org.sqlproc.engine.jmx
Class SqlSimpleFactoryJmx

java.lang.Object
  org.sqlproc.engine.jmx.SqlSimpleFactoryJmx

All Implemented Interfaces:

SqlSimpleFactoryMXBean

public class SqlSimpleFactoryJmx
extends Object
implements SqlSimpleFactoryMXBean

The implementation of the simplified JMX interface for the SQL Engine factory.

The factory can be based on Spring DI framework for example.

For more info please see the Tutorials.

Author:

Vladimir Hudec

Field Summary

static String	OK
private SqlEngineFactory	sqlEngineFactory The SQL Engine factory instance

Constructor Summary

SqlSimpleFactoryJmx()

Method Summary

String	getDynamicNames() Returns the collection of names of all initialized/constructed dynamic SQL Engine instances.
String	getNames() Returns the collection of names of all initialized/constructed static SQL Engine instances.
String	initCrudEngines(String names) In the case the SQL CRUD Engines are not initialized, a new static instances are established in the cache.
String	initProcedureEngines(String names) In the case the SQL Procedure Engines are not initialized, a new static instances are established in the cache.
String	initQueryEngines(String names) In the case the SQL Query Engines are not initialized, a new static instances are established in the cache.
boolean	isLazyInit() Returns the indicator to speed up the initialization process
String	newCrudEngine(String name, String sqlStatement) A new dynamic SQL CRUD Engine instance is established in the cache.
String	newProcedureEngine(String name, String sqlStatement) A new dynamic SQL Procedure Engine instance is established in the cache.
String	newQueryEngine(String name, String sqlStatement) A new dynamic SQL Query Engine instance is established in the cache.
String	resetCrudEngines(String names) In the case any dynamic SQL CRUD Engine is in the cache, the static one is re-established.
String	resetProcedureEngines(String names) In the case a dynamic SQL Procedure Engine is in the cache, the static one is re-established.
String	resetQueryEngines(String names) In the case any dynamic SQL Query Engine is in the cache, the static one is re-established.
void	setSqlEngineFactory(SqlEngineFactory sqlEngineFactory) Sets the SQL Engine factory instance

Methods inherited from class java.lang.Object

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

Field Detail

sqlEngineFactory

private SqlEngineFactory sqlEngineFactory

The SQL Engine factory instance

OK

public static final String OK

See Also:

Constant Field Values

Constructor Detail

SqlSimpleFactoryJmx

public SqlSimpleFactoryJmx()

Method Detail

initQueryEngines

public String initQueryEngines(String names)

In the case the SQL Query Engines are not initialized, a new static instances are established in the cache.

Specified by:

initQueryEngines in interface SqlSimpleFactoryMXBean

Parameters:

names - the names of the required SQL Query Engines instances

Returns:

for the case there's an error thrown, the error Message. Otherwise the OK.

initCrudEngines

public String initCrudEngines(String names)

In the case the SQL CRUD Engines are not initialized, a new static instances are established in the cache.

Specified by:

initCrudEngines in interface SqlSimpleFactoryMXBean

Parameters:

names - the names of the required SQL CRUD Engines instances

Returns:

for the case there's an error thrown, the error Message. Otherwise the OK.

initProcedureEngines

public String initProcedureEngines(String names)

In the case the SQL Procedure Engines are not initialized, a new static instances are established in the cache.

Specified by:

initProcedureEngines in interface SqlSimpleFactoryMXBean

Parameters:

names - the names of the required SQL Procedure Engines instances

Returns:

for the case there's an error thrown, the error Message. Otherwise the OK.

resetQueryEngines

public String resetQueryEngines(String names)

In the case any dynamic SQL Query Engine is in the cache, the static one is re-established.

Specified by:

resetQueryEngines in interface SqlSimpleFactoryMXBean

Parameters:

names - the names of the required SQL Query Engines instances

Returns:

for the case there's an error thrown, the error Message. Otherwise the OK.

resetCrudEngines

public String resetCrudEngines(String names)

In the case any dynamic SQL CRUD Engine is in the cache, the static one is re-established.

Specified by:

resetCrudEngines in interface SqlSimpleFactoryMXBean

Parameters:

names - the names of the required SQL CRUD Engines instances

Returns:

for the case there's an error thrown, the error Message. Otherwise the OK.

resetProcedureEngines

public String resetProcedureEngines(String names)

In the case a dynamic SQL Procedure Engine is in the cache, the static one is re-established.

Specified by:

resetProcedureEngines in interface SqlSimpleFactoryMXBean

Parameters:

names - the names of the required SQL Procedure Engines instances

Returns:

for the case there's an error thrown, the error Message. Otherwise the OK.

newQueryEngine

public String newQueryEngine(String name,
                             String sqlStatement)
                      throws SqlEngineException

A new dynamic SQL Query Engine instance is established in the cache. The static one is suppressed.

Specified by:

newQueryEngine in interface SqlSimpleFactoryMXBean

Parameters:

name - the name of the required SQL Query Engine instance

sqlStatement - the new SQL statement, which is going to replace the original one

Returns:

for the case there's an error thrown, the error Message. Otherwise the OK.

Throws:

SqlEngineException

newCrudEngine

public String newCrudEngine(String name,
                            String sqlStatement)

A new dynamic SQL CRUD Engine instance is established in the cache. The static one is suppressed.

Specified by:

newCrudEngine in interface SqlSimpleFactoryMXBean

Parameters:

name - the name of the required SQL CRUD Engine instance

sqlStatement - the new SQL statement, which is going to replace the original one

Returns:

for the case there's an error thrown, the error Message. Otherwise the OK.

newProcedureEngine

public String newProcedureEngine(String name,
                                 String sqlStatement)

A new dynamic SQL Procedure Engine instance is established in the cache. The static one is suppressed.

Specified by:

newProcedureEngine in interface SqlSimpleFactoryMXBean

Parameters:

name - the name of the required SQL Procedure Engine instance

sqlStatement - the new SQL statement, which is going to replace the original one

Returns:

for the case there's an error thrown, the error Message. Otherwise the OK.

getNames

public String getNames()

Returns the collection of names of all initialized/constructed static SQL Engine instances.

Specified by:

getNames in interface SqlSimpleFactoryMXBean

Returns:

The collection of all initialized static SQL Engine instances' names

getDynamicNames

public String getDynamicNames()

Returns the collection of names of all initialized/constructed dynamic SQL Engine instances.

Specified by:

getDynamicNames in interface SqlSimpleFactoryMXBean

Returns:

The collection of all initialized dynamic SQL Engine instances' names

isLazyInit

public boolean isLazyInit()

Returns the indicator to speed up the initialization process

Specified by:

isLazyInit in interface SqlSimpleFactoryMXBean

Returns:

the indicator to speed up the initialization process

setSqlEngineFactory

public void setSqlEngineFactory(SqlEngineFactory sqlEngineFactory)

Sets the SQL Engine factory instance

Parameters:

sqlEngineFactory - the SQL Engine factory instance