com.jcabi.jdbc

Class ColumnOutcome<T>

java.lang.Object

com.jcabi.jdbc.ColumnOutcome<T>

Type Parameters:

T - Type of items

All Implemented Interfaces:

Outcome<Collection<T>>

public final class ColumnOutcome<T>
extends Object
implements Outcome<Collection<T>>

Outcome that returns first column.

Use it when you need the first column:

 Collection&lgt;Long> salaries = new JdbcSession(source)
   .sql("SELECT salary FROM user")
   .select(new ColumnOutcome<Long>(Long.class));

Supported types are: String, Long, Boolean, Byte, Date, and Utc.

Since:

0.13

Version:

$Id: 8fd840d390ed211c3bc81295cf4fbf7095ff0042 $

Author:

Yegor Bugayenko (yegor256@gmail.com)

Field Summary

Fields inherited from interface com.jcabi.jdbc.Outcome

LAST_INSERT_ID, NOT_EMPTY, UPDATE_COUNT, VOID

Constructor Summary

Constructors

Constructor and Description
ColumnOutcome(Class<T> tpe) Public ctor.

Method Summary

Modifier and Type	Method and Description
Collection<T>	handle(ResultSet rset, Statement stmt) Process the result set and return some value.

Methods inherited from class java.lang.Object

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

Constructor Detail

ColumnOutcome

public ColumnOutcome(Class<T> tpe)

Public ctor.

Parameters:

tpe - The type to convert to

Method Detail

handle

public Collection<T> handle(ResultSet rset,
                            Statement stmt)
                     throws SQLException

Description copied from interface: Outcome

Process the result set and return some value.

Specified by:

handle in interface Outcome<Collection<T>>

Parameters:

rset - The result set to process

stmt - The statement used in the run

Returns:

The result

Throws:

SQLException - If something goes wrong inside