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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.ArrayList;
import java.util.Iterator;
import java.util.List;
import jakarta.ws.rs.Consumes;
import jakarta.ws.rs.DELETE;
import jakarta.ws.rs.GET;
import jakarta.ws.rs.POST;
import jakarta.ws.rs.PUT;
import jakarta.ws.rs.Path;
import jakarta.ws.rs.PathParam;
import jakarta.ws.rs.Produces;
import jakarta.ws.rs.core.GenericEntity;
import jakarta.ws.rs.core.MediaType;
import jakarta.ws.rs.core.Response;
import jakarta.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.Feed;
import org.onap.dmaap.dbcapi.service.DR_PubService;
import org.onap.dmaap.dbcapi.service.FeedService;
@Path("/dr_pubs")
@Api( value= "dr_pubs", description = "Endpoint for a Data Router client that implements a Publisher" )
@Consumes(MediaType.APPLICATION_JSON)
@Produces(MediaType.APPLICATION_JSON)
@Authorization
public class DR_PubResource extends BaseLoggingClass {
private DR_PubService dr_pubService = new DR_PubService();
private ResponseBuilder responseBuilder = new ResponseBuilder();
private RequiredChecker checker = new RequiredChecker();
@GET
@ApiOperation( value = "return DR_Pub details",
notes = "Returns array of `DR_Pub` objects. Add filter for feedId.",
response = DR_Pub.class)
@ApiResponses( value = {
@ApiResponse( code = 200, message = "Success", response = DR_Pub.class),
@ApiResponse( code = 400, message = "Error", response = ApiError.class )
})
public Response getDr_Pubs() {
logger.info( "Entry: GET /dr_pubs");
List<DR_Pub> pubs = dr_pubService.getAllDr_Pubs();
GenericEntity<List<DR_Pub>> list = new GenericEntity<List<DR_Pub>>(pubs) {
};
return responseBuilder.success(list);
}
@POST
@ApiOperation( value = "return DR_Pub details",
notes = "create a DR Publisher in the specified environment.",
response = DR_Pub.class)
@ApiResponses( value = {
@ApiResponse( code = 200, message = "Success", response = DR_Pub.class),
@ApiResponse( code = 400, message = "Error", response = ApiError.class )
})
public Response addDr_Pub(DR_Pub pub) {
ApiError apiError = new ApiError();
FeedService feeds = new FeedService();
Feed fnew = null;
logger.info( "Entry: POST /dr_pubs");
try {
checker.required( "feedId", pub.getFeedId());
} catch ( RequiredFieldException rfe ) {
try {
checker.required( "feedName", pub.getFeedName());
}catch ( RequiredFieldException rfe2 ) {
logger.debug( rfe2.getApiError().toString() );
return responseBuilder.error(rfe2.getApiError());
}
// if we found a FeedName instead of a FeedId then try to look it up.
List<Feed> nfeeds = feeds.getAllFeeds( pub.getFeedName(), pub.getFeedVersion(), "equals");
if ( nfeeds.isEmpty() ) {
apiError.setCode(Status.NOT_FOUND.getStatusCode());
apiError.setFields("feedName");
return responseBuilder.error(apiError);
}
fnew = nfeeds.get(0);
}
try {
checker.required( "dcaeLocationName", pub.getDcaeLocationName());
} catch ( RequiredFieldException rfe ) {
logger.debug( rfe.getApiError().toString() );
return responseBuilder.error(rfe.getApiError());
}
// we may have fnew already if located by FeedName
if ( fnew == null ) {
fnew = feeds.getFeed(pub.getFeedId(), apiError);
}
if ( fnew == null ) {
logger.info( "Specified feed " + pub.getFeedId() + " or " + pub.getFeedName() + " not known to Bus Controller");
return responseBuilder.error(apiError);
}
ArrayList<DR_Pub> pubs = fnew.getPubs();
logger.info( "num existing pubs before = " + pubs.size() );
logger.info( "update feed");
pub.setNextPubId();
if ( pub.getUsername() == null ) {
