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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. 		 boolean inQuoted = false;
  13.  
  14.         List<String> parts = new ArrayList<String>();
  15.         String s = "\"start \\\"title\\\" end\", 10, 20, \"text\"";
  16.         StringBuilder current = new StringBuilder();
  17.         for( int i=0; i<s.length(); i++ ){
  18.             char c = s.charAt(i);
  19.             char cPrev = ( i == 0 ? (char)0 : s.charAt(i-1));
  20.  
  21.             if( c == '"' && cPrev != '\\' ){
  22.                 inQuoted = !inQuoted;
  23.             }
  24.  
  25.             if( c == ',' && !inQuoted ){
  26.                 if( current.length() > 0 ){
  27.                     parts.add(current.toString());
  28.                     current = new StringBuilder();
  29.                 }
  30.             }
  31.             else {
  32.             	int length = current.length();
  33.             	if( length > 1 && c == '"' && current.charAt(length-1) == '\\' ){
  34.             		current.deleteCharAt(length-1);
  35.             	}
  36.                 current.append(c);
  37.             }
  38.         }
  39.         if( current.length() > 0 ){
  40.             parts.add(current.toString());
  41.         }
  42.  
  43.         System.out.println(parts);
  44. 	}
  45. }
Success #stdin #stdout 0.06s 380224KB
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Standard input is empty
stdout
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["start "title" end",  10,  20,  "text"]
https://ideone.com/TTtlZV
language:
Java (HotSpot 12)
created:
12 years ago
visibility:
public

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