ca.krasnay.sqlbuilder
Class SelectCreator

java.lang.Object
  ca.krasnay.sqlbuilder.AbstractSqlCreator
      ca.krasnay.sqlbuilder.SelectCreator

All Implemented Interfaces:

Serializable, Cloneable, org.springframework.jdbc.core.PreparedStatementCreator

public class SelectCreator
extends AbstractSqlCreator
implements Cloneable

A Spring PreparedStatementCreator that you can use like a SelectBuilder. Example usage is as follows:

 PreparedStatementCreator psc = new SelectCreator()
 .column("name")
 .column("salary")
 .from("emp")
 .whereEquals("id", employeeId)
 .and("salary > :limit")
 .setParameter("limit", 100000);

 new JdbcTemplate(dataSource).query(psc, new RowMapper() { ... });
 

Author:

John Krasnay

See Also:

Serialized Form

Constructor Summary

	SelectCreator()
protected	SelectCreator(SelectCreator other) Copy constructor.

Method Summary

SelectCreator	and(Predicate predicate)
SelectCreator	and(String expr)
SelectCreator	clone()
SelectCreator	column(String name)
SelectCreator	column(String name, boolean groupBy)
org.springframework.jdbc.core.PreparedStatementCreator	count(Dialect dialect) Returns a PreparedStatementCreator that returns a count of the rows that this creator would return.
SelectCreator	distinct()
SelectCreator	forUpdate()
SelectCreator	from(String table)
protected AbstractSqlBuilder	getBuilder() Returns the builder for this creator.
List<UnionSelectCreator>	getUnions()
SelectCreator	groupBy(String expr)
SelectCreator	having(String expr)
SelectCreator	join(String join)
SelectCreator	leftJoin(String join)
SelectCreator	noWait()
SelectCreator	orderBy(String name)
SelectCreator	orderBy(String name, boolean ascending)
org.springframework.jdbc.core.PreparedStatementCreator	page(Dialect dialect, int limit, int offset) Returns a PreparedStatementCreator that returns a page of the underlying result set.
SelectCreator	setParameter(String name, Object value) Sets a parameter for the creator.
SubSelectCreator	subSelectColumn(String alias)
String	toString()
UnionSelectCreator	union()
SelectCreator	where(Predicate predicate)
SelectCreator	where(String expr)
SelectCreator	whereEquals(String expr, Object value)
SelectCreator	whereIn(String expr, List<?> values)

Methods inherited from class ca.krasnay.sqlbuilder.AbstractSqlCreator

allocateParameter, createPreparedStatement, getPreparedStatementCreator

Methods inherited from class java.lang.Object

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

Constructor Detail

SelectCreator

public SelectCreator()

SelectCreator

protected SelectCreator(SelectCreator other)

Copy constructor. Used by clone().

Parameters:

other - SelectCreator being cloned.

Method Detail

and

public SelectCreator and(String expr)

and

public SelectCreator and(Predicate predicate)

clone

public SelectCreator clone()

Overrides:

clone in class Object

column

public SelectCreator column(String name)

column

public SelectCreator column(String name,
                            boolean groupBy)

count

public org.springframework.jdbc.core.PreparedStatementCreator count(Dialect dialect)

Returns a PreparedStatementCreator that returns a count of the rows that this creator would return.

Parameters:

dialect - Database dialect.

distinct

public SelectCreator distinct()

forUpdate

public SelectCreator forUpdate()

from

public SelectCreator from(String table)

getBuilder

protected AbstractSqlBuilder getBuilder()

Description copied from class: AbstractSqlCreator

Returns the builder for this creator.

Specified by:

getBuilder in class AbstractSqlCreator

getUnions

public List<UnionSelectCreator> getUnions()

groupBy

public SelectCreator groupBy(String expr)

having

public SelectCreator having(String expr)

join

public SelectCreator join(String join)

leftJoin

public SelectCreator leftJoin(String join)

noWait

public SelectCreator noWait()

orderBy

public SelectCreator orderBy(String name)

orderBy

public SelectCreator orderBy(String name,
                             boolean ascending)

page

public org.springframework.jdbc.core.PreparedStatementCreator page(Dialect dialect,
                                                                   int limit,
                                                                   int offset)

Returns a PreparedStatementCreator that returns a page of the underlying result set.

Parameters:

dialect - Database dialect to use.

limit - Maximum number of rows to return.

offset - Index of the first row to return.

setParameter

public SelectCreator setParameter(String name,
                                  Object value)

Description copied from class: AbstractSqlCreator

Sets a parameter for the creator.

Overrides:

setParameter in class AbstractSqlCreator

subSelectColumn

public SubSelectCreator subSelectColumn(String alias)

toString

public String toString()

Overrides:

toString in class Object

union

public UnionSelectCreator union()

where

public SelectCreator where(String expr)

where

public SelectCreator where(Predicate predicate)

whereEquals

public SelectCreator whereEquals(String expr,
                                 Object value)

whereIn

public SelectCreator whereIn(String expr,
                             List<?> values)