Example usage for javax.servlet FilterConfig getInitParameter

List of usage examples for javax.servlet FilterConfig getInitParameter

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Introduction

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

Prototype

public String getInitParameter(String name);

Source Link

Document

Returns a String containing the value of the named initialization parameter, or null if the initialization parameter does not exist.

Usage

From source file:com.github.safrain.remotegsh.server.RgshFilter.java

@Override
public void init(FilterConfig filterConfig) throws ServletException {
    if (filterConfig.getInitParameter("charset") != null) {
        charset = filterConfig.getInitParameter("charset");
    } else {//from w w w  .  j  av a 2s  .  com
        charset = DEFAULT_CHARSET;
    }

    if (filterConfig.getInitParameter("shellSessionTimeout") != null) {
        shellSessionTimeout = Long.valueOf(filterConfig.getInitParameter("shellSessionTimeout"));
    } else {
        shellSessionTimeout = SESSION_PURGE_INTERVAL;
    }

    String scriptExtensionCharset;
    if (filterConfig.getInitParameter("scriptExtensionCharset") != null) {
        scriptExtensionCharset = filterConfig.getInitParameter("scriptExtensionCharset");
    } else {
        scriptExtensionCharset = DEFAULT_CHARSET;
    }

    //Compile script extensions
    List<String> scriptExtensionPaths = new ArrayList<String>();
    if (filterConfig.getInitParameter("scriptExtensions") != null) {
        Collections.addAll(scriptExtensionPaths, filterConfig.getInitParameter("scriptExtensions").split(","));
    } else {
        scriptExtensionPaths.add(RESOURCE_PATH + "extension/spring.groovy");
    }

    scriptExtensions = new HashMap<String, CompiledScript>();
    for (String path : scriptExtensionPaths) {
        String scriptContent;
        try {
            scriptContent = getResource(path, scriptExtensionCharset);
        } catch (IOException e) {
            throw new ServletException(e);
        }

        Compilable compilable = (Compilable) createGroovyEngine();
        try {
            CompiledScript compiledScript = compilable.compile(scriptContent);
            scriptExtensions.put(path, compiledScript);
        } catch (ScriptException e) {
            //Ignore exceptions while compiling script extensions,there may be compilation errors due to missing dependency
            log.log(Level.WARNING, String.format("Error compiling script extension '%s'", path), e);
        }
    }

    // Setup a timer to purge timeout shell sessions
    Timer timer = new Timer("Remote Groovy Shell session purge daemon", true);
    timer.scheduleAtFixedRate(new TimerTask() {
        @Override
        public void run() {
            purgeTimeOutSessions();
        }
    }, 0, SESSION_PURGE_INTERVAL);
}

From source file:com.qut.middleware.spep.filter.SPEPFilter.java

public void init(FilterConfig filterConfig) throws ServletException {
    this.filterConfig = filterConfig;
    this.spepContextName = filterConfig.getInitParameter(SPEP_CONTEXT_PARAM_NAME);

    if (this.spepContextName == null)
        throw new ServletException(Messages.getString("SPEPFilter.8") + SPEP_CONTEXT_PARAM_NAME); //$NON-NLS-1$
}

