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Update DataPersona.java #3

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181 changes: 26 additions & 155 deletions ejercicios/Ej05ABMCSimplePersonas/src/data/DataPersona.java
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Original file line number Diff line number Diff line change
@@ -1,172 +1,43 @@
package data;

import java.sql.*;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.ArrayList;

import entity.Categoria;


import entidades.*;
import utils.ApplicationException;

public class DataPersona {


public DataPersona(){
public class DataCategoria {
public ArrayList<Categoria> getAll() throws Exception{

}

public void add(Persona p){
Statement stmt=null;
ResultSet rs=null;
PreparedStatement stmt=null;


try {
stmt=FactoryConexion.getInstancia().getConn().prepareStatement(
"insert into personas(dni,nombre, apellido,habilitado)"+
" values(?,?,?,?)",PreparedStatement.RETURN_GENERATED_KEYS);
// PreparedStatement.RETURN_GENERATED_KEYS to be able to retrieve id generated on the db
// by the autoincrement column. Otherwise don't use it

stmt.setInt(1, p.getDni());
stmt.setString(2, p.getNombre());
stmt.setString(3, p.getApellido());
stmt.setBoolean(4, p.isHabilitado());
stmt.execute();

//after executing the insert use the following lines to retrieve the id
rs=stmt.getGeneratedKeys();
if(rs!=null && rs.next()){
p.setId(rs.getInt(1));
}

} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (ApplicationException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}finally {
try {
if(rs!=null) rs.close();
if(stmt!=null)stmt.close();
FactoryConexion.getInstancia().releaseConn();
} catch (ApplicationException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
ArrayList<Categoria> cats= new ArrayList<Categoria>();
try{
stmt = FactoryConexion.getInstancia()
.getConn().createStatement();
rs = stmt.executeQuery("select * from categoria");
if(rs!=null){
while(rs.next()){
Categoria c=new Categoria();
c.setId_cat(rs.getInt("id_cat"));
c.setNombre_cat(rs.getString("nombre_cat"));
cats.add(c);
}
}
} catch (Exception e){
throw e;
}

}

public void update(Persona p){
PreparedStatement stmt=null;

try {
stmt= FactoryConexion.getInstancia().getConn().prepareStatement(
"update personas set dni=?, nombre=?, apellido=?, habilitado=?"+
" where id=?");

stmt.setInt(1, p.getDni());
stmt.setString(2, p.getNombre());
stmt.setString(3, p.getApellido());
stmt.setBoolean(4, p.isHabilitado());
stmt.setInt(5, p.getId());
stmt.execute();


if(rs!=null) rs.close();
if(stmt!=null) stmt.close();
FactoryConexion.getInstancia().releaseConn();
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (ApplicationException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
finally {
try {
if(stmt!=null)stmt.close();
FactoryConexion.getInstancia().releaseConn();
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (ApplicationException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}

public void delete(Persona p){
PreparedStatement stmt=null;

try {
stmt = FactoryConexion.getInstancia().getConn().prepareStatement(
"delete from personas where id=?");
stmt.setInt(1, p.getId());
stmt.execute();
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (ApplicationException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} finally {
try {
if(stmt!=null)stmt.close();
FactoryConexion.getInstancia().releaseConn();
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (ApplicationException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}

}

public Persona getByDni(Persona per){
Persona p=null;


PreparedStatement stmt=null;
ResultSet rs=null;
try {
stmt = FactoryConexion.getInstancia().getConn().prepareStatement(
"select id, dni, nombre, apellido, habilitado from personas where dni=?");
stmt.setInt(1, per.getDni());
rs= stmt.executeQuery();
if(rs!=null && rs.next()){
p=new Persona();
p.setId(rs.getInt("id"));
p.setDni(rs.getInt("dni"));
p.setNombre(rs.getString("nombre"));
p.setApellido(rs.getString("apellido"));
p.setHabilitado(rs.getBoolean("habilitado"));
}
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (ApplicationException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
finally {
try {
if(rs!=null)rs.close();
if(stmt!=null)stmt.close();
FactoryConexion.getInstancia().releaseConn();
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (ApplicationException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}

return p;
return cats;
}

}