com.ibm.di.store
Class StoreFactory

java.lang.Object
  com.ibm.di.store.StoreFactory

public class StoreFactory
extends java.lang.Object

Field Summary

static java.lang.String	DEFAULT_PROPERTYSTORE
static java.lang.String	REGEX
static java.lang.String	VARCHAR_LENGTH

Constructor Summary

StoreFactory()

Method Summary

static void	debugmsg(java.lang.String msg)
static java.lang.Object	deserializeObject(java.lang.Object o) Deserializes a byte array into a Java object.
static boolean	dropTable(java.sql.Connection connection, java.lang.String table) Drops a table in the database associated with connection.
static java.lang.Exception	dropTable(java.lang.String tableName) Drops a table in the default database.
static java.sql.Connection	getConnection() Returns a connection object to the default database.
static java.sql.Connection	getConnection(boolean autoCommit) Returns a connection object to the default database using the default username/password.
static java.sql.Connection	getConnection(java.lang.String database) Returns a connection object to the named database with AutoCommit set to TRUE using the default username/password.
static java.sql.Connection	getConnection(java.lang.String database, boolean autoCommit) Returns a connection object to the named database with the default username/password.
static java.sql.Connection	getConnection(java.lang.String database, boolean autoCommit, java.lang.String user, java.lang.String password, java.util.Properties info) Returns a connection to the named database.
static java.lang.String	getDbHost()
static java.lang.String	getDbPort()
static java.lang.String	getDefaultDatabase()
static PropertyStore	getDefaultPropertyStore() Returns the default property store.
static DeltaStore	getDeltaStore(java.lang.String identifier, boolean isRestarting) Returns the DeltaStore with identifier
static java.lang.String	getJdbcDriver()
static java.lang.String	getJdbcPassword()
static java.lang.String	getJdbcURL()
static java.lang.String	getJdbcUser()
static java.lang.String	getProperty(java.lang.String key) This method will look at the configuration in the caller's thread (RS.getServer) to see if it overrides the default settings from global/solution properties.
static PropertyStore	getPropertyStore(java.lang.String name) Returns the PropertyStore identified by name.
static java.lang.String	getSystemDatabase() Returns the default system database name
static java.lang.String	getSystemDatabaseURL() Returns the SystemStore JDBC URL.
static java.util.Vector<java.lang.String>	getTables(java.sql.Connection connection, java.lang.String table)
static java.lang.String	getVarcharLength()
static boolean	isDerbyDriver(java.lang.String driver)
static boolean	isDerbyNetworkDriver(java.lang.String driver) Determines if the passed driver is a Derby Network Driver.
static boolean	isMSSQLDriver(java.lang.String driver)
static void	logmsg(java.lang.String msg)
static void	releaseDB(java.lang.String id)
static void	retainDB(java.lang.String id, java.lang.String db)
static byte[]	serializeObject(java.lang.Object obj) Serializes an object to a byte array.
static void	setDerbyUserPassword(java.lang.String user, java.lang.String password)
static void	shutdown() Shuts down all open databases.
static void	startDerbyServer(java.lang.String hostname, java.lang.String portNo, boolean sysIBM) Start the networked Derby Server.
static void	stopDerbyServer(java.lang.String hostname, int port)
static boolean	tableExists(java.sql.Connection connection, java.lang.String table) Checks if a table is accessible in the database.
static boolean	verifyTable(java.sql.Connection connection, java.lang.String table, java.util.Vector<java.lang.String> sql) Verifies that a table is accessible in the database.

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_PROPERTYSTORE

public static final java.lang.String DEFAULT_PROPERTYSTORE

See Also:

Constant Field Values

REGEX

public static final java.lang.String REGEX

See Also:

Constant Field Values

VARCHAR_LENGTH

public static final java.lang.String VARCHAR_LENGTH

Constructor Detail

StoreFactory

public StoreFactory()

Method Detail

getDefaultPropertyStore

public static PropertyStore getDefaultPropertyStore()
                                             throws java.lang.Exception

Returns the default property store.

Throws:

java.lang.Exception

getPropertyStore

public static PropertyStore getPropertyStore(java.lang.String name)
                                      throws java.lang.Exception

Returns the PropertyStore identified by name. Only one instance of a given name is present at one time.

Parameters:

name - The property store name

Returns:

The property store object associated with name

Throws:

java.lang.Exception

getDeltaStore

public static DeltaStore getDeltaStore(java.lang.String identifier,
                                       boolean isRestarting)
                                throws java.lang.Exception

Returns the DeltaStore with identifier

Parameters:

identifier - The delta table identity/tablename

isRestarting - True if the delta is opened in restart mode

Returns:

The DeltaStore object associated with identifier

Throws:

java.lang.Exception

getSystemDatabaseURL

public static java.lang.String getSystemDatabaseURL()

Returns the SystemStore JDBC URL.

getSystemDatabase

public static java.lang.String getSystemDatabase()

Returns the default system database name

getConnection

public static java.sql.Connection getConnection()
                                         throws java.lang.Exception

Returns a connection object to the default database. The connection object is in auto-commit mode and uses the default username/password.

Returns:

A connection object to the named database.

Throws:

java.lang.Exception

getConnection

public static java.sql.Connection getConnection(boolean autoCommit)
                                         throws java.lang.Exception

Returns a connection object to the default database using the default username/password.

Parameters:

autoCommit - The auto-commit flag

Returns:

A connection object to the named database.

