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Java - Code Samples

 Sample 1. Method to get a map of words and their count by passing in the string

Map<String,Integer> wordCountMap = new TreeMap();
String[] words = text.split(" ");
Set<Integer> countSet;
for(String word: words) {
if(wordCountMap.containsKey(word.toLowerCase())){
wordCountMap.put(word.toLowerCase(), wordCountMap.get(word.toLowerCase()).intValue() + 1);
} else {
wordCountMap.put(word.toLowerCase(), 1);
}
}

countSet = new TreeSet(Collections.reverseOrder());
countSet.addAll(wordCountMap.values());

for(Integer inte: countSet) {
for(Entry<String,Integer> entry: wordCountMap.entrySet()){
if(entry.getValue() == inte) {
System.out.println(entry);
}
}
}

   Like      Feedback     map  word count  map of string and integer  containsKey  string split  treeset  Collections.reverseOrder  set addAll   entry



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