Package org.hcjf.layers.storage.postgres

Class PostgresStorageLayer<S extends PostgresStorageSession>

java.lang.Object

org.hcjf.layers.Layer

org.hcjf.layers.storage.StorageLayer<S>

org.hcjf.layers.storage.postgres.PostgresStorageLayer<S>

public abstract class PostgresStorageLayer<S extends PostgresStorageSession>
extends org.hcjf.layers.storage.StorageLayer<S>

Base layer to create a pooling connection with a postgres data base engine.

Author:

Javier Quiroga.

Nested Class Summary

Nested classes/interfaces inherited from class org.hcjf.layers.Layer

org.hcjf.layers.Layer.Access

Field Summary

Fields inherited from class org.hcjf.layers.storage.StorageLayer

STORAGE_LOG_TAG

Constructor Summary

Constructors

Constructor	Description
PostgresStorageLayer(java.lang.String implName)

Method Summary

Modifier and Type	Method	Description
S	begin()	The first time this method creates a postgres pooling data source, then only return a session with a postgres connection.
protected abstract java.lang.String	getDatabaseName()	Return the data base name.
protected abstract java.lang.String	getDataSourceName()	Return a name for a data source.
protected abstract java.lang.Integer	getInitialConnections()	Return the initial connection size for the pool.
protected abstract java.lang.Integer	getMaxConnections()	Return the max connection size for the pool.
protected abstract java.lang.String	getPassword()	Return the password.
protected abstract java.lang.Integer	getPortNumber()	Return the port number of the server.
protected abstract java.lang.String	getServerName()	Return the host of the data base engine.
protected abstract S	getSessionInstance(java.lang.String implName, java.sql.Connection connection)
protected abstract java.lang.String	getUserName()	Return the user name.

Methods inherited from interface java.lang.reflect.InvocationHandler

invoke

Methods inherited from class org.hcjf.layers.Layer

checkAccess, getAliases, getCrudLayer, getImplName, getLayer, getProxy, getSession, getStorageLayer, getTarget, invoke, isOverwritable, isStateful

Methods inherited from interface org.hcjf.layers.LayerInterface

getImplName, isStateful

Methods inherited from class java.lang.Object

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

Constructor Detail

PostgresStorageLayer

public PostgresStorageLayer(java.lang.String implName)

Method Detail

begin

public S begin()

The first time this method creates a postgres pooling data source, then only return a session with a postgres connection.

Returns:

Postgres storage session.

getSessionInstance

protected abstract S getSessionInstance(java.lang.String implName,
                                        java.sql.Connection connection)

getDataSourceName

protected abstract java.lang.String getDataSourceName()

Return a name for a data source.

Returns:

Data source name.

getServerName

protected abstract java.lang.String getServerName()

Return the host of the data base engine.

Returns:

Data base engine host.

getDatabaseName

protected abstract java.lang.String getDatabaseName()

Return the data base name.

Returns:

Data base name.

getUserName

protected abstract java.lang.String getUserName()

Return the user name.

Returns:

User name.

getPassword

protected abstract java.lang.String getPassword()

Return the password.

Returns:

Password.

getInitialConnections

protected abstract java.lang.Integer getInitialConnections()

Return the initial connection size for the pool.

Returns:

Initial connection size.

getMaxConnections

protected abstract java.lang.Integer getMaxConnections()

Return the max connection size for the pool.

Returns:

Max connection size.

getPortNumber

protected abstract java.lang.Integer getPortNumber()

Return the port number of the server.

Returns:

Port number.