Example usage for java.util Dictionary keys

Introduction

In this page you can find the example usage for java.util Dictionary keys.

Prototype

public abstract Enumeration<K> keys();

Source Link

Document

Returns an enumeration of the keys in this dictionary.

Usage

From source file:Main.java

public static void main(String[] args) {
    Dictionary d = new Hashtable();

    // add some elements
    d.put("1", "from java2s.com");
    d.put("2", "Cocoa");
    d.put("5", "Coffee");

    // return an enumeration of the keys from this dictionary.
    for (Enumeration e = d.keys(); e.hasMoreElements();) {
        System.out.println(e.nextElement());
    }//from ww  w  .ja  v a  2 s .  co m
}

From source file:Main.java

public static final <T, K> boolean containsKey(Dictionary<T, K> collection, T key) {
    Enumeration<T> e = collection.keys();
    while (e.hasMoreElements()) {
        if (e.nextElement().equals(key)) {
            return true;
        }//from   w  w  w.j a  v  a 2s  . c o m
    }

    return false;
}

From source file:Main.java

/**
 * Returns a semicolumn separated list of keys and values in the dictionary.
 * //w w  w.java 2s  .c  o  m
 * Here is an example of returned String "key1 = value1; key2 = value2;"
 * 
 * 
 * 
 * @param dict
 *            Dictionary<Object,Object>
 * @return : String.
 */
public static String dictionaryToString(Dictionary<Object, Object> dict) {
    Enumeration<Object> keys = dict.keys();
    Object key, value;
    StringBuffer result = new StringBuffer();

    while (keys.hasMoreElements()) {
        key = keys.nextElement();
        value = dict.get(key);

        result.append(key.toString());
        result.append(" = ");
        result.append(value.toString());
        result.append("; ");
    }

    return result.toString();
}

From source file:org.apache.whirr.karaf.command.support.ConfigurationReader.java

/**
 * Builds the Configuration from Configuration Admin.
 *
 * @param pid//w w w  .  ja v a2 s .c  o m
 * @return
 */
public static PropertiesConfiguration fromConfigAdmin(ConfigurationAdmin configurationAdmin, String pid) {
    List<String> ignoredKeys = Arrays.asList("service.pid", "felix.fileinstall.filename");
    PropertiesConfiguration propertiesConfiguration = new PropertiesConfiguration();
    try {
        Configuration configuration = configurationAdmin.getConfiguration(pid);
        Dictionary properties = configuration.getProperties();
        Enumeration keys = properties.keys();
        while (keys.hasMoreElements()) {
            Object key = keys.nextElement();
            Object value = properties.get(key);
            if (!ignoredKeys.contains(key)) {
                propertiesConfiguration.addProperty(String.valueOf(key), value);
            }
        }
    } catch (IOException e) {
        System.err.println(String.format("No configuration found for pid:%s.", pid));
        return null;
    }
    return propertiesConfiguration;
}

From source file:org.eclipse.virgo.snaps.SnapsTagTests.java

private static ServiceReference<?> createServiceReference(Dictionary<?, ?> properties) {
    ServiceReference<?> serviceReference = createMock(ServiceReference.class);
    String[] keys = toArray(properties.keys());
    expect(serviceReference.getPropertyKeys()).andReturn(keys);
    for (String key : keys) {
        expect(serviceReference.getProperty(key)).andReturn(properties.get(key));
    }//from   w w w.  j  av  a 2 s  .co m
    return serviceReference;
}

From source file:com.basistech.yca.JsonNodeFlattener.java

public static JsonNode unflatten(Dictionary<String, ?> config) {
    Enumeration<String> keyEnum = config.keys();
    List<String> keys = new ArrayList<>();
    while (keyEnum.hasMoreElements()) {
        keys.add(keyEnum.nextElement());
    }//from w  w w.  j a v  a2 s  .  com
    Collections.sort(keys);
    ObjectMapper mapper = new ObjectMapper();
    ObjectNode root = mapper.createObjectNode();
    for (String key : keys) {
        Object value = config.get(key);
        addNode(root, key, value);
    }

