Formatting

src/main/java/launch/Main.java

@@ -22,7 +22,8 @@ public class Main {
     private static File getRootFolder() {
         try {
             File root;
-            String runningJarPath = Main.class.getProtectionDomain().getCodeSource().getLocation().toURI().getPath().replaceAll("\\\\", "/");
+            String runningJarPath = Main.class.getProtectionDomain().getCodeSource().getLocation().toURI().getPath()
+                    .replaceAll("\\\\", "/");
             int lastIndexOf = runningJarPath.lastIndexOf("/target/");
             if (lastIndexOf < 0) {
                 root = new File("");
@@ -63,8 +64,8 @@ public class Main {
         Path tempPath = Files.createTempDirectory("tomcat-base-dir");
         tomcat.setBaseDir(tempPath.toString());
 
-        //The port that we should run on can be set into an environment variable
+        // The port that we should run on can be set into an environment variable
-        //Look for that variable and default to 8080 if it isn't there.
+        // Look for that variable and default to 8080 if it isn't there.
         String webPort = System.getenv("PORT");
         if (webPort == null || webPort.isEmpty()) {
             webPort = "8080";
@@ -79,7 +80,8 @@ public class Main {
         }
         StandardContext ctx = (StandardContext) tomcat.addWebapp("", webContentFolder.getAbsolutePath());
         ctx.setDocBase(webContentFolder.getAbsolutePath() + File.separator + "static");
-        //Set execution independent of current thread context classloader (compatibility with exec:java mojo)
+        // Set execution independent of current thread context classloader
+        // (compatibility with exec:java mojo)
         ctx.setParentClassLoader(Main.class.getClassLoader());
 
         System.out.println("configuring app with basedir: " + webContentFolder.getAbsolutePath());
@@ -91,13 +93,16 @@ public class Main {
 
         WebResourceSet resourceSet;
         if (additionWebInfClassesFolder.exists()) {
-            resourceSet = new DirResourceSet(resources, "/WEB-INF/classes", additionWebInfClassesFolder.getAbsolutePath(), "/");
+            resourceSet = new DirResourceSet(resources, "/WEB-INF/classes",
-            System.out.println("loading WEB-INF resources from as '" + additionWebInfClassesFolder.getAbsolutePath() + "'");
+                    additionWebInfClassesFolder.getAbsolutePath(), "/");
+            System.out.println(
+                    "loading WEB-INF resources from as '" + additionWebInfClassesFolder.getAbsolutePath() + "'");
         } else {
             resourceSet = new EmptyResourceSet(resources);
         }
         resources.addPreResources(resourceSet);
-        resources.addPreResources(new DirResourceSet(resources, "/WEB-INF/jsp", webContentFolder.getAbsolutePath() + File.separator + "jsp", "/"));
+        resources.addPreResources(new DirResourceSet(resources, "/WEB-INF/jsp",
+                webContentFolder.getAbsolutePath() + File.separator + "jsp", "/"));
         ctx.setResources(resources);
         tomcat.getConnector();
 

src/main/java/model/HelloJspViewModel.java

@@ -4,6 +4,7 @@ import java.util.List;
 
 public class HelloJspViewModel {
     private final List<Integer> data;
+
     public HelloJspViewModel(List<Integer> data) {
         this.data = data;
     }

src/main/java/servlet/Dump.java

@@ -10,8 +10,6 @@ import javax.servlet.http.HttpSession;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 
-
-
 /**
  * Servlet implementation class Survey.
  */
@@ -25,47 +23,55 @@ public class Dump extends HttpServlet {
 
 	private FormGenerator formGenerator = new FormGenerator();
 
