1 files changed, 100 insertions, 0 deletions
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/driver/DefaultDriverData.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/driver/DefaultDriverData.java
new file mode 100644
index 00000000..76d7932d
--- /dev/null
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/driver/DefaultDriverData.java
@@ -0,0 +1,100 @@
+/*
+ * 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 com.google.common.collect.ImmutableSet;
+import org.onosproject.net.DeviceId;
+import org.onosproject.net.MutableAnnotations;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Set;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+
+/**
+ * Default implementation of driver data descriptor.
+ */
+public class DefaultDriverData implements DriverData {
+
+    private final Driver driver;
+    private final DeviceId deviceId;
+    private final Map<String, String> properties;
+
+    /**
+     * Creates new driver data.
+     *
+     * @param driver   parent driver type
+     * @param deviceId device identifier
+     */
+    public DefaultDriverData(Driver driver, DeviceId deviceId) {
+        this.driver = driver;
+        this.deviceId = deviceId;
+        this.properties = new HashMap<>();
+    }
+
+    @Override
+    public Driver driver() {
+        return driver;
+    }
+
+    @Override
+    public DeviceId deviceId() {
+        return deviceId;
+    }
+
+    @Override
+    public <T extends Behaviour> T behaviour(Class<T> behaviourClass) {
+        return driver.createBehaviour(this, behaviourClass);
+    }
+
+    @Override
+    public MutableAnnotations set(String key, String value) {
+        properties.put(key, value);
+        return this;
+    }
+
+    @Override
+    public MutableAnnotations clear(String... keys) {
+        if (keys.length == 0) {
+            properties.clear();
+        } else {
+            for (String key : keys) {
+                properties.remove(key);
+            }
+        }
+        return this;
+    }
+
+    @Override
+    public Set<String> keys() {
+        return ImmutableSet.copyOf(properties.keySet());
+    }
+
+    @Override
+    public String value(String key) {
+        return properties.get(key);
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(this)
+                .add("type", driver)
+                .add("properties", properties)
+                .toString();
+    }
+
+}