org.apache.openjpa.slice.jdbc
Class DistributedTemplate<T extends Statement>

java.lang.Object
  org.apache.openjpa.slice.jdbc.DistributedTemplate<T>

All Implemented Interfaces:

Iterable<T>, Statement, Wrapper

Direct Known Subclasses:

DistributedPreparedStatement, DistributedStatement

public abstract class DistributedTemplate<T extends Statement>
extends Object
implements Statement, Iterable<T>

A template for multiple Statements being executed by multiple connections.

Author:

Pinaki Poddar

Field Summary

protected DistributedConnection	con
protected T	master
protected List<T>	stmts

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

DistributedTemplate(DistributedConnection c)

Method Summary

void	add(T s)
void	addBatch(String sql)
void	cancel()
void	clearBatch()
void	clearWarnings()
void	close()
boolean	execute(String arg0)
boolean	execute(String arg0, int arg1)
boolean	execute(String arg0, int[] arg1)
boolean	execute(String arg0, String[] arg1)
int[]	executeBatch()
ResultSet	executeQuery()
ResultSet	executeQuery(String arg0)
int	executeUpdate(String arg0)
int	executeUpdate(String arg0, int arg1)
int	executeUpdate(String arg0, int[] arg1)
int	executeUpdate(String arg0, String[] arg1)
Connection	getConnection()
int	getFetchDirection()
int	getFetchSize()
ResultSet	getGeneratedKeys()
int	getMaxFieldSize()
int	getMaxRows()
boolean	getMoreResults()
boolean	getMoreResults(int arg0)
int	getQueryTimeout()
ResultSet	getResultSet()
int	getResultSetConcurrency()
int	getResultSetHoldability()
int	getResultSetType()
int	getUpdateCount()
SQLWarning	getWarnings()
Iterator<T>	iterator()
static DistributedTemplate	newInstance(DistributedConnection conn)
void	setCursorName(String name)
void	setEscapeProcessing(boolean flag)
void	setFetchDirection(int dir)
void	setFetchSize(int size)
void	setMaxFieldSize(int size)
void	setMaxRows(int n)
void	setQueryTimeout(int n)

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

isClosed, isPoolable, setPoolable

Methods inherited from interface java.sql.Wrapper

isWrapperFor, unwrap

Field Detail

stmts

protected List<T extends Statement> stmts

con

protected final DistributedConnection con

master

protected T extends Statement master

Constructor Detail

DistributedTemplate

public DistributedTemplate(DistributedConnection c)

Method Detail

newInstance

public static DistributedTemplate newInstance(DistributedConnection conn)

iterator

public Iterator<T> iterator()

Specified by:

iterator in interface Iterable<T extends Statement>

add

public void add(T s)

addBatch

public void addBatch(String sql)
              throws SQLException

Specified by:

addBatch in interface Statement

Throws:

SQLException

cancel

public void cancel()
            throws SQLException

Specified by:

cancel in interface Statement

Throws:

SQLException

clearBatch

public void clearBatch()
                throws SQLException

Specified by:

clearBatch in interface Statement

Throws:

SQLException

clearWarnings

public void clearWarnings()
                   throws SQLException

Specified by:

clearWarnings in interface Statement

Throws:

SQLException

close

public void close()
           throws SQLException

Specified by:

close in interface Statement

Throws:

SQLException

execute

public boolean execute(String arg0)
                throws SQLException

Specified by:

execute in interface Statement

Throws:

SQLException

execute

public boolean execute(String arg0,
                       int arg1)
                throws SQLException

Specified by:

execute in interface Statement

Throws:

SQLException

execute

public boolean execute(String arg0,
                       int[] arg1)
                throws SQLException

Specified by:

execute in interface Statement

Throws:

SQLException

execute

public boolean execute(String arg0,
                       String[] arg1)
                throws SQLException

Specified by:

execute in interface Statement

Throws:

SQLException

executeBatch

public int[] executeBatch()
                   throws SQLException

Specified by:

executeBatch in interface Statement

Throws:

SQLException

executeQuery

public ResultSet executeQuery()
                       throws SQLException

Throws:

SQLException

executeQuery

public ResultSet executeQuery(String arg0)
                       throws SQLException

Specified by:

executeQuery in interface Statement

Throws:

SQLException

executeUpdate

public int executeUpdate(String arg0)
                  throws SQLException

Specified by:

executeUpdate in interface Statement

Throws:

SQLException

executeUpdate

public int executeUpdate(String arg0,
                         int arg1)
                  throws SQLException

Specified by:

executeUpdate in interface Statement

Throws:

SQLException

executeUpdate

public int executeUpdate(String arg0,
                         int[] arg1)
                  throws SQLException

Specified by:

executeUpdate in interface Statement

Throws:

SQLException

executeUpdate

public int executeUpdate(String arg0,
                         String[] arg1)
                  throws SQLException

Specified by:

executeUpdate in interface Statement

Throws:

SQLException

getConnection

public Connection getConnection()
                         throws SQLException

Specified by:

getConnection in interface Statement

Throws:

SQLException

getFetchDirection

public int getFetchDirection()
                      throws SQLException

Specified by:

getFetchDirection in interface Statement

Throws:

SQLException

getFetchSize

public int getFetchSize()
                 throws SQLException

Specified by:

getFetchSize in interface Statement

Throws:

SQLException

getGeneratedKeys

public ResultSet getGeneratedKeys()
                           throws SQLException

Specified by:

getGeneratedKeys in interface Statement

Throws:

SQLException

getMaxFieldSize

public int getMaxFieldSize()
                    throws SQLException

Specified by:

getMaxFieldSize in interface Statement

Throws:

SQLException

getMaxRows

public int getMaxRows()
               throws SQLException

Specified by:

getMaxRows in interface Statement

Throws:

SQLException

getMoreResults

public boolean getMoreResults()
                       throws SQLException

Specified by:

getMoreResults in interface Statement

Throws:

SQLException

getMoreResults

public boolean getMoreResults(int arg0)
                       throws SQLException

Specified by:

getMoreResults in interface Statement

Throws:

SQLException

getQueryTimeout

public int getQueryTimeout()
                    throws SQLException

Specified by:

getQueryTimeout in interface Statement

Throws:

SQLException

getResultSet

public ResultSet getResultSet()
                       throws SQLException

Specified by:

getResultSet in interface Statement

Throws:

SQLException

getResultSetConcurrency

public int getResultSetConcurrency()
                            throws SQLException

Specified by:

getResultSetConcurrency in interface Statement

Throws:

SQLException

getResultSetHoldability

public int getResultSetHoldability()
                            throws SQLException

Specified by:

getResultSetHoldability in interface Statement

Throws:

SQLException

getResultSetType

public int getResultSetType()
                     throws SQLException

Specified by:

getResultSetType in interface Statement

Throws:

SQLException

getUpdateCount

public int getUpdateCount()
                   throws SQLException

Specified by:

getUpdateCount in interface Statement

Throws:

SQLException

getWarnings

public SQLWarning getWarnings()
                       throws SQLException

Specified by:

getWarnings in interface Statement

Throws:

SQLException

setCursorName

public void setCursorName(String name)
                   throws SQLException

Specified by:

setCursorName in interface Statement

Throws:

SQLException

setEscapeProcessing

public void setEscapeProcessing(boolean flag)
                         throws SQLException

Specified by:

setEscapeProcessing in interface Statement

Throws:

SQLException

setFetchDirection

public void setFetchDirection(int dir)
                       throws SQLException

Specified by:

setFetchDirection in interface Statement

Throws:

SQLException

setFetchSize

public void setFetchSize(int size)
                  throws SQLException

Specified by:

setFetchSize in interface Statement

Throws:

SQLException

setMaxFieldSize

public void setMaxFieldSize(int size)
                     throws SQLException

Specified by:

setMaxFieldSize in interface Statement

Throws:

SQLException

setMaxRows

public void setMaxRows(int n)
                throws SQLException

Specified by:

setMaxRows in interface Statement

Throws:

SQLException

setQueryTimeout

public void setQueryTimeout(int n)
                     throws SQLException

Specified by:

setQueryTimeout in interface Statement

Throws:

SQLException