Correcting csv authors

src/main/java/com/jesuspinar/booksearch/controller/CsvParser.java

@@ -21,10 +21,19 @@ public class CsvParser {
                     .skip(1)
                     .map(line -> {
                         String[] values = line.split(separator);
-                        return new Book(values[0], Arrays.asList(values[1].split(listSeparator)), values[2],values[3], values[4]);
+                        if (values.length >= 5) {
+                            return new Book(values[0], Arrays.asList(values[1].split(listSeparator)), values[2], values[3], values[4]);
+                        } else if (values.length == 4){
+                            return new Book(values[0], Arrays.asList(values[1].split(listSeparator)), values[2], values[3], "no publisher");
+                        } else if (values.length == 3){
+                            return new Book(values[0], Arrays.asList(values[1].split(listSeparator)), values[2], "digital", "no publisher");
+                        } else {
+                            return new Book(values[0], Arrays.asList(values[1].split(listSeparator)), "no genre", "digital", "no publisher");
+                        }
                     }).collect(Collectors.toList());
 
         } catch (Exception e) {
+            e.printStackTrace();
             System.err.println("Error de lectura del fichero de datos: books.csv");
             System.exit(-1);
         }

src/main/resources/books.csv

@@ -52,7 +52,7 @@ Moon is Down;Steinbeck, John;fiction;196;Penguin
 Brethren;Grisham, John;fiction;174;Random House
 In a Free State;Naipaul, V. S.;fiction;196;Rupa
 Catch 22;Heller, Joseph;fiction;178;Random House
-Complete Mastermind;BBC,nonfiction;178;BBC
+Complete Mastermind;BBC;nonfiction;178;BBC
 Dylan on Dylan;Dylan, Bob;nonfiction;197;Random House
 Soft Computing & Intelligent Systems;Gupta, Madan;data science;242;Elsevier
 Textbook of Economic Theory;Stonier, Alfred;economics;242;Pearson
@@ -79,10 +79,10 @@ Radiowaril Bhashane & Shrutika;Deshpande, P L;nonfiction;213;Mauj
 Gun Gayin Awadi;Deshpande, P L;nonfiction;212;Mauj
 Aghal Paghal;Deshpande, P L;nonfiction;212;Mauj
 Maqta-e-Ghalib;Garg, Sanjay;fiction;221;Mauj
-Beyond Degrees ;nonfiction;222;HarperCollins
+Beyond Degrees ;no author;nonfiction;222;HarperCollins
 Manasa;Kale, V P;nonfiction;213;Mauj
 India from Midnight to Milennium;Tharoor, Shashi;history;198;Penguin
-World's Greatest Trials;History;210;
+World's Greatest Trials;no author;History;210;
 Great Indian Novel;Tharoor, Shashi;fiction;198;Penguin
 O Jerusalem!;Lapierre, Dominique;history;217;Vikas
 City of Joy;Lapierre, Dominique;fiction;177;Vikas
@@ -102,7 +102,7 @@ Doctor in the Nude;Gordon, Richard;fiction;179;Penguin
 Down and Out in Paris & London;Orwell, George;nonfiction;179;Penguin
 Identity & Violence;Sen, Amartya;philosophy;219;Penguin
 Beyond the Three Seas;Dalrymple, William;history;197;Random House
-World's Greatest Short Stories;Fiction;217;Jaico
+World's Greatest Short Stories;no author;Fiction;217;Jaico
 Talking Straight;Iacoca, Lee;nonfiction;175;
 Maugham's Collected Short Stories, Vol 3;Maugham, William S;fiction;171;Vintage
 Phantom of Manhattan;Forsyth, Frederick;fiction;180;
@@ -112,9 +112,9 @@ Great War for Civilization;Fisk, Robert;history;197;HarperCollins
 We the Living;Rand, Ayn;fiction;178;Penguin
 Artist and the Mathematician;Aczel, Amir;science;186;HighStakes
 History of Western Philosophy;Russell, Bertrand;philosophy;213;Routledge
-Selected Short Stories ;Fiction;215;Jaico
+Selected Short Stories ;no author;Fiction;215;Jaico
 Rationality & Freedom;Sen, Amartya;economics;213;Springer
 Clash of Civilizations and Remaking of the World Order;Huntington, Samuel;history;228;Simon&Schuster
 Uncommon Wisdom;Capra, Fritjof;nonfiction;197;Fontana
 One;Bach, Richard;nonfiction;172;Dell
-Karl Marx Biography ;nonfiction;162;
+Karl Marx Biography ;no author;nonfiction;162;