Example usage for org.apache.commons.collections.iterators IteratorEnumeration IteratorEnumeration

Introduction

In this page you can find the example usage for org.apache.commons.collections.iterators IteratorEnumeration IteratorEnumeration.

Prototype

public IteratorEnumeration(Iterator iterator) 

Source Link

Document

Constructs a new IteratorEnumeration that will use the given iterator.

Usage

From source file:org.apache.cocoon.servletservice.util.RequestParameters.java

/**
 * Get all parameter names./*from  w  w  w.  j a v  a 2  s .c  om*/
 *
 * @return  Enumeration for the (String) parameter names.
 */
public Enumeration getParameterNames() {
    return new IteratorEnumeration(values.keySet().iterator());
}

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From source file:org.apache.isis.core.metamodel.facets.collections.CollectionFacetAbstract.java

@Override
@SuppressWarnings("unchecked")
public final Enumeration<ObjectAdapter> elements(final ObjectAdapter collectionAdapter) {
    return new IteratorEnumeration(iterator(collectionAdapter));
}

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From source file:org.apache.isis.core.metamodel.spec.FreeStandingList.java

/**
 * @deprecated - use {@link #iterator()}.
 *//* w  ww  .  j a va2  s  .  com*/
@SuppressWarnings("unchecked")
@Deprecated
public Enumeration<ObjectAdapter> elements() {
    return new IteratorEnumeration(iterator());
}

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From source file:org.apache.ranger.security.web.filter.RangerKRBAuthenticationFilter.java

@Override
public void init(FilterConfig conf) throws ServletException {
    final FilterConfig globalConf = conf;
    final Map<String, String> params = new HashMap<String, String>();
    params.put(AUTH_TYPE, PropertiesUtil.getProperty(RANGER_AUTH_TYPE, "simple"));
    params.put(NAME_RULES_PARAM, PropertiesUtil.getProperty(NAME_RULES, "DEFAULT"));
    params.put(TOKEN_VALID_PARAM, PropertiesUtil.getProperty(TOKEN_VALID, "30"));
    params.put(COOKIE_DOMAIN_PARAM,// w  ww . j av a 2s.  com
            PropertiesUtil.getProperty(COOKIE_DOMAIN, PropertiesUtil.getProperty(HOST_NAME, "localhost")));
    params.put(COOKIE_PATH_PARAM, PropertiesUtil.getProperty(COOKIE_PATH, "/"));
    try {
        params.put(PRINCIPAL_PARAM, SecureClientLogin.getPrincipal(PropertiesUtil.getProperty(PRINCIPAL, ""),
                PropertiesUtil.getProperty(HOST_NAME)));
    } catch (IOException ignored) {
        // do nothing
    }
    params.put(KEYTAB_PARAM, PropertiesUtil.getProperty(KEYTAB, ""));

    FilterConfig myConf = new FilterConfig() {
        @Override
        public ServletContext getServletContext() {
            if (globalConf != null) {
                return globalConf.getServletContext();
            } else {
                return noContext;
            }
        }

        @SuppressWarnings("unchecked")
        @Override
        public Enumeration<String> getInitParameterNames() {
            return new IteratorEnumeration(params.keySet().iterator());
        }

        @Override
        public String getInitParameter(String param) {
            return params.get(param);
        }

        @Override
        public String getFilterName() {
            return "KerberosFilter";
        }
    };
    super.init(myConf);
}

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From source file:org.apache.solr.security.GenericHadoopAuthPlugin.java

@SuppressWarnings("unchecked")
protected FilterConfig getInitFilterConfig(Map<String, Object> pluginConfig) {
    Map<String, String> params = new HashMap<>();

    String type = (String) Objects.requireNonNull(pluginConfig.get(HADOOP_AUTH_TYPE));
    params.put(HADOOP_AUTH_TYPE, type);/*from ww w.j  a  v  a 2s. c  o m*/

    String sysPropPrefix = (String) pluginConfig.getOrDefault(SYSPROP_PREFIX_PROPERTY, "solr.");
    Collection<String> authConfigNames = (Collection<String>) pluginConfig
            .getOrDefault(AUTH_CONFIG_NAMES_PROPERTY, Collections.emptyList());
    Map<String, String> authConfigDefaults = (Map<String, String>) pluginConfig
            .getOrDefault(DEFAULT_AUTH_CONFIGS_PROPERTY, Collections.emptyMap());
    Map<String, String> proxyUserConfigs = (Map<String, String>) pluginConfig.getOrDefault(PROXY_USER_CONFIGS,
            Collections.emptyMap());

    for (String configName : authConfigNames) {
        String systemProperty = sysPropPrefix + configName;
        String defaultConfigVal = authConfigDefaults.get(configName);
        String configVal = System.getProperty(systemProperty, defaultConfigVal);
        if (configVal != null) {
            params.put(configName, configVal);
        }
    }

    // Configure proxy user settings.
    params.putAll(proxyUserConfigs);

    final ServletContext servletContext = new AttributeOnlyServletContext();
    log.info("Params: " + params);

