下面列出了java.util.Dictionary#size ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。
/**
* Create a case insensitive map from the specified dictionary.
*
* @param dictionary
* @throws IllegalArgumentException If {@code dictionary} contains case
* variants of the same key name.
*/
CaseInsensitiveMap(Dictionary<String, ?> dictionary) {
if (dictionary == null) {
this.dictionary = null;
this.keys = new String[0];
return;
}
this.dictionary = dictionary;
List<String> keyList = new ArrayList<String>(dictionary.size());
for (Enumeration<?> e = dictionary.keys(); e.hasMoreElements();) {
Object k = e.nextElement();
if (k instanceof String) {
String key = (String) k;
for (String i : keyList) {
if (key.equalsIgnoreCase(i)) {
throw new IllegalArgumentException();
}
}
keyList.add(key);
}
}
this.keys = keyList.toArray(new String[0]);
}
/**
* Create an EventProperties from the specified dictionary.
*
* <p>
* The specified properties will be copied into this EventProperties.
* Properties whose key is not of type {@code String} will be ignored. A
* property with the key "event.topics" will be ignored.
*
* @param properties The properties to use for this EventProperties object
* (may be {@code null}).
*/
EventProperties(Dictionary<String, ?> properties) {
int size = (properties == null) ? 0 : properties.size();
Map<String, Object> p = new HashMap<String, Object>(size);
if (size > 0) {
for (Enumeration<?> e = properties.keys(); e.hasMoreElements();) {
Object key = e.nextElement();
if ((key instanceof String) && !EVENT_TOPIC.equals(key)) {
Object value = properties.get(key);
p.put((String) key, value);
}
}
}
// safely publish the map
this.properties = Collections.unmodifiableMap(p);
}
/**
* Create a case insensitive map from the specified dictionary.
*
* @param dictionary
* @throws IllegalArgumentException If {@code dictionary} contains case
* variants of the same key name.
*/
CaseInsensitiveMap(Dictionary<String, ?> dictionary) {
if (dictionary == null) {
this.dictionary = null;
this.keys = new String[0];
return;
}
this.dictionary = dictionary;
List<String> keyList = new ArrayList<String>(dictionary.size());
for (Enumeration<?> e = dictionary.keys(); e.hasMoreElements();) {
Object k = e.nextElement();
if (k instanceof String) {
String key = (String) k;
for (String i : keyList) {
if (key.equalsIgnoreCase(i)) {
throw new IllegalArgumentException();
}
}
keyList.add(key);
}
}
this.keys = keyList.toArray(new String[keyList.size()]);
}
/**
* Create an EventProperties from the specified dictionary.
*
* <p>
* The specified properties will be copied into this EventProperties.
* Properties whose key is not of type {@code String} will be ignored. A
* property with the key "event.topics" will be ignored.
*
* @param properties The properties to use for this EventProperties object
* (may be {@code null}).
*/
EventProperties(Dictionary<String, ?> properties) {
int size = (properties == null) ? 0 : properties.size();
Map<String, Object> p = new HashMap<String, Object>(size);
if (size > 0) {
for (Enumeration<?> e = properties.keys(); e.hasMoreElements();) {
Object key = e.nextElement();
if ((key instanceof String) && !EVENT_TOPIC.equals(key)) {
Object value = properties.get(key);
p.put((String) key, value);
}
}
}
// safely publish the map
this.properties = Collections.unmodifiableMap(p);
}
private void printDictionary(PrintWriter out,
Dictionary<String, Object> d,
boolean printTypes)
{
final String[] keyNames = new String[d.size()];
int i = 0;
for (final Enumeration<String> keys = d.keys(); keys.hasMoreElements();) {
keyNames[i++] = keys.nextElement();
}
Sort.sortStringArray(keyNames);
for (i = 0; i < keyNames.length; i++) {
out.print(" ");
out.print(keyNames[i]);
final Object value = d.get(keyNames[i]);
if (printTypes) {
out.print(":");
printValueType(out, value);
}
out.print("= ");
printValue(out, value);
out.println();
}
}
/**
* Create a case insensitive map from the specified dictionary.
*
* @param dictionary
* @throws IllegalArgumentException If {@code dictionary} contains case
* variants of the same key name.
