TL1 device provider with driver for Lumentum WaveReady.

ONOS-5800 & ONOS-5801

Change-Id: Icd820285eb8db2fd92c03ebf11ce022b6a82b48a
diff --git a/protocols/tl1/ctl/src/main/java/org/onosproject/tl1/impl/DefaultTl1Device.java b/protocols/tl1/ctl/src/main/java/org/onosproject/tl1/impl/DefaultTl1Device.java
new file mode 100644
index 0000000..602d24c
--- /dev/null
+++ b/protocols/tl1/ctl/src/main/java/org/onosproject/tl1/impl/DefaultTl1Device.java
@@ -0,0 +1,132 @@
+/*
+ * Copyright 2016-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.tl1.impl;
+
+import io.netty.channel.Channel;
+import org.onlab.packet.IpAddress;
+import org.onlab.packet.TpPort;
+import org.onosproject.tl1.Tl1Device;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.util.Objects;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+import static com.google.common.base.Preconditions.checkArgument;
+import static com.google.common.base.Preconditions.checkNotNull;
+
+/**
+ * Default implementation of a TL1 device.
+ */
+public class DefaultTl1Device implements Tl1Device {
+    private final Logger log = LoggerFactory.getLogger(DefaultTl1Device.class);
+    private static final String TL1 = "tl1";
+
+    private IpAddress ip;
+    private int port;
+    private String username;
+    private String password;
+    private String tid;
+    private Channel channel;
+
+    @Override
+    public void connect(Channel channel) {
+        this.channel = channel;
+    }
+
+    @Override
+    public void disconnect() {
+        this.channel = null;
+    }
+
+    @Override
+    public boolean isConnected() {
+        return channel != null;
+    }
+
+    @Override
+    public IpAddress ip() {
+        return ip;
+    }
+
+    @Override
+    public int port() {
+        return port;
+    }
+
+    @Override
+    public String username() {
+        return username;
+    }
+
+    @Override
+    public String password() {
+        return password;
+    }
+
+    @Override
+    public Channel channel() {
+        return channel;
+    }
+
+    @Override
+    public String tid() {
+        return tid;
+    }
+
+    public DefaultTl1Device(IpAddress ip, int port, String username, String password) {
+        this.ip = checkNotNull(ip);
+        checkArgument((TpPort.MIN_PORT <= port) && (port <= TpPort.MAX_PORT));
+        this.port = port;
+        this.username = checkNotNull(username);
+        this.password = checkNotNull(password);
+        this.tid = null;
+        channel = null;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(ip, port, username, password);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj instanceof DefaultTl1Device) {
+            DefaultTl1Device that = (DefaultTl1Device) obj;
+            return Objects.equals(ip, that.ip) &&
+                    Objects.equals(port, that.port) &&
+                    Objects.equals(username, that.username) &&
+                    Objects.equals(password, that.password) &&
+                    Objects.equals(tid, that.tid) &&
+                    Objects.equals(channel, that.channel);
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(this)
+                .add("ip", ip)
+                .add("port", port)
+                .add("username", username)
+                .add("password", password)
+                .add("tid", tid == null ? "N/A" : tid)
+                .toString();
+    }
+}