de.cismet.cidsx.server.api.types.legacy

Class ClassNameCache

java.lang.Object

de.cismet.cidsx.server.api.types.legacy.ClassNameCache

public class ClassNameCache
extends Object

Helper Class for maintaining a class name cache that stores the mappings from legacy meta class id to a class name (MetaClass.tableName) that is needed to construct the $self reference (/domain/tableName).of the REST Cids Class.

Version:

$Revision$, $Date$

Author:

Pascal Dihé

Constructor Summary

Constructors

Constructor and Description
ClassNameCache() Creates a new ClassNameCache object.

Method Summary

Modifier and Type	Method and Description
boolean	fillCache(String domain, MetaClass[] metaClasses) Helper Method for filling a class key cache that stores the mappings from class id to class key (domain/tableName).
int	getClassIdForClassKey(String classKey) Convenience method that returns the id of a legacy meta class with the specified class key (tablename.domain).
int	getClassIdForClassName(String domain, String className) Returns the id of a legacy meta class with the specified name (table name) for the specified domain.
String	getClassNameForClassId(String domain, int classId) Returns the name (table name) of a legacy meta class with the specified id for the specified domain.
String	getClassNameForClassId(String domain, String classId) Returns the name (table name) of a legacy meta class with the specified id for the specified domain.
boolean	isDomainCached(String domain) Returns true if the classes for the domain have been cached.

Methods inherited from class java.lang.Object

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

Constructor Detail

ClassNameCache

public ClassNameCache()

Creates a new ClassNameCache object.

Method Detail

fillCache

public boolean fillCache(String domain,
                         MetaClass[] metaClasses)

Helper Method for filling a class key cache that stores the mappings from class id to class key (domain/tableName).

Parameters:

domain - the domain of the classes

metaClasses - an array of legacy meta classes

Returns:

true if the cache was filled

isDomainCached

public boolean isDomainCached(String domain)

Returns true if the classes for the domain have been cached.

Parameters:

domain - the domain to be chached

Returns:

true if classes for the domain are cached

getClassNameForClassId

public String getClassNameForClassId(String domain,
                                     int classId)

Returns the name (table name) of a legacy meta class with the specified id for the specified domain.

Parameters:

domain - domain of the meta class

classId - legacy class id of the meta class

Returns:

name (table name) of the legacy meta class or null if the id or domain is not cached

getClassNameForClassId

public String getClassNameForClassId(String domain,
                                     String classId)

Returns the name (table name) of a legacy meta class with the specified id for the specified domain.

Parameters:

domain - domain of the meta class

classId - legacy class id of the meta class

Returns:

name (table name) of the legacy meta class or null if the id or domain is not cached

getClassIdForClassKey

public int getClassIdForClassKey(String classKey)

Convenience method that returns the id of a legacy meta class with the specified class key (tablename.domain).

Parameters:

classKey - the class key, e.g. SWITCHON.RESOURCE

Returns:

classId or -1

getClassIdForClassName

public int getClassIdForClassName(String domain,
                                  String className)

Returns the id of a legacy meta class with the specified name (table name) for the specified domain.

Parameters:

domain - domain of the meta class

className - class name of the meta class

Returns:

id of the legacy meta class or -1 if the name or domain is not cached