Throws:

java.lang.Exception

getConnection

public static java.sql.Connection getConnection(java.lang.String database)
                                         throws java.lang.Exception

Returns a connection object to the named database with AutoCommit set to TRUE using the default username/password.

Parameters:

database - The database name

Returns:

A connection object to the named database.

Throws:

java.lang.Exception

getConnection

public static java.sql.Connection getConnection(java.lang.String database,
                                                boolean autoCommit)
                                         throws java.lang.Exception

Returns a connection object to the named database with the default username/password.

Parameters:

database - The database name

autoCommit - The auto-commit flag

Returns:

A connection object to the named database.

Throws:

java.lang.Exception

getConnection

public static java.sql.Connection getConnection(java.lang.String database,
                                                boolean autoCommit,
                                                java.lang.String user,
                                                java.lang.String password,
                                                java.util.Properties info)
                                         throws java.lang.Exception

Returns a connection to the named database.

Parameters:

database - If the value starts with "jdbc:" then it is used asis to obtain a connection object. Otherwise, this method prepends the JDBC_URL setting from the global.properties file and appends ";create=true". When prepending JDBC_URL it is assumed that Derby is used.

autoCommit - The auto commit flag set on the connection object

user - The username

password - The password

info - If specified, this method will use the database asis (e.g. no prepend/append) combined with this parameter to obtain a connection object. The info object should contain fields for user and pass and other related parameters to the driver.

Throws:

java.lang.Exception

setDerbyUserPassword

public static void setDerbyUserPassword(java.lang.String user,
                                        java.lang.String password)

dropTable

public static boolean dropTable(java.sql.Connection connection,
                                java.lang.String table)

Drops a table in the database associated with connection.

Parameters:

connection - The connection object obtained by getConnection()

table - The table to drop

verifyTable

public static boolean verifyTable(java.sql.Connection connection,
                                  java.lang.String table,
                                  java.util.Vector<java.lang.String> sql)
                           throws java.lang.Exception

Verifies that a table is accessible in the database.

Parameters:

connection - The connection object obtained by getConnection(). If NULL, a connection to the default table is obtained.

table - The table name to verify

sql - A vector of SQL statements to create the table if it does not exist

Throws:

java.lang.Exception

tableExists

public static boolean tableExists(java.sql.Connection connection,
                                  java.lang.String table)
                           throws java.lang.Exception

Checks if a table is accessible in the database.

Parameters:

connection - The connection object obtained by getConnection(). If NULL, a connection to the default table is obtained.

table - The table name to verify

Throws:

java.lang.Exception

getTables

public static java.util.Vector<java.lang.String> getTables(java.sql.Connection connection,
                                                           java.lang.String table)
                                                    throws java.lang.Exception

Throws:

java.lang.Exception

shutdown

public static void shutdown()

Shuts down all open databases.

dropTable

public static java.lang.Exception dropTable(java.lang.String tableName)

Drops a table in the default database.

Parameters:

tableName - The name of the table to drop.

serializeObject

public static byte[] serializeObject(java.lang.Object obj)
                              throws java.lang.Exception

Serializes an object to a byte array.

Parameters:

obj - The object to serialize

Returns:

The byte array containing the serialized object

Throws:

java.lang.Exception

deserializeObject

public static java.lang.Object deserializeObject(java.lang.Object o)
                                          throws java.lang.Exception

Deserializes a byte array into a Java object.

Parameters:

o - The byte array with the serialized Java object

Returns:

The resurrected java object

Throws:

java.lang.Exception

retainDB

public static void retainDB(java.lang.String id,
                            java.lang.String db)

releaseDB

public static void releaseDB(java.lang.String id)

logmsg

public static void logmsg(java.lang.String msg)

debugmsg

public static void debugmsg(java.lang.String msg)

startDerbyServer

public static void startDerbyServer(java.lang.String hostname,
                                    java.lang.String portNo,
                                    boolean sysIBM)
                             throws java.lang.Exception

Start the networked Derby Server. This method does not use the API, but spawns a new process, to let the database stay around after exiting the server/CE.

Parameters:

hostname -

portNo -

sysIBM -

Throws:

java.lang.Exception

stopDerbyServer

public static void stopDerbyServer(java.lang.String hostname,
                                   int port)
                            throws java.lang.Exception

Throws:

java.lang.Exception

isDerbyNetworkDriver

public static boolean isDerbyNetworkDriver(java.lang.String driver)

Determines if the passed driver is a Derby Network Driver.

Returns:

true if the passed driver is a Derby network driver otherwise false.

isDerbyDriver

public static boolean isDerbyDriver(java.lang.String driver)

isMSSQLDriver

public static boolean isMSSQLDriver(java.lang.String driver)

getDefaultDatabase

public static java.lang.String getDefaultDatabase()

getJdbcDriver

public static java.lang.String getJdbcDriver()

getJdbcURL

public static java.lang.String getJdbcURL()

getJdbcUser

public static java.lang.String getJdbcUser()

getJdbcPassword

public static java.lang.String getJdbcPassword()

getVarcharLength

public static java.lang.String getVarcharLength()

getDbHost

public static java.lang.String getDbHost()

getDbPort

public static java.lang.String getDbPort()

getProperty

public static java.lang.String getProperty(java.lang.String key)

This method will look at the configuration in the caller's thread (RS.getServer) to see if it overrides the default settings from global/solution properties. If the custom system store settings are enabled the value is retrieved from the configuration, otherwise it is retrieved by System.getProperty().

Parameters:

key - the property's indentifier

Returns:

the value corresponding to the specified identifier.