+	/**
+	 * Default constructor.
+	 */
+	public Dump() {
+	}
 
-    /**
+	/*
-     * Default constructor. 
+	 * Checks first if name includes characters (i.e. is longer than zero
-     */
+	 * characters) and then
-    public Dump() {
+	 * if so if the name is possible to add to
-    }
+	 * the database. It is not possible to add an already existing name to the
-    
+	 * database.
-    /*
+	 */
-     * Checks first if name includes characters (i.e. is longer than zero characters) and then 
+	boolean nameOk(Database db, String name) {
-     * if so if the name is possible to add to 
+		boolean result = !name.equals("");
-     * the database. It is not possible to add an already existing name to the database. 
+		if (result)
-     */
+			result = db.addName(name);
-    boolean nameOk(Database db, String name){
-    	boolean result = !name.equals("");
-    	if (result) result = db.addName(name);
-    	return result;
-    }
-
-	boolean answerOk(Database db, String answerOne, String answerTwo, String answerThree, String answerFour) {
-		boolean result = !answerOne.equals("") && !answerTwo.equals("") && !answerThree.equals("") && !answerFour.equals("");
-		if(result) result = db.addAnswer(answerFour, answerOne, answerTwo, answerThree, answerFour);
 		return result;
 	}
 
-    /*
+	boolean answerOk(Database db, String answerOne, String answerTwo, String answerThree, String answerFour) {
-     * Checks if a value entered as answer is OK. Answers should be between 1 and 10.
+		boolean result = !answerOne.equals("") && !answerTwo.equals("") && !answerThree.equals("")
-     */
+				&& !answerFour.equals("");
-    boolean valueOk(int value){
+		if (result)
-    	return value > 0 && value <11;
+			result = db.addAnswer(answerFour, answerOne, answerTwo, answerThree, answerFour);
-    }
+		return result;
+	}
+
+	/*
+	 * Checks if a value entered as answer is OK. Answers should be between 1 and
+	 * 10.
+	 */
+	boolean valueOk(int value) {
+		return value > 0 && value < 11;
+	}
 
 	protected boolean updateAnswers(String answerOne, String answerTwo) {
 		return true;
 	}
 
 	/**
-	 * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
+	 * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse
+	 *      response)
 	 */
-	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
+	protected void doGet(HttpServletRequest request, HttpServletResponse response)
-		// Try with resources to create a connection, will ensure close is always called.
+			throws ServletException, IOException {
-		try(Database db = new Database()) {
+		// Try with resources to create a connection, will ensure close is always
+		// called.
+		try (Database db = new Database()) {
 
 			// Get the session
 			HttpSession session = request.getSession(true);
@@ -97,16 +103,18 @@ public class Dump extends HttpServlet {
 
 			if (sessionShouldBeEnded)
 				session.invalidate();
-		} catch(SQLException ex) {
+		} catch (SQLException ex) {
 			// If Database.close for any reason fails.
 			throw new ServletException(ex);
 		}
 	}
 
 	/**
-	 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
+	 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse
+	 *      response)
 	 */
-	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
+	protected void doPost(HttpServletRequest request, HttpServletResponse response)
+			throws ServletException, IOException {
 		doGet(request, response);
 	}
 }

src/main/java/servlet/FormGenerator.java

@@ -1,60 +1,59 @@
 package servlet;
+
 /*
  * This class provides forms to be displayed to the user
  */
 public class FormGenerator {
 
+	private String formElement(String par) {
+		return '"' + par + '"';
+	}
 
-    private String formElement(String par) {
+	/*
-    	return '"' + par + '"';
+	 * Form for requesting user name
-    }
+	 */
-    
+	public String nameRequestForm() {
-    
+		String html = "Please enter your name";
-    /*
+		html += "<p> <form name=" + formElement("input");
-     * Form for requesting user name
+		// html += " action=" + formElement(myURL);
-     */
+		html += " method=" + formElement("get");
-    public String nameRequestForm() {
+		html += "<p> Name: <input type=" + formElement("text") + " name=" + formElement("user") + '>';
-    	String html = "Please enter your name";
+		html += "<p> <input type=" + formElement("submit") + "value=" + formElement("Submit") + '>';
-    	html += "<p> <form name=" + formElement("input");
+		return html;
-    	//html += " action=" + formElement(myURL); 
+	}
-    	html += " method=" + formElement("get");
-    	html += "<p> Name: <input type=" + formElement("text") + " name=" + formElement("user") + '>';
-    	html += "<p> <input type=" + formElement("submit") + "value=" + formElement("Submit") + '>';
-    	return html;
-    }
 
