org.eclipse.osgi.internal.loader
Class PackageSource

java.lang.Object
  org.eclipse.osgi.internal.loader.PackageSource

All Implemented Interfaces:

KeyedElement

Direct Known Subclasses:

MultiSourcePackage, NullPackageSource, SingleSourcePackage

public abstract class PackageSource
extends Object
implements KeyedElement

Field Summary

protected String

id

Constructor Summary

PackageSource(String id)

Method Summary

boolean	compare(KeyedElement other) Compares this element with a specified element
String	getId()
Object	getKey() Returns the key for this element
int	getKeyHashCode() Returns the hash code of the key
abstract URL	getResource(String name)
abstract Enumeration<URL>	getResources(String name)
abstract SingleSourcePackage[]	getSuppliers()
boolean	hasCommonSource(PackageSource other)
boolean	isFriend(String symbolicName)
boolean	isNullSource()
abstract Collection<String>	listResources(String path, String filePattern)
abstract Class<?>	loadClass(String name)

Methods inherited from class java.lang.Object

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

Field Detail

id

protected String id

Constructor Detail

PackageSource

public PackageSource(String id)

Method Detail

getId

public String getId()

getSuppliers

public abstract SingleSourcePackage[] getSuppliers()

compare

public boolean compare(KeyedElement other)

Description copied from interface: KeyedElement

Compares this element with a specified element

Specified by:

compare in interface KeyedElement

Parameters:

other - the element to compare with

Returns:

returns true if the specified element equals this element

getKeyHashCode

public int getKeyHashCode()

Description copied from interface: KeyedElement

Returns the hash code of the key

Specified by:

getKeyHashCode in interface KeyedElement

Returns:

the hash code of the key

getKey

public Object getKey()

Description copied from interface: KeyedElement

Returns the key for this element

Specified by:

getKey in interface KeyedElement

Returns:

the key for this element

isNullSource

public boolean isNullSource()

isFriend

public boolean isFriend(String symbolicName)

loadClass

public abstract Class<?> loadClass(String name)
                            throws ClassNotFoundException

Throws:

ClassNotFoundException

getResource

public abstract URL getResource(String name)

getResources

public abstract Enumeration<URL> getResources(String name)
                                       throws IOException

Throws:

IOException

hasCommonSource

public boolean hasCommonSource(PackageSource other)

listResources

public abstract Collection<String> listResources(String path,
                                                 String filePattern)