EmptyScrollableResults (Red Hat JBoss Enterprise Application Platform 7.2.0.GA public API)

java.lang.Object
- org.hibernate.internal.EmptyScrollableResults

All Implemented Interfaces:

Closeable, AutoCloseable, ScrollableResultsImplementor, ScrollableResults
```
public class EmptyScrollableResults
extends Object
implements ScrollableResultsImplementor
```
Author:

Andrea Boriero

Field Summary

Fields
Modifier and Type Field and Description

static ScrollableResultsImplementor INSTANCE

Fields
Modifier and Type	Field and Description
`static ScrollableResultsImplementor`	`INSTANCE`

Constructor Summary

Constructors
Constructor and Description

EmptyScrollableResults()

Constructors
Constructor and Description
`EmptyScrollableResults()`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`void`	`afterLast()` Go to a location just after the last result.
`void`	`beforeFirst()` Go to a location just before first result, This is the location of the cursor on a newly returned scrollable result.
`void`	`close()` Release resources immediately.
`boolean`	`first()` Go to the first result.
`Object[]`	`get()` Get the current row of results.
`Object`	`get(int i)` Get the `i`th object in the current row of results, without initializing any other results in the row.
`BigDecimal`	`getBigDecimal(int col)` Convenience method to read a BigDecimal.
`BigInteger`	`getBigInteger(int col)` Convenience method to read a BigInteger.
`byte[]`	`getBinary(int col)` Convenience method to read a binary (byte[]).
`Blob`	`getBlob(int col)` Convenience method to read a blob.
`Boolean`	`getBoolean(int col)` Convenience method to read a boolean.
`Byte`	`getByte(int col)` Convenience method to read a byte.
`Calendar`	`getCalendar(int col)` Convenience method to read a Calendar.
`Character`	`getCharacter(int col)` Convenience method to read a char.
`Clob`	`getClob(int col)` Convenience method to read a clob.
`Date`	`getDate(int col)` Convenience method to read a Date.
`Double`	`getDouble(int col)` Convenience method to read a double.
`Float`	`getFloat(int col)` Convenience method to read a float.
`Integer`	`getInteger(int col)` Convenience method to read an integer.
`Locale`	`getLocale(int col)` Convenience method to read a Locale.
`Long`	`getLong(int col)` Convenience method to read a long.
`int`	`getNumberOfTypes()`
`int`	`getRowNumber()` Get the current position in the results.
`Short`	`getShort(int col)` Convenience method to read a short.
`String`	`getString(int col)` Convenience method to read a string.
`String`	`getText(int col)` Convenience method to read a String using streaming.
`TimeZone`	`getTimeZone(int col)` Convenience method to read a TimeZone.
`Type`	`getType(int i)` Get the type of the `i`th column of results.
`boolean`	`isClosed()`
`boolean`	`isFirst()` Is this the first result?
`boolean`	`isLast()` Is this the last result?
`boolean`	`last()` Go to the last result.
`boolean`	`next()` Advance to the next result.
`boolean`	`previous()` Retreat to the previous result.
`boolean`	`scroll(int positions)` Scroll the specified number of positions from the current position.
`boolean`	`setRowNumber(int rowNumber)` Set the current position in the result set.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - INSTANCE
```
public static final ScrollableResultsImplementor INSTANCE
```
- Constructor Detail
  - EmptyScrollableResults
```
public EmptyScrollableResults()
```
- Method Detail
  - isClosed
```
public boolean isClosed()
```
    Specified by:
    
    isClosed in interface ScrollableResultsImplementor
  - getNumberOfTypes
```
public int getNumberOfTypes()
```
    Specified by:
    
    getNumberOfTypes in interface ScrollableResultsImplementor
  - close
```
public void close()
```
    Description copied from interface: ScrollableResults
    
    Release resources immediately.
    
    Specified by:
    
    close in interface Closeable
    
    Specified by:
    
    close in interface AutoCloseable
    
    Specified by:
    
    close in interface ScrollableResults
  - next
```
public boolean next()
```
    Description copied from interface: ScrollableResults
    
    Advance to the next result.
    
    Specified by:
    
    next in interface ScrollableResults
    
    Returns:
    
    true if there is another result
  - previous
```
public boolean previous()
```
    Description copied from interface: ScrollableResults
    
    Retreat to the previous result.
    
    Specified by:
    
    previous in interface ScrollableResults
    
    Returns:
    
    true if there is a previous result
  - scroll
```
public boolean scroll(int positions)
```
    Description copied from interface: ScrollableResults
    
    Scroll the specified number of positions from the current position.
    
    Specified by:
    
    scroll in interface ScrollableResults
    
    Parameters:
    
    positions - a positive (forward) or negative (backward) number of rows
    
    Returns:
    
    true if there is a result at the new location
  - last
```
public boolean last()
```
    Description copied from interface: ScrollableResults
    
    Go to the last result.
    