 	public String projectDetailsRequestForm() {
-		String[][] variables = {{"Project Name", "proj_name"}, {"Project Description", "proj_desc"}};
+		String[][] variables = { { "Project Name", "proj_name" }, { "Project Description", "proj_desc" } };
 		String html = "<p>Please give us some information about your project";
 		html += "<p> <form name=" + formElement("input");
 		html += " method=" + formElement("get");
-		for (int i=0; i<2; i++) {
+		for (int i = 0; i < 2; i++) {
 			html += "<p> " + variables[i][0];
-			html += ": <input type="+ formElement("text") + "name =" + variables[i][1]  + '>';
+			html += ": <input type=" + formElement("text") + "name =" + variables[i][1] + '>';
 		}
 		html += "<p> <input type=" + formElement("submit") + "value=" + formElement("Submit") + '>';
 		return html;
 	}
 
-    /*
+	/*
-     * Form for requesting success with respect to four factors
+	 * Form for requesting success with respect to four factors
-     */
+	 */
-    public String projectDataRequestForm() {
+	public String projectDataRequestForm() {
-    	String[][] variables = {
+		String[][] variables = {
-    			{"Met operational performance", "s11"},
+				{ "Met operational performance", "s11" },
-                {"Met technical performance", "s12"},
+				{ "Met technical performance", "s12" },
-                {"Met project schedule", "s13"},
+				{ "Met project schedule", "s13" },
-                {"Stayed on budget", "s14"}};
+				{ "Stayed on budget", "s14" } };
-    	String html = "<p>Please assess the importance of the following factors (1-10, where 1 is least important)";    	
+		String html = "<p>Please assess the importance of the following factors (1-10, where 1 is least important)";
-    	html += "<p> <form name=" + formElement("input2");
+		html += "<p> <form name=" + formElement("input2");
-    	html += " method=" + formElement("get");
+		html += " method=" + formElement("get");
-    	//html += " action=" + formElement(myURL);
+		// html += " action=" + formElement(myURL);
-    	for (int i=0; i<4; i++) {
+		for (int i = 0; i < 4; i++) {
-    		html += "<p> " + variables[i][0];
+			html += "<p> " + variables[i][0];
-    		html += ": <input type="+ formElement("text") + "name =" + variables[i][1]  + '>';
+			html += ": <input type=" + formElement("text") + "name =" + variables[i][1] + '>';
-    	}
+		}
-    	html += "<p> <input type=" + formElement("submit") + "value=" + formElement("Submit") + '>';
+		html += "<p> <input type=" + formElement("submit") + "value=" + formElement("Submit") + '>';
-    	return html;
+		return html;
-    }
+	}
 
 }

src/main/java/servlet/HelloJsp.java

@@ -18,7 +18,7 @@ public class HelloJsp extends HttpServlet {
         RequestDispatcher requestDispatcher = this.getServletContext().getRequestDispatcher("/WEB-INF/jsp/example.jsp");
 
         req.setAttribute("simple", "example");
-        req.setAttribute("complex", new model.HelloJspViewModel(List.of(5,4,3,2,1)));
+        req.setAttribute("complex", new model.HelloJspViewModel(List.of(5, 4, 3, 2, 1)));
 
         requestDispatcher.include(req, resp);
     }

src/main/java/servlet/Survey.java

@@ -10,8 +10,6 @@ import javax.servlet.http.HttpSession;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 
-
-
 /**
  * Servlet implementation class Survey.
  */
@@ -26,38 +24,43 @@ public class Survey extends HttpServlet {
 
 	private FormGenerator formGenerator = new FormGenerator();
 
