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ProductEndpoint.java
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ProductEndpoint.java
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/*
* Copyright 2000-2017 Holon TDCN.
*
* 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 com.holonplatform.example.jaxrs.swagger;
import static com.holonplatform.example.jaxrs.swagger.Product.ID;
import static com.holonplatform.example.jaxrs.swagger.Product.PRODUCT;
import static com.holonplatform.example.jaxrs.swagger.Product.TARGET;
import java.net.URI;
import java.util.List;
import javax.inject.Inject;
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.MediaType;
import javax.ws.rs.core.Response;
import javax.ws.rs.core.Response.Status;
import org.springframework.stereotype.Component;
import com.holonplatform.core.datastore.Datastore;
import com.holonplatform.core.datastore.DefaultWriteOption;
import com.holonplatform.core.property.PropertyBox;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import io.swagger.annotations.ApiParam;
import io.swagger.annotations.ApiResponse;
import io.swagger.annotations.ApiResponses;
@Api("Product management")
@Component
@Path("/products")
public class ProductEndpoint {
@Inject
private Datastore datastore;
/*
* Get a list of products PropertyBox in JSON.
*/
@ApiOperation("Get all the products")
@ApiResponses({
@ApiResponse(code = 200, message = "OK", response = PropertyBox.class, responseContainer = "List") })
@ProductModel
@GET
@Path("/")
@Produces(MediaType.APPLICATION_JSON)
public List<PropertyBox> getProducts() {
return datastore.query().target(TARGET).list(PRODUCT);
}
/*
* Get a product PropertyBox in JSON.
*/
@ApiOperation("Get a product by id")
@ApiResponses({ @ApiResponse(code = 200, message = "OK", response = PropertyBox.class) })
@ProductModel
@GET
@Path("/{id}")
@Produces(MediaType.APPLICATION_JSON)
public Response getProduct(@ApiParam("The product id") @PathParam("id") Long id) {
return datastore.query().target(TARGET).filter(ID.eq(id)).findOne(PRODUCT).map(p -> Response.ok(p).build())
.orElse(Response.status(Status.NOT_FOUND).build());
}
/*
* Create a product. The @PropertySetRef must be used to declare the request PropertyBox property set.
*/
@ApiOperation("Create a product")
@ApiResponses({ @ApiResponse(code = 201, message = "Product created") })
@POST
@Path("/")
@Consumes(MediaType.APPLICATION_JSON)
public Response addProduct(@ProductModel PropertyBox product) {
if (product == null) {
return Response.status(Status.BAD_REQUEST).entity("Missing product").build();
}
datastore.save(TARGET, product, DefaultWriteOption.BRING_BACK_GENERATED_IDS);
return Response.created(URI.create("/api/products/" + product.getValue(ID))).build();
}
/*
* Update a product. The @PropertySetRef must be used to declare the request PropertyBox property set.
*/
@ApiOperation("Update a product")
// @ApiParam(name = "id", value = "The product id to update")
@ApiResponses({ @ApiResponse(code = 204, message = "Product updated"),
@ApiResponse(code = 404, message = "Product not found") })
@PUT
@Path("/")
@Consumes(MediaType.APPLICATION_JSON)
public Response updateProduct(@ProductModel PropertyBox product) {
if (product == null) {
return Response.status(Status.BAD_REQUEST).entity("Missing product").build();
}
if (!product.getValueIfPresent(ID).isPresent()) {
return Response.status(Status.BAD_REQUEST).entity("Missing product id").build();
}
return datastore.query().target(TARGET).filter(ID.eq(product.getValue(ID))).findOne(PRODUCT).map(p -> {
datastore.save(TARGET, product);
return Response.noContent().build();
}).orElse(Response.status(Status.NOT_FOUND).build());
}
/*
* Delete a product by id.
*/
@ApiOperation("Delete a product")
@ApiResponses({ @ApiResponse(code = 204, message = "Product deleted") })
@DELETE
@Path("/{id}")
@Consumes(MediaType.APPLICATION_JSON)
public Response deleteProduct(@ApiParam("The product id to delete") @PathParam("id") Long id) {
datastore.bulkDelete(TARGET).filter(ID.eq(id)).execute();
return Response.noContent().build();
}
}