org.vesalainen.parsers.sql

Class Engine<R,C>

java.lang.Object

org.vesalainen.parsers.sql.Engine<R,C>

Type Parameters:

R - DB row

C - DB column

All Implemented Interfaces:

Metadata, SQLConverter<R,C>

public abstract class Engine<R,C>
extends Object
implements SQLConverter<R,C>, Metadata

Author:

Timo Vesalainen

Constructor Summary

Constructors

Modifier	Constructor and Description
	Engine()
protected	Engine(Class<?> grammar)

Method Summary

Methods

Modifier and Type	Method and Description
abstract void	beginTransaction() Begin transaction
void	check(org.vesalainen.parser.util.InputReader reader)
void	check(org.vesalainen.parser.util.InputReader reader, SQLLocator locator)
void	check(String sql)
protected void	check(String funcName, int len, int min, int max)
abstract void	commitTransaction() Commit transaction
ColumnReference	createFunction(ColumnReference inner, String funcName, Number number, Number... args)
ColumnReference	createFunction(ColumnReference inner, String funcName, String... args) Returns a created function
protected Table<R,C>	createTable(String schema, String tablename, String correlationName) Factory method for creating Table
protected TableContext<R,C>	createTableContext(Table<R,C> table, ArrayMap<Table<R,C>,TableContext<R,C>> others) Factory method for creating TableContext
abstract void	delete(Collection<R> rows) Delete collection of rows
FetchResult<R,C>	describe(String tablename)
FetchResult<R,C>	execute(InputStream is)
FetchResult<R,C>	execute(String sql)
abstract void	exit() Application is about to exit
abstract Collection<R>	fetch(Table<R,C> table) Non joined fetch
abstract Collection<R>	fetch(TableContext<R,C> tableContext, boolean update) Joined fetch
abstract Class<? extends C>	getDefaultPlaceholderType() Returns the default placeholder type.
protected TableContextComparator	getTableContextComparator() Factory method for creating TableContextComparator
abstract void	insert(InsertStatement<R,C> insertStatement) Execute insert statement
Statement	prepare(InputStream is)
Statement	prepare(String sql)
abstract void	rollbackTransaction() Rolls back transaction
OrderedFetchResult<R,C>	select(SelectStatement<R,C> select)
UpdateableFetchResult<R,C>	selectForUpdate(SelectStatement<R,C> select)
FetchResult<R,C>	show(String identifier)
abstract void	update(Collection<R> rows) Update rows.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.vesalainen.parsers.sql.SQLConverter

convert, convert, convertDate, convertTime, convertTimestamp, get, getComparator, getUpdateable, set

Methods inherited from interface org.vesalainen.parsers.sql.Metadata

getTableMetadata, getTables

Constructor Detail

Engine

public Engine()

Engine

protected Engine(Class<?> grammar)

Method Detail

prepare

public Statement prepare(String sql)

prepare

public Statement prepare(InputStream is)

show

public FetchResult<R,C> show(String identifier)

describe

public FetchResult<R,C> describe(String tablename)

check

public void check(String sql)

check

public void check(org.vesalainen.parser.util.InputReader reader)

check

public void check(org.vesalainen.parser.util.InputReader reader,
         SQLLocator locator)

execute

public FetchResult<R,C> execute(String sql)

execute

public FetchResult<R,C> execute(InputStream is)

selectForUpdate

public UpdateableFetchResult<R,C> selectForUpdate(SelectStatement<R,C> select)

select

public OrderedFetchResult<R,C> select(SelectStatement<R,C> select)

getTableContextComparator

protected TableContextComparator getTableContextComparator()

Factory method for creating TableContextComparator

Returns:

createTable

protected Table<R,C> createTable(String schema,
                     String tablename,
                     String correlationName)

Factory method for creating Table

Returns:

createTableContext

protected TableContext<R,C> createTableContext(Table<R,C> table,
                                   ArrayMap<Table<R,C>,TableContext<R,C>> others)

Factory method for creating TableContext

Parameters:

table - Current table

others - Connection map to other joining tables

Returns:

beginTransaction

public abstract void beginTransaction()

Begin transaction

commitTransaction

public abstract void commitTransaction()

Commit transaction

delete

public abstract void delete(Collection<R> rows)

Delete collection of rows

Parameters:

rows -

fetch

public abstract Collection<R> fetch(Table<R,C> table)

Non joined fetch

Parameters:

table - Fetched table

Returns:

fetch

public abstract Collection<R> fetch(TableContext<R,C> tableContext,
                  boolean update)

Joined fetch

Parameters:

tableContext -

update - If true the resulting rows will be updated.

Returns:

insert

public abstract void insert(InsertStatement<R,C> insertStatement)

Execute insert statement

Parameters:

insertStatement -

rollbackTransaction

public abstract void rollbackTransaction()

Rolls back transaction

update

public abstract void update(Collection<R> rows)

Update rows.

Parameters:

rows -

exit

public abstract void exit()

Application is about to exit

getDefaultPlaceholderType

public abstract Class<? extends C> getDefaultPlaceholderType()

Returns the default placeholder type.

Returns:

createFunction

public ColumnReference createFunction(ColumnReference inner,
                             String funcName,
                             String... args)

Returns a created function

Parameters:

funcName -

inner -

Returns:

createFunction

public ColumnReference createFunction(ColumnReference inner,
                             String funcName,
                             Number number,
                             Number... args)

check

protected void check(String funcName,
         int len,
         int min,
         int max)