Usuario.java

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 * and open the template in the editor.
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package socius.modelo;

import java.io.Serializable;
import java.io.UnsupportedEncodingException;
import java.math.BigInteger;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.TableGenerator;

/**
 *
 * @author Lucas Dillmann <lucas [at] dillmann.com.br>
 */
@Entity(name = "usuario")
public class Usuario implements Serializable {
    
    @Id
    @GeneratedValue(strategy = GenerationType.TABLE, generator = "idgen")
    @TableGenerator(name = "idgen", initialValue = 1, table = "idgen",
            pkColumnName = "tabela", valueColumnName = "valor", pkColumnValue = "usuario",
            allocationSize = 1)
    private long id;
    @Column(name = "nome", nullable = false, length = 255, columnDefinition = "text")
    private String nome;
    @Column(name = "login", nullable = false, length = 50, columnDefinition = "text")
    private String login;
    @Column(name = "senha", nullable = false, length = 32, columnDefinition = "text")
    private String senha;

    public Usuario() {
    }

    public long getId() {
        return id;
    }

    public void setId(long id) {
        this.id = id;
    }
    
    public String getNome() {
        return nome;
    }

    public void setNome(String nome) {
        this.nome = nome;
    }

    public String getLogin() {
        return login;
    }

    public void setLogin(String usuario) {
        this.login = usuario;
    }

    public String getSenha() {
        return senha;
    }

    public void setSenha(String senha) {
        MessageDigest md = null;
        try {
            md = MessageDigest.getInstance("MD5");
        } catch (NoSuchAlgorithmException ex) {
            Logger.getLogger(Usuario.class.getName()).log(Level.SEVERE, null, ex);
        }
        BigInteger hash = null;  
        try {
            hash = new BigInteger(1, md.digest(senha.getBytes("UTF-8")));
        } catch (UnsupportedEncodingException ex) {
            Logger.getLogger(Usuario.class.getName()).log(Level.SEVERE, null, ex);
        }
        this.senha = hash.toString(16);
    }

}