[VOL-4246] Feature parity with the previous implementation

Change-Id: I3741edb3c1b88b1cf8b5e6d4ff0900132e2e5e6a
diff --git a/web/pom.xml b/web/pom.xml
index 7c64f96..6b95b8d 100644
--- a/web/pom.xml
+++ b/web/pom.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
-  ~ Copyright 2016-present Open Networking Foundation
+  ~ Copyright 2021 Open Networking Foundation
   ~
   ~ Licensed under the Apache License, Version 2.0 (the "License");
   ~ you may not use this file except in compliance with the License.
@@ -18,12 +18,10 @@
          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <parent>
-        <groupId>org.opencord</groupId>
         <artifactId>olt</artifactId>
-        <version>4.6.0-SNAPSHOT</version>
-        <relativePath>../pom.xml</relativePath>
+        <groupId>org.opencord</groupId>
+        <version>5.0.0-SNAPSHOT</version>
     </parent>
-
     <modelVersion>4.0.0</modelVersion>
     <artifactId>olt-web</artifactId>
     <packaging>bundle</packaging>
@@ -38,70 +36,19 @@
         </api.description>
         <api.package>org.opencord.olt.rest</api.package>
     </properties>
-
     <dependencies>
         <dependency>
-            <groupId>org.opencord</groupId>
-            <artifactId>olt-api</artifactId>
-            <version>${olt.api.version}</version>
-            <scope>compile</scope>
-        </dependency>
-
-        <dependency>
-            <groupId>org.opencord</groupId>
-            <artifactId>olt-impl</artifactId>
-            <version>${project.version}</version>
-            <scope>provided</scope>
-        </dependency>
-
-        <dependency>
-            <groupId>org.opencord</groupId>
-            <artifactId>sadis-api</artifactId>
-            <version>${sadis.api.version}</version>
-            <scope>provided</scope>
-        </dependency>
-
-        <dependency>
-            <groupId>org.onosproject</groupId>
-            <artifactId>onos-cli</artifactId>
-            <version>${onos.version}</version>
-            <scope>provided</scope>
-        </dependency>
-
-        <dependency>
-            <groupId>org.onosproject</groupId>
-            <artifactId>onos-api</artifactId>
-            <version>${onos.version}</version>
-            <classifier>tests</classifier>
-            <scope>test</scope>
-        </dependency>
-
-        <dependency>
-            <groupId>org.onosproject</groupId>
-            <artifactId>onos-core-serializers</artifactId>
-            <version>${onos.version}</version>
-            <scope>provided</scope>
-        </dependency>
-
-        <dependency>
-            <groupId>org.apache.karaf.shell</groupId>
-            <artifactId>org.apache.karaf.shell.console</artifactId>
-            <scope>provided</scope>
-        </dependency>
-
-        <dependency>
-            <groupId>org.apache.karaf.shell</groupId>
-            <artifactId>org.apache.karaf.shell.core</artifactId>
-            <scope>provided</scope>
-        </dependency>
-
-        <dependency>
             <groupId>javax.ws.rs</groupId>
             <artifactId>javax.ws.rs-api</artifactId>
             <scope>provided</scope>
         </dependency>
+        <dependency>
+            <groupId>org.opencord</groupId>
+            <artifactId>olt-api</artifactId>
+            <version>5.0.0-SNAPSHOT</version>
+            <scope>compile</scope>
+        </dependency>
     </dependencies>
-
     <build>
         <plugins>
             <plugin>
@@ -123,10 +70,9 @@
                             *,org.glassfish.jersey.servlet
                         </Import-Package>
                         <Web-ContextPath>${web.context}</Web-ContextPath>
-                        <Karaf-Commands>org.opencord.olt.cli</Karaf-Commands>
                     </instructions>
                 </configuration>
             </plugin>
         </plugins>
     </build>
-</project>
+</project>
\ No newline at end of file
diff --git a/web/src/main/java/org/opencord/olt/rest/OltWebResource.java b/web/src/main/java/org/opencord/olt/rest/OltWebResource.java
index 7b19b18..c512304 100644
--- a/web/src/main/java/org/opencord/olt/rest/OltWebResource.java
+++ b/web/src/main/java/org/opencord/olt/rest/OltWebResource.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-present Open Networking Foundation
+ * Copyright 2021-present Open Networking Foundation
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -21,12 +21,11 @@
 import org.onosproject.net.PortNumber;
 import org.onosproject.rest.AbstractWebResource;
 import org.opencord.olt.AccessDeviceService;
-import org.opencord.olt.AccessSubscriberId;
 import org.slf4j.Logger;
 
-import java.util.Optional;
 import javax.ws.rs.Consumes;
 import javax.ws.rs.DELETE;
+import javax.ws.rs.GET;
 import javax.ws.rs.POST;
 import javax.ws.rs.Path;
 import javax.ws.rs.PathParam;
@@ -34,6 +33,8 @@
 import javax.ws.rs.core.MediaType;
 import javax.ws.rs.core.Response;
 
+import java.util.Optional;
+
 import static javax.ws.rs.core.Response.Status.INTERNAL_SERVER_ERROR;
 import static org.slf4j.LoggerFactory.getLogger;
 
