Example usage for javax.servlet FilterConfig getInitParameterNames

Introduction

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

Prototype

public Enumeration<String> getInitParameterNames();

Source Link

Document

Returns the names of the filter's initialization parameters as an Enumeration of String objects, or an empty Enumeration if the filter has no initialization parameters.

Usage

From source file:info.magnolia.cms.util.ServletUtil.java

/**
 * Returns the init parameters for a {@link javax.servlet.FilterConfig} object as a Map, preserving the order in which they are exposed
 * by the {@link javax.servlet.FilterConfig} object.
 *///from  w  w w  .j  a  va 2 s . c  om
public static LinkedHashMap<String, String> initParametersToMap(FilterConfig config) {
    LinkedHashMap<String, String> initParameters = new LinkedHashMap<String, String>();
    Enumeration parameterNames = config.getInitParameterNames();
    while (parameterNames.hasMoreElements()) {
        String parameterName = (String) parameterNames.nextElement();
        initParameters.put(parameterName, config.getInitParameter(parameterName));
    }
    return initParameters;
}

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From source file:CacheFilter.java

public void init(FilterConfig config) {
    Enumeration<?> names = config.getInitParameterNames();
    ArrayList<String[]> tmp = new ArrayList<String[]>();
    while (names.hasMoreElements()) {
        String name = (String) names.nextElement();
        String value = config.getInitParameter(name);
        String[] pair = { name, value };
        tmp.add(pair);/*w  w w.j av a  2  s. c  om*/
    }
    replyHeaders = new String[tmp.size()][2];
    tmp.toArray(replyHeaders);
}

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From source file:io.dropwizard.hystrix.path.tracker.filters.impl.PathTrackerFilter.java

@Override
public void init(FilterConfig filterConfig) throws ServletException {
    key = filterConfig.getInitParameter("commandKey");
    log.info("Setting up PathTrackerFilter, with key:{}" + filterConfig.getInitParameterNames());
}

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From source file:org.beanfuse.security.monitor.SecurityFilter.java

public void init(FilterConfig cfg) throws ServletException {
    Enumeration en = cfg.getInitParameterNames();
    while (en.hasMoreElements()) {
        String property = (String) en.nextElement();
        Object value = cfg.getInitParameter(property);
        try {/*from w  w w. j  a va 2 s  .com*/
            PropertyUtils.setProperty(this, property, value);
        } catch (Exception e) {
            throw new RuntimeException(e.getMessage());
        }
    }
    // ????
    if (StringUtils.isEmpty(resourceExtractorClassName)) {
        resourceExtractorClassName = SimpleResourceExtractor.class.getName();
    }
    try {
        resourceExtractor = (ResourceExtractor) Class.forName(resourceExtractorClassName).newInstance();
    } catch (Exception e) {
        throw new RuntimeException(e.getMessage());
    }

    if (StringUtils.isEmpty(expiredPath)) {
        expiredPath = loginFailPath;
    }
    freeResources.add(resourceExtractor.extract(loginFailPath));
    freeResources.add(resourceExtractor.extract(expiredPath));
    freeResources.add(resourceExtractor.extract(noAuthorityPath));

    logger.info("Filter {} configured successfully with free resources {}", cfg.getFilterName(), freeResources);
}

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From source file:net.big_oh.common.web.filters.ipaddress.IPAddressFilter.java

@SuppressWarnings(value = "unchecked")
private void initIPAddressFilteringRules(FilterConfig filterConfig) {

    Enumeration<String> filterInitParamNames = filterConfig.getInitParameterNames();
    while (filterInitParamNames.hasMoreElements()) {
        String initParamName = filterInitParamNames.nextElement();
        String initParamValue = filterConfig.getInitParameter(initParamName);

        if (initParamName.indexOf(".") != -1) {

            IPAddressFilterRule newFilterRuleFromFilterConfigParam = instantiateIPAddressFilterRule(
                    initParamName, initParamValue);

            if (newFilterRuleFromFilterConfigParam != null) {
                registerFilterRuleWithFilter(newFilterRuleFromFilterConfigParam);
            }//from  ww  w . jav  a  2  s . com

        } else {
            logger.warn("Ignoring filter init parameter '" + initParamName
                    + "' because it doesn't seem to be the name of a Class.");
        }
    }

}

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From source file:com.jaspersoft.jasperserver.war.StaticFilesCacheControlFilter.java

