NetResultSet (Apache Derby V10.14 Internals)

java.lang.Object
- org.apache.derby.client.am.ClientResultSet
- - org.apache.derby.client.net.NetResultSet

All Implemented Interfaces:

java.lang.AutoCloseable, java.sql.ResultSet, java.sql.Wrapper, ResultSetCallbackInterface, UnitOfWorkListener

Direct Known Subclasses:

NetResultSet42
```
class NetResultSet
extends ClientResultSet
```

Field Summary

Fields
Modifier and Type	Field	Description
`(package private) boolean`	`firstOutovrBuilt_`
`private boolean`	`isFixedRowProtocol`
`private NetAgent`	`netAgent_`
`private NetConnection`	`netConnection_`
`(package private) NetCursor`	`netCursor_`
`private NetStatement`	`netStatement_`

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

Constructor Summary

Constructors
Constructor	Description
`NetResultSet(NetAgent netAgent, NetStatement netStatement, Cursor cursor, int qryprctyp, int sqlcsrhld, int qryattscr, int qryattsns, int qryattset, long qryinsid, int actualResultSetType, int actualResultSetConcurrency, int actualResultSetHoldability)`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`(package private) void`	`flowFetch()`
`(package private) void`	`flowFetchToCompleteRowset()`
`protected void`	`parseRowset_()`
`protected void`	`preClose_()`	Method that is invoked by `closeX()` before the result set is actually being closed.
`void`	`readCursorClose_()`
`void`	`readFetch_()`
`void`	`readPositioningFetch_()`
`void`	`readScrollableFetch_()`
`void`	`setFetchSize_(int rows)`
`void`	`writeCursorClose_(Section section)`
`void`	`writeFetch_(Section section)`
`void`	`writePositioningFetch_(Section section, int orientation, long rowToFetch)`
`void`	`writeScrollableFetch_(Section section, int fetchSize, int orientation, long rowToFetch, boolean resetQueryBlocks)`

Methods inherited from class org.apache.derby.client.am.ClientResultSet
absolute, accumulateWarning, afterLast, beforeFirst, cancelRowUpdates, checkAndThrowReceivedQueryTerminatingException, checkForClosedResultSet, clearWarnings, close, closeX, completeLocalCommit, completeLocalRollback, completeSqlca, deleteRow, earlyCloseComplete, expandRowsetSqlca, findColumn, findColumnX, first, getArray, getArray, getAsciiStream, getAsciiStream, getBigDecimal, getBigDecimal, getBigDecimal, getBigDecimal, getBinaryStream, getBinaryStream, getBlob, getBlob, getBoolean, getBoolean, getByte, getByte, getBytes, getBytes, getCharacterStream, getCharacterStream, getClob, getClob, getConcurrency, getConnectionCallbackInterface, getCursorName, getDate, getDate, getDate, getDate, getDouble, getDouble, getFetchDirection, getFetchSize, getFloat, getFloat, getHoldability, getInt, getInt, getLong, getLong, getMetaData, getNCharacterStream, getNCharacterStream, getNClob, getNClob, getNString, getNString, getObject, getObject, getObject, getObject, getObject, getObject, getRef, getRef, getRow, getRowCount, getRowId, getRowId, getRSReturnability, getShort, getShort, getSQLXML, getSQLXML, getStatement, getStatementCallbackInterface, getString, getString, getTime, getTime, getTime, getTime, getTimestamp, getTimestamp, getTimestamp, getTimestamp, getType, getUnicodeStream, getUnicodeStream, getURL, getURL, getWarnings, insertRow, isAfterLast, isBeforeFirst, isClosed, isFirst, isLast, isWrapperFor, last, listenToUnitOfWork, markClosedOnServer, markLOBAsPublished, moveToCurrentRow, moveToInsertRow, next, previous, refreshRow, relative, rowDeleted, rowInserted, rowUpdated, setFetchDirection, setFetchSize, setRowCountEvent, setRSReturnability, setValidCursorPosition, 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, updateNClob, updateNString, updateNString, updateNull, updateNull, updateObject, updateObject, updateObject, updateObject, updateRef, updateRef, updateRow, updateRowId, updateRowId, updateShort, updateShort, updateSQLXML, updateSQLXML, updateString, updateString, updateTime, updateTime, updateTimestamp, updateTimestamp, wasNull

