Composite Example for Mr. B

Composite Example

import com.examples.model.test.Email;
import com.examples.model.test.UserEmail;

...
import java.util.List;
import java.util.Objects;
import static org.boon.criteria.CriteriaFactory.eqNested;

...

        putl ("EXAMPLE: Simple Composite Object query example",
                "See com.examples.model.test",
                "See Email and UserEmail classes",
                "__________________________________________"
            );


        boolean ok = true;

        RepoBuilder repoBuilder = Repos.builder ();

        repoBuilder.usePropertyForAccess ( true );


        putl ("The primary key is set to email");

        repoBuilder.primaryKey ( "email" );


        putl ("For ease of use you can setup nested properties ",
                "UserEmail.email property is a Email object not a string",
                "Email.email is a string.");

        //You can index component objects if you want
        repoBuilder.nestedIndex ( "email", "email" );


        /** Create a repo of type String.class and User.class */
        final Repo<Email, UserEmail> userRepo = repoBuilder.build ( Email.class, UserEmail.class );


        puts("Adding three test objects for bob, sam and joe ");
        userRepo.add ( new UserEmail ( "[email protected]" ) );
        userRepo.add ( new UserEmail ( "[email protected]" ) );
        userRepo.add ( new UserEmail ( "[email protected]" ) );


        putl("Query using nested query Repo.eqNested()");
        UserEmail bob = (UserEmail) userRepo.results ( eqNested ( "[email protected]", "email", "email" ) )
                .expectOne ().firstItem ();

        ok |= bob.getEmail ().getEmail ().equals ( "[email protected]" ) || die();


        putl("Avoid the cast with using nested query Repo.eqNested(UserEmail.class)");

        //NOT IN JDK7 Branch yet , but there is a generic version coming
        bob = userRepo.results ( eqNested ( "[email protected]", "email", "email" ) )
                .expectOne (UserEmail.class).firstItem ();


        ok |= bob.getEmail ().getEmail ().equals ( "[email protected]" ) || die();



        Email email = new Email ( "[email protected]" );
        bob = (UserEmail) userRepo.results ( eq ( EMAIL, email ) )
                .expectOne ().firstItem ();

        ok |= bob.getEmail ().getEmail ().equals ( "[email protected]" ) || die();

        puts("success=", ok);


        putl("__________________________________________",
             "__________________________________________",
             "__________________________________________");