net.hasor.jdbc
接口 SqlRowSet

所有超级接口：

Serializable

所有已知实现类：

ResultSetWrappingSqlRowSet

public interface SqlRowSet
extends Serializable

该接口是对 javax.sql.RowSet接口的一个包装，当断开连接之后通过 SqlRowSet 接口仍然可以取得数据。

作者：

Thomas Risberg, Juergen Hoeller, 赵永春(zyc@hasor.net)

另请参见：

RowSet, ResultSet

方法摘要

boolean	absolute(int row) Moves the cursor to the given row number in the RowSet, just after the last row.
void	afterLast() Moves the cursor to the end of this RowSet.
void	beforeFirst() Moves the cursor to the front of this RowSet, just before the first row.
int	findColumn(String columnName) Maps the given column name to its column index.
boolean	first() Moves the cursor to the first row of this RowSet.
BigDecimal	getBigDecimal(int columnIndex) Retrieves the value of the indicated column in the current row as an BigDecimal object.
BigDecimal	getBigDecimal(String columnName) Retrieves the value of the indicated column in the current row as an BigDecimal object.
boolean	getBoolean(int columnIndex) Retrieves the value of the indicated column in the current row as a boolean.
boolean	getBoolean(String columnName) Retrieves the value of the indicated column in the current row as a boolean.
byte	getByte(int columnIndex) Retrieves the value of the indicated column in the current row as a byte.
byte	getByte(String columnName) Retrieves the value of the indicated column in the current row as a byte.
Date	getDate(int columnIndex) Retrieves the value of the indicated column in the current row as a Date object.
Date	getDate(int columnIndex, Calendar cal) Retrieves the value of the indicated column in the current row as a Date object.
Date	getDate(String columnName) Retrieves the value of the indicated column in the current row as a Date object.
Date	getDate(String columnName, Calendar cal) Retrieves the value of the indicated column in the current row as a Date object.
double	getDouble(int columnIndex) Retrieves the value of the indicated column in the current row as a Double object.
double	getDouble(String columnName) Retrieves the value of the indicated column in the current row as a Double object.
float	getFloat(int columnIndex) Retrieves the value of the indicated column in the current row as a float.
float	getFloat(String columnName) Retrieves the value of the indicated column in the current row as a float.
int	getInt(int columnIndex) Retrieves the value of the indicated column in the current row as an int.
int	getInt(String columnName) Retrieves the value of the indicated column in the current row as an int.
long	getLong(int columnIndex) Retrieves the value of the indicated column in the current row as a long.
long	getLong(String columnName) Retrieves the value of the indicated column in the current row as a long.
SqlRowSetMetaData	getMetaData() Retrieves the meta data (number, types and properties for the columns) of this row set.
Object	getObject(int columnIndex) Retrieves the value of the indicated column in the current row as an Object.
Object	getObject(int columnIndex, Map map) Retrieves the value of the indicated column in the current row as an Object.
Object	getObject(String columnName) Retrieves the value of the indicated column in the current row as an Object.
Object	getObject(String columnName, Map map) Retrieves the value of the indicated column in the current row as an Object.
int	getRow() Retrieves the current row number.
short	getShort(int columnIndex) Retrieves the value of the indicated column in the current row as a short.
short	getShort(String columnName) Retrieves the value of the indicated column in the current row as a short.
String	getString(int columnIndex) Retrieves the value of the indicated column in the current row as a String.
String	getString(String columnName) Retrieves the value of the indicated column in the current row as a String.
Time	getTime(int columnIndex) Retrieves the value of the indicated column in the current row as a Time object.
Time	getTime(int columnIndex, Calendar cal) Retrieves the value of the indicated column in the current row as a Time object.
Time	getTime(String columnName) Retrieves the value of the indicated column in the current row as a Time object.
Time	getTime(String columnName, Calendar cal) Retrieves the value of the indicated column in the current row as a Time object.
Timestamp	getTimestamp(int columnIndex) Retrieves the value of the indicated column in the current row as a Timestamp object.
Timestamp	getTimestamp(int columnIndex, Calendar cal) Retrieves the value of the indicated column in the current row as a Timestamp object.
Timestamp	getTimestamp(String columnName) Retrieves the value of the indicated column in the current row as a Timestamp object.
Timestamp	getTimestamp(String columnName, Calendar cal) Retrieves the value of the indicated column in the current row as a Timestamp object.
boolean	isAfterLast() Retrieves whether the cursor is after the last row of this RowSet.
boolean	isBeforeFirst() Retrieves whether the cursor is after the first row of this RowSet.
boolean	isFirst() Retrieves whether the cursor is on the first row of this RowSet.
boolean	isLast() Retrieves whether the cursor is on the last row of this RowSet.
boolean	last() Moves the cursor to the last row of this RowSet.
boolean	next() Moves the cursor to the next row.
boolean	previous() Moves the cursor to the previous row.
boolean	relative(int rows) Moves the cursor a relative number f rows, either positive or negative.
boolean	wasNull() Reports whether the last column read had a value of SQL NULL.

