drivers/flowspec/src/main/java/org/onosproject/driver/flowspec/extensions/MultiExtensionSelectorInterpreter.java

/*
  * Copyright 2017-present 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.driver.flowspec.extensions;

import org.onosproject.net.behaviour.ExtensionSelectorResolver;
import org.onosproject.net.driver.AbstractHandlerBehaviour;
import org.onosproject.net.flow.criteria.ExtensionSelector;
import org.onosproject.net.flow.criteria.ExtensionSelectorType;

 /**
  * Interpreter for multi flow rule selector extensions.
  */
 public class MultiExtensionSelectorInterpreter
         extends AbstractHandlerBehaviour
         implements ExtensionSelectorResolver {

     @Override
     public ExtensionSelector getExtensionSelector(ExtensionSelectorType type) {
         if (type.equals(ExtensionSelectorType.ExtensionSelectorTypes.EXT_MATCH_FLOW_TYPE.type())) {
             return new ExtMatchExtension();
         }
         return null;
     }
 }