io.github.yeagy.bss

Class BetterSqlMapper.SelectBuilder<T>

java.lang.Object

io.github.yeagy.bss.BetterSqlMapper.SelectBuilder<T>

Enclosing class:

BetterSqlMapper

public final class BetterSqlMapper.SelectBuilder<T>
extends java.lang.Object

Method Summary

Modifier and Type	Method and Description
BetterSqlMapper.SelectBuilder<T>	bind(StatementBinding statementBinding) Optionally bind parameters to the PreparedStatement
java.util.List<T>	list(java.sql.Connection connection) Query for a list of results.
<K> java.util.Map<K,T>	map(java.sql.Connection connection, ResultMapping<K> keyMapping) Return a map of results.
<K> java.util.Map<K,java.util.List<T>>	multiMap(java.sql.Connection connection, ResultMapping<K> keyMapping) Return a multi map of results.
T	one(java.sql.Connection connection) Query for a single result.

Methods inherited from class java.lang.Object

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

Method Detail

bind

public BetterSqlMapper.SelectBuilder<T> bind(StatementBinding statementBinding)

Optionally bind parameters to the PreparedStatement

Parameters:

statementBinding - bind parameter values to the prepared statement (optional)

Returns:

this

one

public T one(java.sql.Connection connection)

Query for a single result.

Parameters:

connection - db connection. close it yourself

Returns:

entity or null

list

public java.util.List<T> list(java.sql.Connection connection)

Query for a list of results.

Parameters:

connection - db connection. close it yourself

Returns:

entities or empty set

map

public <K> java.util.Map<K,T> map(java.sql.Connection connection,
                                  ResultMapping<K> keyMapping)

Return a map of results.

Type Parameters:

K - key type

Parameters:

connection - db connection. close it yourself

keyMapping - map the ResultSet to a key

Returns:

entities or empty map

multiMap

public <K> java.util.Map<K,java.util.List<T>> multiMap(java.sql.Connection connection,
                                                       ResultMapping<K> keyMapping)

Return a multi map of results.

Type Parameters:

K - key type

Parameters:

connection - db connection. close it yourself

keyMapping - map the ResultSet to a key

Returns:

entities or empty map