    return root;
}

From source file:org.openhab.binding.insteonhub.internal.InsteonHubProxyFactory.java

public static Map<String, InsteonHubProxy> createInstances(Dictionary<String, ?> config) {
    Map<String, InsteonHubProxy> proxies = new HashMap<String, InsteonHubProxy>();
    // parse all configured receivers
    // ( insteonhub:<hubid>.host=10.0.0.2 )
    Enumeration<String> keys = config.keys();
    while (keys.hasMoreElements()) {
        String key = keys.nextElement();
        if (key.endsWith(CONFIG_KEY_HOST)) {
            // parse host
            String host = (String) config.get(key);
            int separatorIdx = key.indexOf('.');
            String hubId, keyPrefix;
            if (separatorIdx == -1) {
                // no prefix/hubid => one hub => use default hub ID
                hubId = InsteonHubBinding.DEFAULT_HUB_ID;
                keyPrefix = "";
            } else {
                // prefix => use it as the hub ID
                hubId = key.substring(0, separatorIdx);
                keyPrefix = hubId + ".";
            }//www. j  ava  2 s .co  m
            String portStr = (String) config.get(keyPrefix + CONFIG_KEY_PORT);
            int port = StringUtils.isBlank(portStr) ? InsteonHubSerialProxy.DEFAULT_PORT
                    : Integer.parseInt(config.get(keyPrefix + CONFIG_KEY_PORT).toString());
            // Create proxy, and add it to map
            InsteonHubProxy proxy = new InsteonHubSerialProxy(host, port);
            proxies.put(hubId, proxy);
        }
    }
    return proxies;
}

From source file:org.osgi.jmx.codec.Util.java

public static Map<String, String> getBundleHeaders(Bundle b) {
    Map<String, String> headers = new Hashtable<String, String>();
    Dictionary h = b.getHeaders();
    for (Enumeration keys = h.keys(); keys.hasMoreElements();) {
        String key = (String) keys.nextElement();
        headers.put(key, (String) h.get(key));
    }/*from  w ww. ja  v a2s . c  o m*/
    return headers;
}

From source file:Main.java

/**
 * Dictionary does not have an equals.//from w w w .j  av  a  2 s. c om
 * Please use  Map.equals()
 *
 * <p>Follows the equals contract of Java 2's Map.</p>
 *
 * @since Ant 1.5
 * @deprecated
 */
public static boolean equals(Dictionary d1, Dictionary d2) {
    if (d1 == d2) {
        return true;
    }

    if (d1 == null || d2 == null) {
        return false;
    }

    if (d1.size() != d2.size()) {
        return false;
    }

    Enumeration e1 = d1.keys();
    while (e1.hasMoreElements()) {
        Object key = e1.nextElement();
        Object value1 = d1.get(key);
        Object value2 = d2.get(key);
        if (value2 == null || !value1.equals(value2)) {
            return false;
        }
    }

    // don't need the opposite check as the Dictionaries have the
    // same size, so we've also covered all keys of d2 already.

    return true;
}

From source file:Main.java

/**
 * Dictionary does not have an equals.//from w  ww  .  j  av  a  2s  .  c om
 * Please use  Map.equals().
 *
 * <p>Follows the equals contract of Java 2's Map.</p>
 * @param d1 the first directory.
 * @param d2 the second directory.
 * @return true if the directories are equal.
 * @since Ant 1.5
 * @deprecated since 1.6.x.
 */
public static boolean equals(Dictionary<?, ?> d1, Dictionary<?, ?> d2) {
    if (d1 == d2) {
        return true;
    }

    if (d1 == null || d2 == null) {
        return false;
    }

    if (d1.size() != d2.size()) {
        return false;
    }

    Enumeration<?> e1 = d1.keys();
    while (e1.hasMoreElements()) {
        Object key = e1.nextElement();
        Object value1 = d1.get(key);
        Object value2 = d2.get(key);
        if (value2 == null || !value1.equals(value2)) {
            return false;
        }
    }

    // don't need the opposite check as the Dictionaries have the
    // same size, so we've also covered all keys of d2 already.

    return true;
}