diff options
author | Ashlee Young <ashlee@onosfw.com> | 2015-10-09 18:32:44 -0700 |
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committer | Ashlee Young <ashlee@onosfw.com> | 2015-10-09 18:32:44 -0700 |
commit | 6a07d2d622eaa06953f3353e39c080984076e8de (patch) | |
tree | bfb50a2090fce186c2cc545a400c969bf2ea702b /framework/src/onos/apps/mfwd/src/main/java/org/onosproject/mfwd/impl/McastRouteGroup.java | |
parent | e6d71622143ff9b2421a1abbe8434b954b5b1099 (diff) |
Updated master to commit id 6ee8aa3e67ce89908a8c93aa9445c6f71a18f986
Change-Id: I94b055ee2f298daf71e2ec794fd0f2495bd8081f
Diffstat (limited to 'framework/src/onos/apps/mfwd/src/main/java/org/onosproject/mfwd/impl/McastRouteGroup.java')
-rw-r--r-- | framework/src/onos/apps/mfwd/src/main/java/org/onosproject/mfwd/impl/McastRouteGroup.java | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/framework/src/onos/apps/mfwd/src/main/java/org/onosproject/mfwd/impl/McastRouteGroup.java b/framework/src/onos/apps/mfwd/src/main/java/org/onosproject/mfwd/impl/McastRouteGroup.java new file mode 100644 index 00000000..4a58e1b1 --- /dev/null +++ b/framework/src/onos/apps/mfwd/src/main/java/org/onosproject/mfwd/impl/McastRouteGroup.java @@ -0,0 +1,110 @@ +/* + * Copyright 2015 Open Networking Laboratory + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.onosproject.mfwd.impl; + +import static com.google.common.base.Preconditions.checkNotNull; +import java.util.HashMap; +import org.onlab.packet.IpPrefix; + +/** + * The McastRouteGroup extends the McastRouteBase class and serves two purposes: + * first it represents a (*, G) multicast route entry. Second it serves + * as a container for all (S, G) multicast route entries that belong + * to the same group address. + */ +public class McastRouteGroup extends McastRouteBase { + private HashMap<IpPrefix, McastRouteSource> sources; + + /** + * Class constructor. + * + * @param gaddr - String representation of group address. + */ + public McastRouteGroup(String gaddr) { + super(checkNotNull(gaddr)); + this.init(); + } + + /** + * Create a multicast group. + * + * @param gpfx - Group address + */ + public McastRouteGroup(IpPrefix gpfx) { + super(checkNotNull(gpfx)); + this.init(); + } + + /** + * Common initialization used by constructors. + */ + private void init() { + this.sources = new HashMap(); + super.isGroup = true; + } + + /** + * Find a specific multicast source address for this group. + * + * @param saddr the source address + * @return the multicast source route or null if it does not exist + */ + public McastRouteSource findSource(IpPrefix saddr) { + return this.sources.get(checkNotNull(saddr)); + } + + /** + * Return the entire set of multicast sources for this group. + * + * @return the set of multicast sources + */ + public HashMap<IpPrefix, McastRouteSource> getSources() { + return this.sources; + } + + /** + * Add a new McastRouteSource to this group. + * + * @param src the multicast source + */ + public void addSource(McastRouteSource src) { + checkNotNull(src); + this.sources.put(src.getSaddr(), src); + } + + /** + * Remove the source with this specific IpPrefix from this group entry. + * + * @param spfx IP Prefix of the source to be removed + * @return the source route that was just removed + */ + public McastRouteSource removeSource(IpPrefix spfx) { + McastRouteSource src = this.sources.remove(spfx); + src.withdrawIntent(); + return src; + } + + /** + * Remove all sources from this. + */ + public void removeSources() { + for (McastRouteSource src : this.sources.values()) { + src.withdrawIntent(); + this.sources.remove(src.getSaddr()); + } + } + +} |