ForwardingVTI (Apache Derby V10.14 Internals)

java.lang.Object
- org.apache.derby.vti.VTITemplate
- - org.apache.derby.vti.ForwardingVTI

All Implemented Interfaces:

java.lang.AutoCloseable, java.sql.ResultSet, java.sql.Wrapper, AwareVTI

Direct Known Subclasses:

ForeignTableVTI
```
public class ForwardingVTI
extends VTITemplate
```
This class contains a table function which forwards its behavior to another ResultSet wrapped inside it.

Nested Class Summary
- Nested classes/interfaces inherited from class org.apache.derby.vti.VTITemplate
  VTITemplate.ColumnDescriptor

Field Summary

Fields
Modifier and Type Field Description

private java.sql.ResultSet _wrappedResultSet
- Fields inherited from interface java.sql.ResultSet
  CLOSE_CURSORS_AT_COMMIT, CONCUR_READ_ONLY, CONCUR_UPDATABLE, FETCH_FORWARD, FETCH_REVERSE, FETCH_UNKNOWN, HOLD_CURSORS_OVER_COMMIT, TYPE_FORWARD_ONLY, TYPE_SCROLL_INSENSITIVE, TYPE_SCROLL_SENSITIVE

Fields
Modifier and Type	Field	Description
`private java.sql.ResultSet`	`_wrappedResultSet`

Constructor Summary

Constructors
Constructor Description

ForwardingVTI()
Construct from another ResultSet.

Constructors
Constructor	Description
`ForwardingVTI()`	Construct from another ResultSet.

Method Summary

All Methods Instance Methods Concrete Methods Deprecated Methods
Modifier and Type	Method	Description
`void`	`close()`
`java.io.InputStream`	`getAsciiStream(int i)`
`java.math.BigDecimal`	`getBigDecimal(int i)`
`java.math.BigDecimal`	`getBigDecimal(int i, int scale)`	Deprecated.
`java.io.InputStream`	`getBinaryStream(int i)`
`java.sql.Blob`	`getBlob(int i)`
`boolean`	`getBoolean(int i)`
`byte`	`getByte(int i)`
`byte[]`	`getBytes(int i)`
`java.io.Reader`	`getCharacterStream(int i)`
`java.sql.Clob`	`getClob(int i)`
`java.sql.Date`	`getDate(int i)`
`java.sql.Date`	`getDate(int i, java.util.Calendar cal)`
`double`	`getDouble(int i)`
`float`	`getFloat(int i)`
`int`	`getInt(int i)`
`long`	`getLong(int i)`
`java.sql.ResultSetMetaData`	`getMetaData()`
`java.lang.Object`	`getObject(int i)`
`short`	`getShort(int i)`
`java.lang.String`	`getString(int i)`
`java.sql.Time`	`getTime(int i)`
`java.sql.Time`	`getTime(int i, java.util.Calendar cal)`
`java.sql.Timestamp`	`getTimestamp(int i)`
`java.sql.Timestamp`	`getTimestamp(int i, java.util.Calendar cal)`
`java.sql.ResultSet`	`getWrappedResultSet()`	Get the wrapped ResultSet.
`boolean`	`isClosed()`
`protected int`	`mapColumnNumber(int ourColumnNumber)`	This overridable method maps the ForwardVTI's column numbers to those of the wrapped ResultSet
`boolean`	`next()`
`boolean`	`wasNull()`
`void`	`wrapResultSet(java.sql.ResultSet wrappedResultSet)`	Poke in another ResultSet to which we forward method calls.

