jedi.db.models

Class Manager

java.lang.Object

jedi.db.models.Manager

public class Manager
extends Object

Classe que gerencia consultas relacionadas aos dados do modelo em um banco de dados.

Since:

1.0

Version:

1.0

Author:

Thiago Alexandre Martins Monteiro

Field Summary

Fields

Modifier and Type	Field and Description
private boolean	autoCloseConnection
private Connection	connection
Class	entity
private String	tableName

Constructor Summary

Constructors

Constructor and Description
Manager()
Manager(Class entity)
Manager(Class entity, boolean autoCloseConnection)
Manager(Class entity, Connection connection)
Manager(Class entity, Connection connection, boolean autoCloseConnection)
Manager(Connection connection)

Method Summary

Modifier and Type	Method and Description
<T extends Model> QuerySet<T>	all()
private <T extends Model> QuerySet<T>	all(Class<T> modelClass) Returns all the rows in a table.
void	bulkCreate(List<Model> objects) Método que insere no banco de dados a lista de objetos fornecida de uma maneira eficiente.
private Object	convertZeroDateToNull(Object date)
int	count()
int	count(String... conditions)
private <T extends Model> T	create(Class<T> modelClass, String... list)
<T extends Model> T	create(String... list)
<T extends Model> T	earliest()
<T extends Model> T	earliest(String field)
private <T extends Model> T	earliest(String field, Class<T> modelClass)
<T extends Model> QuerySet<T>	exclude(String... fields)
private <T extends Model> QuerySet<T>	filter(Class<T> modelClass, String... fields)
<T extends Model> QuerySet<T>	filter(String... fields)
<T extends Model> T	get(String field, Object value)
private <T extends Model> T	get(String field, Object value, Class<T> modelClass)
boolean	getAutoCloseConnection()
Connection	getConnection()
int	getLastInsertedID() Returns the id of the last inserted row.
<T extends Model> QuerySet<T>	getOrCreate()
<S extends Model,T extends Model> QuerySet<S>	getSet(Class<T> associatedModelClass, int id)
String	getTableName()
<T extends Model> T	latest()
<T extends Model> T	latest(String field)
private <T extends Model> T	latest(String field, Class<T> modelClass)
List<List<HashMap<String,Object>>>	raw(String sql)
private <T extends Model> QuerySet<T>	raw(String sql, Class<T> modelClass)
void	setAutoCloseConnection(boolean autoCloseConnection)
void	setConnection(Connection connection)
void	setTableName(String tableName)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

connection

private Connection connection

tableName

private String tableName

autoCloseConnection

private boolean autoCloseConnection

entity

public Class entity

Constructor Detail

Manager

public Manager()

Manager

public Manager(Connection connection)

Manager

public Manager(Class entity)

Manager

public Manager(Class entity,
               Connection connection)

Manager

public Manager(Class entity,
               Connection connection,
               boolean autoCloseConnection)

Manager

public Manager(Class entity,
               boolean autoCloseConnection)

Method Detail

getConnection

public Connection getConnection()

setConnection

public void setConnection(Connection connection)

getTableName

public String getTableName()

setTableName

public void setTableName(String tableName)

getAutoCloseConnection

public boolean getAutoCloseConnection()

setAutoCloseConnection

public void setAutoCloseConnection(boolean autoCloseConnection)

all

private <T extends Model> QuerySet<T> all(Class<T> modelClass)

Returns all the rows in a table.

Returns:

QuerySet

all

public <T extends Model> QuerySet<T> all()

filter

private <T extends Model> QuerySet<T> filter(Class<T> modelClass,
                                             String... fields)

Parameters:

modelClass -

fields -

Returns:

filter

public <T extends Model> QuerySet<T> filter(String... fields)

create

private <T extends Model> T create(Class<T> modelClass,
                                   String... list)

Parameters:

modelClass -

list -

Returns:

create

public <T extends Model> T create(String... list)

getLastInsertedID

public int getLastInsertedID()

Returns the id of the last inserted row.

Returns:

int

count

public int count(String... conditions)

Parameters:

conditions -

Returns:

int

count

public int count()

Returns:

int

exclude

public <T extends Model> QuerySet<T> exclude(String... fields)

Parameters:

fields -

Returns:

raw

public List<List<HashMap<String,Object>>> raw(String sql)

Parameters:

sql -

Returns:

raw

private <T extends Model> QuerySet<T> raw(String sql,
                                          Class<T> modelClass)

Parameters:

sql -

modelClass -

Returns:

get

private <T extends Model> T get(String field,
                                Object value,
                                Class<T> modelClass)

Parameters:

field -

value -

modelClass -

Returns:

get

public <T extends Model> T get(String field,
                               Object value)

Parameters:

field -

value -

Returns:

latest

private <T extends Model> T latest(String field,
                                   Class<T> modelClass)

Parameters:

field -

modelClass -

Returns:

latest

public <T extends Model> T latest(String field)

Parameters:

field -

Returns:

latest

public <T extends Model> T latest()

Returns:

earliest

private <T extends Model> T earliest(String field,
                                     Class<T> modelClass)

Parameters:

field -

modelClass -

Returns:

earliest

public <T extends Model> T earliest(String field)

Parameters:

field -

Returns:

earliest

public <T extends Model> T earliest()

Returns:

getSet

public <S extends Model,T extends Model> QuerySet<S> getSet(Class<T> associatedModelClass,
                                                            int id)

Parameters:

associatedModelClass -

id -

Returns:

Example: SELECT livros.* FROM livros, livros_autores WHERE livros.id = livros_autores.livro_id AND livros_autores.autor_id = 1;

bulkCreate

public void bulkCreate(List<Model> objects)

Método que insere no banco de dados a lista de objetos fornecida de uma maneira eficiente.

Parameters:

models -

getOrCreate

public <T extends Model> QuerySet<T> getOrCreate()

convertZeroDateToNull

private Object convertZeroDateToNull(Object date)