Example usage for javax.servlet FilterConfig getServletContext

List of usage examples for javax.servlet FilterConfig getServletContext

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Introduction

In this page you can find the example usage for javax.servlet FilterConfig getServletContext.

Prototype

public ServletContext getServletContext();

Source Link

Document

Returns a reference to the ServletContext in which the caller is executing.

Usage

From source file:com.avlesh.web.filter.responseheaderfilter.ResponseHeaderManagerFilter.java

public void init(FilterConfig filterConfig) throws ServletException, RuntimeException {
    filterConfigObj = filterConfig;/* w  w w. ja  va 2  s . c  om*/

    //if specified in web.xml, take that value as the config file

    String fullConfigFilePath;

    // only expand the path with the realpath if not defined
    if (StringUtils.isNotEmpty(filterConfig.getInitParameter("configFile"))) {
        fullConfigFilePath = filterConfig.getInitParameter("configFile");
    } else {
        fullConfigFilePath = filterConfig.getServletContext().getRealPath(configFileName);
    }

    configFile = new File(fullConfigFilePath);
    if (!configFile.exists() || !configFile.canRead()) {
        //not expecting this, the config file should exist and be readable
        throw new RuntimeException(
                "Cannot initialize ResponseHeaderManagerFilter, error reading " + configFileName);
    }

    //object to hold preferences related to conf reloading
    confReloadInfo = new ConfReloadInfo();
    String reloadCheckIntervalStr = filterConfig.getInitParameter("reloadCheckInterval");
    //if web.xml filter definition has no "reloadCheckInterval" applied, default values in ConfReloadInfo are used  
    if (StringUtils.isNotEmpty(reloadCheckIntervalStr)) {
        Integer reloadCheckInterval = Integer.valueOf(reloadCheckIntervalStr);
        if (reloadCheckInterval > 0) {
            confReloadInfo.reloadEnabled = true;
            confReloadInfo.reloadCheckInterval = reloadCheckInterval;
        } else {
            //zero or negative values means don't ever reload
            confReloadInfo.reloadEnabled = false;
            confReloadInfo.reloadCheckInterval = 0;
        }
    }

    //parse all the mappings into Rules
    ConfigProcessor configProcessor = new ConfigProcessor(configFile);
    Map<Pattern, Rule> allRules = configProcessor.getRuleMap();
    urlPatterns.addAll(allRules.keySet());
    rules.putAll(allRules);
}

From source file:com.jsmartframework.web.manager.FilterControl.java

private void initHeaders(FilterConfig config) {
    String assetsUrl = CONFIG.getContent().getAssetsUrl();
    String contextPath = config.getServletContext().getContextPath();

    String headerPath = "/";
    if (StringUtils.isNotBlank(assetsUrl)) {
        headerPath = assetsUrl + (assetsUrl.endsWith("/") ? "" : "/");
    } else if (StringUtils.isNotBlank(contextPath)) {
        headerPath = contextPath + "/";
    }//from   w w w .j a va  2  s  . co  m

    Headers jsonHeaders = EXPRESSIONS.GSON.fromJson(convertResourceToString(FILTER_HEADERS), Headers.class);
    for (String style : jsonHeaders.getStyles()) {
        headerStyles.append(String.format(style, headerPath));
    }
    for (String script : jsonHeaders.getScripts()) {
        headerScripts.append(String.format(script, headerPath));
    }
}

From source file:de.innovationgate.wgpublisher.filter.WGAFilter.java

public void init(FilterConfig arg0) throws ServletException {
    _servletContext = arg0.getServletContext();
    _core = WGACore.retrieve(_servletContext);
    if (_core != null) {
        _core.setFilter(this);
    }/*from  w w w  .  ja  va2s  .  c o m*/
    setupFilterChain();
}

From source file:com.jsmartframework.web.manager.FilterControl.java

private String getAutomaticResourceVersion(FilterConfig config) {
    try {/*from   w w w .j  av  a  2  s  .c  o m*/
        Properties manifestProperties = new Properties();
        manifestProperties.load(config.getServletContext().getResourceAsStream(MANIFEST));
        return manifestProperties.getProperty(IMPLEMENTATION_VERSION);
    } catch (Exception e) {
        LOGGER.warning("Failed to retrieve [MANIFEST.MF] information for automatic versioning");
        return null;
    }
}

