/* ------------------------------------------------------------
349556
protected synchronized boolean checkConnection()
    {
        if (_connection==null)
        {
            try{
                _connection=_url.openConnection();
            }
            catch(IOException e)
            {
                LogSupport.ignore(log,e);
            }
        }
        return _connection!=null;
    }
1374198
private void init() {
        cacheable = null;
        status = SC_OK;
        cachedResponse = cached.createCachedResponse();
        streamDelegate = new ServletResponseStreamDelegate(this) {
            protected OutputStream createOutputStream() throws IOException {
                // Test if this request is really cacheable, otherwise,
                // just write through to underlying response, and don't cache
                if (isCacheable()) {
                    return cachedResponse.getOutputStream();
                }
                else {
                    cachedResponse.setStatus(status);
                    cachedResponse.writeHeadersTo(CacheResponseWrapper.this.response);
                    return super.getOutputStream();
                }
            }
        };
    }
88785
private static void parseAST(String[] srcFiles, Charset srcCharset,
            String[] classPathEntries, FileASTRequestor requestor) {
        ASTParser parser = ASTParser.newParser(AST.JLS8);
        Map<String, String> options = JavaCore.getOptions();
        JavaCore.setComplianceOptions(JavaCore.VERSION_1_8, options);
        parser.setCompilerOptions(options);
        parser.setKind(ASTParser.K_COMPILATION_UNIT);
        parser.setResolveBindings(true);
        parser.setBindingsRecovery(true);
        parser.setEnvironment(classPathEntries, null, null, true);
        String[] srcEncodings = new String[srcFiles.length];
        for (int i = 0; i < srcEncodings.length; i++) {
            srcEncodings[i] = srcCharset.name();
        }
        parser.createASTs(
                srcFiles, srcEncodings, new String[]{}, requestor, null);
    }
274300
@Override
    public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain)
            throws IOException, ServletException {
        HttpServletResponse httpServletResponse = (HttpServletResponse) servletResponse;
        StringBuilder cacheControl = new StringBuilder(cacheability.getValue()).append(", max-age=").append(expiration);
        if (mustRevalidate) {
            cacheControl.append(", must-revalidate");
        }

        // Set cache directives
        httpServletResponse.setHeader(HTTPCacheHeader.CACHE_CONTROL.getName(), cacheControl.toString());
        httpServletResponse.setDateHeader(HTTPCacheHeader.EXPIRES.getName(), System.currentTimeMillis() + expiration
                * 1000L);

        // Set Vary field
        if (vary != null && !vary.isEmpty()) {
            httpServletResponse.setHeader(HTTPCacheHeader.VARY.getName(), vary);
        }

        /*
         * By default, some servers (e.g. Tomcat) will set headers on any SSL content to deny caching. Omitting the
         * Pragma header takes care of user-agents implementing HTTP/1.0.
         */
        filterChain.doFilter(servletRequest, new HttpServletResponseWrapper(httpServletResponse) {
            @Override
            public void addHeader(String name, String value) {
                if (!HTTPCacheHeader.PRAGMA.getName().equalsIgnoreCase(name)) {
                    super.addHeader(name, value);
                }
            }

            @Override
            public void setHeader(String name, String value) {
                if (!HTTPCacheHeader.PRAGMA.getName().equalsIgnoreCase(name)) {
                    super.setHeader(name, value);
                }
            }
        });
    }
1205071
public function write() {
        $this->getAbstractClass()->write();
        $child = $this->buildChild();
        if(!file_exists($child->getFileName())) {
            $child->write();
        }
        $this->buildTestTable()->write();
        $this->getValidationClass()->write();
        if(!file_exists($this->getValidationChildClass()->getFileName())) {
            $this->getValidationChildClass()->write();
        }
    }
345526
public function execute($action = NULL)
	{
		$action = ($action == NULL)
			? strtolower($this->request->getMethod())
			: $action;

