Пример #1
0
 //
 // The code in the next two methods is based on the code in HttpUtils.java
 // from
 // javax.servlet.http. HttpUtils is deprecated - so I updated the methods to
 // be a bit smarter
 // and use Map instead of Hashtable
 //
 public static Map parseQueryString(final String s) {
   String[] valArray = null;
   if (s == null) {
     throw new IllegalArgumentException();
   }
   Map<String, String[]> rtn = new HashMap<String, String[]>();
   StringBuffer sb = new StringBuffer();
   String key;
   for (StringTokenizer st = new StringTokenizer(s, "&");
       st.hasMoreTokens();
       rtn.put(key, valArray)) { // $NON-NLS-1$
     String pair = st.nextToken();
     int pos = pair.indexOf('=');
     if (pos == -1) {
       throw new IllegalArgumentException();
     }
     key = HttpUtil.parseName(pair.substring(0, pos), sb);
     String val = HttpUtil.parseName(pair.substring(pos + 1, pair.length()), sb);
     if (rtn.containsKey(key)) {
       String[] oldVals = rtn.get(key);
       valArray = new String[oldVals.length + 1];
       System.arraycopy(oldVals, 0, valArray, 0, oldVals.length);
       valArray[oldVals.length] = val;
     } else {
       valArray = new String[1];
       valArray[0] = val;
     }
   }
   return rtn;
 }
Пример #2
0
  private String getUrl(final String url) {
    StringBuffer content = new StringBuffer();
    try {
      // check to see if this URL failed before thia session
      if ((getSession() != null)
          && (getSession().getAttribute("pentaho-HtmlComponent-failed-url-" + url)
              != null)) { //$NON-NLS-1$
        return errorMessage;
      }
      if (BaseUIComponent.debug) {
        debug(Messages.getInstance().getString("Html.DEBUG_GETTING_CONTENT", url)); // $NON-NLS-1$
      }
      if (HttpUtil.getURLContent(url, content)) {
        return content.toString();
      } else {
        getSession()
            .setAttribute(
                "pentaho-HtmlComponent-failed-url-" + url, ""); // $NON-NLS-1$ //$NON-NLS-2$
        return errorMessage;
      }
    } catch (Exception e) {

      if (errorMessage != null) {
        return errorMessage;
      } else {
        error(
            Messages.getInstance()
                .getErrorString("Html.ERROR_0001_COULD_NOT_GET_CONTENT", url)); // $NON-NLS-1$
        return Messages.getInstance()
            .getErrorString("Html.ERROR_0001_COULD_NOT_GET_CONTENT", url); // $NON-NLS-1$
      }
    }
  }
Пример #3
0
  public static boolean getURLContent(final String url, final StringBuffer content)
      throws MalformedURLException, IOException {

    HttpClient httpClient = HttpUtil.getClient();

    try {

      GetMethod call = new GetMethod(url);

      int status = httpClient.executeMethod(call);
      if (status == 200) {
        InputStream response = call.getResponseBodyAsStream();
        try {
          byte[] buffer = new byte[2048];
          int size = response.read(buffer);
          while (size > 0) {
            for (int idx = 0; idx < size; idx++) {
              content.append((char) buffer[idx]);
            }
            size = response.read(buffer);
          }
        } catch (Exception e) {
          // we can ignore this because the content comparison will fail
        }
      }
    } catch (Throwable e) {
      StringWriter writer = new StringWriter();
      PrintWriter writer2 = new PrintWriter(writer);
      e.printStackTrace(writer2);
      content.append(writer.getBuffer());
      return false;
    }
    return true;
  }
Пример #4
0
  public static String getURLContent(final String uri) {

    try {
      StringBuffer content = new StringBuffer();
      HttpUtil.getURLContent(uri, content);
      return content.toString();
    } catch (Exception e) {
      // TODO: handle this error
      Logger.error(
          "org.pentaho.platform.util.web.HttpUtil",
          Messages.getInstance().getErrorString("HttpUtil.ERROR_0001_URL_ERROR", e.getMessage()),
          e); //$NON-NLS-1$ //$NON-NLS-2$
      return null;
    }
  }