org.jboss.osgi.resolver.spi
Class AbstractBundleRequirement

java.lang.Object
  org.jboss.osgi.resolver.spi.AbstractRequirement
      org.jboss.osgi.resolver.spi.AbstractBundleRequirement

All Implemented Interfaces:

XAttachmentSupport, XAttributeSupport, XBundleRequirement, XDirectiveSupport, XElement, XRequirement, Requirement

public class AbstractBundleRequirement
extends AbstractRequirement
implements XBundleRequirement

The abstract implementation of a XBundleRequirement.

Since:

02-Jul-2010

Author:

thomas.diesler@jboss.com

Constructor Summary

protected

AbstractBundleRequirement(Resource res, Map<String,Object> atts, Map<String,String> dirs)

Method Summary

<T> T	addAttachment(Class<T> clazz, T value) Attach an arbirtary object with this element.
<T> T	getAttachment(Class<T> clazz) Get the attached object for a given key
protected Set<String>	getMandatoryAttributes()
String	getSymbolicName() The bundle symbolic name
VersionRange	getVersionRange() The bundle version range
String	getVisibility() Get the value of the visibility directive
boolean	matches(XCapability cap) Matches this requirement against the given capability.
<T> T	removeAttachment(Class<T> clazz) Remove an attached object for a given key

Methods inherited from class org.jboss.osgi.resolver.spi.AbstractRequirement

getAttribute, getAttributes, getDirective, getDirectives, getNamespace, getResource, isOptional, matchFilterValue, matchNamespaceValue, toString, validateAttributes

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.jboss.osgi.resolver.XRequirement

isOptional

Methods inherited from interface org.jboss.osgi.resolver.XAttachmentSupport

addAttachment, getAttachment, removeAttachment

Methods inherited from interface org.jboss.osgi.resolver.XAttributeSupport

getAttribute, getAttributes

Methods inherited from interface org.jboss.osgi.resolver.XDirectiveSupport

getDirective, getDirectives

Methods inherited from interface org.osgi.resource.Requirement

equals, getAttributes, getDirectives, getNamespace, getResource, hashCode

Constructor Detail

AbstractBundleRequirement

protected AbstractBundleRequirement(Resource res,
                                    Map<String,Object> atts,
                                    Map<String,String> dirs)

Method Detail

getMandatoryAttributes

protected Set<String> getMandatoryAttributes()

Overrides:

getMandatoryAttributes in class AbstractRequirement

getSymbolicName

public String getSymbolicName()

Description copied from interface: XBundleRequirement

The bundle symbolic name

Specified by:

getSymbolicName in interface XBundleRequirement

getVersionRange

public VersionRange getVersionRange()

Description copied from interface: XBundleRequirement

The bundle version range

Specified by:

getVersionRange in interface XBundleRequirement

getVisibility

public String getVisibility()

Description copied from interface: XBundleRequirement

Get the value of the visibility directive

Specified by:

getVisibility in interface XBundleRequirement

See Also:

BundleNamespace#REQUIREMENT_VISIBILITY_DIRECTIVE}

matches

public boolean matches(XCapability cap)

Description copied from interface: XRequirement

Matches this requirement against the given capability.

Specified by:

matches in interface XRequirement

Overrides:

matches in class AbstractRequirement

addAttachment

public <T> T addAttachment(Class<T> clazz,
                           T value)

Description copied from interface: XAttachmentSupport

Attach an arbirtary object with this element.

Specified by:

addAttachment in interface XAttachmentSupport

Parameters:

clazz - key for the attachment

Returns:

The previously attachment object or null

getAttachment

public <T> T getAttachment(Class<T> clazz)

Description copied from interface: XAttachmentSupport

Get the attached object for a given key

Specified by:

getAttachment in interface XAttachmentSupport

Parameters:

clazz - key for the attachment

Returns:

The attached object or null

removeAttachment

public <T> T removeAttachment(Class<T> clazz)

Description copied from interface: XAttachmentSupport

Remove an attached object for a given key

Specified by:

removeAttachment in interface XAttachmentSupport

Parameters:

clazz - key for the attachment

Returns:

The attached object or null