    ZkController controller = coreContainer.getZkController();
    if (controller != null) {
        servletContext.setAttribute(DELEGATION_TOKEN_ZK_CLIENT, controller.getZkClient());
    }

    FilterConfig conf = new FilterConfig() {
        @Override
        public ServletContext getServletContext() {
            return servletContext;
        }

        @Override
        public Enumeration<String> getInitParameterNames() {
            return new IteratorEnumeration(params.keySet().iterator());
        }

        @Override
        public String getInitParameter(String param) {
            return params.get(param);
        }

        @Override
        public String getFilterName() {
            return "HadoopAuthFilter";
        }
    };

    return conf;
}

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From source file:org.apache.solr.security.KerberosPlugin.java

@VisibleForTesting
protected FilterConfig getInitFilterConfig(Map<String, Object> pluginConfig, boolean skipKerberosChecking) {
    Map<String, String> params = new HashMap();
    params.put("type", "kerberos");
    putParam(params, "kerberos.name.rules", NAME_RULES_PARAM, "DEFAULT");
    putParam(params, "token.valid", TOKEN_VALID_PARAM, "30");
    putParam(params, "cookie.path", COOKIE_PATH_PARAM, "/");
    if (!skipKerberosChecking) {
        putParam(params, "kerberos.principal", PRINCIPAL_PARAM, null);
        putParam(params, "kerberos.keytab", KEYTAB_PARAM, null);
    } else {/*from ww  w.j a va2 s  .  co m*/
        putParamOptional(params, "kerberos.principal", PRINCIPAL_PARAM);
        putParamOptional(params, "kerberos.keytab", KEYTAB_PARAM);
    }

    String delegationTokenStr = System.getProperty(DELEGATION_TOKEN_ENABLED, null);
    boolean delegationTokenEnabled = (delegationTokenStr == null) ? false
            : Boolean.parseBoolean(delegationTokenStr);
    ZkController controller = coreContainer.getZkController();

    if (delegationTokenEnabled) {
        putParam(params, "delegation-token.token-kind", DELEGATION_TOKEN_KIND, DELEGATION_TOKEN_TYPE_DEFAULT);
        if (coreContainer.isZooKeeperAware()) {
            putParam(params, "signer.secret.provider", DELEGATION_TOKEN_SECRET_PROVIDER, "zookeeper");
            if ("zookeeper".equals(params.get("signer.secret.provider"))) {
                String zkHost = controller.getZkServerAddress();
                putParam(params, "token.validity", DELEGATION_TOKEN_VALIDITY, "36000");
                params.put("zk-dt-secret-manager.enable", "true");

                String chrootPath = zkHost.contains("/") ? zkHost.substring(zkHost.indexOf("/")) : "";
                String znodeWorkingPath = chrootPath + SecurityAwareZkACLProvider.SECURITY_ZNODE_PATH
                        + "/zkdtsm";
                // Note - Curator complains if the znodeWorkingPath starts with /
                znodeWorkingPath = znodeWorkingPath.startsWith("/") ? znodeWorkingPath.substring(1)
                        : znodeWorkingPath;
                putParam(params, "zk-dt-secret-manager.znodeWorkingPath",
                        DELEGATION_TOKEN_SECRET_MANAGER_ZNODE_WORKING_PATH, znodeWorkingPath);
                putParam(params, "signer.secret.provider.zookeeper.path",
                        DELEGATION_TOKEN_SECRET_PROVIDER_ZK_PATH, "/token");
                // ensure krb5 is setup properly before running curator
                getHttpClientBuilder(SolrHttpClientBuilder.create());
            }
        } else {
            log.info("CoreContainer is not ZooKeeperAware, not setting ZK-related delegation token properties");
        }
    }

    // Special handling for the "cookie.domain" based on whether port should be
    // appended to the domain. Useful for situations where multiple solr nodes are
    // on the same host.
    String usePortStr = System.getProperty(COOKIE_PORT_AWARE_PARAM, null);
    boolean needPortAwareCookies = (usePortStr == null) ? false : Boolean.parseBoolean(usePortStr);

    if (!needPortAwareCookies || !coreContainer.isZooKeeperAware()) {
        putParam(params, "cookie.domain", COOKIE_DOMAIN_PARAM, null);
    } else { // we need port aware cookies and we are in SolrCloud mode.
        String host = System.getProperty(COOKIE_DOMAIN_PARAM, null);
        if (host == null) {
            throw new SolrException(ErrorCode.SERVER_ERROR,
                    "Missing required parameter '" + COOKIE_DOMAIN_PARAM + "'.");
        }
        int port = controller.getHostPort();
        params.put("cookie.domain", host + ":" + port);
    }