*/
CaseInsensitiveMap(Dictionary<String, ?> dictionary) {
if (dictionary == null) {
this.dictionary = null;
this.keys = new String[0];
return;
}
this.dictionary = dictionary;
List<String> keyList = new ArrayList<String>(dictionary.size());
for (Enumeration<?> e = dictionary.keys(); e.hasMoreElements();) {
Object k = e.nextElement();
if (k instanceof String) {
String key = (String) k;
for (String i : keyList) {
if (key.equalsIgnoreCase(i)) {
throw new IllegalArgumentException();
}
}
keyList.add(key);
}
}
this.keys = keyList.toArray(new String[keyList.size()]);
}
void savePropertyDefault(TransactionController tc, String key, Serializable value)
throws StandardException
{
if (saveServiceProperty(key,value)) return;
Dictionary defaults = (Dictionary)readProperty(tc,AccessFactoryGlobals.DEFAULT_PROPERTY_NAME);
if (defaults == null) defaults = new FormatableHashtable();
if (value==null)
defaults.remove(key);
else
defaults.put(key,value);
if (defaults.size() == 0) defaults = null;
saveProperty(tc,AccessFactoryGlobals.DEFAULT_PROPERTY_NAME,(Serializable)defaults);
}
protected Map<String, String> mapFromDict(
final Dictionary<String, String> headers) {
final HashMap<String, String> map = new HashMap<String, String>(
headers.size());
final Enumeration<String> keyE = headers.keys();
while (keyE.hasMoreElements()) {
final String key = keyE.nextElement();
map.put(key, headers.get(key));
}
return map;
}
private @Nullable Configuration toConfiguration(Dictionary<String, Object> dictionary) {
if (dictionary == null) {
return null;
}
Map<String, Object> properties = new HashMap<>(dictionary.size());
Enumeration<String> keys = dictionary.keys();
while (keys.hasMoreElements()) {
String key = keys.nextElement();
if (!Constants.SERVICE_PID.equals(key)) {
properties.put(key, dictionary.get(key));
}
}
return new Configuration(properties);
}
@Override
public Cookie[] getCookies()
{
Dictionary<String, Cloneable> d;
if (cookies == null && !(d = base.getCookies()).isEmpty()) {
cookies = new Cookie[d.size()];
final Enumeration<Cloneable> e = d.elements();
for (int i = 0; i < cookies.length; i++) {
cookies[i] = (Cookie) e.nextElement();
}
}
return cookies;
}
PropertiesDictionary(@SuppressWarnings("rawtypes") Dictionary in,
String[] classes, Long sid, Long bid, String scope)
{
final int max_size = (in != null ? in.size() : 0) + size;
keys = new String[max_size];
values = new Object[max_size];
keys[ocIndex] = Constants.OBJECTCLASS;
values[ocIndex] = classes;
keys[sidIndex] = Constants.SERVICE_ID;
values[sidIndex] = sid != null ? sid : new Long(nextServiceID++);
keys[sbidIndex] = Constants.SERVICE_BUNDLEID;
values[sbidIndex] = bid;
keys[ssIndex] = Constants.SERVICE_SCOPE;
values[ssIndex] = scope;
if (in != null) {
try {
for (@SuppressWarnings("rawtypes")
final Enumeration e = in.keys(); e.hasMoreElements();) {
final String key = (String) e.nextElement();
if (!key.equalsIgnoreCase(Constants.OBJECTCLASS) &&
!key.equalsIgnoreCase(Constants.SERVICE_ID) &&
!key.equalsIgnoreCase(Constants.SERVICE_BUNDLEID) &&
!key.equalsIgnoreCase(Constants.SERVICE_SCOPE)) {
for (int i = size - 1; i >= 0; i--) {
if (key.equalsIgnoreCase(keys[i])) {
throw new IllegalArgumentException(
"Several entries for property: "
+ key);
}
}
keys[size] = key;
values[size++] = in.get(key);
}
}
} catch (final ClassCastException ignore) {
throw new IllegalArgumentException(
"Properties contains key that is not of type java.lang.String");
}
}
}
void savePropertyDefault(TransactionController tc, String key, Serializable value)
throws StandardException
{
if (saveServiceProperty(key,value)) return;
Dictionary defaults = (Dictionary)readProperty(tc,AccessFactoryGlobals.DEFAULT_PROPERTY_NAME);
if (defaults == null) defaults = new FormatableHashtable();
if (value==null)
defaults.remove(key);
else
defaults.put(key,value);
if (defaults.size() == 0) defaults = null;
saveProperty(tc,AccessFactoryGlobals.DEFAULT_PROPERTY_NAME,(Serializable)defaults);
}
public static Hashtable<String, Object> copy ( final Dictionary<String, ?> properties )
{
final Hashtable<String, Object> newProps = new Hashtable<> ( properties.size () );
final Enumeration<String> en = properties.keys ();
while ( en.hasMoreElements () )
{
final String key = en.nextElement ();
newProps.put ( key, properties.get ( key ) );
}
return newProps;
}
ServiceReferenceImpl(Bundle bundle, Object obj, Dictionary<String, ?> dictionary, String[] strArr) {
this.useCounters = new HashMap(0);
this.cachedServices = null;
if (obj instanceof ServiceFactory) {
this.isServiceFactory = true;
} else {
this.isServiceFactory = false;
checkService(obj, strArr);
}
this.bundle = bundle;
this.service = obj;
this.properties = dictionary == null ? new Hashtable() : new Hashtable(dictionary.size());
if (dictionary != null) {
Enumeration keys = dictionary.keys();
while (keys.hasMoreElements()) {
String str = (String) keys.nextElement();
this.properties.put(str, dictionary.get(str));
}
}
this.properties.put(Constants.OBJECTCLASS, strArr);
Dictionary dictionary2 = this.properties;
String str2 = Constants.SERVICE_ID;
long j = nextServiceID + 1;
nextServiceID = j;
dictionary2.put(str2, Long.valueOf(j));
Integer num = dictionary == null ? null : (Integer) dictionary.get(Constants.SERVICE_RANKING);
this.properties.put(Constants.SERVICE_RANKING, Integer.valueOf(num == null ? 0 : num.intValue()));
this.registration = new ServiceRegistrationImpl();
}
private Configuration toConfiguration(Dictionary<String, Object> dictionary) {
if (dictionary == null) {
return null;
}
Map<String, Object> properties = new HashMap<>(dictionary.size());
Enumeration<String> keys = dictionary.keys();
while (keys.hasMoreElements()) {
String key = keys.nextElement();
if (!key.equals(Constants.SERVICE_PID)) {
properties.put(key, dictionary.get(key));
}
}
return new Configuration(properties);
}
/**
* It happends that the factory get called with properties that only contain
* service.pid and service.factoryPid. If that happens we don't want to create
* an engine.
