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/*-
* ============LICENSE_START=======================================================
* SDC
* ================================================================================
* 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.openecomp.sdc.be.servlets;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import com.google.gson.reflect.TypeToken;
import com.jcabi.aspects.Loggable;
import fj.data.Either;
import io.swagger.annotations.*;
import org.json.simple.JSONObject;
import org.json.simple.parser.JSONParser;
import org.json.simple.parser.ParseException;
import org.openecomp.sdc.be.components.impl.PropertyBusinessLogic;
import org.openecomp.sdc.be.config.BeEcompErrorManager;
import org.openecomp.sdc.be.dao.api.ActionStatus;
import org.openecomp.sdc.be.impl.WebAppContextWrapper;
import org.openecomp.sdc.be.model.PropertyConstraint;
import org.openecomp.sdc.be.model.PropertyDefinition;
import org.openecomp.sdc.be.model.User;
import org.openecomp.sdc.be.model.operations.impl.PropertyOperation.PropertyConstraintDeserialiser;
import org.openecomp.sdc.be.model.operations.impl.PropertyOperation.PropertyConstraintSerialiser;
import org.openecomp.sdc.be.model.operations.impl.UniqueIdBuilder;
import org.openecomp.sdc.be.resources.data.EntryData;
import org.openecomp.sdc.common.api.Constants;
import org.openecomp.sdc.common.log.wrappers.Logger;
import org.openecomp.sdc.exception.ResponseFormat;
import org.springframework.web.context.WebApplicationContext;
import javax.inject.Singleton;
import javax.servlet.ServletContext;
import javax.servlet.http.HttpServletRequest;
import javax.ws.rs.*;
import javax.ws.rs.core.Context;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;
import java.lang.reflect.Type;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
@Loggable(prepend = true, value = Loggable.DEBUG, trim = false)
@Path("/v1/catalog")
@Api(value = "Resource Property Servlet", description = "Resource Property Servlet")
@Singleton
public class PropertyServlet extends BeGenericServlet {
private static final Logger log = Logger.getLogger(PropertyServlet.class.getName());
@POST
@Path("resources/{resourceId}/properties")
@Consumes(MediaType.APPLICATION_JSON)
@Produces(MediaType.APPLICATION_JSON)
@ApiOperation(value = "Create Resource Property", httpMethod = "POST", notes = "Returns created resource property", response = Response.class)
@ApiResponses(value = { @ApiResponse(code = 201, message = "Resource property created"), @ApiResponse(code = 403, message = "Restricted operation"), @ApiResponse(code = 400, message = "Invalid content / Missing content"),
@ApiResponse(code = 409, message = "Resource property already exist") })
public Response createProperty(@ApiParam(value = "resource id to update with new property", required = true) @PathParam("resourceId") final String resourceId, @ApiParam(value = "Resource property to be created", required = true) String data,
@Context final HttpServletRequest request, @HeaderParam(value = Constants.USER_ID_HEADER) String userId) {
ServletContext context = request.getSession().getServletContext();
String url = request.getMethod() + " " + request.getRequestURI();
log.debug("Start handle request of {} modifier id is {} data is {}", url, userId, data);
try {
// convert json to PropertyDefinition
Either<Map<String, PropertyDefinition>, ActionStatus> either = getPropertyModel(resourceId, data);
if (either.isRight()) {
ResponseFormat responseFormat = getComponentsUtils().getResponseFormat(either.right().value());
return buildErrorResponse(responseFormat);
}
Map<String, PropertyDefinition> properties = either.left().value();
if (properties == null || properties.size() != 1) {
log.info("Property conetnt is invalid - {}", data);
ResponseFormat responseFormat = getComponentsUtils().getResponseFormat(ActionStatus.INVALID_CONTENT);
return buildErrorResponse(responseFormat);
}
Entry<String, PropertyDefinition> entry = properties.entrySet().iterator().next();
String propertyName = entry.getKey();
PropertyDefinition newPropertyDefinition = entry.getValue();