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

Methods inherited from interface java.sql.ResultSet
updateObject, updateObject, updateObject, updateObject

Methods inherited from class org.apache.derby.vti.VTITemplate
absolute, afterLast, beforeFirst, cancelRowUpdates, clearWarnings, deleteRow, findColumn, first, getArray, getArray, getAsciiStream, getBigDecimal, getBigDecimal, getBinaryStream, getBlob, getBoolean, getByte, getBytes, getCharacterStream, getClob, getConcurrency, getContext, getCursorName, getDate, getDate, getDouble, getFetchDirection, getFetchSize, getFloat, getHoldability, getInt, getLong, getNCharacterStream, getNCharacterStream, getNClob, getNClob, getNString, getNString, getObject, getObject, getObject, getObject, getObject, getRef, getRef, getReturnTableSignature, getRow, getRowId, getRowId, getShort, getSQLXML, getSQLXML, getStatement, getString, getTime, getTime, getTimestamp, getTimestamp, getType, getUnicodeStream, getUnicodeStream, getURL, getURL, getWarnings, insertRow, isAfterLast, isBeforeFirst, isFirst, isLast, isWrapperFor, last, moveToCurrentRow, moveToInsertRow, notImplemented, previous, refreshRow, relative, rowDeleted, rowInserted, rowUpdated, setContext, setFetchDirection, setFetchSize, unwrap, updateArray, updateArray, updateAsciiStream, updateAsciiStream, updateAsciiStream, updateAsciiStream, updateAsciiStream, updateAsciiStream, updateBigDecimal, updateBigDecimal, updateBinaryStream, updateBinaryStream, updateBinaryStream, updateBinaryStream, updateBinaryStream, updateBinaryStream, updateBlob, updateBlob, updateBlob, updateBlob, updateBlob, updateBlob, updateBoolean, updateBoolean, updateByte, updateByte, updateBytes, updateBytes, updateCharacterStream, updateCharacterStream, updateCharacterStream, updateCharacterStream, updateCharacterStream, updateCharacterStream, updateClob, updateClob, updateClob, updateClob, updateClob, updateClob, updateDate, updateDate, updateDouble, updateDouble, updateFloat, updateFloat, updateInt, updateInt, updateLong, updateLong, updateNCharacterStream, updateNCharacterStream, updateNCharacterStream, updateNCharacterStream, updateNClob, updateNClob, updateNClob, updateNClob, updateNClob, updateNClob, updateNString, updateNString, updateNull, updateNull, updateObject, updateObject, updateObject, updateObject, updateRef, updateRef, updateRow, updateRowId, updateRowId, updateShort, updateShort, updateSQLXML, updateSQLXML, updateString, updateString, updateTime, updateTime, updateTimestamp, updateTimestamp

- Field Detail
  - _wrappedResultSet
```
private java.sql.ResultSet _wrappedResultSet
```
- Constructor Detail
  - ForwardingVTI
```
public ForwardingVTI()
```
    Construct from another ResultSet.
- Method Detail
  - wrapResultSet
```
public final void wrapResultSet(java.sql.ResultSet wrappedResultSet)
```
    Poke in another ResultSet to which we forward method calls.
  - getWrappedResultSet
```
public final java.sql.ResultSet getWrappedResultSet()
```
    Get the wrapped ResultSet.
  - mapColumnNumber
```
protected int mapColumnNumber(int ourColumnNumber)
```
    This overridable method maps the ForwardVTI's column numbers to those of the wrapped ResultSet
  - close
```
public void close()
           throws java.sql.SQLException
```
    Throws:
    
    java.sql.SQLException
  - next
```
public boolean next()
             throws java.sql.SQLException
```
    Throws:
    
    java.sql.SQLException
  - isClosed
```
public boolean isClosed()
                 throws java.sql.SQLException
```
    Specified by:
    
    isClosed in interface java.sql.ResultSet
    
    Overrides:
    
    isClosed in class VTITemplate
    
    Throws:
    
    java.sql.SQLException
  - wasNull
```
public boolean wasNull()
                throws java.sql.SQLException
```
    Specified by:
    
    wasNull in interface java.sql.ResultSet
    
    Overrides:
    
    wasNull in class VTITemplate
    
    Throws:
    
    java.sql.SQLException
  - getMetaData
```
public java.sql.ResultSetMetaData getMetaData()
                                       throws java.sql.SQLException
```
    Specified by:
    
