UrlParser.java

package com.lmit.jenkins.android.networking;

public class UrlParser {

  public static String getQueryPath(String url) {

    String result = null;
    // http://xxxxx:yy/...
    // https://xxxxx:yy/...
    if (url.startsWith("https")) {

      url = url.substring(8); // remove https:// (8 ch len)
    } else {
      url = url.substring(7); // remove http:// (7 ch len)
    }

    // now it is: xxxxx:yy/...
    int slashIndex = url.indexOf('/');

    if (slashIndex != -1) {

      result = url.substring(slashIndex);
    } else {

      result = "/";
    }

    return result;
  }

  public static String getDomainName(String url) {

    String result = null;
    // http://xxxxx:yy/...
    // https://xxxxx:yy/...
    if (url.startsWith("https")) {

      url = url.substring(8);
    } else {
      url = url.substring(7);
    }

    // now it is: xxxxx:yy/...
    int pointIndex = url.indexOf(':');
    int slashIndex = url.indexOf('/');

    if (pointIndex != -1) {
      // no point
      result = url.substring(0, pointIndex);

    } else if (slashIndex == -1) {
      // no slash and no point
      result = url;
    } else {
      // slash and no point
      result = url.substring(0, slashIndex);
    }

    return result;
  }

  public static int getPort(String url) {

    int result = 80;
    try {
      // http://xxxxx:yy/...
      // https://xxxxx:yy/...
      boolean isHttpsProtocol = false;
      if (url.startsWith("https")) {
        url = url.substring(8);
        isHttpsProtocol = true;
      } else {
        url = url.substring(7);
        isHttpsProtocol = false;
      }

      // now it is: xxxxx:yy/...

      int pointIndex = url.indexOf(':');
      int slashIndex = url.indexOf('/');

      // String resular = "[http]|[https]://[a-zA-Z0-1_\\-\\.]*[:]*"

      if (pointIndex != -1) {
        if (slashIndex == -1) {
          // no slash and :
          String portStr = url.substring(pointIndex + 1);
          result = Integer.parseInt(portStr);
        } else {
          String portStr = url.substring(pointIndex + 1, slashIndex);
          result = Integer.parseInt(portStr);
        }
      } else {

        if (isHttpsProtocol) {

          result = 443;
        } else {

          result = 80;
        }
      }
    } catch (Exception e) {
      result = 80;
    }

    return result;
  }

  public static String getProtocol(String url) {

    if (url.startsWith("https")) {

      return "https";
    } else {

      return "http";
    }
  }
}