io.vertigo.dynamox.search

Class AbstractSqlSearchLoader<P extends Serializable,S extends KeyConcept,I extends DtObject>

java.lang.Object

io.vertigo.dynamox.search.AbstractSearchLoader<P,S,I>

io.vertigo.dynamox.search.AbstractSqlSearchLoader<P,S,I>

Type Parameters:

P - Primary key type

S - KeyConcept type

I - Index type

All Implemented Interfaces:

Component, SearchLoader<S,I>

public abstract class AbstractSqlSearchLoader<P extends Serializable,S extends KeyConcept,I extends DtObject>
extends AbstractSearchLoader<P,S,I>

Default SearchLoader for Database datasource.

Author:

npiedeloup

Constructor Summary

Constructors

Constructor and Description
AbstractSqlSearchLoader(TaskManager taskManager, VTransactionManager transactionManager) Constructor.

Method Summary

Modifier and Type	Method and Description
protected void	appendMaxRows(StringBuilder request, Integer maxRows) Ajoute à la requete les éléments techniques nécessaire pour limiter le resultat à {maxRows}.
protected String	getNextIdsSqlQuery(String tableName, String pkFieldName) Create a SQL query to get next chunk's ids next in table from previous chunk
protected String	getSqlQueryFilter()
protected static String	getTableName(DtDefinition dtDefinition) Nom de la table en fonction de la définition du DT mappé.
protected TaskManager	getTaskManager()
protected VTransactionManager	getTransactionManager()
protected List<URI<S>>	loadNextURI(P lastId, DtDefinition dtDefinition) Load uris of next chunk.

Methods inherited from class io.vertigo.dynamox.search.AbstractSearchLoader

chunk

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.vertigo.dynamo.search.metamodel.SearchLoader

loadData

Constructor Detail

AbstractSqlSearchLoader

@Inject
public AbstractSqlSearchLoader(TaskManager taskManager,
                                        VTransactionManager transactionManager)

Constructor.

Parameters:

taskManager - Task manager

transactionManager - transactionManager

Method Detail

getTransactionManager

protected final VTransactionManager getTransactionManager()

loadNextURI

protected final List<URI<S>> loadNextURI(P lastId,
                                         DtDefinition dtDefinition)

Load uris of next chunk.

Specified by:

loadNextURI in class AbstractSearchLoader<P extends Serializable,S extends KeyConcept,I extends DtObject>

Parameters:

lastId - Last chunk id

dtDefinition - KeyConcept definition

Returns:

Uris of next chunk.

getNextIdsSqlQuery

protected String getNextIdsSqlQuery(String tableName,
                                    String pkFieldName)

Create a SQL query to get next chunk's ids next in table from previous chunk

Parameters:

tableName - Table name to use

pkFieldName - Pk field name

Returns:

SQL query

appendMaxRows

protected void appendMaxRows(StringBuilder request,
                             Integer maxRows)

Ajoute à la requete les éléments techniques nécessaire pour limiter le resultat à {maxRows}.

Parameters:

request - Buffer de la requete

maxRows - Nombre de lignes max

getSqlQueryFilter

protected String getSqlQueryFilter()

Returns:

Specific SqlQuery filter

getTaskManager

protected final TaskManager getTaskManager()

Returns:

TaskManager

getTableName

protected static final String getTableName(DtDefinition dtDefinition)

Nom de la table en fonction de la définition du DT mappé.

Parameters:

dtDefinition - Définition du DT mappé

Returns:

Nom de la table