Commit caa10466 authored by Josue Ponte's avatar Josue Ponte

Patron Abstract Factory

parent 3db7d20a
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package org.example.designpatterns.factory;
import org.example.designpatterns.factory.interfaces.IConnection;
import org.example.designpatterns.factory.interfaces.FactoryAbstract;
import org.example.designpatterns.factory.interfaces.IConnectionBD;
import org.example.designpatterns.factory.interfaces.IConnectionREST;
public class App {
public static void main(String[] args) {
ConnectionFactory factory = new ConnectionFactory();
FactoryAbstract factoryBD = FactoryProduct.getFactory("BD");
IConnectionBD connectionBD = factoryBD.getBD("MYSQL");
connectionBD.conectar();
connectionBD.desconectar();
IConnection cx1 = factory.getConnection("MYSQL");
cx1.conectar();
cx1.desconectar();
FactoryAbstract factoryREST = FactoryProduct.getFactory("REST");
IConnectionREST connectionREST = factoryREST.getREST("COMPRAS");
connectionREST.readURL("url");
IConnection cx2 = factory.getConnection("POSTGRE");
cx2.conectar();
cx2.desconectar();
IConnection cx3 = factory.getConnection("H2");
cx3.conectar();
cx3.desconectar();
}
}
package org.example.designpatterns.factory;
import org.example.designpatterns.factory.interfaces.IConnection;
import org.example.designpatterns.factory.interfaces.FactoryAbstract;
import org.example.designpatterns.factory.interfaces.IConnectionBD;
import org.example.designpatterns.factory.interfaces.IConnectionREST;
import org.example.designpatterns.factory.interfaces.impl.ConnectionMySQL;
import org.example.designpatterns.factory.interfaces.impl.ConnectionPostgreSQL;
import org.example.designpatterns.factory.interfaces.impl.ConnectionVacia;
public class ConnectionFactory {
public class ConnectionBDFactory implements FactoryAbstract {
public IConnection getConnection(String motor) {
public IConnectionBD getBD(String motor) {
if (motor == null)
return new ConnectionVacia();
if (motor.equalsIgnoreCase("MYSQL"))
......@@ -16,4 +18,9 @@ public class ConnectionFactory {
return new ConnectionPostgreSQL();
return new ConnectionVacia();
}
@Override
public IConnectionREST getREST(String area) {
return null;
}
}
package org.example.designpatterns.factory;
import org.example.designpatterns.factory.interfaces.FactoryAbstract;
import org.example.designpatterns.factory.interfaces.IConnectionBD;
import org.example.designpatterns.factory.interfaces.IConnectionREST;
import org.example.designpatterns.factory.interfaces.impl.ConnectionRESTCompras;
import org.example.designpatterns.factory.interfaces.impl.ConnectionRESTNoArea;
import org.example.designpatterns.factory.interfaces.impl.ConnectionRESTVentas;
public class ConnectionRESTFactory implements FactoryAbstract {
@Override
public IConnectionREST getREST(String area) {
if(area == null)
return new ConnectionRESTNoArea();
if (area.equalsIgnoreCase("COMPRAS"))
return new ConnectionRESTCompras();
else if (area.equalsIgnoreCase("VENTAS"))
return new ConnectionRESTVentas();
return new ConnectionRESTNoArea();
}
@Override
public IConnectionBD getBD(String motor) {
return null;
}
}
package org.example.designpatterns.factory;
import org.example.designpatterns.factory.interfaces.FactoryAbstract;
public class FactoryProduct {
public static FactoryAbstract getFactory(String factory) {
if (factory.equalsIgnoreCase("BD"))
return new ConnectionBDFactory();
else if(factory.equalsIgnoreCase("REST"))
return new ConnectionRESTFactory();
return null;
}
}
package org.example.designpatterns.factory.interfaces;
public interface FactoryAbstract {
IConnectionBD getBD(String motor);
IConnectionREST getREST(String area);
}
package org.example.designpatterns.factory.interfaces;
public interface IConnection {
public interface IConnectionBD {
void conectar();
void desconectar();
......
package org.example.designpatterns.factory.interfaces;
public interface IConnectionREST {
void readURL(String url);
}
package org.example.designpatterns.factory.interfaces.impl;
import org.example.designpatterns.factory.interfaces.IConnection;
import org.example.designpatterns.factory.interfaces.IConnectionBD;
public class ConnectionMySQL implements IConnection {
public class ConnectionMySQL implements IConnectionBD {
private String host;
private String puerto;
......
package org.example.designpatterns.factory.interfaces.impl;
import org.example.designpatterns.factory.interfaces.IConnection;
import org.example.designpatterns.factory.interfaces.IConnectionBD;
public class ConnectionPostgreSQL implements IConnection {
public class ConnectionPostgreSQL implements IConnectionBD {
private String host;
private String puerto;
......
package org.example.designpatterns.factory.interfaces.impl;
import org.example.designpatterns.factory.interfaces.IConnectionREST;
public class ConnectionRESTCompras implements IConnectionREST {
@Override
public void readURL(String url) {
System.out.println("Conectándose a " + url);
}
}
package org.example.designpatterns.factory.interfaces.impl;
import org.example.designpatterns.factory.interfaces.IConnectionREST;
public class ConnectionRESTNoArea implements IConnectionREST {
@Override
public void readURL(String url) {
System.out.println("AREA NO ELEGIDA");
}
}
package org.example.designpatterns.factory.interfaces.impl;
import org.example.designpatterns.factory.interfaces.IConnectionREST;
public class ConnectionRESTVentas implements IConnectionREST {
@Override
public void readURL(String url) {
System.out.println("Conectándose a " + url);
}
}
package org.example.designpatterns.factory.interfaces.impl;
import org.example.designpatterns.factory.interfaces.IConnection;
import org.example.designpatterns.factory.interfaces.IConnectionBD;
public class ConnectionVacia implements IConnection {
public class ConnectionVacia implements IConnectionBD {
@Override
public void conectar() {
System.out.println("No se especificó proveedor");
......
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