+	/**
+	 * Default constructor.
+	 */
+	public Survey() {
+	}
 
-    /**
+	/*
-     * Default constructor. 
+	 * Checks first if name includes characters (i.e. is longer than zero
-     */
+	 * characters) and then
-    public Survey() {
+	 * if so if the name is possible to add to
-    }
+	 * the database. It is not possible to add an already existing name to the
+	 * database.
+	 */
+	boolean nameOk(Database db, String name) {
+		boolean result = !name.equals("");
+		if (result)
+			result = db.addName(name);
+		return result;
+	}
 
-    /*
+	/*
-     * Checks first if name includes characters (i.e. is longer than zero characters) and then 
+	 * Checks if a value entered as answer is OK. Answers should be between 1 and
-     * if so if the name is possible to add to 
+	 * 10.
-     * the database. It is not possible to add an already existing name to the database. 
+	 */
-     */
+	boolean valueOk(int value) {
-    boolean nameOk(Database db, String name){
+		return value > 0 && value < 11;
-    	boolean result = !name.equals("");
+	}
-    	if (result)
-    		result = db.addName(name);
-    	return result;
-    }
-    
-    /*
-     * Checks if a value entered as answer is OK. Answers should be between 1 and 10.
-     */
-    boolean valueOk(int value){
-    	return value > 0 && value <11;
-    }
 
 	/**
-	 * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
+	 * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse
+	 *      response)
 	 */
-	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
+	protected void doGet(HttpServletRequest request, HttpServletResponse response)
-		// Try with resources to create a connection, will ensure close is always called.
+			throws ServletException, IOException {
-		try(Database db = new Database()) {
+		// Try with resources to create a connection, will ensure close is always
+		// called.
+		try (Database db = new Database()) {
 
 			// Get the session
 			HttpSession session = request.getSession(true);
@@ -81,74 +84,74 @@ public class Survey extends HttpServlet {
 			out.println("<head><title> FANTASTIC WEB APPLICATION </title></head>");
 			out.println("<body>");
 
