*/
package org.opendaylight.protocol.bgp.parser.impl.message.update;
+import com.google.common.base.Preconditions;
+
import org.opendaylight.protocol.util.NoopReferenceCache;
import org.opendaylight.protocol.util.ReferenceCache;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.AsNumber;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.CommunitiesBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.Community;
-import com.google.common.base.Preconditions;
-
/**
* Object representation of a RFC1997 Community tag. Communities are a way for the advertising entity to attach semantic
* meaning/policy to advertised objects.
*/
public final class CommunityUtil {
- /**
- * NO_EXPORT community. All routes received carrying a communities attribute containing this value MUST NOT be
- * advertised outside a BGP confederation boundary (a stand-alone autonomous system that is not part of a
- * confederation should be considered a confederation itself).
- */
- public static final Community NO_EXPORT =
- CommunityUtil.create(NoopReferenceCache.getInstance(), 0xFFFF, 0xFF01);
- /**
- * NO_ADVERTISE community. All routes received carrying a communities attribute containing this value MUST NOT be
- * advertised to other BGP peers.
- */
- public static final Community NO_ADVERTISE =
- CommunityUtil.create(NoopReferenceCache.getInstance(), 0xFFFF, 0xFF02);
- /**
- * NO_EXPORT_SUBCONFED community. All routes received carrying a communities attribute containing this value MUST
- * NOT be advertised to external BGP peers (this includes peers in other members autonomous systems inside a BGP
- * confederation).
- */
- public static final Community NO_EXPORT_SUBCONFED =
- CommunityUtil.create(NoopReferenceCache.getInstance(), 0xFFFF, 0xFF03);
+ /**
+ * NO_EXPORT community. All routes received carrying a communities attribute containing this value MUST NOT be
+ * advertised outside a BGP confederation boundary (a stand-alone autonomous system that is not part of a
+ * confederation should be considered a confederation itself).
+ */
+ public static final Community NO_EXPORT = CommunityUtil.create(NoopReferenceCache.getInstance(), 0xFFFF, 0xFF01);
+ /**
+ * NO_ADVERTISE community. All routes received carrying a communities attribute containing this value MUST NOT be
+ * advertised to other BGP peers.
+ */
+ public static final Community NO_ADVERTISE = CommunityUtil.create(NoopReferenceCache.getInstance(), 0xFFFF, 0xFF02);
+ /**
+ * NO_EXPORT_SUBCONFED community. All routes received carrying a communities attribute containing this value MUST
+ * NOT be advertised to external BGP peers (this includes peers in other members autonomous systems inside a BGP
+ * confederation).
+ */
+ public static final Community NO_EXPORT_SUBCONFED = CommunityUtil.create(NoopReferenceCache.getInstance(), 0xFFFF, 0xFF03);
- private final ReferenceCache refCache;
+ private final ReferenceCache refCache;
- public CommunityUtil(final ReferenceCache refCache) {
- this.refCache = Preconditions.checkNotNull(refCache);
- }
+ public CommunityUtil(final ReferenceCache refCache) {
+ this.refCache = Preconditions.checkNotNull(refCache);
+ }
- /**
- * Creates a new Community given AS number value and semantics using generated CommunitiesBuilder.
- *
- * @param asn long
- * @param semantics long
- * @return new Community
- */
- public Community create(final long asn, final int semantics) {
- return create(refCache, asn, semantics);
- }
+ /**
+ * Creates a new Community given AS number value and semantics using generated CommunitiesBuilder.
+ *
+ * @param asn long
+ * @param semantics long
+ * @return new Community
+ */
+ public Community create(final long asn, final int semantics) {
+ return create(refCache, asn, semantics);
+ }
- /**
- * Creates a Community from its String representation.
- *
- * @param string String representation of a community
- * @return new Community
- */
- public Community valueOf(final String string) {
- return valueOf(refCache, string);
- }
+ /**
+ * Creates a Community from its String representation.
+ *
+ * @param string String representation of a community
+ * @return new Community
+ */
+ public Community valueOf(final String string) {
+ return valueOf(refCache, string);
+ }
- /**
- * Creates a new Community given AS number value and semantics using generated CommunitiesBuilder.
- *
- * @param refCache reference cache to use
- * @param asn long
- * @param semantics long
- * @return new Community
- */
- public static Community create(final ReferenceCache refCache, final long asn, final int semantics) {
- final CommunitiesBuilder builder = new CommunitiesBuilder();
- builder.setAsNumber(refCache.getSharedReference(new AsNumber(asn)));
- builder.setSemantics(refCache.getSharedReference(semantics));
- return refCache.getSharedReference(builder.build());
- }
+ /**
+ * Creates a new Community given AS number value and semantics using generated CommunitiesBuilder.
+ *
+ * @param refCache reference cache to use
+ * @param asn long
+ * @param semantics long
+ * @return new Community
+ */
+ public static Community create(final ReferenceCache refCache, final long asn, final int semantics) {
+ final CommunitiesBuilder builder = new CommunitiesBuilder();
+ builder.setAsNumber(refCache.getSharedReference(new AsNumber(asn)));
+ builder.setSemantics(refCache.getSharedReference(semantics));
+ return refCache.getSharedReference(builder.build());
+ }
- /**
- * Creates a Community from its String representation.
- *
- * @param refCache reference cache to use
- * @param string String representation of a community
- * @return new Community
- */
- public static Community valueOf(final ReferenceCache refCache, final String string) {
- final String[] parts = string.split(":", 2);
- final CommunitiesBuilder builder = new CommunitiesBuilder();
- builder.setAsNumber(refCache.getSharedReference(new AsNumber(Long.valueOf(parts[0]))));
- builder.setSemantics(refCache.getSharedReference(Integer.valueOf(parts[1])));
- return refCache.getSharedReference(builder.build());
- }
+ /**
+ * Creates a Community from its String representation.
+ *
+ * @param refCache reference cache to use
+ * @param string String representation of a community
+ * @return new Community
+ */
+ public static Community valueOf(final ReferenceCache refCache, final String string) {
+ final String[] parts = string.split(":", 2);
+ final CommunitiesBuilder builder = new CommunitiesBuilder();
+ builder.setAsNumber(refCache.getSharedReference(new AsNumber(Long.valueOf(parts[0]))));
+ builder.setSemantics(refCache.getSharedReference(Integer.valueOf(parts[1])));
+ return refCache.getSharedReference(builder.build());
+ }
}
Code Review / bgpcep.git / blobdiff