From source file:org.echocat.jemoni.jmx.support.ServletHealth.java

@Override
public void init(@Nonnull FilterConfig filterConfig) throws ServletException {
    final String mapping = filterConfig.getInitParameter(MAPPING_INIT_ATTRIBUTE);
    if (mapping != null) {
        setMapping(mapping);/*w ww  .  j a  v  a  2 s.c o m*/
    }
    final String registryRef = filterConfig.getInitParameter(REGISTRY_REF_INIT_ATTRIBUTE);
    if (!isEmpty(registryRef)) {
        setRegistry(getBeanFor(filterConfig.getServletContext(), registryRef, JmxRegistry.class));
    }
    final String interceptor = filterConfig.getInitParameter(INTERCEPTOR_INIT_ATTRIBUTE);
    if (!isEmpty(interceptor)) {
        setInterceptor(loadInterceptor(interceptor));
    }
    final String interceptorRef = filterConfig.getInitParameter(INTERCEPTOR_REF_INIT_ATTRIBUTE);
    if (!isEmpty(interceptorRef)) {
        setInterceptor(
                getBeanFor(filterConfig.getServletContext(), interceptorRef, ServletHealthInterceptor.class));
    }
    handleHostIncludeExcludesIfNeeded(filterConfig);
    init();
}

From source file:org.codehaus.groovy.grails.web.sitemesh.GrailsPageFilter.java

public void init(FilterConfig filterConfig) {
    super.init(filterConfig);
    this.filterConfig = filterConfig;
    this.containerTweaks = new ContainerTweaks();
    Config config = new Config(filterConfig);
    DefaultFactory defaultFactory = new DefaultFactory(config);
    config.getServletContext().setAttribute("sitemesh.factory", defaultFactory);
    defaultFactory.refresh();/* w  w w . ja  v  a2s.  c o  m*/
    FactoryHolder.setFactory(defaultFactory);

    this.applicationContext = WebApplicationContextUtils
            .getRequiredWebApplicationContext(filterConfig.getServletContext());
    Map interceptors = applicationContext.getBeansOfType(PersistenceContextInterceptor.class);
    if (!interceptors.isEmpty()) {
        persistenceInterceptor = (PersistenceContextInterceptor) interceptors.values().iterator().next();
    }
}

From source file:org.josso.servlet.agent.JossoFilter.java

public void init(FilterConfig filterConfig) throws ServletException {
    // Validate and update our current component state
    ctx = filterConfig.getServletContext();
    String nom = filterConfig.getInitParameter("leNom");
    logg("Initialisation du filtre pour=" + nom + " contextName=" + ctx.getContextPath());
    ctx.setAttribute(KEY_SESSION_MAP, new HashMap());
    if (_agent == null) {

        try {//from w w  w  .  ja v a 2  s  .com

            Lookup lookup = Lookup.getInstance();
            lookup.init("josso-agent2-config.xml", ctx.getContextPath()); // For spring compatibility ...

            // We need at least an abstract SSO Agent
            _agent = (FacesSSOAgent) lookup.lookupSSOAgent();
            if (debug == 1)
                _agent.setDebug(1);
            _agent.start();
        } catch (Exception e) {
            throw new ServletException("Error starting SSO Agent : " + e.getMessage(), e);
        }

    }

}

From source file:com.netspective.sparx.fileupload.FileUploadFilter.java

/**
 * This method is called by the server before the filter goes into service,
 * and here it determines the file upload directory.
 *
 * @param <b>config</b> The filter config passed by the servlet engine
 *//*from w  w w.j a v a2s.  com*/
public void init(FilterConfig config) throws ServletException {
    String tryDirectoryNames = config.getInitParameter(FILTERPARAM_UPLOAD_DIRS); // comma-separated list of directories to try
    if (tryDirectoryNames != null) {
        // find the first available directory either as a resource or a physical directory
        String[] tryDirectories = TextUtils.getInstance().split(tryDirectoryNames, ",", true);
        for (int i = 0; i < tryDirectories.length; i++) {
            String tryDirectory = tryDirectories[i];
            try {
                // first try the directory as a servlet resource
                java.net.URL uploadDirURL = config.getServletContext().getResource(tryDirectory);
                if (uploadDirURL != null && uploadDirURL.getFile() != null) {
                    uploadDir = uploadDirURL.getFile();
                    break;
                }