pub.setRandomUserName();
}
if ( pub.getUserpwd() == null ) {
pub.setRandomPassword();
}
pubs.add( pub );
fnew.setPubs(pubs);
fnew = feeds.updateFeed(fnew, apiError);
if (!apiError.is2xx()) {
return responseBuilder.error(apiError);
}
pubs = fnew.getPubs();
logger.info( "num existing pubs after = " + pubs.size() );
DR_Pub pnew = dr_pubService.getDr_Pub(pub.getPubId(), apiError);
return responseBuilder.success(Status.CREATED.getStatusCode(), pnew);
}
@PUT
@ApiOperation( value = "return DR_Pub details",
notes = "update a DR Publisher in the specified environment. Update a `DR_Pub` object by pubId",
response = DR_Pub.class)
@ApiResponses( value = {
@ApiResponse( code = 200, message = "Success", response = DR_Pub.class),
@ApiResponse( code = 400, message = "Error", response = ApiError.class )
})
@Path("/{pubId}")
public Response updateDr_Pub(@PathParam("pubId") String name, DR_Pub pub) {
logger.info( "Entry: PUT /dr_pubs");
pub.setPubId(name);
DR_Pub res = dr_pubService.updateDr_Pub(pub);
return responseBuilder.success(res);
}
@DELETE
@ApiOperation( value = "return DR_Pub details",
notes = "delete a DR Publisher in the specified environment. Delete a `DR_Pub` object by pubId",
response = DR_Pub.class)
@ApiResponses( value = {
@ApiResponse( code = 204, message = "Success", response = DR_Pub.class),
@ApiResponse( code = 400, message = "Error", response = ApiError.class )
})
@Path("/{pubId}")
public Response deleteDr_Pub(@PathParam("pubId") String id){
ApiError apiError = new ApiError();
try {
checker.required( "pubId", id);
} catch ( RequiredFieldException rfe ) {
return responseBuilder.error(rfe.getApiError());
}
DR_Pub pub = dr_pubService.getDr_Pub(id, apiError);
if ( !apiError.is2xx()) {
return responseBuilder.error(apiError);
}
FeedService feeds = new FeedService();
Feed fnew = feeds.getFeed(pub.getFeedId(), apiError);
if ( fnew == null ) {
logger.info( "Specified feed " + pub.getFeedId() + " not known to Bus Controller");
return responseBuilder.error(apiError);
}
ArrayList<DR_Pub> pubs = fnew.getPubs();
if ( pubs.size() == 1 ) {
apiError.setCode(Status.BAD_REQUEST.getStatusCode());
apiError.setMessage( "Can't delete the last publisher of a feed");
return responseBuilder.error(apiError);
}
for( Iterator<DR_Pub> i = pubs.iterator(); i.hasNext(); ) {
DR_Pub listItem = i.next();
if ( listItem.getPubId().equals(id)) {
i.remove();
}
}
fnew.setPubs(pubs);
fnew = feeds.updateFeed(fnew,apiError);
if (!apiError.is2xx()) {
return responseBuilder.error(apiError);
}
dr_pubService.removeDr_Pub(id, apiError);
if (!apiError.is2xx()) {
return responseBuilder.error(apiError);
}
return responseBuilder.success(Status.NO_CONTENT.getStatusCode(), null);
}
@GET
@ApiOperation( value = "return DR_Pub details",
notes = "returns a DR Publisher in the specified environment. Gets a `DR_Pub` object by pubId",
response = DR_Pub.class)
@ApiResponses( value = {
@ApiResponse( code = 200, message = "Success", response = DR_Pub.class),
@ApiResponse( code = 400, message = "Error", response = ApiError.class )
})
@Path("/{pubId}")
public Response get(@PathParam("pubId") String id) {
ApiError apiError = new ApiError();
try {
checker.required( "feedId", id);
} catch ( RequiredFieldException rfe ) {
return responseBuilder.error(rfe.getApiError());
}
DR_Pub pub = dr_pubService.getDr_Pub(id, apiError);
if (!apiError.is2xx()) {
return responseBuilder.error(apiError);
}
return responseBuilder.success(Status.OK.getStatusCode(), pub);
}
}
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