    // check impersonator config
    for (Enumeration e = System.getProperties().propertyNames(); e.hasMoreElements();) {
        String key = e.nextElement().toString();
        if (key.startsWith(IMPERSONATOR_PREFIX)) {
            if (!delegationTokenEnabled) {
                throw new SolrException(ErrorCode.SERVER_ERROR,
                        "Impersonator configuration requires delegation tokens to be enabled: " + key);
            }
            params.put(key, System.getProperty(key));
        }
    }
    final ServletContext servletContext = new AttributeOnlyServletContext();
    if (controller != null) {
        servletContext.setAttribute(DELEGATION_TOKEN_ZK_CLIENT, controller.getZkClient());
    }
    if (delegationTokenEnabled) {
        kerberosFilter = new DelegationTokenKerberosFilter();
        // pass an attribute-enabled context in order to pass the zkClient
        // and because the filter may pass a curator instance.
    } else {
        kerberosFilter = new KerberosFilter();
    }
    log.info("Params: " + params);

    FilterConfig conf = new FilterConfig() {
        @Override
        public ServletContext getServletContext() {
            return servletContext;
        }

        @Override
        public Enumeration<String> getInitParameterNames() {
            return new IteratorEnumeration(params.keySet().iterator());
        }

        @Override
        public String getInitParameter(String param) {
            return params.get(param);
        }

        @Override
        public String getFilterName() {
            return "KerberosFilter";
        }
    };

    return conf;
}

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From source file:org.apache.velocity.tools.test.blackbox.ServletAdaptor.java

protected Object request(Object proxy, Method method, Object[] args) {
    String methodName = method.getName();

    if ("getContextPath".equals(methodName)) {
        return _contextPath;
    } else if ("getParameter".equals(methodName)) {
        Object value = _params.get(args[0]);

        if (value instanceof String) {
            return value;
        } else if (value instanceof String[]) {
            return ((String[]) value)[0];
        } else {//from   w ww .  j av a  2 s . c o  m
            throw new IllegalStateException("Parameter value must be either String or String[].");
        }
    } else if ("getParameterValues".equals(methodName)) {
        Object value = _params.get(args[0]);

        if (value instanceof String) {
            return new String[] { (String) value };
        } else if (value instanceof String[]) {
            return value;
        } else {
            throw new IllegalStateException("Parameter value must be either String or String[].");
        }
    } else if ("getParameterMap".equals(methodName)) {
        return Collections.unmodifiableMap(_params);
    } else if ("getParameterNames".equals(methodName)) {
        return new IteratorEnumeration(_params.keySet().iterator());
    } else if ("getSession".equals(methodName)) {
        return null;
    } else if ("getAttribute".equals(methodName)) {
        if (((String) args[0]).equals("XHTML")) {
            return Boolean.TRUE; // xhtml = true
        } else {
            return null;
        }
    } else if ("getScheme".equals(methodName)) {
        return "http";
    } else if ("getServerPort".equals(methodName)) {
        return new Integer(8081);
    } else if ("getServerName".equals(methodName)) {
        return "localhost";
    } else if ("getServletPath".equals(methodName)) {
        return _contextPath;
    } else if ("getPathInfo".equals(methodName)) {
        return _pathInfo;
    } else if ("getCharacterEncoding".equals(methodName)) {
        return "UTF-8";
    } else if ("getCookies".equals(methodName)) {
        // just let params double as the cookie store
        Cookie[] jar = new Cookie[_params.size()];
        int i = 0;
        for (Iterator iter = _params.keySet().iterator(); iter.hasNext(); i++) {
            Object key = iter.next();
            Object val = _params.get(key);
            if (val instanceof Cookie) {
                jar[i] = (Cookie) val;
            } else {
                String name = String.valueOf(key);
                String value = String.valueOf(val);
                jar[i] = new Cookie(name, value);
                _params.put(name, jar[i]);
            }
        }
        return jar;
    } else {
        throw new IllegalStateException("Unexpected method call: " + method);
    }
}

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From source file:org.artifactory.api.request.InternalArtifactoryRequest.java

@Override
public Enumeration getHeaders(String headerName) {
    return new IteratorEnumeration(headers.values().iterator());
}

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From source file:org.artifactory.common.wicket.model.sitemap.MenuNode.java

@Override
public Enumeration children() {
    return new IteratorEnumeration(children.iterator());
}

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From source file:org.codehaus.groovy.grails.web.pages.ext.jsp.GroovyPagesPageContext.java

@SuppressWarnings("rawtypes")
@Override/*w  w w.  ja  va 2 s  . c o  m*/
public Enumeration getAttributeNamesInScope(int scope) {
    switch (scope) {
    case PAGE_SCOPE:
        return new IteratorEnumeration(pageScope.getVariables().keySet().iterator());
    case REQUEST_SCOPE:
        return request.getAttributeNames();
    case SESSION_SCOPE:
        HttpSession httpSession = request.getSession(false);
        if (httpSession != null) {
            return httpSession.getAttributeNames();
        }
        return EMPTY_ENUMERATION;
    case APPLICATION_SCOPE:
        return servletContext.getAttributeNames();
    }
    return EMPTY_ENUMERATION;
}

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