org.apache.directory.api.util

Class OsgiUtils

java.lang.Object

org.apache.directory.api.util.OsgiUtils

public final class OsgiUtils
extends Object

Utilities for OSGi environments and embedding OSGi containers.

Author:

Apache Directory Project

Field Summary

Fields

Modifier and Type	Field and Description
private static org.slf4j.Logger	LOG A logger

Constructor Summary

Constructors

Modifier	Constructor and Description
private	OsgiUtils()

Method Summary

Modifier and Type	Method and Description
static Set<String>	getAllBundleExports(FileFilter filter, Set<String> pkgs) All the packages that are exported from all bundles found on the system classpath.
static String	getBundleExports(File bundle) Gets the attribute value for the Export-Bundle OSGi Manifest Attribute.
static Set<File>	getClasspathCandidates(FileFilter filter) Get the files that fits a given filter
static Set<String>	splitIntoPackages(String exports, Set<String> pkgs) Splits a Package-Export OSGi Manifest Attribute value into packages while stripping away the key/value properties.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

LOG

private static final org.slf4j.Logger LOG

A logger

Constructor Detail

OsgiUtils

private OsgiUtils()

Method Detail

getAllBundleExports

public static Set<String> getAllBundleExports(FileFilter filter,
                                              Set<String> pkgs)

All the packages that are exported from all bundles found on the system classpath. The provided filter if not null is used to prune classpath elements. Any uses terms found are stripped from the bundles.

Parameters:

filter - The filter to use on the files

pkgs - The set of packages to use

Returns:

All the exported packages of all bundles on the classpath.

splitIntoPackages

public static Set<String> splitIntoPackages(String exports,
                                            Set<String> pkgs)

Splits a Package-Export OSGi Manifest Attribute value into packages while stripping away the key/value properties.

Parameters:

exports - The Package-Export OSGi Manifest Attribute value.

pkgs - The set that will contain the found packages.

Returns:

The set of exported packages without properties.

getClasspathCandidates

public static Set<File> getClasspathCandidates(FileFilter filter)

Get the files that fits a given filter

Parameters:

filter - The filter in use

Returns:

The set of Files that match the filter

getBundleExports

public static String getBundleExports(File bundle)

Gets the attribute value for the Export-Bundle OSGi Manifest Attribute.

Parameters:

bundle - The absolute path to a file bundle.

Returns:

The value as it appears in the Manifest, as a comma delimited list of packages with possible "uses" phrases appended to each package or null if the attribute does not exist.