コード例 #1
0
 /** Concatenate params for URL string */
 static String concatParams(String p1, String p2) {
   if (StringUtil.isNullString(p1)) {
     return p2;
   }
   if (StringUtil.isNullString(p2)) {
     return p1;
   }
   return p1 + "&" + p2;
 }
コード例 #2
0
 /**
  * Add javascript to page. Normally adds a link to the script file, but can be told to include the
  * script directly in the page, to accomodate unit testing of individual servlets, when other
  * fetches won't work.
  */
 protected void addJavaScript(Composite comp) {
   String include = (String) context.getAttribute(ATTR_INCLUDE_SCRIPT);
   if (StringUtil.isNullString(include)) {
     linkToJavaScript(comp);
   } else {
     includeJavaScript0(comp);
   }
 }
コード例 #3
0
 /** Concatenate params for URL string */
 String concatParams(Properties props) {
   if (props == null) {
     return null;
   }
   java.util.List list = new ArrayList();
   for (Iterator iter = props.keySet().iterator(); iter.hasNext(); ) {
     String key = (String) iter.next();
     String val = props.getProperty(key);
     if (!StringUtil.isNullString(val)) {
       list.add(key + "=" + urlEncode(val));
     }
   }
   return StringUtil.separatedString(list, "&");
 }
コード例 #4
0
 /**
  * Return a (possibly labelled) checkbox.
  *
  * @param label appears to right of checkbox if non null
  * @param value value included in result set if box checked
  * @param key form key to which result set is assigned
  * @param checked if true, box is initially checked
  * @return a checkbox Element
  */
 Element checkBox(String label, String value, String key, boolean checked) {
   Input in = new Input(Input.Checkbox, key, value);
   if (checked) {
     in.check();
   }
   setTabOrder(in);
   if (StringUtil.isNullString(label)) {
     return in;
   } else {
     Composite c = new Composite();
     c.add(in);
     c.add(" ");
     c.add(label);
     return c;
   }
 }
コード例 #5
0
 protected boolean hasNoRoleParsm(String roleName) {
   String noRoleParam = noRoleParams.get(roleName);
   return (noRoleParam != null && !StringUtil.isNullString(req.getParameter(noRoleParam)));
 }
コード例 #6
0
  /** Common request handling. */
  public void service(HttpServletRequest req, HttpServletResponse resp)
      throws ServletException, IOException {
    resetState();
    boolean success = false;
    HttpSession session = req.getSession(false);
    try {
      this.req = req;
      this.resp = resp;
      if (log.isDebug()) {
        logParams();
      }
      resp.setContentType("text/html");

      if (!mayPageBeCached()) {
        resp.setHeader("pragma", "no-cache");
        resp.setHeader("Cache-control", "no-cache");
      }

      reqURL = new URL(UrlUtil.getRequestURL(req));
      clientAddr = getLocalIPAddr();

      // check that current user has permission to run this servlet
      if (!isServletAllowed(myServletDescr())) {
        displayWarningInLieuOfPage("You are not authorized to use " + myServletDescr().heading);
        return;
      }

      // check whether servlet is disabled
      String reason = ServletUtil.servletDisabledReason(myServletDescr().getServletName());
      if (reason != null) {
        displayWarningInLieuOfPage("This function is disabled. " + reason);
        return;
      }
      if (session != null) {
        session.setAttribute(SESSION_KEY_RUNNING_SERVLET, getHeading());
        String reqHost = req.getRemoteHost();
        String forw = req.getHeader(HttpFields.__XForwardedFor);
        if (!StringUtil.isNullString(forw)) {
          reqHost += " (proxies for " + forw + ")";
        }
        session.setAttribute(SESSION_KEY_REQUEST_HOST, reqHost);
      }
      lockssHandleRequest();
      success = (errMsg == null);
    } catch (ServletException e) {
      log.error("Servlet threw", e);
      throw e;
    } catch (IOException e) {
      log.error("Servlet threw", e);
      throw e;
    } catch (RuntimeException e) {
      log.error("Servlet threw", e);
      throw e;
    } finally {
      if (session != null) {
        session.setAttribute(SESSION_KEY_RUNNING_SERVLET, null);
        session.setAttribute(LockssFormAuthenticator.__J_AUTH_ACTIVITY, TimeBase.nowMs());
      }
      if ("please".equalsIgnoreCase(req.getHeader("X-Lockss-Result"))) {
        log.debug3("X-Lockss-Result: " + (success ? "Ok" : "Fail"));
        resp.setHeader("X-Lockss-Result", success ? "Ok" : "Fail");
      }
      resetMyLocals();
      resetLocals();
    }
  }