Example usage for javax.servlet FilterConfig getServletContext

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:org.gridsphere.servlets.GridSphereFilter.java

public void init(FilterConfig filterConfig) {
    context = filterConfig.getServletContext();
}

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From source file:org.josso.wls10.agent.WLSSessionEnforcementServletFilter.java

public void init(FilterConfig filterConfig) throws ServletException {
    // Validate and update our current component state
    ServletContext ctx = filterConfig.getServletContext();

    if (_agent == null) {

        try {//from  w  ww  .j av a 2  s .c o  m

            Lookup lookup = Lookup.getInstance();
            lookup.init("josso-agent-config.xml"); // For spring compatibility ...

            // We need at least an abstract SSO Agent
            _agent = (WLSSSOAgent) lookup.lookupSSOAgent();
            _agent.start();

            // Enable debug if we use debug ....
            if (log.isDebugEnabled())
                _agent.setDebug(1);

        } catch (Exception e) {
            throw new ServletException("Error starting SSO Agent : " + e.getMessage(), e);
        }

    }

}

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From source file:org.apache.hadoop.hdfsproxy.LdapIpDirFilter.java

/** {@inheritDoc} */
public void init(FilterConfig filterConfig) throws ServletException {
    ServletContext context = filterConfig.getServletContext();

    contextPath = context.getContextPath();

    Configuration conf = new Configuration(false);
    conf.addResource("hdfsproxy-default.xml");
    conf.addResource("hdfsproxy-site.xml");
    // extract namenode from source conf.
    String nn = getNamenode(conf);

    InetSocketAddress nAddr = NetUtils.createSocketAddr(nn);
    context.setAttribute("name.node.address", nAddr);
    context.setAttribute("name.conf", conf);
    context.setAttribute(JspHelper.CURRENT_CONF, conf);

    // for storing hostname <--> cluster mapping to decide which source cluster
    // to forward
    context.setAttribute("org.apache.hadoop.hdfsproxy.conf", conf);

    if (lctx == null) {
        Hashtable<String, String> env = new Hashtable<String, String>();
        env.put(InitialLdapContext.INITIAL_CONTEXT_FACTORY,
                conf.get("hdfsproxy.ldap.initial.context.factory", "com.sun.jndi.ldap.LdapCtxFactory"));
        env.put(InitialLdapContext.PROVIDER_URL, conf.get("hdfsproxy.ldap.provider.url"));

        try {/*from w  w w.j  a  v a  2s  .c  om*/
            lctx = new InitialLdapContext(env, null);
        } catch (NamingException ne) {
            throw new ServletException("NamingException in initializing ldap" + ne.toString());
        }

        baseName = conf.get("hdfsproxy.ldap.role.base");
        hdfsIpSchemaStr = conf.get("hdfsproxy.ldap.ip.schema.string", "uniqueMember");
        hdfsIpSchemaStrPrefix = conf.get("hdfsproxy.ldap.ip.schema.string.prefix", "cn=");
        hdfsUidSchemaStr = conf.get("hdfsproxy.ldap.uid.schema.string", "uid");
        hdfsPathSchemaStr = conf.get("hdfsproxy.ldap.hdfs.path.schema.string", "documentLocation");
    }
    LOG.info(contextPath + ":: LdapIpDirFilter initialization successful");
}

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From source file:org.ambraproject.cas.filter.GetGuidReturnEmailFilter.java

/**
 * Set the Database Service (which will be used to query the user's Email Address) by way of
 *   the Web Application Context, which is managed by the supporting framework.
 *
 * @param filterConfig Standard Filter configuration values, most notably the Servlet Context
 * @throws ServletException Thrown if there is a problem getting or setting the Database Service
 *//*from ww  w  . ja v  a  2 s . co m*/
public void init(final FilterConfig filterConfig) throws ServletException {
    try {
        databaseService = (DatabaseService) WebApplicationContextUtils
                .getWebApplicationContext(filterConfig.getServletContext()).getBean("databaseService");
    } catch (final Exception e) {
        log.error("Failed to initialize GetGuidReturnEmailFilter.", e);
        throw new ServletException(e);
    }
}

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From source file:org.unitime.timetable.filter.PageAccessFilter.java

public void init(FilterConfig cfg) throws ServletException {
    iContext = cfg.getServletContext();
    try {/*from   www . j  a v a  2 s  . c  o m*/
        Document config = (new SAXReader())
                .read(cfg.getServletContext().getResource(cfg.getInitParameter("config")));
        for (Iterator i = config.getRootElement().element("action-mappings").elementIterator("action"); i
                .hasNext();) {
            Element action = (Element) i.next();
            String path = action.attributeValue("path");
            String input = action.attributeValue("input");
            if (path != null && input != null) {
                iPath2Tile.put(path + ".do", input);
            }
        }
    } catch (Exception e) {
        sLog.error("Unable to read config " + cfg.getInitParameter("config") + ", reason: " + e.getMessage());
    }
    if (cfg.getInitParameter("debug-time") != null) {
        debugTime = Long.parseLong(cfg.getInitParameter("debug-time"));
    }
    if (cfg.getInitParameter("dump-time") != null) {
        dumpTime = Long.parseLong(cfg.getInitParameter("dump-time"));
    }
    if (cfg.getInitParameter("session-attributes") != null) {
        dumpSessionAttribues = Boolean.parseBoolean(cfg.getInitParameter("session-attributes"));
    }
}

