Trim unicode space character - Android java.lang

Android examples for java.lang:Character

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Description

Trim unicode space character

Demo Code

public class Main {

  public static String trimAllSpace(String input) {
    {//from ww  w .  ja v a 2s .  com
      if (input == null)
        return "";

      input = input.trim();

      char[] charArray = input.toCharArray();
      if (charArray.length == 0) {
        return "";
      }
      int st = 0;
      int end = charArray.length - 1;
      while (st <= end && isSpaceChar(charArray[st])) {
        st++;
      }
      while (end >= st && isSpaceChar(charArray[end])) {
        end--;
      }

      return input.substring(st, end + 1);
    }
  }

  private static boolean isSpaceChar(char ch) {
    return ch == 32 || ch == 12288 || ch == 160 || ch == 9;
  }
}

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