-			switch (state){
+			switch (state) {
-			case NEED_NAME: // First state: get user name
+				case NEED_NAME: // First state: get user name
-				name = request.getParameter("user"); // get the string that the user entered in the form
+					name = request.getParameter("user"); // get the string that the user entered in the form
-				if (name != null) {
+					if (name != null) {
-					if (nameOk(db, name)) {
+						if (nameOk(db, name)) {
-						session.setAttribute("name", name);  // save the name in the session
+							session.setAttribute("name", name); // save the name in the session
-						state = NEED_PROJECT_INFO;
+							state = NEED_PROJECT_INFO;
-						out.println(formGenerator.projectDetailsRequestForm());
+							out.println(formGenerator.projectDetailsRequestForm());
-					}
+						} else {
-					else {
+							out.println("That was not a valid name. Maybe it is already taken by someone else.");
-						out.println("That was not a valid name. Maybe it is already taken by someone else.");
+							out.println(formGenerator.nameRequestForm());
+						}
+					} else { // name was null, probably because no form has been filled out yet. Display
+								// form.
 						out.println(formGenerator.nameRequestForm());
 					}
-				}else{ // name was null, probably because no form has been filled out yet. Display form.
+					break;
-					out.println(formGenerator.nameRequestForm());
+				case NEED_PROJECT_INFO:
-				}
+					name = (String) session.getAttribute("name");
-				break;
+					String description = request.getParameter("proj_desc");
-			case NEED_PROJECT_INFO:
+					String proj_name = request.getParameter("proj_name");
-				name = (String) session.getAttribute("name");
+					System.out.println("description: " + description);
-				String description = request.getParameter("proj_desc");
+					if (description != null) {
-				String proj_name = request.getParameter("proj_name");
+						state = NEED_PROJECT_DATA;
-				System.out.println("description: " + description);
+						db.addProjectDetails(proj_name, description);
-				if (description != null) {
-					state = NEED_PROJECT_DATA;
-					db.addProjectDetails(proj_name, description);
-					out.println(formGenerator.projectDataRequestForm());
-				} else {
-					out.println(formGenerator.projectDetailsRequestForm());
-				}
-				break;
-			case NEED_PROJECT_DATA:
-				int s11 = 0, s12 = 0, s13 = 0, s14 = 0;
-				name = (String) session.getAttribute("name");
-				String s11String = request.getParameter("s11");
-				String s14String = request.getParameter("s14");
-				String s12String = request.getParameter("s12");
-				String s13String = request.getParameter("s13");
-				if (s11String==null) 
-					out.println(formGenerator.projectDataRequestForm()); // first time
-				else {
-					boolean valuesOk = true;
-					try {
-						s11 = Integer.parseInt(s11String);
-						s12 = Integer.parseInt(s12String);
-						s13 = Integer.parseInt(s13String);
-						s14 = Integer.parseInt(s14String);
-
-						String str = s11String+s12String+s13String;
-					} catch (NumberFormatException e) {
-						valuesOk = false;
-					}
-					valuesOk = valuesOk && valueOk(s11) && valueOk(s12) && valueOk(s13) && valueOk(s14);
-					
-					// display the next page
-					if (valuesOk){
-						int sum = s11 + s12 + s13 + s14;
-						db.addAnswer(name, s11String, s12String, s13String, s14String);
-						// This is only to show that it is possible to do something with the values. 
-						// It is of course meaningless to calculate the sum. 
-						out.println("<p> Hello " + name);
-						out.println("<p> The sum of the values you entered is " + sum);
-						sessionShouldBeEnded = true;
-					} else { 
-						out.println("The values you entered were not OK");
 						out.println(formGenerator.projectDataRequestForm());
+					} else {
+						out.println(formGenerator.projectDetailsRequestForm());
 					}
-				}
+					break;
-				break;	        	
+				case NEED_PROJECT_DATA:
+					int s11 = 0, s12 = 0, s13 = 0, s14 = 0;
+					name = (String) session.getAttribute("name");
+					String s11String = request.getParameter("s11");
+					String s14String = request.getParameter("s14");
+					String s12String = request.getParameter("s12");
+					String s13String = request.getParameter("s13");
+					if (s11String == null)
+						out.println(formGenerator.projectDataRequestForm()); // first time
+					else {
+						boolean valuesOk = true;
+						try {
+							s11 = Integer.parseInt(s11String);
+							s12 = Integer.parseInt(s12String);
+							s13 = Integer.parseInt(s13String);
+							s14 = Integer.parseInt(s14String);
+
+							String str = s11String + s12String + s13String;
+						} catch (NumberFormatException e) {
+							valuesOk = false;
+						}
+						valuesOk = valuesOk && valueOk(s11) && valueOk(s12) && valueOk(s13) && valueOk(s14);
+
+						// display the next page
+						if (valuesOk) {
+							int sum = s11 + s12 + s13 + s14;
+							db.addAnswer(name, s11String, s12String, s13String, s14String);
+							// This is only to show that it is possible to do something with the values.
+							// It is of course meaningless to calculate the sum.
+							out.println("<p> Hello " + name);
+							out.println("<p> The sum of the values you entered is " + sum);
+							sessionShouldBeEnded = true;
+						} else {
+							out.println("The values you entered were not OK");
+							out.println(formGenerator.projectDataRequestForm());
+						}
+					}
+					break;
 			}
 
 			// Save the state in the session until next time doGet is requested
@@ -159,16 +162,18 @@ public class Survey extends HttpServlet {
 
 			if (sessionShouldBeEnded)
 				session.invalidate();
-		} catch(SQLException ex) {
+		} catch (SQLException ex) {
 			// If Database.close for any reason fails.
 			throw new ServletException(ex);
 		}
 	}
 
 	/**
-	 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
+	 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse
+	 *      response)
 	 */
-	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
+	protected void doPost(HttpServletRequest request, HttpServletResponse response)
+			throws ServletException, IOException {
 		doGet(request, response);
 	}
 }