    Specified by:
    
    last in interface ScrollableResults
    
    Returns:
    
    true if there are any results
  - first
```
public boolean first()
```
    Description copied from interface: ScrollableResults
    
    Go to the first result.
    
    Specified by:
    
    first in interface ScrollableResults
    
    Returns:
    
    true if there are any results
  - beforeFirst
```
public void beforeFirst()
```
    Description copied from interface: ScrollableResults
    
    Go to a location just before first result, This is the location of the cursor on a newly returned scrollable result.
    
    Specified by:
    
    beforeFirst in interface ScrollableResults
  - afterLast
```
public void afterLast()
```
    Description copied from interface: ScrollableResults
    
    Go to a location just after the last result.
    
    Specified by:
    
    afterLast in interface ScrollableResults
  - isFirst
```
public boolean isFirst()
```
    Description copied from interface: ScrollableResults
    
    Is this the first result?
    
    Specified by:
    
    isFirst in interface ScrollableResults
    
    Returns:
    
    true if this is the first row of results, otherwise false
  - isLast
```
public boolean isLast()
```
    Description copied from interface: ScrollableResults
    
    Is this the last result?
    
    Specified by:
    
    isLast in interface ScrollableResults
    
    Returns:
    
    true if this is the last row of results.
  - getRowNumber
```
public int getRowNumber()
```
    Description copied from interface: ScrollableResults
    
    Get the current position in the results. The first position is number 0 (unlike JDBC).
    
    Specified by:
    
    getRowNumber in interface ScrollableResults
    
    Returns:
    
    The current position number, numbered from 0; -1 indicates that there is no current row
  - setRowNumber
```
public boolean setRowNumber(int rowNumber)
```
    Description copied from interface: ScrollableResults
    
    Set the current position in the result set. Can be numbered from the first position (positive number) or the last row (negative number).
    
    Specified by:
    
    setRowNumber in interface ScrollableResults
    
    Parameters:
    
    rowNumber - the row number. A positive number indicates a value numbered from the first row; a negative number indicates a value numbered from the last row.
    
    Returns:
    
    true if there is a row at that row number
  - get
```
public Object[] get()
```
    Description copied from interface: ScrollableResults
    
    Get the current row of results.
    
    Specified by:
    
    get in interface ScrollableResults
    
    Returns:
    
    The array of results
  - get
```
public Object get(int i)
```
    Description copied from interface: ScrollableResults
    
    Get the ith object in the current row of results, without initializing any other results in the row. This method may be used safely, regardless of the type of the column (ie. even for scalar results).
    
    Specified by:
    
    get in interface ScrollableResults
    
    Parameters:
    
    i - the column, numbered from zero
    
    Returns:
    
    The requested result object; may return null
  - getType
```
public Type getType(int i)
```
    Description copied from interface: ScrollableResults
    
    Get the type of the ith column of results.
    
    Specified by:
    
    getType in interface ScrollableResults
    
    Parameters:
    
    i - the column, numbered from zero
    
    Returns:
    
    the Hibernate type
  - getInteger
```
public Integer getInteger(int col)
```
    Description copied from interface: ScrollableResults
    
    Convenience method to read an integer.
    
    Specified by:
    
    getInteger in interface ScrollableResults
    
    Parameters:
    
    col - The column, numbered from zero
    
    Returns:
    
    The column value as an integer
  - getLong
```
public Long getLong(int col)
```
    Description copied from interface: ScrollableResults
    
    Convenience method to read a long.
    
    Specified by:
    
    getLong in interface ScrollableResults
    
    Parameters:
    
    col - The column, numbered from zero
    
    Returns:
    
    The column value as a long
  - getFloat
```
public Float getFloat(int col)
```
    Description copied from interface: ScrollableResults
    
    Convenience method to read a float.
    
    Specified by:
    
    getFloat in interface ScrollableResults
    
    Parameters:
    
    col - The column, numbered from zero
    
    Returns:
    
    The column value as a float
  - getBoolean
```
public Boolean getBoolean(int col)
```
    Description copied from interface: ScrollableResults
    
    Convenience method to read a boolean.
    
    Specified by:
    
    getBoolean in interface ScrollableResults
    
    Parameters:
    
    col - The column, numbered from zero
    
    Returns:
    
    The column value as a boolean
  - getDouble
```
public Double getDouble(int col)
```
    Description copied from interface: ScrollableResults
    
    Convenience method to read a double.
    
    Specified by:
    
    getDouble in interface ScrollableResults
    
    Parameters:
    
    col - The column, numbered from zero
    
    Returns:
    
    The column value as a double
  - getShort
```
public Short getShort(int col)
```
    Description copied from interface: ScrollableResults
    
    Convenience method to read a short.
    