// create the new property
PropertyBusinessLogic businessLogic = getPropertyBL(context);
Either<EntryData<String, PropertyDefinition>, ResponseFormat> status = businessLogic.createProperty(resourceId, propertyName, newPropertyDefinition, userId);
if (status.isRight()) {
log.info("Failed to create Property. Reason - ", status.right().value());
return buildErrorResponse(status.right().value());
}
EntryData<String, PropertyDefinition> property = status.left().value();
String name = property.getKey();
PropertyDefinition propertyDefinition = property.getValue();
log.debug("Property {} created successfully with id {}", name, propertyDefinition.getUniqueId());
ResponseFormat responseFormat = getComponentsUtils().getResponseFormat(ActionStatus.CREATED);
return buildOkResponse(responseFormat, propertyToJson(property));
} catch (Exception e) {
BeEcompErrorManager.getInstance().logBeRestApiGeneralError("Create Property");
log.debug("create property failed with exception", e);
ResponseFormat responseFormat = getComponentsUtils().getResponseFormat(ActionStatus.GENERAL_ERROR);
return buildErrorResponse(responseFormat);
}
}
@GET
@Path("resources/{resourceId}/properties/{propertyId}")
@Consumes(MediaType.APPLICATION_JSON)
@Produces(MediaType.APPLICATION_JSON)
@ApiOperation(value = "Create Resource Property", httpMethod = "GET", notes = "Returns property of resource", response = Response.class)
@ApiResponses(value = { @ApiResponse(code = 200, message = "property"), @ApiResponse(code = 403, message = "Restricted operation"), @ApiResponse(code = 400, message = "Invalid content / Missing content"),
@ApiResponse(code = 404, message = "Resource property not found") })
public Response getProperty(@ApiParam(value = "resource id of property", required = true) @PathParam("resourceId") final String resourceId, @ApiParam(value = "proerty id to get", required = true) @PathParam("propertyId") final String propertyId,
@Context final HttpServletRequest request, @HeaderParam(value = Constants.USER_ID_HEADER) String userId) {
ServletContext context = request.getSession().getServletContext();
String url = request.getMethod() + " " + request.getRequestURI();
log.debug("Start handle request of {}, modifier id is {}", url, userId);
try {
//
PropertyBusinessLogic businessLogic = getPropertyBL(context);
Either<Entry<String, PropertyDefinition>, ResponseFormat> status = businessLogic.getProperty(resourceId, propertyId, userId);
if (status.isRight()) {
log.info("Failed to get Property. Reason - ", status.right().value());
return buildErrorResponse(status.right().value());
}
Entry<String, PropertyDefinition> property = status.left().value();
ResponseFormat responseFormat = getComponentsUtils().getResponseFormat(ActionStatus.OK);
return buildOkResponse(responseFormat, propertyToJson(property));
} catch (Exception e) {
BeEcompErrorManager.getInstance().logBeRestApiGeneralError("Get Property");
log.debug("get property failed with exception", e);
ResponseFormat responseFormat = getComponentsUtils().getResponseFormat(ActionStatus.GENERAL_ERROR);
return buildErrorResponse(responseFormat);
}
}
@DELETE
@Path("resources/{resourceId}/properties/{propertyId}")
@Consumes(MediaType.APPLICATION_JSON)
@Produces(MediaType.APPLICATION_JSON)
@ApiOperation(value = "Create Resource Property", httpMethod = "DELETE", notes = "Returns deleted property", response = Response.class)
@ApiResponses(value = { @ApiResponse(code = 204, message = "deleted property"), @ApiResponse(code = 403, message = "Restricted operation"), @ApiResponse(code = 400, message = "Invalid content / Missing content"),
@ApiResponse(code = 404, message = "Resource property not found") })
public Response deleteProperty(@ApiParam(value = "resource id of property", required = true) @PathParam("resourceId") final String resourceId,
@ApiParam(value = "Property id to delete", required = true) @PathParam("propertyId") final String propertyId, @Context final HttpServletRequest request, @HeaderParam(value = Constants.USER_ID_HEADER) String userId) {
ServletContext context = request.getSession().getServletContext();
