Java StringUtils.indexOf方法代碼示例

import org.apache.commons.lang3.StringUtils; //導入方法依賴的package包/類
/**
 * Extracts the username from the specified DN. If the username cannot be extracted because the CN is in an unrecognized format, the entire CN is returned. If the CN cannot be extracted because
 * the DN is in an unrecognized format, the entire DN is returned.
 *
 * @param dn the dn to extract the username from
 * @return the exatracted username
 */
public static String extractUsername(String dn) {
    String username = dn;

    // ensure the dn is specified
    if (StringUtils.isNotBlank(dn)) {
        // determine the separate
        final String separator = StringUtils.indexOfIgnoreCase(dn, "/cn=") > 0 ? "/" : ",";

        // attempt to locate the cd
        final String cnPattern = "cn=";
        final int cnIndex = StringUtils.indexOfIgnoreCase(dn, cnPattern);
        if (cnIndex >= 0) {
            int separatorIndex = StringUtils.indexOf(dn, separator, cnIndex);
            if (separatorIndex > 0) {
                username = StringUtils.substring(dn, cnIndex + cnPattern.length(), separatorIndex);
            } else {
                username = StringUtils.substring(dn, cnIndex + cnPattern.length());
            }
        }
    }

    return username;
}
 

import org.apache.commons.lang3.StringUtils; //導入方法依賴的package包/類
private GrpcURL buildURL(ConsulService service) {
  try {
    for (String tag : service.getTags()) {
      if (StringUtils.indexOf(tag, Constants.PROVIDERS_CATEGORY) != -1) {
        String toUrlPath = StringUtils.substringAfter(tag, Constants.PROVIDERS_CATEGORY);
        GrpcURL salukiUrl = GrpcURL.valueOf(GrpcURL.decode(toUrlPath));
        return salukiUrl;
      }
    }
  } catch (Exception e) {
    log.error("convert consul service to url fail! service:" + service, e);
  }
  return null;
}
 

import org.apache.commons.lang3.StringUtils; //導入方法依賴的package包/類
private String rmXSSDangerousCharacters(String script, String[] xss) {// 移除存在XSS攻擊威脅的字符串

			if (null == xss || xss.length == 0) {
				return script;
			}

			for (String remove : xss) {

				if (StringUtils.isBlank(remove)) {
					continue;
				}

				if (StringUtils.indexOf(script, remove) < 0) {
					continue;
				}

				if (remove.length() == 1) {
					script = StringUtils.remove(script, remove.charAt(0));
					log.warn('[' + remove + "]已移除");
					continue;
				}

				Pattern p = Pattern.compile(remove, Pattern.CASE_INSENSITIVE);
				Matcher m = p.matcher(script);

				while (m.find()) {
					String st = m.group();
					script = StringUtils.remove(script, remove);
					log.warn('[' + st + "]已移除");
				}

			}

			return script;
		}
 

import org.apache.commons.lang3.StringUtils; //導入方法依賴的package包/類
/**
 * 在Windows環境裏，兼容Windows上的路徑分割符，將 '/' 轉回 '\'
 */
public static String normalizePath(String path) {
	if (Platforms.FILE_PATH_SEPARATOR_CHAR == Platforms.WINDOWS_FILE_PATH_SEPARATOR_CHAR
			&& StringUtils.indexOf(path, Platforms.LINUX_FILE_PATH_SEPARATOR_CHAR) != -1) {
		return StringUtils.replaceChars(path, Platforms.LINUX_FILE_PATH_SEPARATOR_CHAR,
				Platforms.WINDOWS_FILE_PATH_SEPARATOR_CHAR);
	}
	return path;

}
 

import org.apache.commons.lang3.StringUtils; //導入方法依賴的package包/類
private String getSubstring(String start, String end) {
    int first = StringUtils.indexOf(logicRepresentation, start);
    int second = StringUtils.indexOf(logicRepresentation, end);
    return StringUtils.substring(logicRepresentation, first + 1, second);
}
 

import org.apache.commons.lang3.StringUtils; //導入方法依賴的package包/類
@Override
protected int handleIndex(CharSequence str, CharSequence searchStr, int startPos) {
    return StringUtils.indexOf(str, searchStr, startPos);
}
 

import org.apache.commons.lang3.StringUtils; //導入方法依賴的package包/類
/**
 * Parse fields as csv string,
 */
public static String toCsvString(Object... elements) {
	StringBuilder line = new StringBuilder();
	int last = elements.length - 1;
	for (int i = 0; i < elements.length; i++) {
		if (elements[i] == null) {
			if (i != last) {
				line.append(FIELD_SEPARATOR);
			}
			continue;
		}
		String field = elements[i].toString();

		// check for special cases
		int ndx = field.indexOf(FIELD_SEPARATOR);
		if (ndx == -1) {
			ndx = field.indexOf(FIELD_QUOTE);
		}
		if (ndx == -1 && (field.startsWith(SPACE) || field.endsWith(SPACE))) {
			ndx = 1;
		}
		if (ndx == -1) {
			ndx = StringUtils.indexOf(field, SPECIAL_CHARS);
		}

		// add field
		if (ndx != -1) {
			line.append(FIELD_QUOTE);
		}
		field = StringUtils.replace(field, QUOTE, DOUBLE_QUOTE);
		line.append(field);
		if (ndx != -1) {
			line.append(FIELD_QUOTE);
		}

		// last
		if (i != last) {
			line.append(FIELD_SEPARATOR);
		}
	}
	return line.toString();
}