方法详细信息

getMetaData

SqlRowSetMetaData getMetaData()

Retrieves the meta data (number, types and properties for the columns) of this row set.

返回：

a corresponding SqlRowSetMetaData instance

另请参见：

ResultSet.getMetaData()

findColumn

int findColumn(String columnName)
               throws InvalidDataAccessException

Maps the given column name to its column index.

参数：

columnName - the name of the column

返回：

the column index for the given column name

抛出：

InvalidDataAccessException

另请参见：

ResultSet.findColumn(String)

getBigDecimal

BigDecimal getBigDecimal(int columnIndex)
                         throws InvalidDataAccessException

Retrieves the value of the indicated column in the current row as an BigDecimal object.

参数：

columnIndex - the column index

返回：

an BigDecimal object representing the column value

抛出：

InvalidDataAccessException

另请参见：

ResultSet.getBigDecimal(int)

getBigDecimal

BigDecimal getBigDecimal(String columnName)
                         throws InvalidDataAccessException

Retrieves the value of the indicated column in the current row as an BigDecimal object.

参数：

columnName - the column name

返回：

an BigDecimal object representing the column value

抛出：

InvalidDataAccessException

另请参见：

ResultSet.getBigDecimal(java.lang.String)

getBoolean

boolean getBoolean(int columnIndex)
                   throws InvalidDataAccessException

Retrieves the value of the indicated column in the current row as a boolean.

参数：

columnIndex - the column index

返回：

a boolean representing the column value

抛出：

InvalidDataAccessException

另请参见：

ResultSet.getBoolean(int)

getBoolean

boolean getBoolean(String columnName)
                   throws InvalidDataAccessException

Retrieves the value of the indicated column in the current row as a boolean.

参数：

columnName - the column name

返回：

a boolean representing the column value

抛出：

InvalidDataAccessException

另请参见：

ResultSet.getBoolean(java.lang.String)

getByte

byte getByte(int columnIndex)
             throws InvalidDataAccessException

Retrieves the value of the indicated column in the current row as a byte.

参数：

columnIndex - the column index

返回：

a byte representing the column value

抛出：

InvalidDataAccessException

另请参见：

ResultSet.getByte(int)

getByte

byte getByte(String columnName)
             throws InvalidDataAccessException

Retrieves the value of the indicated column in the current row as a byte.

参数：

columnName - the column name

返回：

a byte representing the column value

抛出：

InvalidDataAccessException

另请参见：

ResultSet.getByte(java.lang.String)

getDate

Date getDate(int columnIndex,
             Calendar cal)
             throws InvalidDataAccessException

Retrieves the value of the indicated column in the current row as a Date object.

参数：

columnIndex - the column index

cal - the Calendar to use in constructing the Date

返回：

a Date object representing the column value

抛出：

InvalidDataAccessException

另请参见：

ResultSet.getDate(int, java.util.Calendar)

getDate

Date getDate(int columnIndex)
             throws InvalidDataAccessException

Retrieves the value of the indicated column in the current row as a Date object.

