snaq.db

Class CachedPreparedStatement

java.lang.Object

snaq.db.CachedStatement

snaq.db.CachedPreparedStatement

All Implemented Interfaces:

AutoCloseable, PreparedStatement, Statement, Wrapper

Direct Known Subclasses:

CachedCallableStatement

public class CachedPreparedStatement
extends CachedStatement
implements PreparedStatement

PreparedStatement wrapper that provides caching support.

Author:

Giles Winstanley

Field Summary

Fields

Modifier and Type	Field and Description
protected String	sql

Fields inherited from class snaq.db.CachedStatement

cacheable, checking, MSG_STATEMENT_CLOSED, st

Fields inherited from interface java.sql.Statement

CLOSE_ALL_RESULTS, CLOSE_CURRENT_RESULT, EXECUTE_FAILED, KEEP_CURRENT_RESULT, NO_GENERATED_KEYS, RETURN_GENERATED_KEYS, SUCCESS_NO_INFO

Constructor Summary

Constructors

Constructor and Description
CachedPreparedStatement(String sql, PreparedStatement st) Creates a new CachedPreparedStatement object, using the supplied PreparedStatement.

Method Summary

Methods

Modifier and Type	Method and Description
void	addBatch()
void	clearParameters()
boolean	execute()
ResultSet	executeQuery()
int	executeUpdate()
ResultSetMetaData	getMetaData()
ParameterMetaData	getParameterMetaData()
void	recycle() Overridden to add PreparedStatement specific code.
void	release() Overridden to provide caching support.
void	setArray(int i, Array x)
void	setAsciiStream(int parameterIndex, InputStream x)
void	setAsciiStream(int parameterIndex, InputStream x, int length)
void	setAsciiStream(int parameterIndex, InputStream x, long length)
void	setBigDecimal(int parameterIndex, BigDecimal x)
void	setBinaryStream(int parameterIndex, InputStream x)
void	setBinaryStream(int parameterIndex, InputStream x, int length)
void	setBinaryStream(int parameterIndex, InputStream x, long length)
void	setBlob(int i, Blob x)
void	setBlob(int parameterIndex, InputStream inputStream)
void	setBlob(int parameterIndex, InputStream inputStream, long length)
void	setBoolean(int parameterIndex, boolean x)
void	setByte(int parameterIndex, byte x)
void	setBytes(int parameterIndex, byte[] x)
void	setCharacterStream(int parameterIndex, Reader reader)
void	setCharacterStream(int parameterIndex, Reader reader, int length)
void	setCharacterStream(int parameterIndex, Reader reader, long length)
void	setClob(int i, Clob x)
void	setClob(int parameterIndex, Reader reader)
void	setClob(int parameterIndex, Reader reader, long length)
void	setDate(int parameterIndex, Date x)
void	setDate(int parameterIndex, Date x, Calendar cal)
void	setDouble(int parameterIndex, double x)
void	setFloat(int parameterIndex, float x)
void	setInt(int parameterIndex, int x)
void	setLong(int parameterIndex, long x)
void	setNCharacterStream(int parameterIndex, Reader value)
void	setNCharacterStream(int parameterIndex, Reader value, long length)
void	setNClob(int parameterIndex, NClob value)
void	setNClob(int parameterIndex, Reader reader)
void	setNClob(int parameterIndex, Reader reader, long length)
void	setNString(int parameterIndex, String value)
void	setNull(int parameterIndex, int sqlType)
void	setNull(int paramIndex, int sqlType, String typeName)
void	setObject(int parameterIndex, Object x)
void	setObject(int parameterIndex, Object x, int targetSqlType)
void	setObject(int parameterIndex, Object x, int targetSqlType, int scale)
void	setRef(int i, Ref x)
void	setRowId(int parameterIndex, RowId x)
void	setShort(int parameterIndex, short x)
void	setSQLXML(int parameterIndex, SQLXML xmlObject)
void	setString(int parameterIndex, String x)
void	setTime(int parameterIndex, Time x)
void	setTime(int parameterIndex, Time x, Calendar cal)
void	setTimestamp(int parameterIndex, Timestamp x)
void	setTimestamp(int parameterIndex, Timestamp x, Calendar cal)
void	setUnicodeStream(int parameterIndex, InputStream x, int length)
void	setURL(int parameterIndex, URL x)

