nxt.db

Class ValuesDbTable<T,V>

java.lang.Object

nxt.db.Table

nxt.db.DerivedDbTable

nxt.db.ValuesDbTable<T,V>

Direct Known Subclasses:

VersionedValuesDbTable

public abstract class ValuesDbTable<T,V>
extends DerivedDbTable

Field Summary

Fields

Modifier and Type	Field and Description
protected DbKey.Factory<T>	dbKeyFactory

Fields inherited from class nxt.db.Table

db, schema, schemaTable, table

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	ValuesDbTable(java.lang.String schemaTable, DbKey.Factory<T> dbKeyFactory)

Method Summary

Modifier and Type	Method and Description
protected void	clearCache()
java.util.List<V>	get(DbKey dbKey)
int	getCount()
int	getCount(DbClause dbClause)
void	insert(T t, java.util.List<V> values)
protected abstract V	load(java.sql.Connection con, java.sql.ResultSet rs)
void	popOffTo(int height)
protected abstract void	save(java.sql.Connection con, T t, V v)
void	trim(int height)

Methods inherited from class nxt.db.DerivedDbTable

createSearchIndex, isPersistent, rollback, truncate

Methods inherited from class nxt.db.Table

getConnection, getCount, getRowCount, getSchemaTable, toString

Methods inherited from class java.lang.Object

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

Field Detail

dbKeyFactory

protected final DbKey.Factory<T> dbKeyFactory

Constructor Detail

ValuesDbTable

protected ValuesDbTable(java.lang.String schemaTable,
                        DbKey.Factory<T> dbKeyFactory)

Method Detail

load

protected abstract V load(java.sql.Connection con,
                          java.sql.ResultSet rs)
                   throws java.sql.SQLException

Throws:

java.sql.SQLException

save

protected abstract void save(java.sql.Connection con,
                             T t,
                             V v)
                      throws java.sql.SQLException

Throws:

java.sql.SQLException

clearCache

protected void clearCache()

get

public final java.util.List<V> get(DbKey dbKey)

getCount

public final int getCount()

Overrides:

getCount in class Table

getCount

public final int getCount(DbClause dbClause)

Overrides:

getCount in class Table

insert

public final void insert(T t,
                         java.util.List<V> values)

popOffTo

public final void popOffTo(int height)

Overrides:

popOffTo in class DerivedDbTable

trim

public final void trim(int height)

Overrides:

trim in class DerivedDbTable