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From source file:org.apache.hadoop.gateway.dispatch.DefaultHttpClientFactory.java

private int getMaxConnections(FilterConfig filterConfig) {
    int maxConnections = 32;
    GatewayConfig config = (GatewayConfig) filterConfig.getServletContext()
            .getAttribute(GatewayConfig.GATEWAY_CONFIG_ATTRIBUTE);
    if (config != null) {
        maxConnections = config.getHttpClientMaxConnections();
    }// w  w w .  j av  a2  s. c  o  m
    String str = filterConfig.getInitParameter("httpclient.maxConnections");
    if (str != null) {
        try {
            maxConnections = Integer.parseInt(str);
        } catch (NumberFormatException e) {
            // Ignore it and use the default.
        }
    }
    return maxConnections;
}

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From source file:org.sakaiproject.tool.section.filter.RoleFilter.java

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

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

    authnBeanName = filterConfig.getInitParameter("authnServiceBean");
    authzBeanName = filterConfig.getInitParameter("authzServiceBean");
    contextBeanName = filterConfig.getInitParameter("contextManagementServiceBean");
    authorizationFilterConfigurationBeanName = filterConfig
            .getInitParameter("authorizationFilterConfigurationBean");
    selectSiteRedirect = filterConfig.getInitParameter("selectSiteRedirect");
}

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From source file:info.magnolia.cms.filters.CompositeFilter.java

/**
 * The first time called by the main filter.
 *///from  w ww  .  jav  a2s .c  om
public void initFilters(FilterConfig filterConfig) {
    for (MgnlFilter filter : filters) {
        try {
            log.info("Initializing filter [{}]", filter.getName());
            filter.init(new CustomFilterConfig(filter.getName(), filterConfig.getServletContext(),
                    ServletUtils.initParametersToMap(filterConfig)));
        } catch (Exception e) {
            log.error("Error initializing filter [" + filter.getName() + "]", e);
        }
    }
}

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From source file:org.apache.hadoop.gateway.hdfs.dispatch.WebHdfsHaDispatchTest.java

@Test
public void testConnectivityFailover() throws Exception {
    String serviceName = "WEBHDFS";
    HaDescriptor descriptor = HaDescriptorFactory.createDescriptor();
    descriptor.addServiceConfig(/* w w  w  .ja va 2s  .  c  om*/
            HaDescriptorFactory.createServiceConfig(serviceName, "true", "1", "1000", "2", "1000", null, null));
    HaProvider provider = new DefaultHaProvider(descriptor);
    URI uri1 = new URI("http://unreachable-host");
    URI uri2 = new URI("http://reachable-host");
    ArrayList<String> urlList = new ArrayList<String>();
    urlList.add(uri1.toString());
    urlList.add(uri2.toString());
    provider.addHaService(serviceName, urlList);
    FilterConfig filterConfig = EasyMock.createNiceMock(FilterConfig.class);
    ServletContext servletContext = EasyMock.createNiceMock(ServletContext.class);

    EasyMock.expect(filterConfig.getServletContext()).andReturn(servletContext).anyTimes();
    EasyMock.expect(servletContext.getAttribute(HaServletContextListener.PROVIDER_ATTRIBUTE_NAME))
            .andReturn(provider).anyTimes();

    BasicHttpParams params = new BasicHttpParams();

    HttpUriRequest outboundRequest = EasyMock.createNiceMock(HttpRequestBase.class);
    EasyMock.expect(outboundRequest.getMethod()).andReturn("GET").anyTimes();
    EasyMock.expect(outboundRequest.getURI()).andReturn(uri1).anyTimes();
    EasyMock.expect(outboundRequest.getParams()).andReturn(params).anyTimes();

    HttpServletRequest inboundRequest = EasyMock.createNiceMock(HttpServletRequest.class);
    EasyMock.expect(inboundRequest.getRequestURL()).andReturn(new StringBuffer(uri2.toString())).once();
    EasyMock.expect(inboundRequest.getAttribute("dispatch.ha.failover.counter")).andReturn(new AtomicInteger(0))
            .once();
    EasyMock.expect(inboundRequest.getAttribute("dispatch.ha.failover.counter")).andReturn(new AtomicInteger(1))
            .once();

