Moving DHCP to onos branch. REST API included, GUI to be added later.

Change-Id: Id52781ba93d48ad1d56097a9ceff7613a190c48e
diff --git a/apps/onos-app-dhcp/src/main/java/org/onosproject/dhcp/impl/DHCPConfig.java b/apps/onos-app-dhcp/src/main/java/org/onosproject/dhcp/impl/DHCPConfig.java
new file mode 100644
index 0000000..cedae89
--- /dev/null
+++ b/apps/onos-app-dhcp/src/main/java/org/onosproject/dhcp/impl/DHCPConfig.java
@@ -0,0 +1,227 @@
+/*
+ * Copyright 2014 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 org.onosproject.core.ApplicationId;
+import org.onosproject.net.config.Config;
+import org.onosproject.net.config.basics.BasicElementConfig;
+
+/**
+ * DHCP Config class.
+ */
+public class DHCPConfig extends Config<ApplicationId> {
+
+    public static final String MY_IP = "ip";
+    public static final String MY_MAC = "mac";
+    public static final String SUBNET_MASK = "subnet";
+    public static final String BROADCAST_ADDRESS = "broadcast";
+    public static final String ROUTER_ADDRESS = "router";
+    public static final String DOMAIN_SERVER = "domain";
+    public static final String TTL = "ttl";
+    public static final String LEASE_TIME = "lease";
+    public static final String RENEW_TIME = "renew";
+    public static final String REBIND_TIME = "rebind";
+
+    /**
+     * Returns the dhcp server ip.
+     *
+     * @return ip address or null if not set
+     */
+    public String ip() {
+        return get(MY_IP, null);
+    }
+
+    /**
+     * Sets the dhcp server ip.
+     *
+     * @param ip new ip address; null to clear
+     * @return self
+     */
+    public BasicElementConfig ip(String ip) {
+        return (BasicElementConfig) setOrClear(MY_IP, ip);
+    }
+
+    /**
+     * Returns the dhcp server mac.
+     *
+     * @return server mac or null if not set
+     */
+    public String mac() {
+        return get(MY_MAC, null);
+    }
+
+    /**
+     * Sets the dhcp server mac.
+     *
+     * @param mac new mac address; null to clear
+     * @return self
+     */
+    public BasicElementConfig mac(String mac) {
+        return (BasicElementConfig) setOrClear(MY_MAC, mac);
+    }
+
+    /**
+     * Returns the subnet mask.
+     *
+     * @return subnet mask or null if not set
+     */
+    public String subnetMask() {
+        return get(SUBNET_MASK, null);
+    }
+
+    /**
+     * Sets the subnet mask.
+     *
+     * @param subnet new subnet mask; null to clear
+     * @return self
+     */
+    public BasicElementConfig subnetMask(String subnet) {
+        return (BasicElementConfig) setOrClear(SUBNET_MASK, subnet);
+    }
+
+    /**
+     * Returns the broadcast address.
+     *
+     * @return broadcast address or null if not set
+     */
+    public String broadcastAddress() {
+        return get(BROADCAST_ADDRESS, null);
+    }
+
+    /**
+     * Sets the broadcast address.
+     *
+     * @param broadcast new broadcast address; null to clear
+     * @return self
+     */
+    public BasicElementConfig broadcastAddress(String broadcast) {
+        return (BasicElementConfig) setOrClear(BROADCAST_ADDRESS, broadcast);
+    }
+
+    /**
+     * Returns the Time To Live for the reply packets.
+     *
+     * @return ttl or null if not set
+     */
+    public String ttl() {
+        return get(TTL, null);
+    }
+
+    /**
+     * Sets the Time To Live for the reply packets.
+     *
+     * @param ttl new ttl; null to clear
+     * @return self
+     */
+    public BasicElementConfig ttl(String ttl) {
+        return (BasicElementConfig) setOrClear(TTL, ttl);
+    }
+
+    /**
+     * Returns the Lease Time offered by the DHCP Server.
+     *
+     * @return lease time or null if not set
+     */
+    public String leaseTime() {
+        return get(LEASE_TIME, null);
+    }
+
+    /**
+     * Sets the Lease Time offered by the DHCP Server.
+     *
+     * @param lease new lease time; null to clear
+     * @return self
+     */
+    public BasicElementConfig leaseTime(String lease) {
+        return (BasicElementConfig) setOrClear(LEASE_TIME, lease);
+    }
+
+    /**
+     * Returns the Renew Time offered by the DHCP Server.
+     *
+     * @return renew time or null if not set
+     */
+    public String renewTime() {
+        return get(RENEW_TIME, null);
+    }
+
+    /**
+     * Sets the Renew Time offered by the DHCP Server.
+     *
+     * @param renew new renew time; null to clear
+     * @return self
+     */
+    public BasicElementConfig renewTime(String renew) {
+        return (BasicElementConfig) setOrClear(RENEW_TIME, renew);
+    }
+
+    /**
+     * Returns the Rebind Time offered by the DHCP Server.
+     *
+     * @return rebind time or null if not set
+     */
+    public String rebindTime() {
+        return get(REBIND_TIME, null);
+    }
+
+    /**
+     * Sets the Rebind Time offered by the DHCP Server.
+     *
+     * @param rebind new rebind time; null to clear
+     * @return self
+     */
+    public BasicElementConfig rebindTime(String rebind) {
+        return (BasicElementConfig) setOrClear(REBIND_TIME, rebind);
+    }
+
+    /**
+     * Returns the Router Address.
+     *
+     * @return router address or null if not set
+     */
+    public String routerAddress() {
+        return get(ROUTER_ADDRESS, null);
+    }
+
+    /**
+     * Sets the Router Address.
+     *
+     * @param router new router address; null to clear
+     * @return self
+     */
+    public BasicElementConfig routerAddress(String router) {
+        return (BasicElementConfig) setOrClear(ROUTER_ADDRESS, router);
+    }
+
+    /**
+     * Returns the Domain Server Address.
+     *
+     * @return domain server address or null if not set
+     */
+    public String domainServer() {
+        return get(DOMAIN_SERVER, null);
+    }
+
+    /**
+     * Sets the Domain Server Address.
+     *
+     * @param domain new domain server address; null to clear
+     * @return self
+     */
+    public BasicElementConfig domainServer(String domain) {
+        return (BasicElementConfig) setOrClear(DOMAIN_SERVER, domain);
+    }
+}