Methods inherited from class snaq.db.CachedStatement

addBatch, cancel, clearBatch, clearWarnings, close, closeOnCompletion, execute, execute, execute, execute, executeBatch, executeQuery, executeUpdate, executeUpdate, executeUpdate, executeUpdate, getConnection, getFetchDirection, getFetchSize, getGeneratedKeys, getMaxFieldSize, getMaxRows, getMoreResults, getMoreResults, getParametersString, getQueryTimeout, getResultSet, getResultSetConcurrency, getResultSetHoldability, getResultSetType, getUpdateCount, getWarnings, isClosed, isCloseOnCompletion, isPoolable, isWrapperFor, setCursorName, setEscapeProcessing, setFetchDirection, setFetchSize, setMaxFieldSize, setMaxRows, setPoolable, setQueryTimeout, unwrap

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.sql.Statement

addBatch, cancel, clearBatch, clearWarnings, close, closeOnCompletion, execute, execute, execute, execute, executeBatch, executeQuery, executeUpdate, executeUpdate, executeUpdate, executeUpdate, getConnection, getFetchDirection, getFetchSize, getGeneratedKeys, getMaxFieldSize, getMaxRows, getMoreResults, getMoreResults, getQueryTimeout, getResultSet, getResultSetConcurrency, getResultSetHoldability, getResultSetType, getUpdateCount, getWarnings, isClosed, isCloseOnCompletion, isPoolable, setCursorName, setEscapeProcessing, setFetchDirection, setFetchSize, setMaxFieldSize, setMaxRows, setPoolable, setQueryTimeout

Methods inherited from interface java.sql.Wrapper

isWrapperFor, unwrap

Field Detail

sql

protected String sql

Constructor Detail

CachedPreparedStatement

public CachedPreparedStatement(String sql,
                       PreparedStatement st)

Creates a new CachedPreparedStatement object, using the supplied PreparedStatement.

Parameters:

sql - SQL statement that may contain one or more '?' IN parameter placeholders

st - PreparedStatement instance to which database calls should be delegated

Method Detail

recycle

public void recycle()
             throws SQLException

Overridden to add PreparedStatement specific code.

Overrides:

recycle in class CachedStatement

Throws:

SQLException - if thrown while attempting to recycle statement

release

public void release()
             throws SQLException

Overridden to provide caching support.

Overrides:

release in class CachedStatement

Throws:

SQLException - if thrown while attempting to release statement

executeQuery

public ResultSet executeQuery()
                       throws SQLException

Specified by:

executeQuery in interface PreparedStatement

Throws:

SQLException

executeUpdate

public int executeUpdate()
                  throws SQLException

Specified by:

executeUpdate in interface PreparedStatement

Throws:

SQLException

setNull

public void setNull(int parameterIndex,
           int sqlType)
             throws SQLException

Specified by:

setNull in interface PreparedStatement

Throws:

SQLException

setBoolean

public void setBoolean(int parameterIndex,
              boolean x)
                throws SQLException

Specified by:

setBoolean in interface PreparedStatement

Throws:

SQLException

setByte

public void setByte(int parameterIndex,
           byte x)
             throws SQLException

Specified by:

setByte in interface PreparedStatement

Throws:

SQLException

setShort

public void setShort(int parameterIndex,
            short x)
              throws SQLException

Specified by:

setShort in interface PreparedStatement

Throws:

SQLException

setInt

public void setInt(int parameterIndex,
          int x)
            throws SQLException

Specified by:

setInt in interface PreparedStatement

Throws:

SQLException

setLong

public void setLong(int parameterIndex,
           long x)
             throws SQLException

Specified by:

setLong in interface PreparedStatement

Throws:

SQLException

setFloat

public void setFloat(int parameterIndex,
            float x)
              throws SQLException

Specified by:

setFloat in interface PreparedStatement

Throws:

SQLException

setDouble

public void setDouble(int parameterIndex,
             double x)
               throws SQLException

