Renaming DHCP* to Dhcp* to follow ONOS conventions.

Change-Id: I36cfbe5b57e342af2e436e31374f1a1f49633e78
diff --git a/apps/dhcp/src/main/java/org/onosproject/dhcp/impl/DhcpUi.java b/apps/dhcp/src/main/java/org/onosproject/dhcp/impl/DhcpUi.java
new file mode 100644
index 0000000..bb2bd2c
--- /dev/null
+++ b/apps/dhcp/src/main/java/org/onosproject/dhcp/impl/DhcpUi.java
@@ -0,0 +1,74 @@
+/*
+ * 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.dhcp.impl;
+
+import com.google.common.collect.ImmutableList;
+import org.apache.felix.scr.annotations.Activate;
+import org.apache.felix.scr.annotations.Component;
+import org.apache.felix.scr.annotations.Deactivate;
+import org.apache.felix.scr.annotations.Reference;
+import org.apache.felix.scr.annotations.ReferenceCardinality;
+import org.apache.felix.scr.annotations.Service;
+import org.onosproject.ui.UiExtension;
+import org.onosproject.ui.UiExtensionService;
+import org.onosproject.ui.UiMessageHandlerFactory;
+import org.onosproject.ui.UiView;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.util.List;
+
+import static org.onosproject.ui.UiView.Category.NETWORK;
+
+/**
+ * Mechanism to stream data to the GUI.
+ */
+@Component(immediate = true, enabled = true)
+@Service(value = DhcpUi.class)
+public class DhcpUi {
+
+    private final Logger log = LoggerFactory.getLogger(getClass());
+    private static final ClassLoader CL = DhcpUi.class.getClassLoader();
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected UiExtensionService uiExtensionService;
+
+    private final UiMessageHandlerFactory messageHandlerFactory =
+            () -> ImmutableList.of(new DhcpViewMessageHandler());
+
+    private final List<UiView> views = ImmutableList.of(
+            new UiView(NETWORK, "dhcp", "DHCP Server")
+    );
+
+    private final UiExtension uiExtension =
+            new UiExtension.Builder(CL, views)
+                    .messageHandlerFactory(messageHandlerFactory)
+                    .resourcePath("gui")
+                    .build();
+
+    @Activate
+    protected void activate() {
+        uiExtensionService.register(uiExtension);
+        log.info("Started");
+    }
+
+    @Deactivate
+    protected void deactivate() {
+        uiExtensionService.unregister(uiExtension);
+        log.info("Stopped");
+    }
+
+}
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