参数：

columnIndex - the column index

返回：

a Date object representing the column value

抛出：

InvalidDataAccessException

另请参见：

ResultSet.getDate(int)

getDate

Date getDate(String columnName,
             Calendar cal)
             throws InvalidDataAccessException

Retrieves the value of the indicated column in the current row as a Date object.

参数：

columnName - the column name

cal - the Calendar to use in constructing the Date

返回：

a Date object representing the column value

抛出：

InvalidDataAccessException

另请参见：

ResultSet.getDate(java.lang.String, java.util.Calendar)

getDate

Date getDate(String columnName)
             throws InvalidDataAccessException

Retrieves the value of the indicated column in the current row as a Date object.

参数：

columnName - the column name

返回：

a Date object representing the column value

抛出：

InvalidDataAccessException

另请参见：

ResultSet.getDate(java.lang.String)

getDouble

double getDouble(int columnIndex)
                 throws InvalidDataAccessException

Retrieves the value of the indicated column in the current row as a Double object.

参数：

columnIndex - the column index

返回：

a Double object representing the column value

抛出：

InvalidDataAccessException

另请参见：

ResultSet.getDouble(int)

getDouble

double getDouble(String columnName)
                 throws InvalidDataAccessException

Retrieves the value of the indicated column in the current row as a Double object.

参数：

columnName - the column name

返回：

a Double object representing the column value

抛出：

InvalidDataAccessException

另请参见：

ResultSet.getDouble(java.lang.String)

getFloat

float getFloat(int columnIndex)
               throws InvalidDataAccessException

Retrieves the value of the indicated column in the current row as a float.

参数：

columnIndex - the column index

返回：

a float representing the column value

抛出：

InvalidDataAccessException

另请参见：

ResultSet.getFloat(int)

getFloat

float getFloat(String columnName)
               throws InvalidDataAccessException

Retrieves the value of the indicated column in the current row as a float.

参数：

columnName - the column name

返回：

a float representing the column value

抛出：

InvalidDataAccessException

另请参见：

ResultSet.getFloat(java.lang.String)

getInt

int getInt(int columnIndex)
           throws InvalidDataAccessException

Retrieves the value of the indicated column in the current row as an int.

参数：

columnIndex - the column index

返回：

an int representing the column value

抛出：

InvalidDataAccessException

另请参见：

ResultSet.getInt(int)

getInt

int getInt(String columnName)
           throws InvalidDataAccessException

Retrieves the value of the indicated column in the current row as an int.

参数：

columnName - the column name

返回：

an int representing the column value

抛出：

InvalidDataAccessException

另请参见：

ResultSet.getInt(java.lang.String)

getLong

long getLong(int columnIndex)
             throws InvalidDataAccessException

Retrieves the value of the indicated column in the current row as a long.

参数：

columnIndex - the column index

返回：

a long representing the column value

抛出：

InvalidDataAccessException

另请参见：

ResultSet.getLong(int)

getLong

long getLong(String columnName)
             throws InvalidDataAccessException

Retrieves the value of the indicated column in the current row as a long.

参数：

columnName - the column name

返回：

a long representing the column value

抛出：

InvalidDataAccessException

另请参见：

ResultSet.getLong(java.lang.String)

getObject

Object getObject(int columnIndex,
                 Map map)
                 throws InvalidDataAccessException

Retrieves the value of the indicated column in the current row as an Object.

参数：

columnIndex - the column index

map - a Map object containing the mapping from SQL types to Java types

返回：

a Object representing the column value

抛出：

InvalidDataAccessException

另请参见：

ResultSet.getObject(int, java.util.Map)

getObject

Object getObject(int columnIndex)
                 throws InvalidDataAccessException

Retrieves the value of the indicated column in the current row as an Object.

参数：

columnIndex - the column index

返回：

a Object representing the column value

抛出：

InvalidDataAccessException

另请参见：

ResultSet.getObject(int)

getObject

Object getObject(String columnName,
                 Map map)
                 throws InvalidDataAccessException

Retrieves the value of the indicated column in the current row as an Object.