    getMetaData in interface java.sql.ResultSet
    
    Overrides:
    
    getMetaData in class VTITemplate
    
    Throws:
    
    java.sql.SQLException
  - getAsciiStream
```
public java.io.InputStream getAsciiStream(int i)
                                   throws java.sql.SQLException
```
    Specified by:
    
    getAsciiStream in interface java.sql.ResultSet
    
    Overrides:
    
    getAsciiStream in class VTITemplate
    
    Throws:
    
    java.sql.SQLException
  - getBigDecimal
```
public java.math.BigDecimal getBigDecimal(int i)
                                   throws java.sql.SQLException
```
    Specified by:
    
    getBigDecimal in interface java.sql.ResultSet
    
    Overrides:
    
    getBigDecimal in class VTITemplate
    
    Throws:
    
    java.sql.SQLException
  - getBigDecimal
```
@Deprecated
public java.math.BigDecimal getBigDecimal(int i,
                                          int scale)
                                   throws java.sql.SQLException
```
    Deprecated.
    
    Specified by:
    
    getBigDecimal in interface java.sql.ResultSet
    
    Overrides:
    
    getBigDecimal in class VTITemplate
    
    Throws:
    
    java.sql.SQLException
  - getBinaryStream
```
public java.io.InputStream getBinaryStream(int i)
                                    throws java.sql.SQLException
```
    Specified by:
    
    getBinaryStream in interface java.sql.ResultSet
    
    Overrides:
    
    getBinaryStream in class VTITemplate
    
    Throws:
    
    java.sql.SQLException
  - getBlob
```
public java.sql.Blob getBlob(int i)
                      throws java.sql.SQLException
```
    Specified by:
    
    getBlob in interface java.sql.ResultSet
    
    Overrides:
    
    getBlob in class VTITemplate
    
    Throws:
    
    java.sql.SQLException
  - getBoolean
```
public boolean getBoolean(int i)
                   throws java.sql.SQLException
```
    Specified by:
    
    getBoolean in interface java.sql.ResultSet
    
    Overrides:
    
    getBoolean in class VTITemplate
    
    Throws:
    
    java.sql.SQLException
  - getByte
```
public byte getByte(int i)
             throws java.sql.SQLException
```
    Specified by:
    
    getByte in interface java.sql.ResultSet
    
    Overrides:
    
    getByte in class VTITemplate
    
    Throws:
    
    java.sql.SQLException
  - getBytes
```
public byte[] getBytes(int i)
                throws java.sql.SQLException
```
    Specified by:
    
    getBytes in interface java.sql.ResultSet
    
    Overrides:
    
    getBytes in class VTITemplate
    
    Throws:
    
    java.sql.SQLException
  - getCharacterStream
```
public java.io.Reader getCharacterStream(int i)
                                  throws java.sql.SQLException
```
    Specified by:
    
    getCharacterStream in interface java.sql.ResultSet
    
    Overrides:
    
    getCharacterStream in class VTITemplate
    
    Throws:
    
    java.sql.SQLException
  - getClob
```
public java.sql.Clob getClob(int i)
                      throws java.sql.SQLException
```
    Specified by:
    
    getClob in interface java.sql.ResultSet
    
    Overrides:
    
    getClob in class VTITemplate
    
    Throws:
    
    java.sql.SQLException
  - getDate
```
public java.sql.Date getDate(int i)
                      throws java.sql.SQLException
```
    Specified by:
    
    getDate in interface java.sql.ResultSet
    
    Overrides:
    
    getDate in class VTITemplate
    
    Throws:
    
    java.sql.SQLException
  - getDate
```
public java.sql.Date getDate(int i,
                             java.util.Calendar cal)
                      throws java.sql.SQLException
```
    Specified by:
    
    getDate in interface java.sql.ResultSet
    
    Overrides:
    
    getDate in class VTITemplate
    
    Throws:
    
