Example usage for javax.servlet ServletConfig getInitParameter

Introduction

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

Prototype

public String getInitParameter(String name);

Source Link

Document

Gets the value of the initialization parameter with the given name.

Usage

From source file:org.ff4j.web.embedded.ConsoleServlet.java

/**
 * Servlet initialization, init FF4J from "ff4jProvider" attribute Name.
 *
 * @param servletConfig// w w w.  j av a2  s.  c o m
 *            current {@link ServletConfig} context
 * @throws ServletException
 *             error during servlet initialization
 */
public void init(ServletConfig servletConfig) throws ServletException {
    LOGGER.info("  __  __ _  _   _ ");
    LOGGER.info(" / _|/ _| || | (_)");
    LOGGER.info("| |_| |_| || |_| |");
    LOGGER.info("|  _|  _|__   _| |");
    LOGGER.info("|_| |_|    |_|_/ |");
    LOGGER.info(
            "             |__/   Embedded Console - v" + getClass().getPackage().getImplementationVersion());
    LOGGER.info(" ");

    if (ff4j == null) {
        String className = servletConfig.getInitParameter(PROVIDER_PARAM_NAME);
        try {
            Class<?> c = Class.forName(className);
            Object o = c.newInstance();
            ff4jProvider = (FF4jProvider) o;
            LOGGER.info("ff4j context has been successfully initialized - {} feature(s)",
                    ff4jProvider.getFF4j().getFeatures().size());
        } catch (ClassNotFoundException e) {
            throw new IllegalArgumentException("Cannot load ff4jProvider as " + ff4jProvider, e);
        } catch (InstantiationException e) {
            throw new IllegalArgumentException("Cannot instantiate  " + ff4jProvider + " as ff4jProvider", e);
        } catch (IllegalAccessException e) {
            throw new IllegalArgumentException(
                    "No public constructor for  " + ff4jProvider + " as ff4jProvider", e);
        } catch (ClassCastException ce) {
            throw new IllegalArgumentException("ff4jProvider expected instance of " + FF4jProvider.class, ce);
        }

        // Put the FF4J in ApplicationScope (useful for tags)
        ff4j = ff4jProvider.getFF4j();
        servletConfig.getServletContext().setAttribute(FF4J_SESSIONATTRIBUTE_NAME, ff4j);
        LOGGER.debug("Servlet has been initialized and ff4j store in session with {} ",
                ff4j.getFeatures().size());
    } else {
        LOGGER.debug("Servlet has been initialized, ff4j was injected");
    }
}

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From source file:org.webguitoolkit.ui.http.PageServlet.java

/**
 * // init page-mappings (i102455/20080220)
 * requires mapping in web-xml/* w w  w .jav a  2s  .c  om*/
 * 
 * Example: <init-param> <description> page mapping to prevent long page
 * names </description> <param-name>page-mapping@NameOfPageClass</param-name>
 * <param-value> abbriviation;index;test;index.htm;whatever
 * </param-value> </init-param>
 * 
 * Description: param-name: page-mapping@ followed by the PageClassName.
 * Packages must be defined by the import init-param of this servlet
 * param-value: add short names for the PageClassName
 */
private void initPageMappings(ServletConfig sc) throws ServletException {

    // get all initParamsNames
    Enumeration initParamNames = sc.getInitParameterNames();
    if (initParamNames != null) {
        // loop through initParamsNames and check for start page-mapping@
        while (initParamNames.hasMoreElements()) {
            String initParamName = (String) initParamNames.nextElement();
            if (initParamName != null && initParamName.startsWith(PAGE_MAPPING)
                    && initParamName.indexOf("@") < initParamName.length()) {
                // get parameter
                String mapping = sc.getInitParameter(initParamName);
                if (StringUtils.isNotEmpty(mapping)) {
                    String[] mapArray = StringUtils.split(mapping, ';');
                    if (mapArray != null) {
                        for (int i = 0; i < mapArray.length; i++) {
                            if (pageMapppingMap == null)
                                pageMapppingMap = new Hashtable();
                            // add mapping -> page entry to table
                            try {
                                if (pageMapppingMap.get(StringUtils.trimToEmpty(mapArray[i])) == null) {
                                    pageMapppingMap.put(StringUtils.trimToEmpty(mapArray[i]),
                                            StringUtils.substringAfter(initParamName, "@"));
                                } else {
                                    throw new Exception("Duplicate page mapping for '"
                                            + StringUtils.trimToEmpty(mapArray[i]) + "', check web.xml");
                                }
                            } catch (Exception e) {
                                e.printStackTrace();
                            }
                        }
                    }
                }
            }
        }
    }
}

