Package org.linuxforhealth.fhir.persistence.params.database

Class ParameterNameDAOImpl

java.lang.Object

org.linuxforhealth.fhir.persistence.params.database.ParameterNameDAOImpl

All Implemented Interfaces:

ParameterNameDAO

Direct Known Subclasses:

DerbyParameterNamesDAO, PostgresParameterNamesDAO

public class ParameterNameDAOImpl
extends java.lang.Object
implements ParameterNameDAO

Database interaction for parameter_names. Caching etc is handled elsewhere...we're just doing JDBC stuff here.

Constructor Summary

Constructors

Constructor	Description
ParameterNameDAOImpl(java.sql.Connection connection, java.lang.String schemaName)	Public constructor

Method Summary

Modifier and Type	Method	Description
protected java.sql.Connection	getConnection()	Provide the connection to subclasses
protected java.lang.String	getSchemaName()	Get the name of the FHIR data schema we are using
java.util.Map<java.lang.String,java.lang.Integer>	readAllSearchParameterNames()	Reads all rows in the Parameter_Names table and returns the data as a Map
int	readOrAddParameterNameId(java.lang.String parameterName)	Calls a stored procedure to read the name contained in the passed Parameter in the Parameter_Names table.
java.lang.Integer	readParameterNameId(java.lang.String parameterName)	Read the parameter_name_id for the given parameterName

Methods inherited from class java.lang.Object

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

Constructor Detail

ParameterNameDAOImpl

public ParameterNameDAOImpl(java.sql.Connection connection,
                            java.lang.String schemaName)

Public constructor

Method Detail

getConnection

protected java.sql.Connection getConnection()

Provide the connection to subclasses

Returns:

getSchemaName

protected java.lang.String getSchemaName()

Get the name of the FHIR data schema we are using

Returns:

readAllSearchParameterNames

public java.util.Map<java.lang.String,java.lang.Integer> readAllSearchParameterNames()
                                                                                    throws FHIRPersistenceDataAccessException

Description copied from interface: ParameterNameDAO

Reads all rows in the Parameter_Names table and returns the data as a Map

Specified by:

readAllSearchParameterNames in interface ParameterNameDAO

Returns:

A map containing key=parameter-name, value=parameter-name-id

Throws:

FHIRPersistenceDataAccessException

readOrAddParameterNameId

public int readOrAddParameterNameId(java.lang.String parameterName)
                             throws FHIRPersistenceDataAccessException

Calls a stored procedure to read the name contained in the passed Parameter in the Parameter_Names table. If it's not in the DB, it will be stored and a unique id will be returned.

Specified by:

readOrAddParameterNameId in interface ParameterNameDAO

Parameters:

parameterName -

Returns:

The generated id of the stored system.

Throws:

FHIRPersistenceDataAccessException

readParameterNameId

public java.lang.Integer readParameterNameId(java.lang.String parameterName)
                                      throws FHIRPersistenceDataAccessException

Description copied from interface: ParameterNameDAO

Read the parameter_name_id for the given parameterName

Specified by:

readParameterNameId in interface ParameterNameDAO

Parameters:

parameterName - A valid FHIR search parameter name.

Returns:

the parameter_name_id for for parameter, or null if it doesn't exist

Throws:

FHIRPersistenceDataAccessException