参数：

columnName - the column name

map - a Map object containing the mapping from SQL types to Java types

返回：

a Object representing the column value

抛出：

InvalidDataAccessException

另请参见：

ResultSet.getObject(java.lang.String, java.util.Map)

getObject

Object getObject(String columnName)
                 throws InvalidDataAccessException

Retrieves the value of the indicated column in the current row as an Object.

参数：

columnName - the column name

返回：

a Object representing the column value

抛出：

InvalidDataAccessException

另请参见：

ResultSet.getObject(java.lang.String)

getShort

short getShort(int columnIndex)
               throws InvalidDataAccessException

Retrieves the value of the indicated column in the current row as a short.

参数：

columnIndex - the column index

返回：

a short representing the column value

抛出：

InvalidDataAccessException

另请参见：

ResultSet.getShort(int)

getShort

short getShort(String columnName)
               throws InvalidDataAccessException

Retrieves the value of the indicated column in the current row as a short.

参数：

columnName - the column name

返回：

a short representing the column value

抛出：

InvalidDataAccessException

另请参见：

ResultSet.getShort(java.lang.String)

getString

String getString(int columnIndex)
                 throws InvalidDataAccessException

Retrieves the value of the indicated column in the current row as a String.

参数：

columnIndex - the column index

返回：

a String representing the column value

抛出：

InvalidDataAccessException

另请参见：

ResultSet.getString(int)

getString

String getString(String columnName)
                 throws InvalidDataAccessException

Retrieves the value of the indicated column in the current row as a String.

参数：

columnName - the column name

返回：

a String representing the column value

抛出：

InvalidDataAccessException

另请参见：

ResultSet.getString(java.lang.String)

getTime

Time getTime(int columnIndex,
             Calendar cal)
             throws InvalidDataAccessException

Retrieves the value of the indicated column in the current row as a Time object.

参数：

columnIndex - the column index

cal - the Calendar to use in constructing the Date

返回：

a Time object representing the column value

抛出：

InvalidDataAccessException

另请参见：

ResultSet.getTime(int, java.util.Calendar)

getTime

Time getTime(int columnIndex)
             throws InvalidDataAccessException

Retrieves the value of the indicated column in the current row as a Time object.

参数：

columnIndex - the column index

返回：

a Time object representing the column value

抛出：

InvalidDataAccessException

另请参见：

ResultSet.getTime(int)

getTime

Time getTime(String columnName,
             Calendar cal)
             throws InvalidDataAccessException

Retrieves the value of the indicated column in the current row as a Time object.

参数：

columnName - the column name

cal - the Calendar to use in constructing the Date

返回：

a Time object representing the column value

抛出：

InvalidDataAccessException

另请参见：

ResultSet.getTime(java.lang.String, java.util.Calendar)

getTime

Time getTime(String columnName)
             throws InvalidDataAccessException

Retrieves the value of the indicated column in the current row as a Time object.

参数：

columnName - the column name

返回：

a Time object representing the column value

抛出：

InvalidDataAccessException

另请参见：

ResultSet.getTime(java.lang.String)

getTimestamp

Timestamp getTimestamp(int columnIndex,
                       Calendar cal)
                       throws InvalidDataAccessException

Retrieves the value of the indicated column in the current row as a Timestamp object.

参数：

columnIndex - the column index

cal - the Calendar to use in constructing the Date

返回：

a Timestamp object representing the column value

抛出：

InvalidDataAccessException

另请参见：

ResultSet.getTimestamp(int, java.util.Calendar)

getTimestamp

Timestamp getTimestamp(int columnIndex)
                       throws InvalidDataAccessException

Retrieves the value of the indicated column in the current row as a Timestamp object.

参数：

columnIndex - the column index

返回：

a Timestamp object representing the column value

抛出：

InvalidDataAccessException

另请参见：

ResultSet.getTimestamp(int)

getTimestamp

Timestamp getTimestamp(String columnName,
                       Calendar cal)
                       throws InvalidDataAccessException

Retrieves the value of the indicated column in the current row as a Timestamp object.

