Title: Injection Of Datasource

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## Movie

    package org.superbiz.injection;
    
    /**
     * @version $Revision: 607077 $ $Date: 2007-12-27 06:55:23 -0800 (Thu, 27 Dec 2007) $
     */
    public class Movie {
        private String director;
        private String title;
        private int year;
    
        public Movie() {
        }
    
        public Movie(String director, String title, int year) {
            this.director = director;
            this.title = title;
            this.year = year;
        }
    
        public String getDirector() {
            return director;
        }
    
        public void setDirector(String director) {
            this.director = director;
        }
    
        public String getTitle() {
            return title;
        }
    
        public void setTitle(String title) {
            this.title = title;
        }
    
        public int getYear() {
            return year;
        }
    
        public void setYear(int year) {
            this.year = year;
        }
    
    }

## Movies

    package org.superbiz.injection;
    
    import javax.annotation.PostConstruct;
    import javax.annotation.Resource;
    import javax.ejb.Stateful;
    import javax.sql.DataSource;
    import java.sql.Connection;
    import java.sql.PreparedStatement;
    import java.sql.ResultSet;
    import java.util.ArrayList;
    import java.util.List;
    
    @Stateful
    public class Movies {
    
        /**
         * The field name "movieDatabase" matches the DataSource we
         * configure in the TestCase via :
         * p.put("movieDatabase", "new://Resource?type=DataSource");
         * <p/>
         * This would also match an equivalent delcaration in an openejb.xml:
         * <Resource id="movieDatabase" type="DataSource"/>
         * <p/>
         * If you'd like the freedom to change the field name without
         * impact on your configuration you can set the "name" attribute
         * of the @Resource annotation to "movieDatabase" instead.
         */
        @Resource
        private DataSource movieDatabase;
    
        @PostConstruct
        private void construct() throws Exception {
            Connection connection = movieDatabase.getConnection();
            try {
                PreparedStatement stmt = connection.prepareStatement("CREATE TABLE movie ( director VARCHAR(255), title VARCHAR(255), year integer)");
                stmt.execute();
            } finally {
                connection.close();
            }
        }
    
        public void addMovie(Movie movie) throws Exception {
            Connection conn = movieDatabase.getConnection();
            try {
                PreparedStatement sql = conn.prepareStatement("INSERT into movie (director, title, year) values (?, ?, ?)");
                sql.setString(1, movie.getDirector());
                sql.setString(2, movie.getTitle());
                sql.setInt(3, movie.getYear());
                sql.execute();
            } finally {
                conn.close();
            }
        }
    
        public void deleteMovie(Movie movie) throws Exception {
            Connection conn = movieDatabase.getConnection();
            try {
                PreparedStatement sql = conn.prepareStatement("DELETE from movie where director = ? AND title = ? AND year = ?");
                sql.setString(1, movie.getDirector());
                sql.setString(2, movie.getTitle());
                sql.setInt(3, movie.getYear());
                sql.execute();
            } finally {
                conn.close();
            }
        }
    
        public List<Movie> getMovies() throws Exception {
            ArrayList<Movie> movies = new ArrayList<Movie>();
            Connection conn = movieDatabase.getConnection();
            try {
                PreparedStatement sql = conn.prepareStatement("SELECT director, title, year from movie");
                ResultSet set = sql.executeQuery();
                while (set.next()) {
                    Movie movie = new Movie();
                    movie.setDirector(set.getString("director"));
                    movie.setTitle(set.getString("title"));
                    movie.setYear(set.getInt("year"));
                    movies.add(movie);
                }
            } finally {
                conn.close();
            }
            return movies;
        }
    }

## MoviesTest

    package org.superbiz.injection;
    
    import junit.framework.TestCase;
    
    import javax.ejb.embeddable.EJBContainer;
    import javax.naming.Context;
    import java.util.List;
    import java.util.Properties;
    
    //START SNIPPET: code
    public class MoviesTest extends TestCase {
    
        public void test() throws Exception {
    
            Properties p = new Properties();
            p.put("movieDatabase", "new://Resource?type=DataSource");
            p.put("movieDatabase.JdbcDriver", "org.hsqldb.jdbcDriver");
            p.put("movieDatabase.JdbcUrl", "jdbc:hsqldb:mem:moviedb");
    