String url = request.getMethod() + " " + request.getRequestURI();
log.debug("Start handle request of {} modifier id is {}", url, userId);
try {
// delete the property
PropertyBusinessLogic businessLogic = getPropertyBL(context);
Either<Entry<String, PropertyDefinition>, ResponseFormat> status = businessLogic.deleteProperty(resourceId, propertyId, userId);
if (status.isRight()) {
log.debug("Failed to delete Property. Reason - ", status.right().value());
return buildErrorResponse(status.right().value());
}
Entry<String, PropertyDefinition> property = status.left().value();
String name = property.getKey();
PropertyDefinition propertyDefinition = property.getValue();
log.debug("Property {} deleted successfully with id {}", name, propertyDefinition.getUniqueId());
ResponseFormat responseFormat = getComponentsUtils().getResponseFormat(ActionStatus.NO_CONTENT);
return buildOkResponse(responseFormat, propertyToJson(property));
} catch (Exception e) {
BeEcompErrorManager.getInstance().logBeRestApiGeneralError("Delete Property");
log.debug("delete property failed with exception", e);
ResponseFormat responseFormat = getComponentsUtils().getResponseFormat(ActionStatus.GENERAL_ERROR);
return buildErrorResponse(responseFormat);
}
}
@PUT
@Path("resources/{resourceId}/properties/{propertyId}")
@Consumes(MediaType.APPLICATION_JSON)
@Produces(MediaType.APPLICATION_JSON)
@ApiOperation(value = "Update Resource Property", httpMethod = "PUT", notes = "Returns updated property", response = Response.class)
@ApiResponses(value = { @ApiResponse(code = 200, message = "Resource property updated"), @ApiResponse(code = 403, message = "Restricted operation"), @ApiResponse(code = 400, message = "Invalid content / Missing content") })
public Response updateProperty(@ApiParam(value = "resource id to update with new property", required = true) @PathParam("resourceId") final String resourceId,
@ApiParam(value = "proerty id to update", required = true) @PathParam("propertyId") final String propertyId, @ApiParam(value = "Resource property to update", required = true) String data, @Context final HttpServletRequest request,
@HeaderParam(value = Constants.USER_ID_HEADER) String userId) {
ServletContext context = request.getSession().getServletContext();
String url = request.getMethod() + " " + request.getRequestURI();
log.debug("Start handle request of {}", url);
// get modifier id
User modifier = new User();
modifier.setUserId(userId);
log.debug("modifier id is {}", userId);
try {
// convert json to PropertyDefinition
Either<Map<String, PropertyDefinition>, ActionStatus> either = getPropertyModel(resourceId, data);
if (either.isRight()) {
ResponseFormat responseFormat = getComponentsUtils().getResponseFormat(either.right().value());
return buildErrorResponse(responseFormat);
}
Map<String, PropertyDefinition> properties = either.left().value();
if (properties == null || properties.size() != 1) {
log.info("Property conetnt is invalid - {}", data);
ResponseFormat responseFormat = getComponentsUtils().getResponseFormat(ActionStatus.INVALID_CONTENT);
return buildErrorResponse(responseFormat);
}
Entry<String, PropertyDefinition> entry = properties.entrySet().iterator().next();
PropertyDefinition newPropertyDefinition = entry.getValue();
// update property
PropertyBusinessLogic businessLogic = getPropertyBL(context);
Either<EntryData<String, PropertyDefinition>, ResponseFormat> status = businessLogic.updateProperty(resourceId, propertyId, newPropertyDefinition, userId);
if (status.isRight()) {
log.info("Failed to update Property. Reason - ", status.right().value());
return buildErrorResponse(status.right().value());
}
EntryData<String, PropertyDefinition> property = status.left().value();
PropertyDefinition propertyDefinition = property.getValue();
log.debug("Property id {} updated successfully ", propertyDefinition.getUniqueId());
ResponseFormat responseFormat = getComponentsUtils().getResponseFormat(ActionStatus.OK);
return buildOkResponse(responseFormat, propertyToJson(property));
} catch (Exception e) {
BeEcompErrorManager.getInstance().logBeRestApiGeneralError("Update Property");
