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org.osgi.framework

public Class FrameworkUtil

extends Object
Class Inheritance
Static Imports
java.util.Objects.requireNonNull
Framework Utility class.

This class contains utility methods which access Framework functions that may be useful to bundles.

Author
$Id: 71423feb17277b685e6d5d7864907e768da8cd0b $
Since
1.3

Nested and Inner Type Summary

Modifier and TypeClass and Description
private static class
FrameworkUtil.DictionaryAsMap<K, V>

private static class
FrameworkUtil.DNChainMatching

This class contains a method to match a distinguished name (DN) chain against and DN chain pattern.

private static class
FrameworkUtil.MapAsDictionary<K, V>

Field Summary

Modifier and TypeField and Description
private static final List<FrameworkUtilHelper>
helpers

Constructor Summary

AccessConstructor and Description
private
FrameworkUtil()

FrameworkUtil objects may not be constructed.

Method Summary

Modifier and TypeMethod and Description
public static <
The type of the key.
K,
The type of the value.
V> Dictionary<K, V>

Returns:

A Dictionary object which wraps the specified map. If the specified map can be cast to a Dictionary, then the specified map is returned.
asDictionary(Map<? extends K, ? extends V>
The map to wrap.
map)

Return a Dictionary wrapper around a Map.

public static <
The type of the key.
K,
The type of the value.
V> Map<K, V>

Returns:

A Map object which wraps the specified dictionary. If the specified dictionary can be cast to a Map, then the specified dictionary is returned.
asMap(Dictionary<? extends K, ? extends V>
The dictionary to wrap.
dictionary)

Return a Map wrapper around a Dictionary.

public static Filter

Returns:

A Filter object encapsulating the filter string.
createFilter(String
The filter string.
filter)

Creates a Filter object.

public static Optional<Bundle>

Returns:

An Optional containing Bundle for the specified bundle class loader or an empty Optional if the specified class loader is not associated with a specific bundle.
getBundle(ClassLoader
A bundle class loader.
bundleClassLoader)

Return a Bundle for the specified bundle class loader.

public static Bundle

Returns:

A Bundle for the specified bundle class or null if the specified class was not defined by a bundle.
getBundle(Class<?>
A class defined by a bundle.
classFromBundle)

Return a Bundle for the specified bundle class.

public static boolean

Returns:

true If the pattern matches the DN chain; otherwise false is returned.
matchDistinguishedNameChain(String
The pattern against which to match the DN chain.
matchPattern, List<String>
The DN chain to match against the specified pattern. Each element of the chain must be of type String and use the format defined in RFC 2253.
dnChain)

Match a Distinguished Name (DN) chain against a pattern.

Inherited from java.lang.Object:
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