@Override
public void init(FilterConfig filterConfig) throws ServletException {
    Enumeration<String> paramNames = filterConfig.getInitParameterNames();
    while (paramNames != null && paramNames.hasMoreElements()) {
        String paramName = paramNames.nextElement();
        String value = filterConfig.getInitParameter(paramName);
        if (URL_ENDS_WITH.equals(paramName)) {
            if (value != null && value.length() > 0) {
                String[] types = value.split(" ");
                for (int i = 0; i < types.length; i++) {
                    if (types[i].length() > 0) {
                        urlSuffixes.add(types[i].toLowerCase());
                        log.debug("URL suffix added : " + types[i]);
                    }/*w  w  w.j  a v  a2s. c om*/
                }
            }
        } else if (URL_STARTS_WITH.equals(paramName)) {
            if (value != null && value.length() > 0) {
                String[] types = value.split(" ");
                for (int i = 0; i < types.length; i++) {
                    if (types[i].length() > 0) {
                        urlPrefixes.add(types[i].toLowerCase());
                        log.debug("URL prefix added : " + types[i]);
                    }
                }
            }
        } else if (EXCLUDE_PAGE_FROM_CACHE_REGEX.equals(paramName)) {
            if (value == null)
                continue;
            String[] regexStrs = value.split(" ");
            exclusionRegexSet.addAll(Arrays.asList(regexStrs));
            log.debug("Added " + exclusionRegexSet.size() + " cache exclusion regex.");
        } else if (EXPIRES_AFTER_ACCESS_IN_SECS.equals(paramName)) {
            try {
                expiresInSecs = Integer.parseInt(value);
                log.debug("Expires in seconds set : " + expiresInSecs);
            } catch (Exception ex) {
                log.error(EXPIRES_AFTER_ACCESS_IN_SECS + " should be a non-negative integer", ex);
            }
        } else {
            log.warn("Unknown parameter, ignoring : " + paramName);
        }
    }
}

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From source file:edu.vt.middleware.servlet.filter.RequestMethodFilter.java

/**
 * Initialize this filter.//from  ww  w .ja  v a2s . co m
 *
 * @param  config  <code>FilterConfig</code>
 */
public void init(final FilterConfig config) {
    final Enumeration<?> e = config.getInitParameterNames();
    while (e.hasMoreElements()) {
        final String name = (String) e.nextElement();
        final String value = config.getInitParameter(name);

        final StringTokenizer st = new StringTokenizer(name);
        final String methodName = st.nextToken();
        Object[] args = null;
        Class<?>[] params = null;
        if (st.countTokens() > 0) {
            args = new Object[st.countTokens()];
            params = new Class[st.countTokens()];

            int i = 0;
            while (st.hasMoreTokens()) {
                final String token = st.nextToken();
                args[i] = token;
                params[i++] = token.getClass();
            }
        }
        try {
            this.servletMethods.put(methodName, ServletRequest.class.getMethod(methodName, params));
            if (LOG.isDebugEnabled()) {
                LOG.debug("Found method " + methodName + " for ServletRequest");
            }
        } catch (NoSuchMethodException ex) {
            if (LOG.isDebugEnabled()) {
                LOG.debug("Could not find method " + methodName + " for ServletRequest");
            }
        }
        try {
            this.httpServletMethods.put(methodName, HttpServletRequest.class.getMethod(methodName, params));
            if (LOG.isDebugEnabled()) {
                LOG.debug("Found method " + methodName + " for HttpServletRequest");
            }
        } catch (NoSuchMethodException ex) {
            if (LOG.isDebugEnabled()) {
                LOG.debug("Could not find method " + methodName + " for HttpServletRequest");
            }
        }
        this.arguments.put(methodName, args);
        this.patterns.put(methodName, Pattern.compile(value));
        if (LOG.isDebugEnabled()) {
            if (this.arguments.get(methodName) != null) {
                if (LOG.isDebugEnabled()) {
                    LOG.debug("Stored method name = " + methodName + ", pattern = " + value
                            + " with these arguments "
                            + Arrays.asList((Object[]) this.arguments.get(methodName)));
                }
            } else {
                if (LOG.isDebugEnabled()) {
                    LOG.debug("Stored method name = " + methodName + ", pattern = " + value
                            + " with no arguments");
                }
            }
        }
    }
}

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From source file:org.xmlactions.web.PagerFilter.java

@SuppressWarnings("unchecked")
public void init(FilterConfig filterConfig) throws ServletException {

    logger.debug("PagerFilter.init");
    this.filterConfig = filterConfig;
    try {//from   w ww .  ja v  a 2  s  .  co m
    } catch (Exception ex) {
        logger.error(ex.getMessage(), ex);
    }

    Enumeration<String> enumeration = filterConfig.getInitParameterNames();
    while (enumeration.hasMoreElements()) {
        String key = enumeration.nextElement();
        String value = filterConfig.getInitParameter(key);
        mapRequestParams.put(key, value);
    }
}

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From source file:org.hifivault.geo.location.filters.GeoLocationFilter.java

public void init(FilterConfig filterConfig) throws ServletException {

    BeanFactory beanFactory = WebApplicationContextUtils
            .getRequiredWebApplicationContext(filterConfig.getServletContext());
    manager = (GeoLocationManager) beanFactory.getBean("geoLocationManager");

    Enumeration<String> names = filterConfig.getInitParameterNames();
    while (names.hasMoreElements()) {
        String key = names.nextElement();
        String value = filterConfig.getInitParameter(key);
        if (value != null && value.length() > 0) {
            override.put(key.toUpperCase(), value.toUpperCase());
        }/*  w  w w  .  j ava  2  s . c  o  m*/
    }
}

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From source file:com.nn.cfw.web.security.CustomCsrfPreventionFilter.java

@SuppressWarnings("unchecked")
private boolean contains(FilterConfig filterConfig, String parameterName) {
    if (filterConfig == null) {
        return false;
    }//from  w  w w.jav a2  s .c  om

    Enumeration<String> paramNames = filterConfig.getInitParameterNames();

    while (paramNames.hasMoreElements()) {
        if (StringUtils.equals(paramNames.nextElement(), parameterName)) {
            return true;
        }
    }

    return false;
}

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