org.apache.ctakes.core.resource

Class JdbcConnectionResourceImpl

java.lang.Object

org.apache.ctakes.core.resource.JdbcConnectionResourceImpl

All Implemented Interfaces:

JdbcConnectionResource, org.apache.uima.resource.SharedResourceObject

public class JdbcConnectionResourceImpl
extends Object
implements JdbcConnectionResource, org.apache.uima.resource.SharedResourceObject

Implementation of JdbcConnectionResource. Uses the WrappedConnection from the MIR Utility project mostly for it's auto-reconnect capability.

Author:

Mayo Clinic

Field Summary

Fields

Modifier and Type	Field and Description
static String	PARAM_DRIVER_CLASS JDBC driver ClassName.
static String	PARAM_ISOLATION Transaction isolation level.
static String	PARAM_KEEP_ALIVE Flag that determines whether to keep JDBC connection open no matter what.
static String	PARAM_PASSWORD Password for db authentication.
static String	PARAM_URL JDBC URL that specifies db network location and db name.
static String	PARAM_USERNAME Username for db authentication.

Constructor Summary

Constructors

Constructor and Description
JdbcConnectionResourceImpl()

Method Summary

Modifier and Type	Method and Description
Connection	getConnection() Gets the JDBC connection.
void	load(org.apache.uima.resource.DataResource dr)

Methods inherited from class java.lang.Object

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

Field Detail

PARAM_DRIVER_CLASS

public static final String PARAM_DRIVER_CLASS

JDBC driver ClassName.

See Also:

Constant Field Values

PARAM_URL

public static final String PARAM_URL

JDBC URL that specifies db network location and db name.

See Also:

Constant Field Values

PARAM_USERNAME

public static final String PARAM_USERNAME

Username for db authentication.

See Also:

Constant Field Values

PARAM_PASSWORD

public static final String PARAM_PASSWORD

Password for db authentication.

See Also:

Constant Field Values

PARAM_KEEP_ALIVE

public static final String PARAM_KEEP_ALIVE

Flag that determines whether to keep JDBC connection open no matter what.

See Also:

Constant Field Values

PARAM_ISOLATION

public static final String PARAM_ISOLATION

Transaction isolation level. Value should be a static fieldname from java.sql.Connection such as TRANSACTION_READ_UNCOMMITTED. This parameter is optional.

See Also:

Constant Field Values

Constructor Detail

JdbcConnectionResourceImpl

public JdbcConnectionResourceImpl()

Method Detail

load

public void load(org.apache.uima.resource.DataResource dr)
          throws org.apache.uima.resource.ResourceInitializationException

Specified by:

load in interface org.apache.uima.resource.SharedResourceObject

Throws:

org.apache.uima.resource.ResourceInitializationException

getConnection

public Connection getConnection()

Description copied from interface: JdbcConnectionResource

Gets the JDBC connection.

Specified by:

getConnection in interface JdbcConnectionResource