org.nutz.dao.impl.jdbc.derby

Class DerbyJdbcExpert

java.lang.Object

org.nutz.dao.impl.jdbc.AbstractJdbcExpert

org.nutz.dao.impl.jdbc.mysql.MysqlJdbcExpert

org.nutz.dao.impl.jdbc.derby.DerbyJdbcExpert

All Implemented Interfaces:

JdbcExpert

public class DerbyJdbcExpert
extends MysqlJdbcExpert

Field Summary

Fields inherited from class org.nutz.dao.impl.jdbc.mysql.MysqlJdbcExpert

META_CHARSET, META_ENGINE, META_INTLEN

Fields inherited from class org.nutz.dao.impl.jdbc.AbstractJdbcExpert

conf, keywords

Constructor Summary

Constructors

Constructor and Description
DerbyJdbcExpert(JdbcExpertConfigFile conf)

Method Summary

Modifier and Type	Method and Description
boolean	createEntity(Dao dao, Entity<?> en) 根据实体信息，返回某实体的建表语句
protected String	createResultSetMetaSql(Entity<?> en)
String	evalFieldType(MappingField mf)
Pojo	fetchPojoId(Entity<?> en, MappingField idField)
void	formatQuery(Pojo pojo)
void	formatQuery(Sql sql)
ValueAdaptor	getAdaptor(MappingField ef) 根据字段类型为其获取一个字段适配器
String	getDatabaseType()

Methods inherited from class org.nutz.dao.impl.jdbc.mysql.MysqlJdbcExpert

canCommentWhenAddIndex, checkDataSource, createRelation

Methods inherited from class org.nutz.dao.impl.jdbc.AbstractJdbcExpert

addColumnNeedColumn, addComment, addComment, addDefaultValue, createAddColumnSql, createIndexs, createIndexSql, createPojo, createRelation, dropEntity, dropRelation, formatQuery, getConf, getDefaultValue, getIndexNames, getKeywords, gSQL, isSupportAutoIncrement, isSupportGeneratedKeys, makePksName, setKeywords, setupEntityField, supportTimestampDefault, wrap, wrap, wrapKeywork

Methods inherited from class java.lang.Object

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

Constructor Detail

DerbyJdbcExpert

public DerbyJdbcExpert(JdbcExpertConfigFile conf)

Method Detail

getDatabaseType

public String getDatabaseType()

Specified by:

getDatabaseType in interface JdbcExpert

Overrides:

getDatabaseType in class MysqlJdbcExpert

Returns:

当前数据库类型，名称参见 DB 这个枚举类型

See Also:

DB

getAdaptor

public ValueAdaptor getAdaptor(MappingField ef)

Description copied from interface: JdbcExpert

根据字段类型为其获取一个字段适配器

Specified by:

getAdaptor in interface JdbcExpert

Overrides:

getAdaptor in class MysqlJdbcExpert

Parameters:

ef - 实体数据库映射字段

Returns:

ValueAdaptor 工厂类的实例

formatQuery

public void formatQuery(Pojo pojo)

Overrides:

formatQuery in class MysqlJdbcExpert

formatQuery

public void formatQuery(Sql sql)

Overrides:

formatQuery in class MysqlJdbcExpert

evalFieldType

public String evalFieldType(MappingField mf)

Specified by:

evalFieldType in interface JdbcExpert

Overrides:

evalFieldType in class MysqlJdbcExpert

createEntity

public boolean createEntity(Dao dao,
                            Entity<?> en)

Description copied from interface: JdbcExpert

根据实体信息，返回某实体的建表语句

Specified by:

createEntity in interface JdbcExpert

Overrides:

createEntity in class MysqlJdbcExpert

en - 实体

Returns:

是否创建成功

createResultSetMetaSql

protected String createResultSetMetaSql(Entity<?> en)

Overrides:

createResultSetMetaSql in class MysqlJdbcExpert

fetchPojoId

public Pojo fetchPojoId(Entity<?> en,
                        MappingField idField)

Specified by:

fetchPojoId in interface JdbcExpert

Overrides:

fetchPojoId in class MysqlJdbcExpert