*
* @param properties
* @return
*/
@SuppressWarnings("unchecked")
private boolean hasPropertiesConfiguration(Dictionary properties) {
HashMap<Object, Object> mapProperties = new HashMap<Object, Object>(properties.size());
for (Object key : Collections.list(properties.keys())) {
mapProperties.put(key, properties.get(key));
}
mapProperties.remove(Constants.SERVICE_PID);
mapProperties.remove("service.factoryPid");
return !mapProperties.isEmpty();
}
/**
* {@inheritDoc}
*/
@Override
public void updated(Dictionary<String, ?> properties) throws ConfigurationException {
// no mandatory binding properties - so fine to get nothing here
if (properties == null || properties.size() == 0) {
return;
}
float homeLat = Float.parseFloat(getOptionalProperty(properties, "home.lat", "0"));
float homeLon = Float.parseFloat(getOptionalProperty(properties, "home.lon", "0"));
if (homeLat == 0 || homeLon == 0) {
homeLocation = null;
geoFence = 0;
logger.debug(
"Mqttitude binding configuration updated, no 'home' location specified. All item bindings must be configured with a <region>.");
} else {
homeLocation = new Location(homeLat, homeLon);
geoFence = Float.parseFloat(getOptionalProperty(properties, "geofence", "100"));
logger.debug(
"Mqttitude binding configuration updated, 'home' location specified ({}) with a geofence of {}m.",
homeLocation.toString(), geoFence);
}
// need to re-register all the consumers/topics if the home location has changed
unregisterAll();
registerAll();
}
/**
* create a new service reference implementation instance.
*
* @param bundle
* the bundle.
* @param service
* the service object.
* @param props
* the service properties.
* @param clazzes
* the interface classes that the service is registered under.
* @throws ClassNotFoundException
*/
ServiceReferenceImpl(final Concierge framework, final Bundle bundle,
final S service, final Dictionary<String, ?> props,
final String[] clazzes) {
String scope = "singleton";
if (service instanceof PrototypeServiceFactory) {
isServiceFactory = true;
isPrototype = true;
scope = "prototype";
} else if(service instanceof ServiceFactory) {
isServiceFactory = true;
isPrototype = false;
scope = "bundle";
} else {
isServiceFactory = false;
isPrototype = false;
checkService(service, clazzes);
}
this.framework = framework;
this.bundle = bundle;
this.service = service;
this.properties = new HashMap<String, Object>(props == null ? 5
: props.size() + 5);
if (props != null) {
for (final Enumeration<String> keys = props.keys(); keys
.hasMoreElements();) {
final String key = keys.nextElement();
properties.put(key, props.get(key));
}
}
properties.put(Constants.OBJECTCLASS, clazzes);
properties.put(Constants.SERVICE_BUNDLEID, bundle.getBundleId());
properties.put(Constants.SERVICE_ID, new Long(++nextServiceID));
final Integer ranking = props == null ? null : (Integer) props
.get(Constants.SERVICE_RANKING);
properties.put(Constants.SERVICE_RANKING,
ranking == null ? new Integer(0) : ranking);
properties.put(Constants.SERVICE_SCOPE, scope);
this.registration = new ServiceRegistrationImpl();
}
static private boolean sizeIsNotEqual(Dictionary<?, ?> first,
Dictionary<?, ?> second)
{
return first.size() != second.size();
}
public List getPropertyNames(Object instance)
{
if (instance == null)
return null;
List propertyNames = null;
List excludes = null;
if (descriptor != null)
{
excludes = descriptor.getExcludesForInstance(instance);
if (excludes == null)
excludes = descriptor.getExcludes();
}
// Add all Dictionary keys as properties
if (instance instanceof Dictionary)
{
Dictionary dictionary = (Dictionary)instance;
propertyNames = new ArrayList(dictionary.size());
Enumeration keys = dictionary.keys();
while (keys.hasMoreElements())
{
Object key = keys.nextElement();
if (key != null)
{
if (excludes != null && excludes.contains(key))
continue;
propertyNames.add(key.toString());
}
}
}
// Then, check for bean properties
List beanProperties = super.getPropertyNames(instance);
if (propertyNames == null)
{
propertyNames = beanProperties;
}
else
{
propertyNames.addAll(beanProperties);
}
return propertyNames;
}