Exemple #1
0
  /** Initializes the servlet. */
  @Override
  public void init(ServletConfig config) throws ServletException {
    super.init(config);

    // It seems that if the servlet fails to initialize the first time,
    // init can be called again (it has been observed in Tomcat log files
    // but not explained).

    if (initAttempted) {
      // This happens - the query and update servlets share this class
      // log.info("Re-initialization of servlet attempted") ;
      return;
    }

    initAttempted = true;

    servletConfig = config;

    // Modify the (Jena) global filemanager to include loading by servlet context
    FileManager fileManager = FileManager.get();

    if (config != null) {
      servletContext = config.getServletContext();
      fileManager.addLocator(new LocatorServletContext(servletContext));
    }

    printName = config.getServletName();
    String configURI = config.getInitParameter(Joseki.configurationFileProperty);
    servletEnv();
    try {
      Dispatcher.initServiceRegistry(fileManager, configURI);
    } catch (ConfigurationErrorException confEx) {
      throw new ServletException("Joseki configuration error", confEx);
    }
  }
  public void init(ServletConfig config) throws ServletException {
    super.init(config);
    ctx = config.getServletContext();
    // set the response content type
    if (ctx.getInitParameter("responseContentType") != null) {
      responseContentType = ctx.getInitParameter("responseContentType");
    }
    // allow for resources dir over-ride at the xhp level otherwise allow
    // for the jmaki level resources
    if (ctx.getInitParameter("jmaki-xhp-resources") != null) {
      resourcesDir = ctx.getInitParameter("jmaki-xhp-resources");
    } else if (ctx.getInitParameter("jmaki-resources") != null) {
      resourcesDir = ctx.getInitParameter("jmaki-resources");
    }
    // allow for resources dir over-ride
    if (ctx.getInitParameter("jmaki-classpath-resources") != null) {
      classpathResourcesDir = ctx.getInitParameter("jmaki-classpath-resources");
    }

    String requireSessionString = ctx.getInitParameter("requireSession");
    if (requireSessionString != null) {
      if ("false".equals(requireSessionString)) {
        requireSession = false;
        getLogger().severe("XmlHttpProxyServlet: intialization. Session requirement disabled.");
      } else if ("true".equals(requireSessionString)) {
        requireSession = true;
        getLogger().severe("XmlHttpProxyServlet: intialization. Session requirement enabled.");
      }
    }
    String xdomainString = ctx.getInitParameter("allowXDomain");
    if (xdomainString != null) {
      if ("true".equals(xdomainString)) {
        allowXDomain = true;
        getLogger().severe("XmlHttpProxyServlet: intialization. xDomain access is enabled.");
      } else if ("false".equals(xdomainString)) {
        allowXDomain = false;
        getLogger().severe("XmlHttpProxyServlet: intialization. xDomain access is disabled.");
      }
    }
    // if there is a proxyHost and proxyPort specified create an HttpClient with the proxy
    String proxyHost = ctx.getInitParameter("proxyHost");
    String proxyPortString = ctx.getInitParameter("proxyPort");
    if (proxyHost != null && proxyPortString != null) {
      int proxyPort = 8080;
      try {
        proxyPort = new Integer(proxyPortString).intValue();
        xhp = new XmlHttpProxy(proxyHost, proxyPort);
      } catch (NumberFormatException nfe) {
        getLogger()
            .severe("XmlHttpProxyServlet: intialization error. The proxyPort must be a number");
        throw new ServletException(
            "XmlHttpProxyServlet: intialization error. The proxyPort must be a number");
      }
    } else {
      xhp = new XmlHttpProxy();
    }
  }
 /** Run once when servlet loaded. */
 public void init(ServletConfig config) throws ServletException {
   super.init(config);
   context = config.getServletContext();
   theApp = (LockssApp) context.getAttribute(ServletManager.CONTEXT_ATTR_LOCKSS_APP);
   servletMgr = (ServletManager) context.getAttribute(ServletManager.CONTEXT_ATTR_SERVLET_MGR);
   if (theApp instanceof LockssDaemon) {
     acctMgr = getLockssDaemon().getAccountManager();
   }
 }
Exemple #4
0
  private void servletEnv() {
    if (!log.isDebugEnabled()) return;

    try {
      java.net.URL url = servletContext.getResource("/");
      log.trace("Joseki base directory: " + url);
    } catch (Exception ex) {
    }

    if (servletConfig != null) {
      String tmp = servletConfig.getServletName();
      log.trace("Servlet = " + (tmp != null ? tmp : "<null>"));
      @SuppressWarnings("unchecked")
      Enumeration<String> en = servletConfig.getInitParameterNames();

      for (; en.hasMoreElements(); ) {
        String s = en.nextElement();
        log.trace("Servlet parameter: " + s + " = " + servletConfig.getInitParameter(s));
      }
    }
    if (servletContext != null) {
      // Name of webapp
      String tmp = servletContext.getServletContextName();
      // msg(Level.FINE, "Webapp = " + (tmp != null ? tmp : "<null>"));
      log.debug("Webapp = " + (tmp != null ? tmp : "<null>"));

