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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. 	    System.out.println(split("  jack   for { 123 for{}} rose for {}"));
  13. 	    System.out.println(split("  jack   for { 123 for{} foo} rose for {}"));
  14. 	    System.out.println(split("  jack   for { 123 for{}foo}fee rose for fum{}"));
  15. 	}
  16.  
  17. 	private static List<String> split(String input) {
  18. 		Scanner sc = new Scanner(input);
  19. 		sc.useDelimiter("");
  20. 	    List<String> resultingParts = new ArrayList<>();
  21. 	    int currentNestingDepth=0;
  22. 	    StringBuilder currentPart= new StringBuilder();
  23. 	    while (sc.hasNext()) {
  24. 	        char c = sc.next().charAt(0);
  25. 	        if (c == '{') { currentNestingDepth++; }
  26. 	        else if (c == '}') {
  27. 	            currentNestingDepth--; //!\\ might fail with unbalanced parens, test > 0 if needed
  28. 	            if (currentNestingDepth == 0) {
  29. 	                currentPart.append(c);
  30. 	                resultingParts.add(currentPart.toString());
  31. 	                currentPart = new StringBuilder();
  32. 	                continue; // to avoid adding the current character yet again
  33. 	            }
  34. 	        }
  35. 	       currentPart.append(c);
  36. 	    }
  37. 	    if (currentPart.length() > 0) { resultingParts.add(currentPart.toString()); }
  38. 	    return resultingParts;
  39. 	}
  40. }
Success #stdin #stdout 0.11s 35288KB
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[  jack   for { 123 for{}},  rose for {}]
[  jack   for { 123 for{} foo},  rose for {}]
[  jack   for { 123 for{}foo}, fee rose for fum{}]
https://ideone.com/8uP6Ef
language:
Java (HotSpot 12)
created:
4 years ago
visibility:
public

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