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

Field Detail

netConnection_

private final NetConnection netConnection_

netStatement_

private final NetStatement netStatement_

netCursor_
```
final NetCursor netCursor_
```

netAgent_
```
private final NetAgent netAgent_
```

isFixedRowProtocol
```
private boolean isFixedRowProtocol
```

firstOutovrBuilt_
```
boolean firstOutovrBuilt_
```

Constructor Detail

NetResultSet

NetResultSet(NetAgent netAgent,
             NetStatement netStatement,
             Cursor cursor,
             int qryprctyp,
             int sqlcsrhld,
             int qryattscr,
             int qryattsns,
             int qryattset,
             long qryinsid,
             int actualResultSetType,
             int actualResultSetConcurrency,
             int actualResultSetHoldability)

Method Detail

parseRowset_
```
protected void parseRowset_()
                     throws SqlException
```
Specified by:

parseRowset_ in class ClientResultSet

Throws:

SqlException

setFetchSize_
```
public void setFetchSize_(int rows)
```
Specified by:

setFetchSize_ in class ClientResultSet

flowFetchToCompleteRowset

void flowFetchToCompleteRowset()
                        throws DisconnectException

Throws:: DisconnectException

writeFetch_

public void writeFetch_(Section section)
                 throws SqlException

Specified by:: writeFetch_ in class ClientResultSet
Throws:: SqlException

readFetch_
```
public void readFetch_()
                throws SqlException
```
Specified by:

readFetch_ in class ClientResultSet

Throws:

SqlException

writeScrollableFetch_

public void writeScrollableFetch_(Section section,
                                  int fetchSize,
                                  int orientation,
                                  long rowToFetch,
                                  boolean resetQueryBlocks)
                           throws SqlException

Specified by:: writeScrollableFetch_ in class ClientResultSet
Throws:: SqlException

readScrollableFetch_
```
public void readScrollableFetch_()
                          throws SqlException
```
Specified by:

readScrollableFetch_ in class ClientResultSet

Throws:

SqlException

writePositioningFetch_

public void writePositioningFetch_(Section section,
                                   int orientation,
                                   long rowToFetch)
                            throws SqlException

Specified by:: writePositioningFetch_ in class ClientResultSet
Throws:: SqlException

readPositioningFetch_
```
public void readPositioningFetch_()
                           throws SqlException
```
Specified by:

readPositioningFetch_ in class ClientResultSet

Throws:

SqlException

writeCursorClose_

public void writeCursorClose_(Section section)
                       throws SqlException

Specified by:: writeCursorClose_ in class ClientResultSet
Throws:: SqlException

readCursorClose_
```
public void readCursorClose_()
                      throws SqlException
```
Specified by:

readCursorClose_ in class ClientResultSet

Throws:

SqlException

preClose_
```
protected void preClose_()
                  throws SqlException
```
Method that is invoked by closeX() before the result set is actually being closed. If QRYCLSIMP is enabled on the cursor, scan data buffer for end of data (SQL state 02000). If end of data is received, the result set is closed on the server.

Specified by:

preClose_ in class ClientResultSet

Throws:

SqlException

flowFetch

void flowFetch()
        throws DisconnectException,
               SqlException

Throws:: DisconnectException; SqlException

Class NetResultSet

Field Summary

Fields inherited from class org.apache.derby.client.am.ClientResultSet

Fields inherited from interface java.sql.ResultSet

Constructor Summary

Method Summary

Methods inherited from class org.apache.derby.client.am.ClientResultSet

Methods inherited from class java.lang.Object

Methods inherited from interface java.sql.ResultSet

Field Detail

netConnection_

netStatement_

netCursor_

netAgent_

isFixedRowProtocol

firstOutovrBuilt_

Constructor Detail

NetResultSet

Method Detail

parseRowset_

setFetchSize_

flowFetchToCompleteRowset

writeFetch_

readFetch_

writeScrollableFetch_

readScrollableFetch_

writePositioningFetch_

readPositioningFetch_

writeCursorClose_

readCursorClose_

preClose_

flowFetch