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From source file:org.wings.session.PortletWingServlet.java

/**
 * The following init parameters are known by wings.
 * <p/>//from w w w.java2  s  .c  om
 * <dl compact>
 * <dt>externalizer.timeout</dt><dd> - The time, externalized objects
 * are kept, before they are removed</dd>
 * <p/>
 * <dt>content.maxlength</dt><dd> - Maximum content lengt for form posts.
 * Remember to increase this, if you make use of the SFileChooser
 * component</dd>
 * <p/>
 * <dt>filechooser.uploaddir</dt><dd> - The directory, where uploaded
 * files ar stored temporarily</dd>
 * </dl>
 * <p/>
 * <dt>wings.servlet.lookupname</dt><dd> - The name the wings sessions of
 * this servlet instance are stored in the servlet session hashtable</dd>
 * </dl>
 *
 * @throws ServletException
 */
public final void init(ServletConfig config) throws ServletException {
    super.init(config);
    servletConfig = config;

    if (log.isInfoEnabled()) {
        log.info("Initializing wingS global servlet with configuration:");
        for (Enumeration en = config.getInitParameterNames(); en.hasMoreElements();) {
            String param = (String) en.nextElement();
            log.info("    " + param + " = " + config.getInitParameter(param));
        }
    }

    //        initLookupName(config);
}

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From source file:com.bluedragon.platform.java.JavaFileIO.java

public JavaFileIO(ServletConfig config) throws ServletException {

    try {// w  w  w .j av  a  2  s  .c  o  m
        fsManager = VFS.getManager();
        ((StandardFileSystemManager) fsManager).addProvider("s3",
                new com.intridea.io.vfs.provider.s3.S3FileProvider());
        ((StandardFileSystemManager) fsManager).addOperationProvider("s3",
                new com.intridea.io.vfs.provider.s3.acl.AclOperationsProvider());
    } catch (Exception e1) {
        cfEngine.log("Failed to register the s3:// name space: " + e1.getMessage());
    }

    // Set the working directory
    try {
        if (!setWorkingDirectory(config.getInitParameter("BLUEDRAGON_WORKING_DIRECTORY"))) {
            throw new Exception(
                    config.getInitParameter("BLUEDRAGON_WORKING_DIRECTORY") + " could not be created");
        }
    } catch (Exception E) {
        System.out.println(cfEngine.PRODUCT_NAME + ": Init Parameter BLUEDRAGON_WORKING_DIRECTORY Error: " + E);
        throw new ServletException(
                cfEngine.PRODUCT_NAME + ": Init Parameter BLUEDRAGON_WORKING_DIRECTORY Error: " + E);
    }

    // Setup the logging
    com.nary.Debug.SystemOff();
    File logFile = new File(getWorkingDirectory(), "bluedragon.log");
    rolloverLogFile(logFile);
    com.nary.Debug.setFilename(logFile.toString());

    setTempDirectory();
    setupRuntimeLogging();

    cfEngine.log(cfEngine.PRODUCT_NAME + " WorkingDirectory=[" + getWorkingDirectory() + "]");
    cfEngine.log(cfEngine.PRODUCT_NAME + " TempDirectory=[" + getTempDirectory() + "]");
}

---

From source file:nl.b3p.kaartenbalie.service.servlet.GeneralServlet.java

@Override
public void init(ServletConfig config) throws ServletException {
    super.init(config);

    log = LogFactory.getLog(this.getClass());
    log.debug("Initializing GeneralServlet");

    updateUserLastLoginStatus = "true"
            .equalsIgnoreCase(config.getInitParameter(MyEMFDatabase.USER_UPDATELASTLOGINSTATUS));
}

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From source file:org.jahia.services.content.files.StaticFileServlet.java

@Override
public void init(ServletConfig config) throws ServletException {
    super.init(config);
    String basePathValue = SettingsBean.getInstance().getJahiaGeneratedResourcesDiskPath();
    try {//from   ww w.ja  v a  2 s  .c  o m
        basePath = (new File(basePathValue)).getCanonicalPath();
    } catch (IOException e) {
        throw new ServletException(e);
    }
    enableGzip = Boolean.valueOf(StringUtils.defaultString(config.getInitParameter("enable-gzip"), "true"));
}

