diff options
Diffstat (limited to 'framework/src/onos/protocols/openflow/api/src/main/java/org/onosproject/openflow/controller/driver/RoleRecvStatus.java')
-rw-r--r-- | framework/src/onos/protocols/openflow/api/src/main/java/org/onosproject/openflow/controller/driver/RoleRecvStatus.java | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/framework/src/onos/protocols/openflow/api/src/main/java/org/onosproject/openflow/controller/driver/RoleRecvStatus.java b/framework/src/onos/protocols/openflow/api/src/main/java/org/onosproject/openflow/controller/driver/RoleRecvStatus.java new file mode 100644 index 00000000..88c4cc70 --- /dev/null +++ b/framework/src/onos/protocols/openflow/api/src/main/java/org/onosproject/openflow/controller/driver/RoleRecvStatus.java @@ -0,0 +1,52 @@ +/* + * Copyright 2014 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.openflow.controller.driver; + +/** + * When we remove a pending role request we use this enum to indicate how we + * arrived at the decision. When we send a role request to the switch, we + * also use this enum to indicate what we expect back from the switch, so the + * role changer can match the reply to our expectation. + */ +public enum RoleRecvStatus { + /** The switch returned an error indicating that roles are not. + * supported*/ + UNSUPPORTED, + /** The request timed out. */ + NO_REPLY, + /** The reply was old, there is a newer request pending. */ + OLD_REPLY, + /** + * The reply's role matched the role that this controller set in the + * request message - invoked either initially at startup or to reassert + * current role. + */ + MATCHED_CURRENT_ROLE, + /** + * The reply's role matched the role that this controller set in the + * request message - this is the result of a callback from the + * global registry, followed by a role request sent to the switch. + */ + MATCHED_SET_ROLE, + /** + * The reply's role was a response to the query made by this controller. + */ + REPLY_QUERY, + /** We received a role reply message from the switch + * but the expectation was unclear, or there was no expectation. + */ + OTHER_EXPECTATION, +} |