scene.paint.Color;
import javafx.scene.text.Font;
import javafx.util.Pair;
import static project_7_main.Project_7_main.CopyInventoryToFile;
import static project_7_main.Project_7_main.debug;
import static project_7_main.Project_7_main.entryList;
import static project_7_main.Project_7_main.find;
import static project_7_main.Project_7_main.num_entries;
import static project_7_main.Project_7_main.pane;

public class VisualInterface {
public static ObservableList results = FXCollections.observableArrayList();
public static Label findName = new Label();
public static String editItem;
  
public static VBox getVBox() {
VBox leftColumn = new VBox(15);
leftColumn.setStyle("-fx-background-image: url('http://images.freeimages.com/images/premium/previews/1932/19323130-fruits-and-vegetables-background.jpg');"
+ "-fx-border-width: 5;"
+ "-fx-insets: 10;"
+ "-fx-border-radius: 5;"
+ "-fx-border-color: white;");
Label optionLabel = new Label("Options");
DropShadow shadow = new DropShadow();
shadow.setOffsetX(5.0);
shadow.setOffsetY(5.0);
leftColumn.setPrefSize(200, 600);
leftColumn.setSpacing(40);
leftColumn.setPadding(new Insets(15, 5, 5, 5));
optionLabel.setMinWidth(100);
optionLabel.setFont(new Font("Rockwell Extra Bold", 35));
optionLabel.setTextFill(Color.WHITE);
optionLabel.setEffect(shadow);
leftColumn.getChildren().add(optionLabel);
Button btE = new Button("Enter");
Button btF = new Button("Find");
Button btD = new Button("Delete");
Button btL = new Button("List All");
Button btQ = new Button("Save");
Button[] options = {btE, btF, btD, btL, btQ};
for (int i = 0; i < options.length; i++) {
VBox.setMargin(options[i], new Insets(0, 0, 0, 15));
leftColumn.getChildren().add(options[i]);
options[i].setStyle("-fx-font: 30 Rockwell");
options[i].setMinWidth(150);
}
//------Handlers for 1st Enter Buttons----------------------//
btE.setOnAction((ActionEvent e) -> {
if (debug) {
System.out.println("clicked");
}
VBox enterBox = enterPane();
pane.getChildren().clear();
pane.getChildren().addAll(leftColumn, enterBox);
//Project_7_Main.addItem();
});
btF.setOnAction((ActionEvent e) -> {
if (debug) {
System.out.println();
}
VBox findBox = findPane();
pane.getChildren().clear();
pane.getChildren().addAll(leftColumn, findBox);
});
btD.setOnAction((ActionEvent e) -> {
if (debug) {
System.out.println("clicked");
}
VBox deleteBox = deletePane();
pane.getChildren().clear();
pane.getChildren().addAll(leftColumn, deleteBox);
});
btL.setOnAction((ActionEvent e) -> {
if (debug) {
System.out.println("clicked");
}
VBox listBox = listPane();
pane.getChildren().clear();
pane.getChildren().addAll(leftColumn, listBox);
});
btQ.setOnAction((ActionEvent e) -> {
if (debug) {
System.out.println("clicked");
}
VBox saveBox = savePane();
pane.getChildren().clear();
pane.getChildren().addAll(leftColumn, saveBox);
});
return leftColumn;
}
public static VBox enterPane() {
// Create the custom dialog.
Dialog> dialog = new Dialog<>();
dialog.setTitle("Enter an item");
// Set the picture (must be included in the project).
//ImageView imageView = new ImageView(new Image("login.png"));
// Set the button types.
Button btnEnter = new Button("Enter");
btnEnter.setMinSize(60, 40);
Button btnCancel = new Button("Cancel");
btnCancel.setMinSize(60, 40);
VBox vBoxE = new VBox(15);
vBoxE.setPadding(new Insets(15, 15, 15, 15));
vBoxE.setPrefSize(500, 350);
vBoxE.setStyle("-fx-background-color: red;"
+ "-fx-border-width: 5;"
+ "-fx-insets: 10;"
+ "-fx-border-radius: 5;"
+ "-fx-border-color: gold;");
Label paneLabel = new Label("Enter an item");
paneLabel.setMinWidth(300);
paneLabel.setFont(new Font("Rockwell Extra Bold", 25));
HBox label = getHBox();
label.getChildren().add(paneLabel);
TextField name = new TextField();
name.setMinWidth(400);
Label nameLabel = new Label("Item: ");
nameLabel.setMinWidth(100);
nameLabel.setFont(new Font("Rockwell", 20));
HBox enterItem = getHBox();
enterItem.getChildren().addAll(nameLabel, name);
TextField quantity = new TextField();
quantity.setMinWidth(400);
Label numLabel = new Label("Quantity: ");
numLabel.setMinWidth(100);
numLabel.setFont(new Font("Rockwell", 20));
HBox enterNum = getHBox();
enterNum.getChildren().addAll(numLabel, quantity);
TextArea notes = new TextArea();
notes.setMinWidth(400);
notes.setWrapText(true);
notes.setMinHeight(250);
Label notesLabel = new Label("Notes: ");
notesLabel.setMinWidth(100);
notesLabel.setFont(new Font("Rockwell", 20));
HBox enterNotes = getHBox();
enterNotes.getChildren().addAll(notesLabel, notes);
HBox buttons = getHBox();
buttons.setTranslateX(350);
buttons.getChildren().addAll(btnEnter, btnCancel);
vBoxE.getChildren().addAll(label, enterItem, enterNum, enterNotes, buttons);
vBoxE.setTranslateX(200);
btnEnter.setOnAction((ActionEvent e) -> {
if (debug) {
System.out.println("clicked");
}
Entry[] entryList = null;
entryList[num_entries] = new Entry();
entryList[num_entries].name = name.getText();
entryList[num_entries].quantity = quantity.getText();
entryList[num_entries].note = notes.getText();
if (debug) {
System.out.println(entryList[num_entries].name + entryList[num_entries].quantity + entryList[num_entries].note);
}
num_entries++;
  
