Spring JPA Example

Repository.java

package de.sharea.svnpad.dao.entities;

import javax.persistence.*;

@Entity
public class Repository {

    @Id
    @GeneratedValue(strategy = GenerationType.AUTO)
    private Integer id;

    private String name;

    public Integer getId() {
        return id;
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    @Basic
    private String url;

    public String getUrl() {
        return url;
    }

    public void setUrl(String url) {
        this.url = url;
    }

    @OneToOne
    private Group group;

    public Group getGroup() {
        return group;
    }

    public void setGroup(Group group) {
        this.group = group;
    }
}

RepositoryDao.java

package de.sharea.svnpad.dao;

import de.sharea.svnpad.dao.entities.Repository;
import org.springframework.data.jpa.repository.JpaRepository;

public interface RepositoryDao extends JpaRepository<Repository, Integer> {

    /**
     * Selects a repository by given repository name
     *
     * @param name Name of Repository
     * @return Repository object
     */
    Repository findByName(String name);

    /**
     * Selects a repository by given repository id
     *
     * @param id Id of Repository
     * @return Repository object
     */
    Repository findById(Integer id);

}

RepositoryDaoTest.java

package de.sharea.svnpad.dao;

import de.sharea.svnpad.dao.entities.Repository;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
import org.springframework.test.context.transaction.TransactionConfiguration;

import static org.junit.Assert.assertTrue;

@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration(locations = {"classpath:META-INF/applicationContext.xml"})
@TransactionConfiguration(transactionManager = "transactionManager", defaultRollback = false)
public class RepositoryDaoTest {

    @Autowired
    private RepositoryDao dao;

    private Repository repository;

    @Before
    public void insertTestRepository() {

        repository = new Repository();

        repository.setName("Testrepo");
        repository.setUrl("http://127.0.0.1/svn/testrepo");

        dao.save(repository);

    }

    @Test
    public void selectByName() {

        Repository testRepo = dao.findByName("Testrepo");

        assertTrue(testRepo != null);
        assertTrue("Check if name is correct", testRepo.getName().equals("Testrepo"));
        assertTrue("Check if url is correct", testRepo.getUrl().equals("http://127.0.0.1/svn/testrepo"));

    }

    @After
    public void deleteTestRepository() {

        dao.delete(repository);

    }


}