log.debug("update property failed with exception", e);
ResponseFormat responseFormat = getComponentsUtils().getResponseFormat(ActionStatus.GENERAL_ERROR);
return buildErrorResponse(responseFormat);
}
}
private Either<Map<String, PropertyDefinition>, ActionStatus> getPropertyModel(String resourceId, String data) {
JSONParser parser = new JSONParser();
JSONObject root;
try {
Map<String, PropertyDefinition> properties = new HashMap<>();
root = (JSONObject) parser.parse(data);
Set entrySet = root.entrySet();
Iterator iterator = entrySet.iterator();
while (iterator.hasNext()) {
Entry next = (Entry) iterator.next();
String propertyName = (String) next.getKey();
JSONObject value = (JSONObject) next.getValue();
String jsonString = value.toJSONString();
Either<PropertyDefinition, ActionStatus> convertJsonToObject = convertJsonToObject(jsonString, PropertyDefinition.class);
if (convertJsonToObject.isRight()) {
return Either.right(convertJsonToObject.right().value());
}
PropertyDefinition propertyDefinition = convertJsonToObject.left().value();
String uniqueId = UniqueIdBuilder.buildPropertyUniqueId(resourceId, (String) propertyName);
propertyDefinition.setUniqueId(uniqueId);
properties.put(propertyName, propertyDefinition);
}
return Either.left(properties);
} catch (ParseException e) {
log.info("Property conetnt is invalid - {}", data);
return Either.right(ActionStatus.INVALID_CONTENT);
}
}
private String propertyToJson(Map.Entry<String, PropertyDefinition> property) {
JSONObject root = new JSONObject();
String propertyName = property.getKey();
PropertyDefinition propertyDefinition = property.getValue();
JSONObject propertyDefinitionO = getPropertyDefinitionJSONObject(propertyDefinition);
root.put(propertyName, propertyDefinitionO);
propertyDefinition.getType();
return root.toString();
}
private JSONObject getPropertyDefinitionJSONObject(PropertyDefinition propertyDefinition) {
Either<String, ActionStatus> either = convertObjectToJson(propertyDefinition);
if (either.isRight()) {
return new JSONObject();
}
String value = either.left().value();
try {
return (JSONObject) new JSONParser().parse(value);
} catch (ParseException e) {
log.info("failed to convert input to json");
log.debug("failed to convert to json", e);
return new JSONObject();
}
}
private <T> Either<T, ActionStatus> convertJsonToObject(String data, Class<T> clazz) {
T t = null;
Type constraintType = new TypeToken<PropertyConstraint>() {
}.getType();
Gson gson = new GsonBuilder().registerTypeAdapter(constraintType, new PropertyConstraintDeserialiser()).create();
try {
log.trace("convert json to object. json=\n {}", data);
t = gson.fromJson(data, clazz);
if (t == null) {
log.info("object is null after converting from json");
return Either.right(ActionStatus.INVALID_CONTENT);
}
} catch (Exception e) {
// INVALID JSON
log.info("failed to convert from json");
log.debug("failed to convert from json", e);
return Either.right(ActionStatus.INVALID_CONTENT);
}
return Either.left(t);
}
private <T> Either<String, ActionStatus> convertObjectToJson(PropertyDefinition propertyDefinition) {
Type constraintType = new TypeToken<PropertyConstraint>() {
}.getType();
Gson gson = new GsonBuilder().registerTypeAdapter(constraintType, new PropertyConstraintSerialiser()).create();
try {
log.trace("convert object to json. propertyDefinition= {}", propertyDefinition);
String json = gson.toJson(propertyDefinition);
if (json == null) {
log.info("object is null after converting to json");
return Either.right(ActionStatus.INVALID_CONTENT);
}
return Either.left(json);
} catch (Exception e) {
// INVALID JSON
log.info("failed to convert to json");
log.debug("failed to convert fto json", e);
return Either.right(ActionStatus.INVALID_CONTENT);
}
}
private PropertyBusinessLogic getPropertyBL(ServletContext context) {
WebAppContextWrapper webApplicationContextWrapper = (WebAppContextWrapper) context.getAttribute(Constants.WEB_APPLICATION_CONTEXT_WRAPPER_ATTR);
WebApplicationContext webApplicationContext = webApplicationContextWrapper.getWebAppContext(context);
return webApplicationContext.getBean(PropertyBusinessLogic.class);
}
}
|