            Context context = EJBContainer.createEJBContainer(p).getContext();
    
            Movies movies = (Movies) context.lookup("java:global/injection-of-datasource/Movies");
    
            movies.addMovie(new Movie("Quentin Tarantino", "Reservoir Dogs", 1992));
            movies.addMovie(new Movie("Joel Coen", "Fargo", 1996));
            movies.addMovie(new Movie("Joel Coen", "The Big Lebowski", 1998));
    
            List<Movie> list = movies.getMovies();
            assertEquals("List.size()", 3, list.size());
    
            for (Movie movie : list) {
                movies.deleteMovie(movie);
            }
    
            assertEquals("Movies.getMovies()", 0, movies.getMovies().size());
        }
    }

# Running

    
    -------------------------------------------------------
     T E S T S
    -------------------------------------------------------
    Running org.superbiz.injection.MoviesTest
    Apache OpenEJB 4.0.0-beta-1    build: 20111002-04:06
    http://openejb.apache.org/
    INFO - openejb.home = /Users/dblevins/examples/injection-of-datasource
    INFO - openejb.base = /Users/dblevins/examples/injection-of-datasource
    INFO - Using 'javax.ejb.embeddable.EJBContainer=true'
    INFO - Configuring Service(id=Default Security Service, type=SecurityService, provider-id=Default Security Service)
    INFO - Configuring Service(id=Default Transaction Manager, type=TransactionManager, provider-id=Default Transaction Manager)
    INFO - Configuring Service(id=movieDatabase, type=Resource, provider-id=Default JDBC Database)
    INFO - Found EjbModule in classpath: /Users/dblevins/examples/injection-of-datasource/target/classes
    INFO - Beginning load: /Users/dblevins/examples/injection-of-datasource/target/classes
    INFO - Configuring enterprise application: /Users/dblevins/examples/injection-of-datasource
    WARN - Method 'lookup' is not available for 'javax.annotation.Resource'. Probably using an older Runtime.
    INFO - Configuring Service(id=Default Stateful Container, type=Container, provider-id=Default Stateful Container)
    INFO - Auto-creating a container for bean Movies: Container(type=STATEFUL, id=Default Stateful Container)
    INFO - Auto-linking resource-ref 'java:comp/env/org.superbiz.injection.Movies/movieDatabase' in bean Movies to Resource(id=movieDatabase)
    INFO - Configuring Service(id=Default Managed Container, type=Container, provider-id=Default Managed Container)
    INFO - Auto-creating a container for bean org.superbiz.injection.MoviesTest: Container(type=MANAGED, id=Default Managed Container)
    INFO - Enterprise application "/Users/dblevins/examples/injection-of-datasource" loaded.
    INFO - Assembling app: /Users/dblevins/examples/injection-of-datasource
    INFO - Jndi(name="java:global/injection-of-datasource/Movies!org.superbiz.injection.Movies")
    INFO - Jndi(name="java:global/injection-of-datasource/Movies")
    INFO - Jndi(name="java:global/EjbModule1508028338/org.superbiz.injection.MoviesTest!org.superbiz.injection.MoviesTest")
    INFO - Jndi(name="java:global/EjbModule1508028338/org.superbiz.injection.MoviesTest")
    INFO - Created Ejb(deployment-id=Movies, ejb-name=Movies, container=Default Stateful Container)
    INFO - Created Ejb(deployment-id=org.superbiz.injection.MoviesTest, ejb-name=org.superbiz.injection.MoviesTest, container=Default Managed Container)
    INFO - Started Ejb(deployment-id=Movies, ejb-name=Movies, container=Default Stateful Container)
    INFO - Started Ejb(deployment-id=org.superbiz.injection.MoviesTest, ejb-name=org.superbiz.injection.MoviesTest, container=Default Managed Container)
    INFO - Deployed Application(path=/Users/dblevins/examples/injection-of-datasource)
    Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 1.276 sec
    
    Results :
    
    Tests run: 1, Failures: 0, Errors: 0, Skipped: 0
    