  
enterPane().getChildren().clear();
pane.getChildren().add(enterPane());
});
btnCancel.setOnAction((ActionEvent e) -> {
if (debug) {
System.out.println("clicked");
}
pane.getChildren().remove(vBoxE);
});
return vBoxE;
}
public static VBox findPane() {
VBox vBoxF = new VBox(15);
vBoxF.setPadding(new Insets(15, 15, 15, 15));
vBoxF.setPrefSize(500, 350);
Button btnEdit = new Button("Edit");
btnEdit.setMinSize(60, 40);
Button btnCancel = new Button("Cancel");
btnCancel.setMinSize(60, 40);
Label paneLabel = new Label("Enter an item");
paneLabel.setMinWidth(300);
paneLabel.setFont(new Font("Rockwell Extra Bold", 30));
HBox label = getHBox();
label.getChildren().add(paneLabel);
TextField findItem = new TextField();
findItem.setMinWidth(300);
Label nameLabel = new Label("Item: ");
nameLabel.setMinWidth(75);
nameLabel.setFont(new Font("Rockwell", 20));
HBox enterItem = getHBox();
enterItem.getChildren().addAll(nameLabel, findItem);
HBox buttons = getHBox();
buttons.setTranslateX(350);
buttons.getChildren().addAll(btnEdit, btnCancel);
ListView findResults = new ListView();
findResults.setMinWidth(395);
findResults.setTranslateX(15);
findResults.setMinHeight(300);
  
results.clear();
findResults.setItems(results);
vBoxF.getChildren().addAll(label, enterItem, findResults, buttons);
vBoxF.setTranslateX(200);
if(debug) findResults.setItems(results);
  