                File f = new File(tryDirectory);
                if (f.exists()) {
                    uploadDir = f.getAbsolutePath();
                    break;
                }

            } catch (java.net.MalformedURLException ex) {
                throw new ServletException(ex.getMessage());
            }
        }
    }

    // If upload directory parameter is null, assign a temp directory
    if (uploadDir == null) {
        File tempdir = (File) config.getServletContext().getAttribute("javax.servlet.context.tempdir");
        if (tempdir != null) {
            uploadDir = tempdir.toString();
        } else {
            throw new ServletException("Error in FileUploadFilter : No upload "
                    + "directory found: set an uploadDir init " + "parameter or ensure the "
                    + "javax.servlet.context.tempdir directory " + "is valid");
        }
    }

    uploadPrefix = config.getInitParameter(FILTERPARAM_UPLOADED_FILES_PREFIX);
    if (uploadPrefix == null)
        uploadPrefix = FILTERPARAMVALUE_DEFAULT_UPLOADED_FILES_PREFIX;
    log.info("uploadPrefix is: " + uploadPrefix);

    uploadFileArg = config.getInitParameter(FILTERPARAM_UPLOADED_FILES_REQUEST_ATTR_NAME);
    if (uploadFileArg == null)
        uploadFileArg = FILTERPARAMVALUE_DEFAULT_UPLOADED_FILES_REQUEST_ATTR_NAME;
    log.info("uploadFileArg is: " + uploadFileArg);

}

From source file:net.sf.j2ep.ProxyFilter.java

/**
 * @see javax.servlet.Filter#init(javax.servlet.FilterConfig)
 * //  www . ja  v a 2s .  c  o  m
 * Called upon initialization, Will create the ConfigParser and get the
 * RuleChain back. Will also configure the httpclient.
 */
public void init(FilterConfig filterConfig) throws ServletException {
    log = LogFactory.getLog(ProxyFilter.class);
    AllowedMethodHandler.setAllowedMethods("OPTIONS,GET,HEAD,POST,PUT,DELETE,TRACE");

    httpClient = new HttpClient(new MultiThreadedHttpConnectionManager());
    httpClient.getParams().setBooleanParameter(HttpClientParams.USE_EXPECT_CONTINUE, false);
    httpClient.getParams().setCookiePolicy(CookiePolicy.IGNORE_COOKIES);

    String data = filterConfig.getInitParameter("dataUrl");
    if (data == null) {
        serverChain = null;
    } else {
        try {
            File dataFile = new File(filterConfig.getServletContext().getRealPath(data));
            ConfigParser parser = new ConfigParser(dataFile);
            serverChain = parser.getServerChain();
        } catch (Exception e) {
            throw new ServletException(e);
        }
    }
}

From source file:org.ajax4jsf.webapp.BaseXMLFilter.java

public void init(FilterConfig config) throws ServletException {
    if (log.isDebugEnabled()) {
        log.debug("init XML filter service with class " + this.getClass().getName());
    }/*from  w  w  w .java2  s. com*/
    String forceXmlParameter = config.getInitParameter(FORCEXML_PARAMETER);
    if (forceXmlParameter == null) {
        forceXmlParameter = config.getServletContext()
                .getInitParameter(INIT_PARAMETER_PREFIX + FORCEXML_PARAMETER);
    }
    setupForceXml(forceXmlParameter);

    String forceNotRfParameter = config.getInitParameter(FORCENOTRF_PARAMETER);
    if (forceNotRfParameter == null) {
        forceNotRfParameter = config.getServletContext()
                .getInitParameter(INIT_PARAMETER_PREFIX + FORCENOTRF_PARAMETER);
    }
    setupForcenotrf(forceNotRfParameter);

    setMimetype((String) nz(config.getInitParameter(MIME_TYPE_PARAMETER), "text/xml"));
    setPublicid((String) nz(config.getInitParameter(PUBLICID_PARAMETER), getPublicid()));
    setSystemid((String) nz(config.getInitParameter(SYSTEMID_PARAMETER), getSystemid()));
    setNamespace((String) nz(config.getInitParameter(NAMESPACE_PARAMETER), getNamespace()));
    handleViewExpiredOnClient = Boolean.parseBoolean(
            config.getServletContext().getInitParameter(ContextInitParameters.HANDLE_VIEW_EXPIRED_ON_CLIENT));

}