com.ingenta.odb
Class AbstractManager

java.lang.Object
  com.ingenta.odb.AbstractManager

All Implemented Interfaces:

Manager

public abstract class AbstractManager

extends java.lang.Object

implements Manager

An AbstractManager is the base call for managing entities.

Constructor Summary

AbstractManager()

Method Summary

void	execute(Transaction transaction, java.lang.String statement, java.lang.Object[] parameters) Execute the given SQL statement after binding the given parameters.
java.sql.PreparedStatement	getPrepareStatement(Transaction transaction, java.lang.String statement, java.lang.Object[] parameters) Returns a prepared statement from the given SQL expression and bound with the given paramaters.
protected abstract java.lang.Object	load(Transaction transaction, java.sql.ResultSet rs) Returns a fully constructed entity object from the given result set.
java.lang.Object	select1(Transaction transaction, java.lang.String statement, java.lang.Object[] parameters) Execute the given SQL statement after binding the given parameters.
java.lang.Integer	selectInteger(Transaction transaction, java.lang.String statement, java.lang.Object[] parameters) Execute the given SQL statement after binding the given parameters.
java.util.List	selectIntegers(Transaction transaction, java.lang.String statement, java.lang.Object[] parameters) Execute the given SQL statement after binding the given parameters.
java.util.List	selectN(Transaction transaction, java.lang.String statement, java.lang.Object[] parameters) Execute the given SQL statement after binding the given parameters.
java.lang.Object	selectObject(Transaction transaction, java.lang.String statement, java.lang.Object[] parameters) Execute the given SQL statement after binding the given parameters.
java.util.List	selectObjects(Transaction transaction, java.lang.String statement, java.lang.Object[] parameters) Execute the given SQL statement after binding the given parameters.

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.ingenta.odb.Manager

create, getManagedClass, init, load, load, load, remove, update

Constructor Detail

AbstractManager

public AbstractManager()

Method Detail

load

protected abstract java.lang.Object load(Transaction transaction,
                                         java.sql.ResultSet rs)
                                  throws OdbException

Returns a fully constructed entity object from the given result set.

Throws:

OdbException

execute

public void execute(Transaction transaction,
                    java.lang.String statement,
                    java.lang.Object[] parameters)
             throws OdbException

Execute the given SQL statement after binding the given parameters.

Throws:

OdbException

selectObject

public java.lang.Object selectObject(Transaction transaction,
                                     java.lang.String statement,
                                     java.lang.Object[] parameters)
                              throws OdbException

Execute the given SQL statement after binding the given parameters. Returns the first row's first column. It is not an error for the statement to return more than one row or more than one column.

Throws:

OdbException

selectObjects

public java.util.List selectObjects(Transaction transaction,
                                    java.lang.String statement,
                                    java.lang.Object[] parameters)
                             throws OdbException

Execute the given SQL statement after binding the given parameters. Returns the first column of each row. It is not an error for the statement to return more than one column.

Throws:

OdbException

selectInteger

public java.lang.Integer selectInteger(Transaction transaction,
                                       java.lang.String statement,
                                       java.lang.Object[] parameters)
                                throws OdbException

Execute the given SQL statement after binding the given parameters. Returns the first row's first column as an Integer. It is not an error for the statement to return more than one row or more than one column.

Throws:

OdbException

selectIntegers

public java.util.List selectIntegers(Transaction transaction,
                                     java.lang.String statement,
                                     java.lang.Object[] parameters)
                              throws OdbException

Execute the given SQL statement after binding the given parameters. Returns the first column of each row. It is not an error for the statement to return more than one column.

Throws:

OdbException

select1

public java.lang.Object select1(Transaction transaction,
                                java.lang.String statement,
                                java.lang.Object[] parameters)
                         throws OdbException

Execute the given SQL statement after binding the given parameters. Returns the entity constructed with load( Trasaction, ResultSet ).

Throws:

OdbException

selectN

public java.util.List selectN(Transaction transaction,
                              java.lang.String statement,
                              java.lang.Object[] parameters)
                       throws OdbException

Execute the given SQL statement after binding the given parameters. Returns the entities constructed with load( Trasaction, ResultSet ).

Throws:

OdbException

getPrepareStatement

public java.sql.PreparedStatement getPrepareStatement(Transaction transaction,
                                                      java.lang.String statement,
                                                      java.lang.Object[] parameters)
                                               throws java.io.IOException,
                                                      java.sql.SQLException

Returns a prepared statement from the given SQL expression and bound with the given paramaters.

Throws:

java.io.IOException

java.sql.SQLException