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Lab 6/src/barnestr.zip
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Lab 6/src/barnestr.zip
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Lab 6/src/barnestr/Controller.java
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Lab 6/src/barnestr/Controller.java
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/*
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* SE1021
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* Spring 2018
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* Lab 6 - Exceptions
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* Name: Trevor Barnes
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* Created: 4/18/18
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*/
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package barnestr;
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import edu.msoe.se1021.Lab6.WebsiteTester;
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import javafx.fxml.FXML;
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import javafx.scene.control.Alert;
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import javafx.scene.control.ButtonType;
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import javafx.scene.control.TextArea;
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import javafx.scene.control.TextField;
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import javafx.scene.control.TextInputDialog;
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import javafx.scene.control.ButtonBar;
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import java.io.IOException;
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import java.net.MalformedURLException;
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import java.net.SocketTimeoutException;
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import java.net.UnknownHostException;
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import java.util.Optional;
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/**
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* The controller class for lab06.fxml that handles each button and text components.
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* @author Trevor Barnes
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* @version 2.0
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*/
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public class Controller {
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@FXML
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private TextField urlField;
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@FXML
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private TextField sizeField;
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@FXML
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private TextField downloadTimeField;
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@FXML
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private TextField portField;
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@FXML
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private TextField hostField;
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@FXML
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private TextField timeoutField;
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@FXML
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private TextArea outputArea;
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WebsiteTester tester = new WebsiteTester();
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/**
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* Calls all of the methods required to analyze a website and catches any exceptions that
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* come upt from calling these methods.
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*/
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public void analyze() {
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try {
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tester.openURL(urlField.getText());
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tester.openConnection();
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tester.downloadText();
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outputArea.setText(tester.getContent());
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sizeField.setText(Integer.toString(tester.getSize()));
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downloadTimeField.setText(Long.toString(tester.getDownloadTime()));
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hostField.setText(tester.getHostname());
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portField.setText(Integer.toString(tester.getPort()));
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} catch (MalformedURLException e) {
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Alert alert = new Alert(Alert.AlertType.ERROR);
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alert.setTitle("Error Dialog");
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alert.setHeaderText("URL Error");
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alert.setContentText("The URL entered in the box is invalid");
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alert.showAndWait();
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} catch (UnknownHostException e) {
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Alert alert = new Alert(Alert.AlertType.ERROR);
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alert.setTitle("Error Dialog");
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alert.setHeaderText("Host Error");
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alert.setContentText("Error: Unable to reach the host " + urlField.getText());
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alert.showAndWait();
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} catch (SocketTimeoutException e) {
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Alert alert = new Alert(Alert.AlertType.CONFIRMATION);
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alert.setTitle("Timeout Dialog");
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alert.setHeaderText("Wait longer?");
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alert.setContentText("There has been a timeout reaching the site. " +
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"Click OK to extend the timeout period?");
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ButtonType buttonTypeOK = new ButtonType("OK", ButtonBar.ButtonData.OK_DONE);
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ButtonType buttonTypeCancel = new ButtonType("Cancel",
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ButtonBar.ButtonData.CANCEL_CLOSE);
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Optional<ButtonType> buttonType = alert.showAndWait();
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if (buttonType.get() == ButtonType.OK) {
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TextInputDialog dialog = new TextInputDialog("10");
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dialog.setTitle("Set timeout");
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dialog.setHeaderText("Set extended timeout");
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dialog.setContentText("Desired timeout:");
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dialog.showAndWait();
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timeoutField.setText(dialog.getResult());
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setTimeout();
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}
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} catch (IOException e) {
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Alert alert = new Alert(Alert.AlertType.ERROR);
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alert.setTitle("Error Dialog");
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alert.setHeaderText("File Error");
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alert.setContentText("Error: File not found on the server, " + urlField.getText());
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alert.showAndWait();
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}
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}
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/**
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* Takes the integer value in the timeout field and sets timeout with that value.
