org.dbflute.s2dao.rowcreator

クラス TnRelationRowCache

java.lang.Object

org.dbflute.s2dao.rowcreator.TnRelationRowCache

public class TnRelationRowCache
extends Object

The cache of relation row.
This is not thread safe so you should create per one select.

作成者:

modified by jflute (originated in S2Dao)

フィールドのサマリー

フィールド

修飾子とタイプ	フィールドと説明
protected boolean	_canCache Can the relation row cache?
protected Map<String,Map<TnRelationKey,Object>>	_rowMap The list of row map. map:{relationPath = map:{relationKey = row}} (NotNull: if canCache is true)

コンストラクタのサマリー

コンストラクタ

コンストラクタと説明
TnRelationRowCache(int relSize, boolean canCache)

メソッドのサマリー

修飾子とタイプ	メソッドと説明
void	addRelationRow(String relationNoSuffix, TnRelationKey relKey, Object relationRow) Add relation row to cache.
protected String	buildColumnKeyName(TnPropertyType pt, String relationNoSuffix)
TnRelationKey	createRelationKey(ResultSet rs, TnRelationPropertyType rpt, Map<String,String> selectColumnMap, Map<String,Map<String,Integer>> selectIndexMap, String relationNoSuffix) Create the key of relation.
protected TnRelationKey	doCreateRelationKeyCompound(ResultSet rs, TnRelationPropertyType rpt, Map<String,String> selectColumnMap, Map<String,Map<String,Integer>> selectIndexMap, String relationNoSuffix)
protected TnRelationKey	doCreateRelationKeySimple(ResultSet rs, TnRelationPropertyType rpt, Map<String,String> selectColumnMap, Map<String,Map<String,Integer>> selectIndexMap, String relationNoSuffix)
Object	getRelationRow(String relationNoSuffix, TnRelationKey relKey) Get relation row from cache by relation key.
Map<String,Map<TnRelationKey,Object>>	getRowMap()
protected boolean	isOutOfRelationSelectIndex(String relationNoSuffix, String columnDbName, Map<String,Map<String,Integer>> selectIndexMap)
protected Object	setupKeyElement(ResultSet rs, TnRelationPropertyType rpt, Map<String,String> selectColumnMap, Map<String,Map<String,Integer>> selectIndexMap, String columnKeyName, TnPropertyType pt, String relationNoSuffix)

クラスから継承されたメソッド java.lang.Object

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

フィールドの詳細

_rowMap

protected final Map<String,Map<TnRelationKey,Object>> _rowMap

The list of row map. map:{relationPath = map:{relationKey = row}} (NotNull: if canCache is true)

_canCache

protected final boolean _canCache

Can the relation row cache?

コンストラクタの詳細

TnRelationRowCache

public TnRelationRowCache(int relSize,
                          boolean canCache)

パラメータ:

relSize - The size of relation.

canCache - Can the relation row cache?

メソッドの詳細

getRelationRow

public Object getRelationRow(String relationNoSuffix,
                             TnRelationKey relKey)

Get relation row from cache by relation key.

パラメータ:

relationNoSuffix - The relation No suffix that indicates the location of the relation.

relKey - The key of relation. (NotNull)

戻り値:

The relation row. (NullAllowed)

addRelationRow

public void addRelationRow(String relationNoSuffix,
                           TnRelationKey relKey,
                           Object relationRow)

Add relation row to cache.

パラメータ:

relationNoSuffix - The relation No suffix that indicates the location of the relation.

relKey - The key of relation. (NotNull)

relationRow - The relation row. (NullAllowed)

createRelationKey

public TnRelationKey createRelationKey(ResultSet rs,
                                       TnRelationPropertyType rpt,
                                       Map<String,String> selectColumnMap,
                                       Map<String,Map<String,Integer>> selectIndexMap,
                                       String relationNoSuffix)
                                throws SQLException

Create the key of relation.

パラメータ:

rs - The result set. (NotNull)

rpt - The property type of relation. (NotNull)

selectColumnMap - The name map of select column. {flexible-name = column-DB-name} (NotNull)

selectIndexMap - The map of select index. map:{entityNo(e.g. loc00 or _0_3) = map:{selectColumnKeyName = selectIndex}} (NullAllowed: If it's null, it doesn't use select index.)

relationNoSuffix - The suffix of relation No. (NotNull)

戻り値:

The key of relation. (NullAllowed: null means no data of the relation)

例外:

SQLException - When it fails to handle the SQL.

doCreateRelationKeySimple

protected TnRelationKey doCreateRelationKeySimple(ResultSet rs,
                                                  TnRelationPropertyType rpt,
                                                  Map<String,String> selectColumnMap,
                                                  Map<String,Map<String,Integer>> selectIndexMap,
                                                  String relationNoSuffix)
                                           throws SQLException

例外:

SQLException

doCreateRelationKeyCompound

protected TnRelationKey doCreateRelationKeyCompound(ResultSet rs,
                                                    TnRelationPropertyType rpt,
                                                    Map<String,String> selectColumnMap,
                                                    Map<String,Map<String,Integer>> selectIndexMap,
                                                    String relationNoSuffix)
                                             throws SQLException

例外:

SQLException

buildColumnKeyName

protected String buildColumnKeyName(TnPropertyType pt,
                                    String relationNoSuffix)

setupKeyElement

protected Object setupKeyElement(ResultSet rs,
                                 TnRelationPropertyType rpt,
                                 Map<String,String> selectColumnMap,
                                 Map<String,Map<String,Integer>> selectIndexMap,
                                 String columnKeyName,
                                 TnPropertyType pt,
                                 String relationNoSuffix)
                          throws SQLException

例外:

SQLException

isOutOfRelationSelectIndex

protected boolean isOutOfRelationSelectIndex(String relationNoSuffix,
                                             String columnDbName,
                                             Map<String,Map<String,Integer>> selectIndexMap)
                                      throws SQLException

例外:

SQLException

getRowMap

public Map<String,Map<TnRelationKey,Object>> getRowMap()