      // NB This servlet may not have been loaded as part of a web app
      @SuppressWarnings("unchecked")
      Enumeration<String> en = servletContext.getInitParameterNames();
      for (; en.hasMoreElements(); ) {
        String s = en.nextElement();
        log.debug("Webapp parameter: " + s + " = " + servletContext.getInitParameter(s));
      }
    }
    /*
    for ( Enumeration enum = servletContext.getAttributeNames() ;  enum.hasMoreElements() ; )
    {
        String s = (String)enum.nextElement() ;
        logger.log(LEVEL, "Webapp attribute: "+s+" = "+context.getAttribute(s)) ;
    }
     */
  }
Exemple #5
0
 @Override
 public void init(final ServletConfig config) throws ServletException {
   super.init(config);
   try {
     HTTPContext.init(config.getServletContext());
     final Enumeration<String> en = config.getInitParameterNames();
     while (en.hasMoreElements()) {
       String key = en.nextElement().toLowerCase(Locale.ENGLISH);
       final String val = config.getInitParameter(key);
       if (key.startsWith(Prop.DBPREFIX)) key = key.substring(Prop.DBPREFIX.length());
       if (key.equalsIgnoreCase(MainProp.USER[0].toString())) {
         user = val;
       } else if (key.equalsIgnoreCase(MainProp.PASSWORD[0].toString())) {
         pass = val;
       }
     }
   } catch (final IOException ex) {
     throw new ServletException(ex);
   }
 }
Exemple #6
0
 @Override
 public void init(final ServletConfig config) throws ServletException {
   super.init(config);
   try {
     HTTPContext.init(config.getServletContext());
     final Enumeration<String> en = config.getInitParameterNames();
     while (en.hasMoreElements()) {
       String key = en.nextElement().toLowerCase(Locale.ENGLISH);
       final String val = config.getInitParameter(key);
       if (key.startsWith(Prop.DBPREFIX)) key = key.substring(Prop.DBPREFIX.length());
       if (key.equalsIgnoreCase(StaticOptions.USER.name())) {
         username = val;
       } else if (key.equalsIgnoreCase(StaticOptions.PASSWORD.name())) {
         password = val;
       } else if (key.equalsIgnoreCase(StaticOptions.AUTHMETHOD.name())) {
         auth = AuthMethod.valueOf(val);
       }
     }
   } catch (final IOException ex) {
     throw new ServletException(ex);
   }
 }
 public void caucho_init(ServletConfig config) {
   try {
     com.caucho.server.webapp.WebApp webApp =
         (com.caucho.server.webapp.WebApp) config.getServletContext();
     init(config);
     if (com.caucho.jsp.JspManager.getCheckInterval() >= 0)
       _caucho_depends.setCheckInterval(com.caucho.jsp.JspManager.getCheckInterval());
     _jsp_pageManager = webApp.getJspApplicationContext().getPageManager();
     com.caucho.jsp.TaglibManager manager = webApp.getJspApplicationContext().getTaglibManager();
     com.caucho.jsp.PageContextImpl pageContext =
         new com.caucho.jsp.InitPageContextImpl(webApp, this);
   } catch (Exception e) {
     throw com.caucho.config.ConfigException.create(e);
   }
 }
  public void init(ServletConfig config) throws ServletException {
    super.init(config);
    context = config.getServletContext();

    TextProcessor tp = new CaseFolder();

    try {
      wikipedia =
          new Wikipedia(
              context.getInitParameter("mysql_server"),
              context.getInitParameter("mysql_database"),
              context.getInitParameter("mysql_user"),
              context.getInitParameter("mysql_password"));
    } catch (Exception e) {
      throw new ServletException("Could not connect to wikipedia database.");
    }

    // Escaper escaper = new Escaper() ;

    definer = new Definer(this);
    comparer = new Comparer(this);
    searcher = new Searcher(this);

    try {
      wikifier = new Wikifier(this, tp);

    } catch (Exception e) {
      System.err.println("Could not initialize wikifier");
    }

    try {
      File dataDirectory = new File(context.getInitParameter("data_directory"));

      if (!dataDirectory.exists() || !dataDirectory.isDirectory()) {
        throw new Exception();
      }

      cachingThread = new CacherThread(dataDirectory, tp);
      cachingThread.start();
    } catch (Exception e) {
      throw new ServletException("Could not locate wikipedia data directory.");
    }

    try {
      TransformerFactory tf = TransformerFactory.newInstance();

      transformersByName = new HashMap<String, Transformer>();
      transformersByName.put(
          "help", buildTransformer("help", new File("/research/wikipediaminer/web/xsl"), tf));
      transformersByName.put(
          "loading", buildTransformer("loading", new File("/research/wikipediaminer/web/xsl"), tf));
      transformersByName.put(
          "search", buildTransformer("search", new File("/research/wikipediaminer/web/xsl"), tf));
      transformersByName.put(
          "compare", buildTransformer("compare", new File("/research/wikipediaminer/web/xsl"), tf));
      transformersByName.put(
          "wikify", buildTransformer("wikify", new File("/research/wikipediaminer/web/xsl"), tf));

      Transformer serializer = TransformerFactory.newInstance().newTransformer();
      serializer.setOutputProperty(OutputKeys.INDENT, "yes");
      serializer.setOutputProperty(OutputKeys.METHOD, "xml");
      serializer.setOutputProperty("{http://xml.apache.org/xslt}indent-amount", "3");
      transformersByName.put("serializer", serializer);

    } catch (Exception e) {
      throw new ServletException("Could not load xslt library.");
    }
  }
 /** {@inheritDoc} */
 public String getParameter(String pName) {
   return config.getInitParameter(pName);
 }
 /** {@inheritDoc} */
 public Enumeration getNames() {
   return config.getInitParameterNames();
 }
	// 初始化
	public void init(ServletConfig config) {
		savePath = config.getInitParameter("savePath");
		sc = config.getServletContext();
	}
 public void init(ServletConfig config) throws ServletException {
   super.init(config);
   context = config.getServletContext();
 }
 public void init(ServletConfig config) throws ServletException {
   super.init(config);
   System.out.println("[Servlet3.init]");
   context = config.getServletContext();
 }