参数：

columnName - the column name

cal - the Calendar to use in constructing the Date

返回：

a Timestamp object representing the column value

抛出：

InvalidDataAccessException

另请参见：

ResultSet.getTimestamp(java.lang.String, java.util.Calendar)

getTimestamp

Timestamp getTimestamp(String columnName)
                       throws InvalidDataAccessException

Retrieves the value of the indicated column in the current row as a Timestamp object.

参数：

columnName - the column name

返回：

a Timestamp object representing the column value

抛出：

InvalidDataAccessException

另请参见：

ResultSet.getTimestamp(java.lang.String)

absolute

boolean absolute(int row)
                 throws InvalidDataAccessException

Moves the cursor to the given row number in the RowSet, just after the last row.

参数：

row - the number of the row where the cursor should move

返回：

true if the cursor is on the RowSet, false otherwise

抛出：

InvalidDataAccessException

另请参见：

ResultSet.absolute(int)

afterLast

void afterLast()
               throws InvalidDataAccessException

Moves the cursor to the end of this RowSet.

抛出：

InvalidDataAccessException

另请参见：

ResultSet.afterLast()

beforeFirst

void beforeFirst()
                 throws InvalidDataAccessException

Moves the cursor to the front of this RowSet, just before the first row.

抛出：

InvalidDataAccessException

另请参见：

ResultSet.beforeFirst()

first

boolean first()
              throws InvalidDataAccessException

Moves the cursor to the first row of this RowSet.

返回：

true if the cursor is on a valid row, false otherwise

抛出：

InvalidDataAccessException

另请参见：

ResultSet.first()

getRow

int getRow()
           throws InvalidDataAccessException

Retrieves the current row number.

返回：

the current row number

抛出：

InvalidDataAccessException

另请参见：

ResultSet.getRow()

isAfterLast

boolean isAfterLast()
                    throws InvalidDataAccessException

Retrieves whether the cursor is after the last row of this RowSet.

返回：

true if the cursor is after the last row, false otherwise

抛出：

InvalidDataAccessException

另请参见：

ResultSet.isAfterLast()

isBeforeFirst

boolean isBeforeFirst()
                      throws InvalidDataAccessException

Retrieves whether the cursor is after the first row of this RowSet.

返回：

true if the cursor is after the first row, false otherwise

抛出：

InvalidDataAccessException

另请参见：

ResultSet.isBeforeFirst()

isFirst

boolean isFirst()
                throws InvalidDataAccessException

Retrieves whether the cursor is on the first row of this RowSet.

返回：

true if the cursor is after the first row, false otherwise

抛出：

InvalidDataAccessException

另请参见：

ResultSet.isFirst()

isLast

boolean isLast()
               throws InvalidDataAccessException

Retrieves whether the cursor is on the last row of this RowSet.

返回：

true if the cursor is after the last row, false otherwise

抛出：

InvalidDataAccessException

另请参见：

ResultSet.isLast()

last

boolean last()
             throws InvalidDataAccessException

Moves the cursor to the last row of this RowSet.

返回：

true if the cursor is on a valid row, false otherwise

抛出：

InvalidDataAccessException

另请参见：

ResultSet.last()

next

boolean next()
             throws InvalidDataAccessException

Moves the cursor to the next row.

返回：

true if the new row is valid, false if there are no more rows

抛出：

InvalidDataAccessException

另请参见：

ResultSet.next()

previous

boolean previous()
                 throws InvalidDataAccessException

Moves the cursor to the previous row.

返回：

true if the new row is valid, false if it is off the RowSet

抛出：

InvalidDataAccessException

另请参见：

ResultSet.previous()

relative

boolean relative(int rows)
                 throws InvalidDataAccessException

Moves the cursor a relative number f rows, either positive or negative.

返回：

true if the cursor is on a row, false otherwise

抛出：

InvalidDataAccessException

另请参见：

ResultSet.relative(int)

wasNull

boolean wasNull()
                throws InvalidDataAccessException

Reports whether the last column read had a value of SQL NULL. Note that you must first call one of the getter methods and then call the wasNull method.

返回：

true if the most recent coumn retrieved was SQL NULL, false otherwise

抛出：

InvalidDataAccessException

另请参见：

ResultSet.wasNull()