		$this->before();
		$this->{$action}();
		$this->after();
	}
1155837
public function init(): void
    {
        if ($this->sourcePath !== null) {
            $this->sourcePath = $this->findPath($this->sourcePath);
        }
        if ($this->basePath !== null) {
            $this->basePath = $this->findPath($this->basePath);
        }
        if ($this->baseUrl !== null) {
            $this->baseUrl = rtrim(Yii::getAlias($this->baseUrl), '/');
        }
    }
104400
public function init() {
        $this->_req = $this->getRequest()->getParam('request');
        $this->_response = $this->getRequest()->getParam('response');
    }
380755
public void init() throws UnavailableException
    {
        ServletContext config = getServletContext();
        _servletHandler = ((ServletHandler.Context) config).getServletHandler();
        _httpContext = _servletHandler.getHttpContext();

        _acceptRanges = getInitBoolean("acceptRanges");
        _dirAllowed = getInitBoolean("dirAllowed");
        _putAllowed = getInitBoolean("putAllowed");
        _delAllowed = getInitBoolean("delAllowed");
        _redirectWelcomeFiles = getInitBoolean("redirectWelcome");
        _minGzipLength = getInitInt("minGzipLength");

        String rrb = getInitParameter("relativeResourceBase");
        if (rrb != null)
        {
            try
            {
                _resourceBase = _httpContext.getBaseResource().addPath(rrb);
            }
            catch (Exception e)
            {
                log.warn(LogSupport.EXCEPTION, e);
                throw new UnavailableException(e.toString());
            }
        }

        String rb = getInitParameter("resourceBase");

        if (rrb != null && rb != null)
            throw new UnavailableException("resourceBase & relativeResourceBase");

        if (rb != null)
        {
            try
            {
                _resourceBase = Resource.newResource(rb);
            }
            catch (Exception e)
            {
                log.warn(LogSupport.EXCEPTION, e);
                throw new UnavailableException(e.toString());
            }
        }
        if (log.isDebugEnabled())
            log.debug("resource base = " + _resourceBase);

        if (_putAllowed)
            _AllowString += ", PUT";
        if (_delAllowed)
            _AllowString += ", DELETE";
        if (_putAllowed && _delAllowed)
            _AllowString += ", MOVE";
    }
1041449
@Override
  public void onStartup(Set<Class<?>> set, ServletContext servletContext) throws ServletException {
    final ClassLoaderLeakPreventorListener classLoaderLeakPreventorListener = new ClassLoaderLeakPreventorListener();
    try {
      classLoaderLeakPreventorListener.contextInitialized(servletContext); // Initialize immediately

      servletContext.addListener(new ServletContextListener() {
        @Override
        public void contextInitialized(ServletContextEvent servletContextEvent) {
          // Do nothing, already done above
        }

        @Override
        public void contextDestroyed(ServletContextEvent servletContextEvent) {
          classLoaderLeakPreventorListener.contextDestroyed(servletContextEvent);
        }
      });
    }
    catch (Throwable t) { // (Shouldn't really be needed)
      t.printStackTrace(System.err);
    }

    for(ServletContextListener otherListener : ClassLoaderLeakPreventorListener.getDefaultOtherListeners()) {
      servletContext.addListener(otherListener);
    }
  }
362130
public function process()
    {
        parent::process();

        $data = &$this->getForm()->getFormData();

        if (!isset($data[$this->id])) {
            return;
        }

        $this->value = $data[$this->id];
        $length = $this->getValueLength();

        if ($length === 0) {
            $this->value = null;
        }

        if ($this->required && $length === 0) {
            $message = $this->getValidationMessage('required');
            $this->addMessage($message);
        } elseif ($this->maxlength !== null && $length > $this->maxlength) {
            $message = $this->getValidationMessage('too-long');
            $message->primary_content = sprintf(
                $message->primary_content,
                $this->maxlength
            );