From source file:org.ajax4jsf.resource.InternetResourceService.java

public void init(FilterConfig config) throws ServletException {
    filterConfig = config;//ww  w . j  a va2  s.c  o m
    ServletContext servletContext = config.getServletContext();
    if ("false".equalsIgnoreCase(config.getInitParameter(ENABLE_CACHING_PARAMETER))) {
        setCacheEnabled(false);
        // this.cacheEnabled = false;
        // this.cacheAdmin = null;
    } else {
        // this.cacheAdmin = ServletCacheAdministrator.getInstance(
        // servletContext, cacheProperties);
        try {
            CacheManager cacheManager = CacheManager.getInstance();
            Map<String, String> env = new ServletContextInitMap(servletContext);
            CacheFactory cacheFactory = cacheManager.getCacheFactory(env);
            this.cache = cacheFactory.createCache(env, this, this);
        } catch (CacheException e) {
            throw new FacesException(e.getMessage(), e);
        }
    }
    // Create Resource-specific Faces Lifecycle instance.
    lifecycleClass = servletContext.getInitParameter(RESOURCE_LIFECYCLE_PARAMETER);
    if (lifecycleClass != null) {
        ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
        try {
            Class<?> clazz = classLoader.loadClass(lifecycleClass);
            lifecycle = (ResourceLifecycle) clazz.newInstance();
        } catch (Exception e) {
            throw new FacesException("Error create instance of resource Lifecycle " + lifecycleClass, e);
        }
    } else {
        lifecycle = new ResourceLifecycle();
    }
    webXml = new WebXml();
    webXml.init(servletContext, filterConfig.getFilterName());
    if (log.isDebugEnabled()) {
        log.debug("Resources service initialized");
    }
}

From source file:org.sakaiproject.tool.gradebook.ui.RoleFilter.java

public void init(FilterConfig filterConfig) throws ServletException {
    if (logger.isInfoEnabled())
        logger.info("Initializing gradebook role filter");

    ac = (ApplicationContext) filterConfig.getServletContext()
            .getAttribute(WebApplicationContext.ROOT_WEB_APPLICATION_CONTEXT_ATTRIBUTE);

    authnServiceBeanName = filterConfig.getInitParameter("authnServiceBean");
    authzServiceBeanName = filterConfig.getInitParameter("authzServiceBean");
    contextManagementServiceBeanName = filterConfig.getInitParameter("contextManagementServiceBean");
    authorizationFilterConfigurationBeanName = filterConfig
            .getInitParameter("authorizationFilterConfigurationBean");
    selectGradebookRedirect = filterConfig.getInitParameter("selectGradebookRedirect");
}

From source file:org.ambraproject.cas.client.filter.CASFilterWrapper.java

/**
 * @see javax.servlet.Servlet/*from  w w  w .j  a v a 2 s.co m*/
 */
public void init(final FilterConfig filterConfig) throws ServletException {
    final Map<String, String> params = new HashMap<String, String>(6);

    final InitParamProvider initParamProvider = new InitParamProvider() {
        public Enumeration<?> getInitParameterNames() {
            return filterConfig.getInitParameterNames();
        }

        public String getInitParameter(final String key) {
            return filterConfig.getInitParameter(key);
        }
    };

    ConfigWrapperUtil.copyInitParams(initParamProvider, params);

    final Configuration configuration = ConfigurationStore.getInstance().getConfiguration();

    final String ambraServerHost = configuration.getString("ambra.platform.host");
    final String casProxyValidateUrl = configuration.getString("ambra.services.cas.url.proxy-validate");
    final String casLoginUrl = configuration.getString("ambra.services.cas.url.login");

    ConfigWrapperUtil.setInitParamValue(CASFilter.LOGIN_INIT_PARAM, casLoginUrl, initParamProvider, params);
    ConfigWrapperUtil.setInitParamValue(CASFilter.VALIDATE_INIT_PARAM, casProxyValidateUrl, initParamProvider,
            params);
    ConfigWrapperUtil.setInitParamValue(CASFilter.SERVERNAME_INIT_PARAM, ambraServerHost, initParamProvider,
            params);

    final FilterConfig customFilterConfig = new ConfigWrapper(filterConfig, params);
    super.init(customFilterConfig);
}

From source file:org.apache.hadoop.security.authentication.server.AuthenticationFilter.java

