wt.fc.collections
Class RefreshHelper

java.lang.Object
  wt.fc.collections.RefreshHelper

final class RefreshHelper

extends Object

Package-private utility class that implements the collections-based refresh

Supported API: false

Extendable: false

Nested Class Summary

(package private) static class	RefreshHelper.BothRoleRefresh Concrete LinkRefresh used when both roles are to be refreshed
(package private) static class	RefreshHelper.LinkRefresh Utility class that handles the 2-pass refresh algorithm for both a link and its roles
(package private) static class	RefreshHelper.LockRefresh Implements a refresh in which a 1st pass is done per table, since the objects need to be locked
(package private) static class	RefreshHelper.Refresh Base class for both lock and non-locking refreshes.
(package private) static class	RefreshHelper.RefreshData Tracks the oids and branch ids for the first and second pass queries
(package private) static class	RefreshHelper.RoleAObjectReference
(package private) static class	RefreshHelper.RoleARefresh Concrete LinkRefresh used when only Role A is to be refreshed
(package private) static class	RefreshHelper.RoleAVersionReference
(package private) static class	RefreshHelper.RoleBObjectReference
(package private) static class	RefreshHelper.RoleBRefresh Concrete LinkRefresh used when only Role B is to be refreshed
(package private) static class	RefreshHelper.RoleBVersionReference
(package private) static class	RefreshHelper.RoleObjectReference
(package private) static interface	RefreshHelper.RoleReference Allows a BinaryLink's role object to be refreshed using the normal refresh process, and ensures that the inflated object is set on the link itself
(package private) static class	RefreshHelper.RoleVersionReference
(package private) static class	RefreshHelper.UnionRefresh Implements a refresh in which the 1st pass is UNIONed, since locking isn't necessary

Field Summary

private static String	BRANCH_ID
private static String	CLASSNAME
private static boolean	DEBUG
private static DebugWriter	LOG
private static Long	PLACEHOLDER_BRANCHID
private static String	RESOURCE

Constructor Summary

(package private)

RefreshHelper()

Method Summary

(package private) static void	appendWhereBranchIDIn(Collection branch_ids, Class query_class, QuerySpec qs) Add a search condition selecting the latest iterations of the objects with the given branch ids.
(package private) static void	appendWhereOidIn(Collection oids, Class query_class, QuerySpec qs) Add a search condition selecting the objects with the given oids.
(package private) static boolean	isStale(Persistable p, int update_count)
(package private) static void	refresh(WTCollection collection, RefreshSpec spec) Refreshes the collection using the given spec

Methods inherited from class java.lang.Object

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

Field Detail

CLASSNAME

private static final String CLASSNAME

RESOURCE

private static final String RESOURCE

See Also:

Constant Field Values

DEBUG

private static final boolean DEBUG

LOG

private static final DebugWriter LOG

PLACEHOLDER_BRANCHID

private static final Long PLACEHOLDER_BRANCHID

BRANCH_ID

private static final String BRANCH_ID

See Also:

Constant Field Values

Constructor Detail

RefreshHelper

RefreshHelper()

Method Detail

refresh

static void refresh(WTCollection collection,
                    RefreshSpec spec)
             throws WTException

Refreshes the collection using the given spec

Parameters:

collection -

spec -

Throws:

WTException

isStale

static final boolean isStale(Persistable p,
                             int update_count)

appendWhereBranchIDIn

static void appendWhereBranchIDIn(Collection branch_ids,
                                  Class query_class,
                                  QuerySpec qs)
                           throws WTException

Add a search condition selecting the latest iterations of the objects with the given branch ids.

Parameters:

branch_ids -

query_class -

qs -

Throws:

WTException

appendWhereOidIn

static void appendWhereOidIn(Collection oids,
                             Class query_class,
                             QuerySpec qs)
                      throws WTException

Add a search condition selecting the objects with the given oids.

Parameters:

oids -

query_class -

qs -

Throws:

WTException