1. import java.util.ArrayList;
  2. import java.util.HashMap;
  3. import java.util.List;
  4. import java.util.Map;
  5. import java.util.Scanner;
  7. public class MaintenanceTaskHandler {
  9. private static Map<String, Record> records = new HashMap<>();
  10. private static Scanner scanner = new Scanner(System.in);
  12. public static void main(String[] args) {
  13. // Load records (replace with your data loading logic)
  14. loadRecords();
  16. while (true) {
  17. displayMenu();
  18. String choice = scanner.nextLine();
  20. switch (choice) {
  21. case "1":
  22. addRecord();
  23. break;
  24. case "2":
  25. viewRecords();
  26. break;
  27. case "3":
  28. markRecordFailed();
  29. break;
  30. case "4":
  31. reportFailures();
  32. break;
  33. case "5":
  34. System.out.println("Exiting...");
  35. scanner.close();
  36. return;
  37. default:
  38. System.out.println("Invalid choice. Please try again.");
  39. }
  40. }
  41. }
  43. private static void loadRecords() {
  44. // Simulate loading records from a file or database
  45. records.put("record1", new Record("Record 1", "Some data"));
  46. records.put("record2", new Record("Record 2", "More data"));
  47. }
  49. private static void addRecord() {
  50. System.out.print("Enter record ID: ");
  51. String id = scanner.nextLine();
  52. if (!records.containsKey(id)) {
  53. System.out.print("Enter record name: ");
  54. String name = scanner.nextLine();
  55. System.out.print("Enter record data: ");
  56. String data = scanner.nextLine();
  57. records.put(id, new Record(name, data));
  58. System.out.println("Record added successfully.");
  59. } else {
  60. System.out.println("Record ID already exists.");
  61. }
  62. }
  64. private static void viewRecords() {
  65. if (records.isEmpty()) {
  66. System.out.println("No records found.");
  67. return;
  68. }
  69. System.out.println("Records:");
  70. for (Map.Entry<String, Record> entry : records.entrySet()) {
  71. System.out.println("ID: " + entry.getKey() + ", Name: " + entry.getValue().getName());
  72. }
  73. }
  75. private static void markRecordFailed() {
  76. System.out.print("Enter record ID to mark as failed: ");
  77. String id = scanner.nextLine();
  78. if (records.containsKey(id)) {
  79. records.get(id).setFailed(true);
  80. System.out.println("Record marked as failed.");
  81. } else {
  82. System.out.println("Record not found.");
  83. }
  84. }
  86. private static void reportFailures() {
  87. System.out.println("Failed Records:");
  88. boolean hasFailures = false;
  89. for (Map.Entry<String, Record> entry : records.entrySet()) {
  90. if (entry.getValue().isFailed()) {
  91. System.out.println("ID: " + entry.getKey() + ", Name: " + entry.getValue().getName());
  92. hasFailures = true;
  93. }
  94. }
  95. if (!hasFailures) {
  96. System.out.println("No failed records.");
  97. }
  98. }
  100. private static class Record {
  101. private String name;
  102. private String data;
  103. private boolean failed;
  105. public Record(String name, String data) {
  106. this.name = name;
  107. this.data = data;
  108. this.failed = false;
  109. }
  111. public String getName() {
  112. return name;
  113. }
  115. public String getData() {
  116. return data;
  117. }
  119. public boolean isFailed() {
  120. return failed;
  121. }
  123. public void setFailed(boolean failed) {
  124. this.failed = failed;
  125. }
  126. }
  127. }

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