string字符串去掉换行 java java字符串去掉某一段

/**
     * 获取string字符串指定内容
     */
private static String getFullDepartmentName(String result) {
        for (String s : result.split(",")) {
            if (s.startsWith("\"fullDepartmentName\"")){
                String[] split = s.split(":");
                String r = split[1];
                String s1 = customTrim(r, '"');
                System.out.println(s1);
                return s1;
            }
        }
        return null;
    }


  /**
     * 删除字符串首尾指定字符
     */
    public static String customTrim(String str, char c) {
        char[] chars = str.toCharArray();
        int len = chars.length;
        int st = 0;
        while ( (st < len) && (chars[st] == c) ){
            st ++;
        }
        while ( (st < len) && (chars[len-1] == c) ){
            len --;
        }

        return (st > 0) || (len < chars.length) ? str.substring(st, len) : str;
    }