| /* |
| * 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.net.intent; |
| |
| import org.onosproject.net.flow.FlowRule; |
| import org.onosproject.net.flow.FlowRuleBatchEntry; |
| import org.onosproject.net.flow.FlowRuleBatchOperation; |
| import org.onosproject.net.flow.FlowRuleOperations; |
| |
| import java.util.List; |
| |
| /** |
| * Abstraction of entity capable of installing intents to the environment. |
| */ |
| public interface IntentInstaller<T extends Intent> { |
| /** |
| * Installs the specified intent to the environment. |
| * |
| * @param intent intent to be installed |
| * @return flow rule operations to complete install |
| * @throws IntentException if issues are encountered while installing the intent |
| */ |
| @Deprecated |
| List<FlowRuleBatchOperation> install(T intent); |
| // FIXME |
| default FlowRuleOperations.Builder install2(T intent) { |
| FlowRuleOperations.Builder builder = FlowRuleOperations.builder(); |
| for (FlowRuleBatchOperation batch : install(intent)) { |
| for (FlowRuleBatchEntry entry : batch.getOperations()) { |
| FlowRule rule = entry.target(); |
| switch (entry.operator()) { |
| case ADD: |
| builder.add(rule); |
| break; |
| case REMOVE: |
| builder.remove(rule); |
| break; |
| case MODIFY: |
| builder.modify(rule); |
| break; |
| default: |
| break; |
| } |
| } |
| builder.newStage(); |
| } |
| return builder; |
| } |
| |
| /** |
| * Uninstalls the specified intent from the environment. |
| * |
| * @param intent intent to be uninstalled |
| * @return flow rule operations to complete uninstall |
| * @throws IntentException if issues are encountered while uninstalling the intent |
| */ |
| @Deprecated |
| List<FlowRuleBatchOperation> uninstall(T intent); |
| // FIXME |
| default FlowRuleOperations.Builder uninstall2(T intent) { |
| FlowRuleOperations.Builder builder = FlowRuleOperations.builder(); |
| for (FlowRuleBatchOperation batch : uninstall(intent)) { |
| for (FlowRuleBatchEntry entry : batch.getOperations()) { |
| FlowRule rule = entry.target(); |
| switch (entry.operator()) { |
| case ADD: |
| builder.add(rule); |
| break; |
| case REMOVE: |
| builder.remove(rule); |
| break; |
| case MODIFY: |
| builder.modify(rule); |
| break; |
| default: |
| break; |
| } |
| } |
| builder.newStage(); |
| } |
| return builder; |
| } |
| |
| /** |
| * Replaces the specified intent with a new one in the environment. |
| * |
| * @param oldIntent intent to be removed |
| * @param newIntent intent to be installed |
| * @return flow rule operations to complete the replace |
| * @throws IntentException if issues are encountered while uninstalling the intent |
| */ |
| @Deprecated |
| List<FlowRuleBatchOperation> replace(T oldIntent, T newIntent); |
| // FIXME |
| default FlowRuleOperations.Builder replace2(T oldIntent, T newIntent) { |
| FlowRuleOperations.Builder builder = FlowRuleOperations.builder(); |
| for (FlowRuleBatchOperation batch : replace(oldIntent, newIntent)) { |
| for (FlowRuleBatchEntry entry : batch.getOperations()) { |
| FlowRule rule = entry.target(); |
| switch (entry.operator()) { |
| case ADD: |
| builder.add(rule); |
| break; |
| case REMOVE: |
| builder.remove(rule); |
| break; |
| case MODIFY: |
| builder.modify(rule); |
| break; |
| default: |
| break; |
| } |
| } |
| builder.newStage(); |
| } |
| return builder; |
| } |
| |
| } |