edu.udo.cs.miningmart.m4.core
Class Roles

java.lang.Object
  edu.udo.cs.miningmart.m4.core.Roles

All Implemented Interfaces:

Roles

public class Roles
extends java.lang.Object
implements Roles

This class represents the roless stored in the M4 model and takes care of mapping between the ID and name representations. One instance of this class (e.g. static in class BaseAttribute is sufficient, adding/changing the predefined set of roles at runtime is not supported.

Author:

Timm Euler

Field Summary

static java.lang.String	ATTRIB_ROLE_ID Database attribute name storing the role IDs
static java.lang.String	ATTRIB_ROLE_NAME Database attribute name storing the role names
static java.lang.String	M4_TABLE_NAME Name of the M4 table mapping IDs to roles

Fields inherited from interface edu.udo.cs.miningmart.m4.Roles

ROLE_KEY, ROLE_LABEL, ROLE_NOROLE, ROLE_PREDICTOR, ROLES

Constructor Summary

Roles(DB db)

Method Summary

long	getIdForName(java.lang.String name)
java.lang.String	getNameForId(long id)

Methods inherited from class java.lang.Object

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

Field Detail

M4_TABLE_NAME

public static final java.lang.String M4_TABLE_NAME

Name of the M4 table mapping IDs to roles

See Also:

Constant Field Values

ATTRIB_ROLE_ID

public static final java.lang.String ATTRIB_ROLE_ID

Database attribute name storing the role IDs

See Also:

Constant Field Values

ATTRIB_ROLE_NAME

public static final java.lang.String ATTRIB_ROLE_NAME

Database attribute name storing the role names

See Also:

Constant Field Values

Constructor Detail

Roles

public Roles(DB db)
      throws M4Exception,
             DbConnectionClosed

Throws:

M4Exception

DbConnectionClosed

Method Detail

getIdForName

public long getIdForName(java.lang.String name)

Specified by:

getIdForName in interface Roles

Parameters:

name - the name of a role (case senitive)

Returns:

the id representing this role or 0 if not found

getNameForId

public java.lang.String getNameForId(long id)

Specified by:

getNameForId in interface Roles

Parameters:

id - the ID of a role

Returns:

the role's name