/**
 * Initializes the authentication filter.
 * <p/>//from w w  w.j  a  v  a2s.c o  m
 * It instantiates and initializes the specified {@link AuthenticationHandler}.
 * <p/>
 *
 * @param filterConfig filter configuration.
 *
 * @throws ServletException thrown if the filter or the authentication handler could not be initialized properly.
 */
@Override
public void init(FilterConfig filterConfig) throws ServletException {
    String configPrefix = filterConfig.getInitParameter(CONFIG_PREFIX);
    configPrefix = (configPrefix != null) ? configPrefix + "." : "";
    Properties config = getConfiguration(configPrefix, filterConfig);
    String authHandlerName = config.getProperty(AUTH_TYPE, null);
    String authHandlerClassName;
    if (authHandlerName == null) {
        throw new ServletException("Authentication type must be specified: simple|kerberos|<class>");
    }
    if (authHandlerName.equals("simple")) {
        authHandlerClassName = PseudoAuthenticationHandler.class.getName();
    } else if (authHandlerName.equals("kerberos")) {
        authHandlerClassName = KerberosAuthenticationHandler.class.getName();
    } else {
        authHandlerClassName = authHandlerName;
    }

    try {
        Class<?> klass = Thread.currentThread().getContextClassLoader().loadClass(authHandlerClassName);
        authHandler = (AuthenticationHandler) klass.newInstance();
        authHandler.init(config);
    } catch (ClassNotFoundException ex) {
        throw new ServletException(ex);
    } catch (InstantiationException ex) {
        throw new ServletException(ex);
    } catch (IllegalAccessException ex) {
        throw new ServletException(ex);
    }
    String signatureSecret = config.getProperty(configPrefix + SIGNATURE_SECRET);
    if (signatureSecret == null) {
        signatureSecret = Long.toString(RAN.nextLong());
        randomSecret = true;
        LOG.warn("'signature.secret' configuration not set, using a random value as secret");
    }
    signer = new Signer(signatureSecret.getBytes());
    validity = Long.parseLong(config.getProperty(AUTH_TOKEN_VALIDITY, "36000")) * 1000; //10 hours

    cookieDomain = config.getProperty(COOKIE_DOMAIN, null);
    cookiePath = config.getProperty(COOKIE_PATH, null);
}

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

protected void handleHostIncludeExcludesIfNeeded(@Nonnull FilterConfig filterConfig) {
    final String includeHosts = filterConfig.getInitParameter(INCLUDES_HOSTS);
    final String excludeHosts = filterConfig.getInitParameter(EXCLUDES_HOSTS);
    if (!isEmpty(includeHosts) || !isEmpty(excludeHosts)) {
        final ServletHealthInterceptor originalInterceptor = getInterceptor();
        final AllowedHostsServletHealthInterceptor newInterceptor = new AllowedHostsServletHealthInterceptor();
        newInterceptor.setIncludesPattern(includeHosts);
        newInterceptor.setExcludesPattern(excludeHosts);
        setInterceptor(originalInterceptor != null
                ? new CombinedServletHealthInterceptor(originalInterceptor, newInterceptor)
                : newInterceptor);/*from w  w w.j a  v a 2s.c  o m*/
    }
}

