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Creates a new quickstart project to system test Jersey 2 Application with Testify, JUnit4, Mockito, and AssertJ.

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/*
 * Copyright 2016-2017 Testify Project.
 *
 * 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 examples.resource;

import static javax.ws.rs.core.Response.ok;
import static javax.ws.rs.core.Response.status;

import java.util.UUID;

import javax.inject.Inject;
import javax.persistence.EntityManager;
import javax.transaction.Transactional;
import javax.validation.constraints.NotNull;
import javax.ws.rs.GET;
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 examples.resource.entity.GreetingEntity;

/**
 * A resource that retrieves an existing greeting.
 *
 * @author saden
 */
@Path("greetings")
@Transactional
public class GetGreetingResource {

    private final EntityManager entityManager;

    @Inject
    GetGreetingResource(EntityManager entityManager) {
        this.entityManager = entityManager;
    }

    @GET
    @Path("{id}")
    @Produces(MediaType.APPLICATION_JSON)
    public Response getGreeting(@NotNull @PathParam("id") UUID id) {
        GreetingEntity result = entityManager.find(GreetingEntity.class, id);

        if (result == null) {
            return status(Response.Status.NOT_FOUND).build();
        }

        return ok(result).build();
    }
}