Method removeFrom

output/java_guava/1.4.13/CharMatcher.java:777–804

Returns a string containing all non-matching characters of a character sequence, in order. For example: CharMatcher.is('a').removeFrom("bazaar") ... returns "bzr".

(CharSequence sequence)

    public String removeFrom(CharSequence sequence) {
    String string = sequence.toString();
    int pos = indexIn(string);
    if (pos == -1) {
        return string;
    }

    char[] chars = string.toCharArray();
    int spread = 1;

    // This unusual loop comes from extensive benchmarking
    OUT:
    while (true) {
        pos++;
        while (true) {
        if (pos == chars.length) {
            break OUT;
        }
        if (matches(chars[pos])) {
            break;
        }
        chars[pos - spread] = chars[pos];
        pos++;
        }
        spread++;
    }
    return new String(chars, 0, pos - spread);
    }

  /**
   * Returns a string containing all matching characters of a character sequence, in order. For