org.apache.knox.gateway.security.principal

Class SimplePrincipalMapper

java.lang.Object

org.apache.knox.gateway.security.principal.SimplePrincipalMapper

All Implemented Interfaces:

PrincipalMapper

public class SimplePrincipalMapper
extends Object
implements PrincipalMapper

Field Summary

Fields

Modifier and Type	Field and Description
Map<String,String[]>	groupMappings
Map<String,String[]>	principalMappings

Constructor Summary

Constructors

Constructor and Description
SimplePrincipalMapper()

Method Summary

Modifier and Type	Method and Description
static <T> T[]	concat(T[] first, T[] second)
void	loadMappingTable(String principalMapping, String groupMapping) Load the internal principal mapping table from the provided string value which conforms to the following semicolon delimited format: actual[,another-actual]=mapped;...
String[]	mapGroupPrincipal(String principalName) Acquire array of group principal names from the mapping table as appropriate.
String	mapUserPrincipal(String principalName) Acquire a mapped principal name from the mapping table as appropriate.

Methods inherited from class java.lang.Object

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

Field Detail

principalMappings

public Map<String,String[]> principalMappings

groupMappings

public Map<String,String[]> groupMappings

Constructor Detail

SimplePrincipalMapper

public SimplePrincipalMapper()

Method Detail

loadMappingTable

public void loadMappingTable(String principalMapping,
                             String groupMapping)
                      throws PrincipalMappingException

Description copied from interface: PrincipalMapper

Load the internal principal mapping table from the provided string value which conforms to the following semicolon delimited format: actual[,another-actual]=mapped;...

Specified by:

loadMappingTable in interface PrincipalMapper

Parameters:

principalMapping - semicolon delimited format of principal mapping

groupMapping - semicolon delimited format of principal mapping

Throws:

PrincipalMappingException - Exception if principal mapping cannot be loaded

mapUserPrincipal

public String mapUserPrincipal(String principalName)

Description copied from interface: PrincipalMapper

Acquire a mapped principal name from the mapping table as appropriate. Otherwise, the provided principalName will be used.

Specified by:

mapUserPrincipal in interface PrincipalMapper

Parameters:

principalName - principal name to look up in the mapping table

Returns:

principal name to be used in the assertion

mapGroupPrincipal

public String[] mapGroupPrincipal(String principalName)

Description copied from interface: PrincipalMapper

Acquire array of group principal names from the mapping table as appropriate. Otherwise, return null.

Specified by:

mapGroupPrincipal in interface PrincipalMapper

Parameters:

principalName - principal name to look up in the mapping table

Returns:

group principal names to be used in the assertion

concat

public static <T> T[] concat(T[] first,
                             T[] second)