org.oddjob.sql

Class ColumnExtractor<T>

java.lang.Object

org.oddjob.sql.ColumnExtractor<T>

public abstract class ColumnExtractor<T>
extends java.lang.Object

Something that is able to extract a value from a column based on the SQL Type.

Author:

rob

Field Summary

Fields

Modifier and Type	Field and Description
static ColumnExtractor<java.math.BigDecimal>	BIG_DECIMAL_EXTRACTOR
static ColumnExtractor<java.lang.Boolean>	BOOLEAN_EXTRACTOR
static ColumnExtractor<java.sql.Date>	DATE_EXTRACTOR
static ColumnExtractor<java.lang.Object>	DEFAULT_EXTRACTOR
static ColumnExtractor<java.lang.Double>	DOUBLE_EXTRACTOR
static ColumnExtractor<java.lang.Integer>	INT_EXTRACTOR
static ColumnExtractor<java.lang.Long>	LONG_EXTRACTOR
static ColumnExtractor<java.lang.Short>	SHORT_EXTRACTOR
static java.util.Map<java.lang.Integer,java.lang.String>	SQL_TYPE_NAMES
static ColumnExtractor<java.lang.String>	STRING_EXTRACTOR
static ColumnExtractor<java.sql.Time>	TIME_EXTRACTOR
static ColumnExtractor<java.sql.Timestamp>	TIMESTAMP_EXTRACTOR

Constructor Summary

Constructors

Constructor and Description
ColumnExtractor()

Method Summary

Modifier and Type	Method and Description
abstract T	extract(java.sql.ResultSet rs, int columnIndex) Extract the value from the column.
static <X> ColumnExtractor<X>	getColumnExtractor(java.lang.Integer sqlType)
abstract java.lang.Class<T>	getType() Get the class of this Column Extractor.

Methods inherited from class java.lang.Object

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

Field Detail

SQL_TYPE_NAMES

public static final java.util.Map<java.lang.Integer,java.lang.String> SQL_TYPE_NAMES

BOOLEAN_EXTRACTOR

public static final ColumnExtractor<java.lang.Boolean> BOOLEAN_EXTRACTOR

SHORT_EXTRACTOR

public static final ColumnExtractor<java.lang.Short> SHORT_EXTRACTOR

INT_EXTRACTOR

public static final ColumnExtractor<java.lang.Integer> INT_EXTRACTOR

LONG_EXTRACTOR

public static final ColumnExtractor<java.lang.Long> LONG_EXTRACTOR

DOUBLE_EXTRACTOR

public static final ColumnExtractor<java.lang.Double> DOUBLE_EXTRACTOR

BIG_DECIMAL_EXTRACTOR

public static final ColumnExtractor<java.math.BigDecimal> BIG_DECIMAL_EXTRACTOR

STRING_EXTRACTOR

public static final ColumnExtractor<java.lang.String> STRING_EXTRACTOR

DATE_EXTRACTOR

public static final ColumnExtractor<java.sql.Date> DATE_EXTRACTOR

TIME_EXTRACTOR

public static final ColumnExtractor<java.sql.Time> TIME_EXTRACTOR

TIMESTAMP_EXTRACTOR

public static final ColumnExtractor<java.sql.Timestamp> TIMESTAMP_EXTRACTOR

DEFAULT_EXTRACTOR

public static final ColumnExtractor<java.lang.Object> DEFAULT_EXTRACTOR

Constructor Detail

ColumnExtractor

public ColumnExtractor()

Method Detail

getColumnExtractor

public static <X> ColumnExtractor<X> getColumnExtractor(java.lang.Integer sqlType)

getType

public abstract java.lang.Class<T> getType()

Get the class of this Column Extractor.

Returns:

The class, never null.

extract

public abstract T extract(java.sql.ResultSet rs,
                          int columnIndex)
                   throws java.sql.SQLException

Extract the value from the column.

Parameters:

rs -

columnIndex -

Returns:

Throws:

java.sql.SQLException