findItem.setOnKeyReleased((KeyEvent event) -> {
results.clear();
Project_7_main.find(findItem.getText());
if (debug) {
System.out.println(results);
}
findResults.setItems(results);
});
findResults.setOnMouseClicked((MouseEvent m) -> {
editItem = findResults.getSelectionModel().getSelectedItem().toString();
});
btnEdit.setOnAction((ActionEvent e) -> {
if (debug) {
System.out.println("clicked");
}
findName.setText(findResults.getSelectionModel().getSelectedItem().toString());
if (debug) {
System.out.println(findResults.getSelectionModel().getSelectedItem().toString());
}
for (int i = 0; i < num_entries; i++) {
if (editItem.toLowerCase().contains(entryList[i].name.toLowerCase()) || entryList[i].name.toLowerCase().contains(editItem.toLowerCase())) {
pane.getChildren().remove(vBoxF);
pane.getChildren().add(editPane());
}
}
});
btnCancel.setOnAction((ActionEvent e) -> {
if (debug) {
System.out.println("clicked");
}
pane.getChildren().remove(vBoxF);
});
return vBoxF;
}
public static VBox editPane() {
// Set the button types.
Button btnEnter = new Button("Enter");
btnEnter.setMinSize(60, 40);
Button btnCancel = new Button("Cancel");
btnCancel.setMinSize(60, 40);
VBox vBoxEt = new VBox(15);
vBoxEt.setPadding(new Insets(15, 15, 15, 15));
vBoxEt.setPrefSize(500, 350);
vBoxEt.setStyle("-fx-background: gold");
findName.setMinWidth(300);
findName.setFont(new Font("Rockwell Extra Bold", 25));
HBox label = getHBox();
label.getChildren().add(findName);
TextField quantity = new TextField();
for (int i = 0; i < num_entries; i++) {
if(findName.getText().toLowerCase().contains(entryList[i].name.toLowerCase()))
quantity.setText(entryList[i].quantity);
}
quantity.setMinWidth(300);
Label numLabel = new Label("Quantity: ");
numLabel.setMinWidth(75);
numLabel.setFont(new Font("Rockwell", 15));
HBox enterNum = getHBox();
enterNum.getChildren().addAll(numLabel, quantity);
TextArea notes = new TextArea();
for (int i = 0; i < num_entries; i++) {
if(findName.getText().toLowerCase().contains(entryList[i].name.toLowerCase()))
notes.setText(entryList[i].note);
}
notes.setMinWidth(300);
notes.setWrapText(true);
notes.setMinHeight(250);
Label notesLabel = new Label("Notes: ");
notesLabel.setMinWidth(75);
notesLabel.setFont(new Font("Rockwell", 15));
HBox enterNotes = getHBox();
enterNotes.getChildren().addAll(notesLabel, notes);
HBox buttons = getHBox();
buttons.setTranslateX(350);
buttons.getChildren().addAll(btnEnter, btnCancel);
vBoxEt.getChildren().addAll(label, enterNum, enterNotes, buttons);
vBoxEt.setTranslateX(200);
btnEnter.setOnAction((ActionEvent e) -> {
if (debug)
System.out.println("clicked");
for (int i = 0; i < num_entries; i++) {
if(findName.getText().toLowerCase().contains(entryList[i].name.toLowerCase())) {
entryList[i].quantity = quantity.getText();
entryList[i].note = notes.getText();
}
}
try {
CopyInventoryToFile("inventory.txt");
}catch (Exception er){
Alert alert = new Alert(Alert.AlertType.ERROR);
alert.setTitle("Error");
alert.setContentText("There was a problem saving your changes!");
}
});
btnCancel.setOnAction((ActionEvent e) -> {
if (debug) {
System.out.println("clicked");
}
pane.getChildren().remove(vBoxEt);
});
return vBoxEt;
}
public static VBox listPane() {
VBox vBoxL = new VBox(15);
vBoxL.setPadding(new Insets(15, 15, 15, 15));
vBoxL.setPrefSize(500, 350);
vBoxL.setStyle("-fx-background: gold");
Button btnEnter = new Button("Edit");
btnEnter.setMinSize(60, 40);
Button btnCancel = new Button("Cancel");
btnCancel.setMinSize(60, 40);
Button btnSort = new Button("Sort");
btnSort.setMinSize(60, 40);
Label paneLabel = new Label("All Items");
paneLabel.setMinWidth(300);
paneLabel.setFont(new Font("Rockwell Extra Bold", 30));
HBox label = getHBox();
label.getChildren().add(paneLabel);
ListView allResults = new ListView();
allResults.setMinWidth(395);
allResults.setTranslateX(15);
allResults.setMinHeight(300);
results.clear();
find("");
allResults.setItems(results);
HBox buttons = getHBox();
buttons.setTranslateX(300);
buttons.getChildren().addAll(btnSort, btnEnter, btnCancel);
vBoxL.getChildren().addAll(label, allResults, buttons);
vBoxL.setTranslateX(200);
  
allResults.setOnMouseClicked((MouseEvent m) -> {
editItem = allResults.getSelectionModel().getSelectedItem().toString();
});
btnSort.setOnAction((ActionEvent e) -> {
if (debug) System.out.println("clicked");
Project_7_main.sortList();
  
