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| 1 | +package com.baeldung.breakcontinue; |
| 2 | + |
| 3 | +import java.util.Arrays; |
| 4 | +import java.util.HashMap; |
| 5 | +import java.util.Iterator; |
| 6 | +import java.util.List; |
| 7 | +import java.util.Map; |
| 8 | +import java.util.Map.Entry; |
| 9 | + |
| 10 | +/** |
| 11 | + * @author Santosh |
| 12 | + * |
| 13 | + */ |
| 14 | +public class BreakContinue { |
| 15 | + |
| 16 | + public static int unlabeledBreak() { |
| 17 | + String searchName = "Wilson"; |
| 18 | + int counter = 0; |
| 19 | + List<String> names = Arrays.asList("John", "Peter", "Robert", "Wilson", "Anthony", "Donald", "Richard"); |
| 20 | + |
| 21 | + for (String name : names) { |
| 22 | + counter++; |
| 23 | + if (name.equalsIgnoreCase(searchName)) { |
| 24 | + break; |
| 25 | + } |
| 26 | + } |
| 27 | + |
| 28 | + return counter; |
| 29 | + } |
| 30 | + |
| 31 | + public static int unlabeledBreakNestedLoops() { |
| 32 | + String searchName = "Wilson"; |
| 33 | + int counter = 0; |
| 34 | + Map<String, List<String>> nameMap = new HashMap<>(); |
| 35 | + nameMap.put("Grade1", Arrays.asList("John", "Peter", "Robert", "Wilson")); |
| 36 | + nameMap.put("Grade2", Arrays.asList("Anthony", "Donald", "Richard", "Arnold")); |
| 37 | + nameMap.put("Grade3", Arrays.asList("Wilson", "Michael", "Stephen", "Ryan")); |
| 38 | + |
| 39 | + Iterator<Entry<String, List<String>>> iterator = nameMap.entrySet() |
| 40 | + .iterator(); |
| 41 | + Entry<String, List<String>> entry = null; |
| 42 | + List<String> names = null; |
| 43 | + while (iterator.hasNext()) { |
| 44 | + entry = iterator.next(); |
| 45 | + names = entry.getValue(); |
| 46 | + for (String name : names) { |
| 47 | + if (name.equalsIgnoreCase(searchName)) { |
| 48 | + counter++; |
| 49 | + break; |
| 50 | + } |
| 51 | + } |
| 52 | + } |
| 53 | + |
| 54 | + return counter; |
| 55 | + } |
| 56 | + |
| 57 | + public static int labeledBreak() { |
| 58 | + String searchName = "Wilson"; |
| 59 | + int counter = 0; |
| 60 | + Map<String, List<String>> nameMap = new HashMap<>(); |
| 61 | + nameMap.put("Grade1", Arrays.asList("John", "Peter", "Robert", "Wilson")); |
| 62 | + nameMap.put("Grade2", Arrays.asList("Anthony", "Donald", "Richard", "Arnold")); |
| 63 | + nameMap.put("Grade3", Arrays.asList("Wilson", "Michael", "Stephen", "Ryan")); |
| 64 | + |
| 65 | + Iterator<Entry<String, List<String>>> iterator = nameMap.entrySet() |
| 66 | + .iterator(); |
| 67 | + Entry<String, List<String>> entry = null; |
| 68 | + List<String> names = null; |
| 69 | + compare: |
| 70 | + while (iterator.hasNext()) { |
| 71 | + entry = iterator.next(); |
| 72 | + names = entry.getValue(); |
| 73 | + for (String name : names) { |
| 74 | + if (name.equalsIgnoreCase(searchName)) { |
| 75 | + counter++; |
| 76 | + break compare; |
| 77 | + } |
| 78 | + } |
| 79 | + } |
| 80 | + |
| 81 | + return counter; |
| 82 | + } |
| 83 | + |
| 84 | + public static int unlabeledContinue() { |
| 85 | + String searchName = "Wilson"; |
| 86 | + int counter = 0; |
| 87 | + Map<String, List<String>> nameMap = new HashMap<>(); |
| 88 | + nameMap.put("Grade1", Arrays.asList("John", "Wilson", "Robert", "Wilson")); |
| 89 | + nameMap.put("Grade2", Arrays.asList("Anthony", "Donald", "Wilson", "Arnold")); |
| 90 | + nameMap.put("Grade3", Arrays.asList("Wilson", "Michael", "Wilson", "Ryan")); |
| 91 | + |
| 92 | + Iterator<Entry<String, List<String>>> iterator = nameMap.entrySet() |
| 93 | + .iterator(); |
| 94 | + Entry<String, List<String>> entry = null; |
| 95 | + List<String> names = null; |
| 96 | + while (iterator.hasNext()) { |
| 97 | + entry = iterator.next(); |
| 98 | + names = entry.getValue(); |
| 99 | + for (String name : names) { |
| 100 | + if (!name.equalsIgnoreCase(searchName)) { |
| 101 | + continue; |
| 102 | + } |
| 103 | + |
| 104 | + counter++; |
| 105 | + } |
| 106 | + } |
| 107 | + |
| 108 | + return counter; |
| 109 | + } |
| 110 | + |
| 111 | + public static int labeledContinue() { |
| 112 | + String searchName = "Wilson"; |
| 113 | + int counter = 0; |
| 114 | + Map<String, List<String>> nameMap = new HashMap<>(); |
| 115 | + nameMap.put("Grade1", Arrays.asList("John", "Wilson", "Robert", "Wilson")); |
| 116 | + nameMap.put("Grade2", Arrays.asList("Anthony", "Donald", "Wilson", "Arnold")); |
| 117 | + nameMap.put("Grade3", Arrays.asList("Wilson", "Michael", "Wilson", "Ryan")); |
| 118 | + |
| 119 | + Iterator<Entry<String, List<String>>> iterator = nameMap.entrySet() |
| 120 | + .iterator(); |
| 121 | + Entry<String, List<String>> entry = null; |
| 122 | + List<String> names = null; |
| 123 | + compare: |
| 124 | + while (iterator.hasNext()) { |
| 125 | + entry = iterator.next(); |
| 126 | + names = entry.getValue(); |
| 127 | + for (String name : names) { |
| 128 | + if (name.equalsIgnoreCase(searchName)) { |
| 129 | + counter++; |
| 130 | + continue compare; |
| 131 | + } |
| 132 | + } |
| 133 | + } |
| 134 | + |
| 135 | + return counter; |
| 136 | + } |
| 137 | + |
| 138 | +} |
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