@@ -43,10 +44,15 @@
 
 @Path("oltapp")
 public class OltWebResource extends AbstractWebResource {
-
     private final Logger log = getLogger(getClass());
 
 
+    @GET
+    @Produces(MediaType.APPLICATION_JSON)
+    @Path("status")
+    public Response status() {
+        return Response.ok().build();
+    }
     /**
      * Provision a subscriber.
      *
@@ -64,6 +70,7 @@
         DeviceId deviceId = DeviceId.deviceId(device);
         PortNumber portNumber = PortNumber.portNumber(port);
         ConnectPoint connectPoint = new ConnectPoint(deviceId, portNumber);
+
         try {
             service.provisionSubscriber(connectPoint);
         } catch (Exception e) {
@@ -113,7 +120,39 @@
 
         Optional<VlanId> emptyVlan = Optional.empty();
         Optional<Integer> emptyTpId = Optional.empty();
-        if (service.provisionSubscriber(new AccessSubscriberId(portName), emptyVlan, emptyVlan, emptyTpId)) {
+        // Check if we can find the connect point to which this subscriber is connected
+        ConnectPoint cp = service.findSubscriberConnectPoint(portName);
+        if (cp == null) {
+            log.warn("ConnectPoint not found for {}", portName);
+            return Response.status(INTERNAL_SERVER_ERROR)
+                    .entity("ConnectPoint not found for " + portName).build();
+        }
+        if (service.provisionSubscriber(cp)) {
+            return ok("").build();
+        }
+        return Response.noContent().build();
+    }
+
+    /**
+     * Removes services for a subscriber.
+     *
+     * @param portName Name of the port on which the subscriber is connected
+     * @return 200 OK or 204 NO CONTENT
+     */
+    @DELETE
+    @Produces(MediaType.APPLICATION_JSON)
+    @Path("services/{portName}")
+    public Response deleteServices(
+            @PathParam("portName") String portName) {
+        AccessDeviceService service = get(AccessDeviceService.class);
+
+        ConnectPoint cp = service.findSubscriberConnectPoint(portName);
+        if (cp == null) {
+            log.warn("ConnectPoint not found for {}", portName);
+            return Response.status(INTERNAL_SERVER_ERROR)
+                    .entity("ConnectPoint not found for " + portName).build();
+        }
+        if (service.removeSubscriber(cp)) {
             return ok("").build();
         }
         return Response.noContent().build();
@@ -141,30 +180,16 @@
         VlanId cTag = VlanId.vlanId(cTagVal);
         VlanId sTag = VlanId.vlanId(sTagVal);
         Integer tpId = Integer.valueOf(tpIdVal);
-
-        if (service.provisionSubscriber(new AccessSubscriberId(portName), Optional.of(sTag),
-                Optional.of(cTag), Optional.of(tpId))) {
-            return ok("").build();
+        // TODO this is not optimal, because we call device service 2 times here and
+        // 2 times in the provisionSubscriber call, optimize byu having 2 more methods
+        // in the OltService that allow provisioning with portName.
+        ConnectPoint cp = service.findSubscriberConnectPoint(portName);
+        if (cp == null) {
+            log.warn("ConnectPoint not found for {}", portName);
+            return Response.status(INTERNAL_SERVER_ERROR)
+                    .entity("ConnectPoint not found for " + portName).build();
         }
-        return Response.noContent().build();
-    }
-
-    /**
-     * Removes services for a subscriber.
-     *
-     * @param portName Name of the port on which the subscriber is connected
-     * @return 200 OK or 204 NO CONTENT
-     */
-    @DELETE
-    @Produces(MediaType.APPLICATION_JSON)
-    @Path("services/{portName}")
-    public Response deleteServices(
-            @PathParam("portName") String portName) {
-        AccessDeviceService service = get(AccessDeviceService.class);
-
-        Optional<VlanId> emptyVlan = Optional.empty();
-        Optional<Integer> emptyTpId = Optional.empty();
-        if (service.removeSubscriber(new AccessSubscriberId(portName), emptyVlan, emptyVlan, emptyTpId)) {
+        if (service.provisionSubscriber(cp, cTag, sTag, tpId)) {
             return ok("").build();
         }
         return Response.noContent().build();
@@ -192,12 +217,18 @@
         VlanId cTag = VlanId.vlanId(cTagVal);
         VlanId sTag = VlanId.vlanId(sTagVal);
         Integer tpId = Integer.valueOf(tpIdVal);
-
-        if (service.removeSubscriber(new AccessSubscriberId(portName), Optional.of(sTag),
-                Optional.of(cTag), Optional.of(tpId))) {
+        // TODO this is not optimal, because we call device service 2 times here and
+        // 2 times in the provisionSubscriber call, optimize byu having 2 more methods
+        // in the OltService that allow provisioning with portName.
+        ConnectPoint cp = service.findSubscriberConnectPoint(portName);
+        if (cp == null) {
+            log.warn("ConnectPoint not found for {}", portName);
+            return Response.status(INTERNAL_SERVER_ERROR)
+                    .entity("ConnectPoint not found for " + portName).build();
+        }
+        if (service.removeSubscriber(cp, cTag, sTag, tpId)) {
             return ok("").build();
         }
         return Response.noContent().build();
     }
-
 }