    Specified by:
    
    getShort in interface ScrollableResults
    
    Parameters:
    
    col - The column, numbered from zero
    
    Returns:
    
    The column value as a short
  - getByte
```
public Byte getByte(int col)
```
    Description copied from interface: ScrollableResults
    
    Convenience method to read a byte.
    
    Specified by:
    
    getByte in interface ScrollableResults
    
    Parameters:
    
    col - The column, numbered from zero
    
    Returns:
    
    The column value as a byte
  - getCharacter
```
public Character getCharacter(int col)
```
    Description copied from interface: ScrollableResults
    
    Convenience method to read a char.
    
    Specified by:
    
    getCharacter in interface ScrollableResults
    
    Parameters:
    
    col - The column, numbered from zero
    
    Returns:
    
    The column value as a char
  - getBinary
```
public byte[] getBinary(int col)
```
    Description copied from interface: ScrollableResults
    
    Convenience method to read a binary (byte[]).
    
    Specified by:
    
    getBinary in interface ScrollableResults
    
    Parameters:
    
    col - The column, numbered from zero
    
    Returns:
    
    The column value as a binary (byte[])
  - getText
```
public String getText(int col)
```
    Description copied from interface: ScrollableResults
    
    Convenience method to read a String using streaming.
    
    Specified by:
    
    getText in interface ScrollableResults
    
    Parameters:
    
    col - The column, numbered from zero
    
    Returns:
    
    The column value as a String
  - getBlob
```
public Blob getBlob(int col)
```
    Description copied from interface: ScrollableResults
    
    Convenience method to read a blob.
    
    Specified by:
    
    getBlob in interface ScrollableResults
    
    Parameters:
    
    col - The column, numbered from zero
    
    Returns:
    
    The column value as a Blob
  - getClob
```
public Clob getClob(int col)
```
    Description copied from interface: ScrollableResults
    
    Convenience method to read a clob.
    
    Specified by:
    
    getClob in interface ScrollableResults
    
    Parameters:
    
    col - The column, numbered from zero
    
    Returns:
    
    The column value as a Clob
  - getString
```
public String getString(int col)
```
    Description copied from interface: ScrollableResults
    
    Convenience method to read a string.
    
    Specified by:
    
    getString in interface ScrollableResults
    
    Parameters:
    
    col - The column, numbered from zero
    
    Returns:
    
    The column value as a String
  - getBigDecimal
```
public BigDecimal getBigDecimal(int col)
```
    Description copied from interface: ScrollableResults
    
    Convenience method to read a BigDecimal.
    
    Specified by:
    
    getBigDecimal in interface ScrollableResults
    
    Parameters:
    
    col - The column, numbered from zero
    
    Returns:
    
    The column value as a BigDecimal
  - getBigInteger
```
public BigInteger getBigInteger(int col)
```
    Description copied from interface: ScrollableResults
    
    Convenience method to read a BigInteger.
    
    Specified by:
    
    getBigInteger in interface ScrollableResults
    
    Parameters:
    
    col - The column, numbered from zero
    
    Returns:
    
    The column value as a BigInteger
  - getDate
```
public Date getDate(int col)
```
    Description copied from interface: ScrollableResults
    
    Convenience method to read a Date.
    
    Specified by:
    
    getDate in interface ScrollableResults
    
    Parameters:
    
    col - The column, numbered from zero
    
    Returns:
    
    The column value as a Date
  - getLocale
```
public Locale getLocale(int col)
```
    Description copied from interface: ScrollableResults
    
    Convenience method to read a Locale.
    
    Specified by:
    
    getLocale in interface ScrollableResults
    
    Parameters:
    
    col - The column, numbered from zero
    
    Returns:
    
    The column value as a Locale
  - getCalendar
```
public Calendar getCalendar(int col)
```
    Description copied from interface: ScrollableResults
    
    Convenience method to read a Calendar.
    
    Specified by:
    
    getCalendar in interface ScrollableResults
    
    Parameters:
    
    col - The column, numbered from zero
    
    Returns:
    
    The column value as a Calendar
  - getTimeZone
```
public TimeZone getTimeZone(int col)
```
    Description copied from interface: ScrollableResults
    
    Convenience method to read a TimeZone.
    
    Specified by:
    
    getTimeZone in interface ScrollableResults
    
    Parameters:
    
    col - The column, numbered from zero
    
    Returns:
    
    The column value as a TimeZone

Class EmptyScrollableResults

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

INSTANCE

Constructor Detail

EmptyScrollableResults

Method Detail

isClosed

getNumberOfTypes

close

next

previous

scroll

last

first

beforeFirst

afterLast

isFirst

isLast

getRowNumber

setRowNumber

get

get

getType

getInteger

getLong

getFloat

getBoolean

getDouble

getShort

getByte

getCharacter

getBinary

getText

getBlob

getClob

getString

getBigDecimal

getBigInteger

getDate

getLocale

getCalendar

getTimeZone