diff options
Diffstat (limited to 'framework/src/onos/core/api/src/main/java/org/onosproject/net/driver/AbstractBehaviour.java')
-rw-r--r-- | framework/src/onos/core/api/src/main/java/org/onosproject/net/driver/AbstractBehaviour.java | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/driver/AbstractBehaviour.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/driver/AbstractBehaviour.java new file mode 100644 index 00000000..784e6c55 --- /dev/null +++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/driver/AbstractBehaviour.java @@ -0,0 +1,37 @@ +/* + * 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.net.driver; + +import static com.google.common.base.Preconditions.checkState; + +/** + * Base implementation of device driver behaviour. + */ +public class AbstractBehaviour implements Behaviour { + + private DriverData data; + + @Override + public DriverData data() { + return data; + } + + @Override + public void setData(DriverData data) { + checkState(this.data == null, "Driver data already set"); + this.data = data; + } +} |