pane.getChildren().remove(vBoxL);
pane.getChildren().add(listPane());
});
btnEnter.setOnAction((ActionEvent e) -> {
if (debug) {
System.out.println("clicked");
}
findName.setText(allResults.getSelectionModel().getSelectedItem().toString());
if (debug) {
System.out.println(allResults.getSelectionModel().getSelectedItem().toString());
}
pane.getChildren().remove(vBoxL);
pane.getChildren().add(editPane());
});
btnCancel.setOnAction((ActionEvent e) -> {
if (debug) {
System.out.println("clicked");
}
pane.getChildren().remove(vBoxL);
});
return vBoxL;
}
public static VBox deletePane() {
VBox vBoxD = new VBox(15);
vBoxD.setPadding(new Insets(15, 15, 15, 15));
vBoxD.setPrefSize(500, 350);
vBoxD.setStyle("-fx-background: gold;");
Button btnDelete = new Button("Delete");
btnDelete.setMinSize(60, 40);
Button btnCancel = new Button("Cancel");
btnCancel.setMinSize(60, 40);
Label paneLabel = new Label("Enter an item to delete");
paneLabel.setMinWidth(500);
paneLabel.setFont(new Font("Rockwell Extra Bold", 30));
HBox label = getHBox();
label.getChildren().add(paneLabel);
TextField delete = new TextField();
delete.setMinWidth(300);
Label nameLabel = new Label("Item: ");
nameLabel.setMinWidth(75);
nameLabel.setFont(new Font("Rockwell", 20));
HBox deleteItem = getHBox();
deleteItem.getChildren().addAll(nameLabel, delete);
HBox buttons = getHBox();
buttons.setTranslateX(350);
buttons.getChildren().addAll(btnDelete, btnCancel);
ListView items = new ListView();
items.setMinWidth(395);
items.setTranslateX(15);
items.setMinHeight(300);
  
results.clear();
items.setItems(results);
vBoxD.getChildren().addAll(label, deleteItem, items, buttons);
vBoxD.setTranslateX(200);
  
items.setOnMouseClicked((MouseEvent m) -> {
editItem = items.getSelectionModel().getSelectedItem().toString();
});
  
delete.setOnKeyReleased((KeyEvent event) -> {
results.clear();
Project_7_main.find(delete.getText());
if (debug) {
System.out.println(results);
}
items.setItems(results);
});
btnDelete.setOnAction((ActionEvent e) -> {
if (debug) {
System.out.println("clicked");
}
Project_7_main.delete(delete.getText());
items.setItems(results);
});
btnCancel.setOnAction((ActionEvent e) -> {
if (debug) {
System.out.println("clicked");
}
pane.getChildren().remove(vBoxD);
});
return vBoxD;
}
public static VBox savePane() {
VBox vBoxS = new VBox(15);
vBoxS.setPadding(new Insets(15, 15, 15, 15));
vBoxS.setPrefSize(500, 350);
vBoxS.setStyle("-fx-background: gold");
Button btnOk = new Button("OK!");
btnOk.setMinSize(60, 40);
Label paneLabel = new Label("Items saved!");
paneLabel.setMinWidth(300);
paneLabel.setAlignment(Pos.CENTER);
paneLabel.setFont(new Font("Rockwell Extra Bold", 30));
HBox label = getHBox();
label.getChildren().add(paneLabel);
HBox buttons = getHBox();
buttons.setTranslateX(400);
buttons.getChildren().addAll(btnOk);
vBoxS.getChildren().addAll(label, buttons);
vBoxS.setTranslateX(200);
btnOk.setOnAction((ActionEvent e) -> {
if (debug) {
System.out.println("clicked");
}
pane.getChildren().remove(vBoxS);
});
return vBoxS;
}
public static HBox getHBox() {
HBox hBox = new HBox(15);
hBox.setPadding(new Insets(15, 15, 15, 15));
hBox.setStyle("-fx-background: gold");
return hBox;
}
}

NetDeans IDE 3.2 File Edit Vi Navigate Sou Refactor R Debug Profile T Window Help Projects Files Services Project 7 man lava X terface Java x Project Source Fadages project man 122 Protect 7 maina 123 ag Visualinterface java 124 Test Packages 25 El public static void sortList

Explanation / Answer

The error is because of the file "inventory.txt". You need to provide this file in the correct location which would be within the project folder.

That is why FIleNotFounfException is thrown.

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