From source file:com.yahoo.yos.YahooFilter.java

/**
 * Set the 'oauth' init parameter for this filter to change from the default
 * oauth.properties resource for configuration. The file should define:
 * <p/>/*from  w  w w .j a va2 s. c  om*/
 * yos.consumerKey=...
 * yos.consumerSecret=...
 * oauth.requesttoken.url=https://api.login.yahoo.com/oauth/v2/get_request_token
 * oauth.requestauth.url=https://api.login.yahoo.com/oauth/v2/request_auth
 * oauth.accesstoken.url=https://api.login.yahoo.com/oauth/v2/get_token
 * oauth.callback.url=http://myapplication:8080/
 * <p/>
 * To access production OAuth services from Yahoo.  This filter relies on session
 * information stored by cookies to operate.
 *
 * @param filterConfig see upstream docs
 * @throws ServletException
 */
public void init(FilterConfig filterConfig) throws ServletException {
    String filename = filterConfig.getInitParameter("oauth");
    if (filename == null) {
        filename = "oauth.properties";
    }
    logger.debug("oauth properties file: {}", filename);
    oauthConfig = new Properties();
    try {
        oauthConfig.load(getClass().getResourceAsStream("/" + filename));
    } catch (IOException e) {
        throw new ServletException("Could not load oauth properties from resource: " + filename, e);
    }
    String redirectString = filterConfig.getInitParameter("redirect");
    // defaults to redirect if null, zero-length
    redirect = redirectString == null || redirectString.trim().length() <= 0
            || "true".equalsIgnoreCase(redirectString.trim());
    logger.debug("redirect if access token not found: {}", redirect);
    String oauthConnectionClass = filterConfig.getInitParameter("oauthConnectionClass");
    if (oauthConnectionClass == null) {
        oauthConnectionClass = "net.oauth.client.URLConnectionClient";
    }
    logger.debug("oauth client connection class: {}", oauthConnectionClass);
    try {
        client = new OAuthClient((HttpClient) Class.forName(oauthConnectionClass).newInstance());
    } catch (Exception cce) {
        throw new ServletException("unable to create OAuthClient from: " + oauthConnectionClass, cce);
    }
    provider = new OAuthServiceProvider(
            oauthConfig.getProperty("oauth.requesttoken.url",
                    "https://api.login.yahoo.com/oauth/v2/get_request_token"),
            oauthConfig.getProperty("oauth.requestauth.url",
                    "https://api.login.yahoo.com/oauth/v2/request_auth"),
            oauthConfig.getProperty("oauth.accesstoken.url", "https://api.login.yahoo.com/oauth/v2/get_token"));
    consumer = new OAuthConsumer(oauthConfig.getProperty("oauth.callback.url"),
            oauthConfig.getProperty("yos.consumerKey"), oauthConfig.getProperty("yos.consumerSecret"),
            provider);
    consumer.setProperty("oauth_signature_method",
            oauthConfig.getProperty("yos.oauth_signature_method", "HMAC-SHA1"));
    callbackUrl = oauthConfig.getProperty("oauth.callback.url", "");
}

From source file:org.squale.jraf.provider.persistence.hibernate.HibernateFilter.java

public void init(FilterConfig filterConfig) throws ServletException {

    // providers// w w w.jav a  2s  . c o  m
    String providers = filterConfig.getInitParameter(PERSISTENCE_PROVIDER_INIT);

    if (providers != null) {
        // map de providers
        Map mProviders = getProviders(providers);

        // on fixe la map de providers
        setProvidersMap(mProviders);
    } else {
        log.debug("Aucun provider en parametre");
    }

}

From source file:com.mirantis.cachemod.filter.CacheConfiguration.java

public CacheConfiguration(FilterConfig config) {

    alreadyFilteredKey = ALREADY_FILTERED_KEY + config.getFilterName();

    String fragmentParam = config.getInitParameter("fragment");
    if (fragmentParam != null) {
        if ("no".equalsIgnoreCase(fragmentParam)) {
            fragment = FragmentType.NO;//w  w w. ja v a  2s.  c o m
        } else if ("yes".equalsIgnoreCase(fragmentParam)) {
            fragment = FragmentType.YES;
        } else if ("auto".equalsIgnoreCase(fragmentParam)) {
            fragment = FragmentType.AUTO;
        } else {
            log.error("CacheFilter: Wrong value '" + fragmentParam
                    + "' for init parameter 'fragment', default is 'auto'.");
        }
    }

    String escapeSessionIdParam = config.getInitParameter("escapeSessionId");
    if (escapeSessionIdParam != null) {
        if ("on".equalsIgnoreCase(escapeSessionIdParam)) {
            escapeSessionId = true;
        } else if ("off".equalsIgnoreCase(escapeSessionIdParam)) {
            escapeSessionId = false;
        } else {
            log.error("CacheFilter: Wrong value '" + escapeSessionIdParam
                    + "' for init parameter 'escapeSessionId', default is 'no'.");
        }
    }