---

From source file:com.portfolio.data.attachment.XSLService.java

@Override
public void init(ServletConfig config) throws ServletException {
    sc = config.getServletContext();/*from w  w  w. j a  va2s.com*/
    servletDir = sc.getRealPath("/");
    int last = servletDir.lastIndexOf(File.separator);
    last = servletDir.lastIndexOf(File.separator, last - 1);
    baseDir = servletDir.substring(0, last);
    server = config.getInitParameter("redirectedServer");

    //Setting up the JAXP TransformerFactory
    this.transFactory = TransformerFactory.newInstance();

    //Setting up the FOP factory
    this.fopFactory = FopFactory.newInstance();

    try {
        String dataProviderName = config.getInitParameter("dataProviderClass");
        dataProvider = (DataProvider) Class.forName(dataProviderName).newInstance();

        InitialContext cxt = new InitialContext();

        /// Init this here, might fail depending on server hosting
        ds = (DataSource) cxt.lookup("java:/comp/env/jdbc/portfolio-backend");
        if (ds == null) {
            throw new Exception("Data  jdbc/portfolio-backend source not found!");
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
}

---

From source file:nl.strohalm.cyclos.servlets.ImageByNameServlet.java

@Override
public synchronized void init(final ServletConfig config) throws ServletException {
    super.init(config);

    context = getServletContext();/*from   w w  w .ja va2 s.  c  o m*/
    webImageHelper = SpringHelper.bean(context, WebImageHelper.class);
    responseHelper = SpringHelper.bean(context, ResponseHelper.class);

    // Whenever the image is updated, we have to invalidate the cache
    SpringHelper.bean(context, CustomizedFileHandler.class).addImageChangeListener(new ImageChangeListener() {
        @Override
        public void onImageChanged(final Image image) {
            if (nature.equals(image.getNature())) {
                removeFromCache(image.getName());
            }
        }
    });

    final String natureParameter = config.getInitParameter("nature");
    try {
        nature = Nature.valueOf(natureParameter);
    } catch (final Exception e) {
        context.log("Invalid nature for " + ClassHelper.getClassName(getClass()) + ": " + natureParameter);
    }

    imagePath = webImageHelper.imagePath(nature);
    thumbnailPath = webImageHelper.thumbnailPath(nature);
}

---

From source file:org.hyperic.lather.server.LatherServlet.java

private ConnManager getConnManager(ServletConfig cfg) throws ServletException {
    @SuppressWarnings("unchecked")
    final Enumeration<String> paramNames = cfg.getInitParameterNames();
    final Map<String, Semaphore> maxConnMap = new HashMap<String, Semaphore>();
    while (paramNames.hasMoreElements()) {
        final String name = paramNames.nextElement();
        if (!name.startsWith(PROP_PREFIX) || name.contains(PROP_EXECTIMEOUT)) {
            continue;
        }/*from w  ww . ja v a2  s  .c  o  m*/
        final String param = cfg.getInitParameter(name);
        try {
            final int value = Integer.parseInt(param);
            maxConnMap.put(name.replace(PROP_PREFIX, ""), new Semaphore(value));
        } catch (NumberFormatException e) {
            log.error("could not initialize max conn setting for " + name + " value=" + param);
        }
    }
    if (!maxConnMap.containsKey(PROP_MAXCONNS)) {
        throw new ServletException("init-params do not contain key=" + PROP_MAXCONNS + ")");
    }
    return new ConnManager(maxConnMap);
}

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From source file:com.netscape.cms.servlet.connector.ConnectorServlet.java

public void init(ServletConfig sc) throws ServletException {
    super.init(sc);
    mConfig = sc;/*www  . jav  a 2 s . c  o  m*/
    String authority = sc.getInitParameter(PROP_AUTHORITY);

    if (authority != null)
        mAuthority = (IAuthority) CMS.getSubsystem(authority);
    mReqEncoder = CMS.getHttpRequestEncoder();

    mAuthSubsystem = (IAuthSubsystem) CMS.getSubsystem(CMS.SUBSYSTEM_AUTH);
}

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