    HttpServletResponse outboundResponse = EasyMock.createNiceMock(HttpServletResponse.class);
    EasyMock.expect(outboundResponse.getOutputStream())
            .andAnswer(new IAnswer<SynchronousServletOutputStreamAdapter>() {
                @Override
                public SynchronousServletOutputStreamAdapter answer() throws Throwable {
                    return new SynchronousServletOutputStreamAdapter() {
                        @Override
                        public void write(int b) throws IOException {
                            throw new IOException("unreachable-host");
                        }
                    };
                }
            }).once();
    EasyMock.replay(filterConfig, servletContext, outboundRequest, inboundRequest, outboundResponse);
    Assert.assertEquals(uri1.toString(), provider.getActiveURL(serviceName));
    WebHdfsHaDispatch dispatch = new WebHdfsHaDispatch();
    dispatch.setHttpClient(new DefaultHttpClient());
    dispatch.setHaProvider(provider);
    dispatch.init();
    long startTime = System.currentTimeMillis();
    try {
        dispatch.executeRequest(outboundRequest, inboundRequest, outboundResponse);
    } catch (IOException e) {
        //this is expected after the failover limit is reached
    }
    long elapsedTime = System.currentTimeMillis() - startTime;
    Assert.assertEquals(uri2.toString(), provider.getActiveURL(serviceName));
    //test to make sure the sleep took place
    Assert.assertTrue(elapsedTime > 1000);
}

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From source file:org.apache.hadoop.gateway.ha.dispatch.DefaultHaDispatchTest.java

@Test
public void testConnectivityFailover() throws Exception {
    String serviceName = "OOZIE";
    HaDescriptor descriptor = HaDescriptorFactory.createDescriptor();
    descriptor.addServiceConfig(//  w  w  w.  j a va  2s.  c o m
            HaDescriptorFactory.createServiceConfig(serviceName, "true", "1", "1000", "2", "1000", null, null));
    HaProvider provider = new DefaultHaProvider(descriptor);
    URI uri1 = new URI("http://unreachable-host");
    URI uri2 = new URI("http://reachable-host");
    ArrayList<String> urlList = new ArrayList<String>();
    urlList.add(uri1.toString());
    urlList.add(uri2.toString());
    provider.addHaService(serviceName, urlList);
    FilterConfig filterConfig = EasyMock.createNiceMock(FilterConfig.class);
    ServletContext servletContext = EasyMock.createNiceMock(ServletContext.class);

    EasyMock.expect(filterConfig.getServletContext()).andReturn(servletContext).anyTimes();
    EasyMock.expect(servletContext.getAttribute(HaServletContextListener.PROVIDER_ATTRIBUTE_NAME))
            .andReturn(provider).anyTimes();

    BasicHttpParams params = new BasicHttpParams();

    HttpUriRequest outboundRequest = EasyMock.createNiceMock(HttpRequestBase.class);
    EasyMock.expect(outboundRequest.getMethod()).andReturn("GET").anyTimes();
    EasyMock.expect(outboundRequest.getURI()).andReturn(uri1).anyTimes();
    EasyMock.expect(outboundRequest.getParams()).andReturn(params).anyTimes();

    HttpServletRequest inboundRequest = EasyMock.createNiceMock(HttpServletRequest.class);
    EasyMock.expect(inboundRequest.getRequestURL()).andReturn(new StringBuffer(uri2.toString())).once();
    EasyMock.expect(inboundRequest.getAttribute("dispatch.ha.failover.counter")).andReturn(new AtomicInteger(0))
            .once();
    EasyMock.expect(inboundRequest.getAttribute("dispatch.ha.failover.counter")).andReturn(new AtomicInteger(1))
            .once();

    HttpServletResponse outboundResponse = EasyMock.createNiceMock(HttpServletResponse.class);
    EasyMock.expect(outboundResponse.getOutputStream())
            .andAnswer(new IAnswer<SynchronousServletOutputStreamAdapter>() {
                @Override
                public SynchronousServletOutputStreamAdapter answer() throws Throwable {
                    return new SynchronousServletOutputStreamAdapter() {
                        @Override
                        public void write(int b) throws IOException {
                            throw new IOException("unreachable-host");
                        }
                    };
                }
            }).once();
    EasyMock.replay(filterConfig, servletContext, outboundRequest, inboundRequest, outboundResponse);
    Assert.assertEquals(uri1.toString(), provider.getActiveURL(serviceName));
    DefaultHaDispatch dispatch = new DefaultHaDispatch();
    dispatch.setHttpClient(new DefaultHttpClient());
    dispatch.setHaProvider(provider);
    dispatch.setServiceRole(serviceName);
    dispatch.init();
    long startTime = System.currentTimeMillis();
    try {
        dispatch.executeRequest(outboundRequest, inboundRequest, outboundResponse);
    } catch (IOException e) {
        //this is expected after the failover limit is reached
    }
    long elapsedTime = System.currentTimeMillis() - startTime;
    Assert.assertEquals(uri2.toString(), provider.getActiveURL(serviceName));
    //test to make sure the sleep took place
    Assert.assertTrue(elapsedTime > 1000);
}

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