    java.sql.SQLException
  - getDouble
```
public double getDouble(int i)
                 throws java.sql.SQLException
```
    Specified by:
    
    getDouble in interface java.sql.ResultSet
    
    Overrides:
    
    getDouble in class VTITemplate
    
    Throws:
    
    java.sql.SQLException
  - getFloat
```
public float getFloat(int i)
               throws java.sql.SQLException
```
    Specified by:
    
    getFloat in interface java.sql.ResultSet
    
    Overrides:
    
    getFloat in class VTITemplate
    
    Throws:
    
    java.sql.SQLException
  - getInt
```
public int getInt(int i)
           throws java.sql.SQLException
```
    Specified by:
    
    getInt in interface java.sql.ResultSet
    
    Overrides:
    
    getInt in class VTITemplate
    
    Throws:
    
    java.sql.SQLException
  - getLong
```
public long getLong(int i)
             throws java.sql.SQLException
```
    Specified by:
    
    getLong in interface java.sql.ResultSet
    
    Overrides:
    
    getLong in class VTITemplate
    
    Throws:
    
    java.sql.SQLException
  - getObject
```
public java.lang.Object getObject(int i)
                           throws java.sql.SQLException
```
    Specified by:
    
    getObject in interface java.sql.ResultSet
    
    Overrides:
    
    getObject in class VTITemplate
    
    Throws:
    
    java.sql.SQLException
  - getShort
```
public short getShort(int i)
               throws java.sql.SQLException
```
    Specified by:
    
    getShort in interface java.sql.ResultSet
    
    Overrides:
    
    getShort in class VTITemplate
    
    Throws:
    
    java.sql.SQLException
  - getString
```
public java.lang.String getString(int i)
                           throws java.sql.SQLException
```
    Specified by:
    
    getString in interface java.sql.ResultSet
    
    Overrides:
    
    getString in class VTITemplate
    
    Throws:
    
    java.sql.SQLException
  - getTime
```
public java.sql.Time getTime(int i)
                      throws java.sql.SQLException
```
    Specified by:
    
    getTime in interface java.sql.ResultSet
    
    Overrides:
    
    getTime in class VTITemplate
    
    Throws:
    
    java.sql.SQLException
  - getTime
```
public java.sql.Time getTime(int i,
                             java.util.Calendar cal)
                      throws java.sql.SQLException
```
    Specified by:
    
    getTime in interface java.sql.ResultSet
    
    Overrides:
    
    getTime in class VTITemplate
    
    Throws:
    
    java.sql.SQLException
  - getTimestamp
```
public java.sql.Timestamp getTimestamp(int i)
                                throws java.sql.SQLException
```
    Specified by:
    
    getTimestamp in interface java.sql.ResultSet
    
    Overrides:
    
    getTimestamp in class VTITemplate
    
    Throws:
    
    java.sql.SQLException
  - getTimestamp
```
public java.sql.Timestamp getTimestamp(int i,
                                       java.util.Calendar cal)
                                throws java.sql.SQLException
```
    Specified by:
    
    getTimestamp in interface java.sql.ResultSet
    
    Overrides:
    
    getTimestamp in class VTITemplate
    
    Throws:
    
    java.sql.SQLException

Class ForwardingVTI

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.derby.vti.VTITemplate

Field Summary

Fields inherited from interface java.sql.ResultSet

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Methods inherited from interface java.sql.ResultSet

Methods inherited from class org.apache.derby.vti.VTITemplate

Field Detail

_wrappedResultSet

Constructor Detail

ForwardingVTI

Method Detail

wrapResultSet

getWrappedResultSet

mapColumnNumber

close

next

isClosed

wasNull

getMetaData

getAsciiStream

getBigDecimal

getBigDecimal

getBinaryStream

getBlob

getBoolean

getByte

getBytes

getCharacterStream

getClob

getDate

getDate

getDouble

getFloat

getInt

getLong

getObject

getShort

getString

getTime

getTime

getTimestamp

getTimestamp