            $this->addMessage($message);
        }
    }
1358314
@Override
    public void doGet(HttpServletRequest request, HttpServletResponse response)
            throws IOException, ServletException {

        String api = request.getParameter("api");

        if (api == null || api.length() == 0) {
            response.setContentType("text/html; charset=UTF-8");
            getIndex(response.getWriter());
        } else {
            response.setContentType("text/xml; charset=UTF-8");
            getWSDL(api.toUpperCase(), request.getRequestURL()
                            .toString(), response.getWriter());
        }

        response.flushBuffer();
    }
84608
private void encodeThis() throws IOException {
        if (names == null || names.isEmpty()) {
            this.extensionValue = null;
            return;
        }
        DerOutputStream os = new DerOutputStream();
        names.encode(os);
        this.extensionValue = os.toByteArray();
    }
1242475
@Override
  protected void doPost(final HttpServletRequest req, final HttpServletResponse resp)
      throws ServletException, IOException {
    final Map<String, Object> ret = new HashMap<>();

    if (hasParam(req, ACTION_PARAM)) {
      final String action = getParam(req, ACTION_PARAM);
      if (action.equals(STATS_SET_REPORTINGINTERVAL)) {
        handleChangeMetricInterval(req, ret);
      } else if (action.equals(STATS_SET_CLEANINGINTERVAL)) {
        handleChangeCleaningInterval(req, ret);
      } else if (action.equals(STATS_SET_MAXREPORTERPOINTS)) {
        handleChangeEmitterPoints(req, ret);
      } else if (action.equals(STATS_GET_ALLMETRICSNAME)) {
        handleGetAllMMetricsName(req, ret);
      } else if (action.equals(STATS_GET_METRICHISTORY)) {
        handleGetMetricHistory(req, ret);
      } else if (action.equals(STATS_SET_ENABLEMETRICS)) {
        handleChangeManagerStatusRequest(req, ret, true);
      } else if (action.equals(STATS_SET_DISABLEMETRICS)) {
        handleChangeManagerStatusRequest(req, ret, false);
      } else {
        ret.put(RESPONSE_ERROR, "Invalid action");
      }
    }

    JSONUtils.toJSON(ret, resp.getOutputStream(), true);
  }
51590
@Override
    public void setHeader(String name, String value) {
        this._getHttpServletResponse().setHeader(name, value);
    }
938915
public void initImpl()
  {
    if (_level == null) {
      return;
    }
    
    if (_names.size() == 0) {
      _names.add("");
    }
    
    for (String name : _names) {
      _logger = Logger.getLogger(name);
    
      if (_level != null) {
        _logger.setLevel(_level);
      }

      if (_useParentHandlers != null) {
        _logger.setUseParentHandlers(_useParentHandlers.booleanValue());
      }
    
      for (Handler handler : _handlerList) {
        _logger.addHandler(handler);
      }
    
      if (_filter != null) {
        _logger.setFilter(_filter);
      }
    }
  }
672848
public void doGet(HttpServletRequest request, HttpServletResponse response)
    throws IOException {
    NameNode.getNameNodeMetrics().numFileDataServletDoGet.inc();
    final UnixUserGroupInformation ugi = getUGI(request);
    final ClientProtocol nnproxy = createNameNodeProxy(ugi);

    try {
      final String path = request.getPathInfo() != null
        ? request.getPathInfo() : "/";
      FileStatus info = nnproxy.getFileInfo(path);
      if ((info != null) && !info.isDir()) {
        response.sendRedirect(createUri(info, ugi, nnproxy,
              request).toURL().toString());
      } else if (info == null){
        response.sendError(400, "cat: File not found " + path);
      } else {
        response.sendError(400, "cat: " + path + ": is a directory");
      }
    } catch (URISyntaxException e) {
      response.getWriter().println(e.toString());
    } catch (IOException e) {
      response.sendError(400, e.getMessage());
    }
  }