org.deegree.io.datastore.sql
Class LockHandler

java.lang.Object
  org.deegree.io.datastore.sql.AbstractRequestHandler
      org.deegree.io.datastore.sql.LockHandler

public class LockHandler
extends AbstractRequestHandler

Responsible for the handling of LockFeature requests.

Version:

$Revision:$, $Date:$

Author:

Markus Schneider, last edited by: $Author:$

Field Summary

Fields inherited from class org.deegree.io.datastore.sql.AbstractRequestHandler

aliasGenerator, conn, datastore, FT_COLUMN, FT_PREFIX

Constructor Summary

LockHandler(AbstractSQLDatastore ds, TableAliasGenerator aliasGenerator, java.sql.Connection conn, java.util.List<Lock> requestParts)
Creates a new LockHandler from the given parameters.

Method Summary

(package private) java.util.Set<FeatureId>

determineFidsToLock() Determines all FeatureIds that have to be locked.

Methods inherited from class org.deegree.io.datastore.sql.AbstractRequestHandler

appendColumnsList, appendFeatureIdColumns, appendFeatureIdConstraint, appendFeatureIdConstraint, appendJoinCondition, appendJoins, appendQualifiedColumn, appendQualifiedColumnsList, determineAffectedAndModifiableFIDs, determineAffectedFIDs, determineSubFeatures, determineSuperFeatures, extractFeatureId, extractFeatureIds, extractFeatureIdsForceUnique

Methods inherited from class java.lang.Object

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

Constructor Detail

LockHandler

LockHandler(AbstractSQLDatastore ds,
            TableAliasGenerator aliasGenerator,
            java.sql.Connection conn,
            java.util.List<Lock> requestParts)

Creates a new LockHandler from the given parameters.

Parameters:

ds -

aliasGenerator -

conn -

requestParts -

Method Detail

determineFidsToLock

java.util.Set<FeatureId> determineFidsToLock()
                                       throws DatastoreException

Determines all FeatureIds that have to be locked.

Returns:

all FeatureIds that have to be locked

Throws:

DatastoreException