    String escapeMethodsParam = config.getInitParameter("escapeMethods");
    if (escapeMethodsParam != null && escapeMethodsParam.length() > 0) {
        StringTokenizer tokenizer = new StringTokenizer(escapeMethodsParam);
        while (tokenizer.hasMoreTokens()) {
            String token = tokenizer.nextToken().trim();
            if (token != null && token.length() > 0) {
                escapeMethods.add(token.toUpperCase());
            }
        }
    }

    String timeParam = config.getInitParameter("time");
    if (timeParam != null) {
        try {
            time = Integer.parseInt(timeParam);
        } catch (NumberFormatException nfe) {
            log.error("CacheFilter: Unexpected value for the init parameter 'time', default is '60'. Message="
                    + nfe.getMessage());
        }
    }

    String lastModifiedParam = config.getInitParameter("lastModified");
    if (lastModifiedParam != null) {
        if ("on".equalsIgnoreCase(lastModifiedParam)) {
            lastModified = LastModifiedType.ON;
        } else if ("off".equalsIgnoreCase(lastModifiedParam)) {
            lastModified = LastModifiedType.OFF;
        } else if ("initial".equalsIgnoreCase(lastModifiedParam)) {
            lastModified = LastModifiedType.INITIAL;
        } else {
            log.error(
                    "CacheFilter: Invalid parameter 'lastModified'. Expected 'on', 'off' or 'initial'. Be default is 'initial'.");
        }
    }

    String expiresParam = config.getInitParameter("expires");
    if (expiresParam != null) {
        if ("on".equalsIgnoreCase(expiresParam)) {
            expires = ExpiresType.ON;
        } else if ("off".equalsIgnoreCase(expiresParam)) {
            expires = ExpiresType.OFF;
        } else if ("time".equalsIgnoreCase(expiresParam)) {
            expires = ExpiresType.TIME;
        } else {
            log.error(
                    "CacheFilter: Invalid parameter 'expires'. Expected 'on', 'off' or 'time'. Be default is 'on'.");
        }
    }

    String maxAgeParam = config.getInitParameter("max-age");
    if (maxAgeParam != null) {
        if (maxAgeParam.equalsIgnoreCase("no init")) {
            maxAgeType = MaxAgeType.NO_INIT;
        } else if (maxAgeParam.equalsIgnoreCase("time")) {
            maxAgeType = MaxAgeType.TIME;
        } else {
            try {
                maxAgeType = MaxAgeType.NUMBER;
                maxAge = Long.parseLong(maxAgeParam);
                if (maxAge < 0) {
                    log.error(
                            "CacheFilter: 'max-age' parameter must be at least a positive integer, default is '60'.");
                    maxAge = 60;
                }
            } catch (NumberFormatException nfe) {
                log.error(
                        "CacheFilter: Unexpected value for the init parameter 'max-age', default is '60'. Message="
                                + nfe.getMessage());
            }
        }
    }

    CacheProvider cacheProviderParam = (CacheProvider) initClass(config, "CacheProvider", CacheProvider.class);
    if (cacheProviderParam != null) {
        this.cacheProvider = cacheProviderParam;
    } else {
        this.cacheProvider = new LRUCacheProvider();
    }

    KeyProvider cacheKeyProviderParam = (KeyProvider) initClass(config, "KeyProvider", KeyProvider.class);
    if (cacheKeyProviderParam != null) {
        this.cacheKeyProvider = cacheKeyProviderParam;
    } else {
        this.cacheKeyProvider = new HashedKeyProvider();
    }

    UserDataProvider userDataProviderParam = (UserDataProvider) initClass(config, "UserDataProvider",
            UserDataProvider.class);
    if (userDataProviderParam != null) {
        this.userDataProvider = userDataProviderParam;
    }

    this.cacheName = config.getInitParameter("cacheName");
    if (cacheName == null) {
        this.cacheName = DEF_CACHE_NAME;
    }

}