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*/
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public void setTimeout() {
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try {
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tester.setTimeout(timeoutField.getText());
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} catch (NumberFormatException e) {
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Alert alert = new Alert(Alert.AlertType.ERROR);
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alert.setTitle("Error Dialog");
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alert.setHeaderText("Invalid Timeout Error");
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alert.setContentText("Timeout must be greater than or equal to 0.");
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alert.showAndWait();
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timeoutField.setText(tester.getTimeout());
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}
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}
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}
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43
Lab 6/src/barnestr/Lab06.java
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Lab 6/src/barnestr/Lab06.java
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/*
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* SE1021
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* Spring 2018
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* Lab 6 - Exceptions
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* Name: Trevor Barnes
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* Created: 4/18/18
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*/
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package barnestr;
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import javafx.application.Application;
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import javafx.fxml.FXMLLoader;
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import javafx.scene.Parent;
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import javafx.scene.Scene;
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import javafx.stage.Stage;
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import java.io.IOException;
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/**
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* The main class for Lab06. Launches JavaFX Application
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* @author Trevor Barnes
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* @version 2.0
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*/
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public class Lab06 extends Application {
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/**
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* Starts and launches the JavaFX application with lab06.fxml file.
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* @param primaryStage stage containing program window
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* @throws IOException throws IOException when program starts
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*/
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@Override
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public void start(Stage primaryStage) throws IOException {
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final int dimensions = 600;
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Parent root = FXMLLoader.load(getClass().getResource("lab06.fxml"));
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primaryStage.setTitle("Website Tester");
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primaryStage.setScene(new Scene(root, dimensions, dimensions));
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primaryStage.show();
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}
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public static void main(String[] args) {
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launch(args);
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}
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}
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63
Lab 6/src/barnestr/lab06.fxml
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Lab 6/src/barnestr/lab06.fxml
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<?xml version="1.0" encoding="UTF-8"?>
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<?import javafx.geometry.Insets?>
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<?import javafx.scene.control.Button?>
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<?import javafx.scene.control.Label?>
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<?import javafx.scene.control.TextArea?>
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<?import javafx.scene.control.TextField?>
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<?import javafx.scene.layout.BorderPane?>
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<?import javafx.scene.layout.HBox?>
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<?import javafx.scene.layout.Pane?>
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<?import javafx.scene.layout.VBox?>
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<Pane maxHeight="-Infinity" maxWidth="-Infinity" minHeight="-Infinity" minWidth="-Infinity" prefHeight="600.0" prefWidth="600.0" xmlns="http://javafx.com/javafx/8.0.141" xmlns:fx="http://javafx.com/fxml/1" fx:controller="barnestr.Controller">
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<children>
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<BorderPane prefHeight="600.0" prefWidth="600.0">
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<top>
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<VBox prefHeight="85.0" prefWidth="600.0" BorderPane.alignment="CENTER">
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<children>
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<HBox alignment="CENTER_RIGHT" prefHeight="100.0" prefWidth="200.0">
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<children>
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<Label text="URL" />
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<TextField fx:id="urlField" onAction="#analyze" prefWidth="350.0" text="http://msoe.us/taylor/se1021/Lab6" />
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<Button fx:id="analyzeButton" mnemonicParsing="false" onAction="#analyze" prefWidth="150.0" text="Analyze" />
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</children>
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</HBox>
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<HBox alignment="CENTER_RIGHT" prefHeight="100.0" prefWidth="200.0">
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<children>
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<Label text="Size" />
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<TextField fx:id="sizeField" editable="false" prefWidth="100.0" />
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<Label text="Download Time">
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<padding>
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<Insets left="66.0" />
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</padding></Label>
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<TextField fx:id="downloadTimeField" editable="false" prefWidth="250.0" />
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</children>
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</HBox>
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<HBox alignment="CENTER_RIGHT" prefHeight="100.0" prefWidth="200.0">
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<children>
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<Label text="Port" />
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<TextField fx:id="portField" editable="false" prefWidth="100.0" />
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<Label text="Host">
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<padding>
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<Insets left="125.0" />
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</padding></Label>
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<TextField fx:id="hostField" editable="false" prefWidth="250.0" />
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</children>
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</HBox>
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<HBox alignment="CENTER_RIGHT" prefHeight="100.0" prefWidth="600.0">
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<children>
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<Label text="Timeout" />
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<TextField fx:id="timeoutField" onAction="#setTimeout" prefWidth="350.0" />
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<Button fx:id="setTimeoutButton" mnemonicParsing="false" onAction="#setTimeout" prefWidth="150.0" text="Set" />
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</children>
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</HBox>
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</children>
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</VBox>
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</top>
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<center>
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<TextArea fx:id="outputArea" editable="false" prefHeight="200.0" prefWidth="200.0" BorderPane.alignment="CENTER" />
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</center>
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</BorderPane>
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</children>
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</Pane>
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