Specified by:

setDouble in interface PreparedStatement

Throws:

SQLException

setBigDecimal

public void setBigDecimal(int parameterIndex,
                 BigDecimal x)
                   throws SQLException

Specified by:

setBigDecimal in interface PreparedStatement

Throws:

SQLException

setString

public void setString(int parameterIndex,
             String x)
               throws SQLException

Specified by:

setString in interface PreparedStatement

Throws:

SQLException

setBytes

public void setBytes(int parameterIndex,
            byte[] x)
              throws SQLException

Specified by:

setBytes in interface PreparedStatement

Throws:

SQLException

setDate

public void setDate(int parameterIndex,
           Date x)
             throws SQLException

Specified by:

setDate in interface PreparedStatement

Throws:

SQLException

setTime

public void setTime(int parameterIndex,
           Time x)
             throws SQLException

Specified by:

setTime in interface PreparedStatement

Throws:

SQLException

setTimestamp

public void setTimestamp(int parameterIndex,
                Timestamp x)
                  throws SQLException

Specified by:

setTimestamp in interface PreparedStatement

Throws:

SQLException

setAsciiStream

public void setAsciiStream(int parameterIndex,
                  InputStream x,
                  int length)
                    throws SQLException

Specified by:

setAsciiStream in interface PreparedStatement

Throws:

SQLException

setUnicodeStream

public void setUnicodeStream(int parameterIndex,
                    InputStream x,
                    int length)
                      throws SQLException

Specified by:

setUnicodeStream in interface PreparedStatement

Throws:

SQLException

setBinaryStream

public void setBinaryStream(int parameterIndex,
                   InputStream x,
                   int length)
                     throws SQLException

Specified by:

setBinaryStream in interface PreparedStatement

Throws:

SQLException

clearParameters

public void clearParameters()
                     throws SQLException

Specified by:

clearParameters in interface PreparedStatement

Throws:

SQLException

setObject

public void setObject(int parameterIndex,
             Object x,
             int targetSqlType,
             int scale)
               throws SQLException

Specified by:

setObject in interface PreparedStatement

Throws:

SQLException

setObject

public void setObject(int parameterIndex,
             Object x,
             int targetSqlType)
               throws SQLException

Specified by:

setObject in interface PreparedStatement

Throws:

SQLException

setObject

public void setObject(int parameterIndex,
             Object x)
               throws SQLException

Specified by:

setObject in interface PreparedStatement

Throws:

SQLException

execute

public boolean execute()
                throws SQLException

Specified by:

execute in interface PreparedStatement

Throws:

SQLException

addBatch

public void addBatch()
              throws SQLException

Specified by:

addBatch in interface PreparedStatement

Throws:

SQLException

setCharacterStream

public void setCharacterStream(int parameterIndex,
                      Reader reader,
                      int length)
                        throws SQLException

Specified by:

setCharacterStream in interface PreparedStatement

Throws:

SQLException

setRef

public void setRef(int i,
          Ref x)
            throws SQLException

Specified by:

setRef in interface PreparedStatement

Throws:

SQLException

setBlob

public void setBlob(int i,
           Blob x)
             throws SQLException

Specified by:

setBlob in interface PreparedStatement

Throws:

SQLException

setClob

public void setClob(int i,
           Clob x)
             throws SQLException

Specified by:

setClob in interface PreparedStatement

Throws:

SQLException

setArray

public void setArray(int i,
            Array x)
              throws SQLException

Specified by:

setArray in interface PreparedStatement

Throws:

SQLException

getMetaData

public ResultSetMetaData getMetaData()
                              throws SQLException

Specified by:

getMetaData in interface PreparedStatement

Throws:

SQLException

setDate

public void setDate(int parameterIndex,
           Date x,
           Calendar cal)
             throws SQLException

Specified by:

setDate in interface PreparedStatement

Throws:

SQLException

setTime

public void setTime(int parameterIndex,
           Time x,
           Calendar cal)
             throws SQLException

Specified by:

setTime in interface PreparedStatement

Throws:

SQLException

setTimestamp

public void setTimestamp(int parameterIndex,
                Timestamp x,
                Calendar cal)
                  throws SQLException

Specified by:

setTimestamp in interface PreparedStatement

Throws:

SQLException

setNull

public void setNull(int paramIndex,
           int sqlType,
           String typeName)
             throws SQLException

Specified by:

setNull in interface PreparedStatement

Throws:

SQLException

getParameterMetaData

public ParameterMetaData getParameterMetaData()
                                       throws SQLException

Specified by:

getParameterMetaData in interface PreparedStatement

Throws:

SQLException

setURL

public void setURL(int parameterIndex,
          URL x)
            throws SQLException

Specified by:

setURL in interface PreparedStatement

Throws:

SQLException

setRowId

public void setRowId(int parameterIndex,
            RowId x)
              throws SQLException

Specified by:

setRowId in interface PreparedStatement

Throws:

SQLException

setNString

public void setNString(int parameterIndex,
              String value)
                throws SQLException

Specified by:

setNString in interface PreparedStatement

Throws:

SQLException

setNCharacterStream

public void setNCharacterStream(int parameterIndex,
                       Reader value,
                       long length)
                         throws SQLException

Specified by:

setNCharacterStream in interface PreparedStatement

Throws:

SQLException

setNClob

public void setNClob(int parameterIndex,
            NClob value)
              throws SQLException

Specified by:

setNClob in interface PreparedStatement

Throws:

SQLException

setClob

public void setClob(int parameterIndex,
           Reader reader,
           long length)
             throws SQLException

Specified by:

setClob in interface PreparedStatement

Throws:

SQLException

setBlob

public void setBlob(int parameterIndex,
           InputStream inputStream,
           long length)
             throws SQLException

Specified by:

setBlob in interface PreparedStatement

Throws:

SQLException

setNClob

public void setNClob(int parameterIndex,
            Reader reader,
            long length)
              throws SQLException

Specified by:

setNClob in interface PreparedStatement

Throws:

SQLException

setSQLXML

public void setSQLXML(int parameterIndex,
             SQLXML xmlObject)
               throws SQLException

Specified by:

setSQLXML in interface PreparedStatement

Throws:

SQLException

setAsciiStream

public void setAsciiStream(int parameterIndex,
                  InputStream x,
                  long length)
                    throws SQLException

Specified by:

setAsciiStream in interface PreparedStatement

Throws:

SQLException

setBinaryStream

public void setBinaryStream(int parameterIndex,
                   InputStream x,
                   long length)
                     throws SQLException

Specified by:

setBinaryStream in interface PreparedStatement

Throws:

SQLException

setCharacterStream

public void setCharacterStream(int parameterIndex,
                      Reader reader,
                      long length)
                        throws SQLException

Specified by:

setCharacterStream in interface PreparedStatement

Throws:

SQLException

setAsciiStream

public void setAsciiStream(int parameterIndex,
                  InputStream x)
                    throws SQLException

Specified by:

setAsciiStream in interface PreparedStatement

Throws:

SQLException

setBinaryStream

public void setBinaryStream(int parameterIndex,
                   InputStream x)
                     throws SQLException

Specified by:

setBinaryStream in interface PreparedStatement

Throws:

SQLException

setCharacterStream

public void setCharacterStream(int parameterIndex,
                      Reader reader)
                        throws SQLException

Specified by:

setCharacterStream in interface PreparedStatement

Throws:

SQLException

setNCharacterStream

public void setNCharacterStream(int parameterIndex,
                       Reader value)
                         throws SQLException

Specified by:

setNCharacterStream in interface PreparedStatement

Throws:

SQLException

setClob

public void setClob(int parameterIndex,
           Reader reader)
             throws SQLException

Specified by:

setClob in interface PreparedStatement

Throws:

SQLException

setBlob

public void setBlob(int parameterIndex,
           InputStream inputStream)
             throws SQLException

Specified by:

setBlob in interface PreparedStatement

Throws:

SQLException

setNClob

public void setNClob(int parameterIndex,
            Reader reader)
              throws SQLException

Specified by:

setNClob in interface PreparedStatement

Throws:

SQLException