DMAAP-83 Initial code import
[dmaap/dbcapi.git] / src / main / java / org / onap / dmaap / dbcapi / resources / TopicResource.java
diff --git a/src/main/java/org/onap/dmaap/dbcapi/resources/TopicResource.java b/src/main/java/org/onap/dmaap/dbcapi/resources/TopicResource.java
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+/*-
+ * ============LICENSE_START=======================================================
+ * org.onap.dmaap
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.dmaap.dbcapi.resources;
+
+import io.swagger.annotations.Api;
+import io.swagger.annotations.ApiOperation;
+import io.swagger.annotations.ApiResponse;
+import io.swagger.annotations.ApiResponses;
+
+import java.util.List;
+
+import javax.ws.rs.Consumes;
+import javax.ws.rs.DELETE;
+import javax.ws.rs.GET;
+import javax.ws.rs.POST;
+import javax.ws.rs.PUT;
+import javax.ws.rs.Path;
+import javax.ws.rs.PathParam;
+import javax.ws.rs.Produces;
+import javax.ws.rs.core.GenericEntity;
+import javax.ws.rs.core.MediaType;
+import javax.ws.rs.core.Response;
+import javax.ws.rs.core.Response.Status;
+
+import org.onap.dmaap.dbcapi.logging.BaseLoggingClass;
+import org.onap.dmaap.dbcapi.model.ApiError;
+import org.onap.dmaap.dbcapi.model.DR_Pub;
+import org.onap.dmaap.dbcapi.model.ReplicationType;
+import org.onap.dmaap.dbcapi.model.Topic;
+import org.onap.dmaap.dbcapi.service.ApiService;
+import org.onap.dmaap.dbcapi.service.TopicService;
+
+@Path("/topics")
+@Api( value= "topics", description = "Endpoint for retreiving MR Topics" )
+@Consumes(MediaType.APPLICATION_JSON)
+@Produces(MediaType.APPLICATION_JSON)
+@Authorization
+public class TopicResource extends BaseLoggingClass {
+
+       TopicService mr_topicService = new TopicService();
+               
+       @GET
+       @ApiOperation( value = "return Topic details", 
+       notes = "Returns array of  `Topic` objects.", 
+       response = Topic.class)
+       @ApiResponses( value = {
+           @ApiResponse( code = 200, message = "Success", response = DR_Pub.class),
+           @ApiResponse( code = 400, message = "Error", response = ApiError.class )
+       })
+       public Response getTopics() {
+
+               ApiService check = new ApiService();
+
+               List<Topic> allTopics = mr_topicService.getAllTopics();
+               
+               GenericEntity<List<Topic>> list = new GenericEntity<List<Topic>>(allTopics) {
+                       };
+               return check.success(list);
+               
+       }
+               
+       @POST
+       @ApiOperation( value = "return Topic details", 
+       notes = "Create  `Topic` object.", 
+       response = Topic.class)
+       @ApiResponses( value = {
+           @ApiResponse( code = 200, message = "Success", response = DR_Pub.class),
+           @ApiResponse( code = 400, message = "Error", response = ApiError.class )
+       })
+       public Response  addTopic( 
+                       Topic topic
+                       ) {
+               logger.info( "addTopic request: " + String.valueOf(topic) );
+               ApiService check = new ApiService();
+
+               try {
+                       check.required( "topicName", topic.getTopicName(), "^\\S+$" );  //no white space allowed in topicName
+                       check.required( "topicDescription", topic.getTopicDescription(), "" );
+                       check.required( "owner", topic.getOwner(), "" );
+               } catch( RequiredFieldException rfe ) {
+                       return check.error();
+               }
+               
+               //String repReq = topic.getReplicationRequest();
+               ReplicationType t = topic.getReplicationCase();
+               if ( t == null || t == ReplicationType.REPLICATION_NOT_SPECIFIED ) {
+                       topic.setReplicationCase( mr_topicService.reviewTopic(topic));
+               } 
+               
+               topic.setLastMod();
+               
+               Topic mrc =  mr_topicService.addTopic(topic, check.getErr());
+               if ( mrc != null && mrc.isStatusValid() ) {
+                       return check.success(Status.CREATED.getStatusCode(), mrc);
+               }
+               return check.error();
+       }
+       
+       @PUT
+       @ApiOperation( value = "return Topic details", 
+       notes = "Update a  `Topic` object, identified by topicId", 
+       response = Topic.class)
+       @ApiResponses( value = {
+           @ApiResponse( code = 200, message = "Success", response = DR_Pub.class),
+           @ApiResponse( code = 400, message = "Error", response = ApiError.class )
+       })
+       @Path("/{topicId}")
+       public Response updateTopic( 
+                       @PathParam("topicId") String topicId
+                       ) {
+               ApiService check = new ApiService();
+
+               check.setCode(Status.BAD_REQUEST.getStatusCode());
+               check.setMessage( "Method /PUT not supported for /topics");
+               
+               return check.error();
+       }
+               
+       @DELETE
+       @ApiOperation( value = "return Topic details", 
+       notes = "Delete a  `Topic` object, identified by topicId", 
+       response = Topic.class)
+       @ApiResponses( value = {
+           @ApiResponse( code = 204, message = "Success", response = DR_Pub.class),
+           @ApiResponse( code = 400, message = "Error", response = ApiError.class )
+       })
+       @Path("/{topicId}")
+       public Response deleteTopic( 
+                       @PathParam("topicId") String id
+                       ){
+               ApiService check = new ApiService();
+
+               try {
+                       check.required( "fqtn", id, "" );
+               } catch( RequiredFieldException rfe ) {
+                       return check.error();
+               }
+               
+               mr_topicService.removeTopic(id, check.getErr());
+               if ( check.getErr().is2xx()) {
+                       return check.success(Status.NO_CONTENT.getStatusCode(), null);
+               } 
+               return check.error();
+       }
+       
+
+       @GET
+       @ApiOperation( value = "return Topic details", 
+       notes = "Retrieve a  `Topic` object, identified by topicId", 
+       response = Topic.class)
+       @ApiResponses( value = {
+           @ApiResponse( code = 200, message = "Success", response = DR_Pub.class),
+           @ApiResponse( code = 400, message = "Error", response = ApiError.class )
+       })
+       @Path("/{topicId}")
+       public Response getTopic( 
+                       @PathParam("topicId") String id
+                       ) {
+               logger.info("Entry: /GET " + id);
+               ApiService check = new ApiService();
+
+               try {
+                       check.required( "topicName", id, "^\\S+$" );  //no white space allowed in topicName
+               } catch( RequiredFieldException rfe ) {
+                       return check.error();
+               }
+               Topic mrc =  mr_topicService.getTopic( id, check.getErr() );
+               if ( mrc == null ) {
+                       return check.error();
+               }
+               return check.success(mrc);
+               }
+}