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  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.util.*;
  4. import java.lang.*;
  5. import java.io.*;
  6.  
  7. /* Name of the class has to be "Main" only if the class is public. */
  8. class Ideone
  9. {
  10. 	public static void main (String[] args) throws java.lang.Exception
  11. 	{
  12. 		// your code goes here
  13.  
  14. 		Map<String, HashSet<String>> FinalMap = new HashMap<String, HashSet<String>>();
  15. 		Map<String, String> mapViewFromProperties = new HashMap<>();
  16. 		mapViewFromProperties.put("bi", "aa,bb");
  17. 		mapViewFromProperties.put("n", "xx,yy");
  18.  
  19. 		Set<String> filter = new HashSet<String>();
  20. 		filter.add("bi.aa");
  21. 		filter.add("bi.cc");
  22. 		filter.add("-bi.bb");
  23.  
  24.  
  25. 		if (mapViewFromProperties != null && !mapViewFromProperties.isEmpty()) {
  26. 			mapViewFromProperties.forEach((key, value) -> {
  27. 				String[] values = value.split(",");
  28. 				HashSet<String> hashSet = new HashSet<String>(Arrays.asList(values));
  29. 				FinalMap.put(key, hashSet);
  30. 			});
  31.  
  32. 			Map<String, HashSet<String>> finalViewNegate = new HashMap<String, HashSet<String>>();
  33. 			if (!filter.isEmpty()) {
  34. 				for (String newStr : filter) {
  35. 					if (newStr.startsWith("-")) {
  36. 						newStr = newStr.substring(1);
  37. 						if (newStr.contains(".")) {
  38. 							String[] parts1 = newStr.split("\\.");
  39. 							String key1, val1;
  40. 							key1 = parts1[0];
  41. 							val1 = parts1[1];
  42.  
  43. 							if (key1 != null && finalViewNegate.containsKey(key1)) {
  44. 								HashSet<String> set1 = finalViewNegate.get(key1);
  45. 								set1.add(val1);
  46. 								finalViewNegate.put(key1, set1);
  47. 							}
  48. 							else {
  49. 								HashSet<String> set1 = new HashSet<String>();
  50. 								set1.add(val1);
  51. 								finalViewNegate.put(key1, set1);
  52. 							}
  53. 						}
  54. 						else {
  55. 							HashSet<String> set1 = new HashSet<String>();
  56. 							finalViewNegate.put(newStr, set1);
  57. 						}
  58. 					}
  59. 					else {
  60. 						String key;
  61. 						String val;
  62.  
  63. 						if (newStr.contains(".")) {
  64. 							String[] parts = newStr.split("\\.");
  65. 							key = parts[0];
  66. 							val = parts[1];
  67.  
  68. 							if (key != null && FinalMap.containsKey(key)) {
  69. 								HashSet<String> set = FinalMap.get(key);
  70. 								set.add(val);
  71. 								FinalMap.put(key, set);
  72. 							}
  73. 							else {
  74. 								HashSet<String> set = new HashSet<String>();
  75. 								set.add(val);
  76. 								FinalMap.put(key, set);
  77. 							}
  78. 						}
  79. 					}
  80. 				}
  81. 			}
  82.  
  83. 			/**
  84. 			* finalView = finalView - finalViewNegate
  85. 			*/
  86. 			if (finalViewNegate != null && !finalViewNegate.isEmpty()) {
  87. 				finalViewNegate.forEach((key, value) -> {
  88. 					String lr = key;
  89. 					if (value.isEmpty()) {
  90. 						String noUses1 = "1";
  91. 						FinalMap.remove(key);
  92. 						String noUses2 = "1";
  93. 					}
  94. 					else {
  95. 						for (String val : value) {
  96. 							if (FinalMap.containsKey(key)) {
  97. 								HashSet<String> set = FinalMap.get(key);
  98. 								set.remove(val);
  99. 								FinalMap.put(key, set);
  100. 							}
  101. 						}
  102. 					}
  103. 					String noUses = "1";
  104. 				});
  105. 			}
  106. 		}
  107. 		System.out.println("---->"+FinalMap.toString());
  108. 	}
  109.  
  110. }
Success #stdin #stdout 0.13s 4386816KB
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Standard input is empty
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---->{bi=[aa, cc], n=[xx, yy]}
https://ideone.com/EfoVMC
language:
Java (HotSpot 12)
created:
8 years ago
visibility:
secret

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