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

java.lang.Object
  extended by org.apache.openjpa.slice.jdbc.DistributedTemplate<T>
All Implemented Interfaces:
java.lang.Iterable<T>, java.sql.Statement, java.sql.Wrapper
Direct Known Subclasses:
DistributedPreparedStatement, DistributedStatement
public abstract class DistributedTemplate<T extends java.sql.Statement>
extends java.lang.Object
implements java.sql.Statement, java.lang.Iterable<T>

A template for multiple Statements being executed by multiple connections.

Author:
Pinaki Poddar

Field Summary
protected  DistributedConnection con
           
protected  T master
           
protected  java.util.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(java.lang.String sql)
           
 void cancel()
           
 void clearBatch()
           
 void clearWarnings()
           
 void close()
           
 boolean execute(java.lang.String arg0)
           
 boolean execute(java.lang.String arg0, int arg1)
           
 boolean execute(java.lang.String arg0, int[] arg1)
           
 boolean execute(java.lang.String arg0, java.lang.String[] arg1)
           
 int[] executeBatch()
           
 java.sql.ResultSet executeQuery()
           
 java.sql.ResultSet executeQuery(java.lang.String arg0)
           
 int executeUpdate(java.lang.String arg0)
           
 int executeUpdate(java.lang.String arg0, int arg1)
           
 int executeUpdate(java.lang.String arg0, int[] arg1)
           
 int executeUpdate(java.lang.String arg0, java.lang.String[] arg1)
           
 java.sql.Connection getConnection()
           
 int getFetchDirection()
           
 int getFetchSize()
           
 java.sql.ResultSet getGeneratedKeys()
           
 int getMaxFieldSize()
           
 int getMaxRows()
           
 boolean getMoreResults()
           
 boolean getMoreResults(int arg0)
           
 int getQueryTimeout()
           
 java.sql.ResultSet getResultSet()
           
 int getResultSetConcurrency()
           
 int getResultSetHoldability()
           
 int getResultSetType()
           
 int getUpdateCount()
           
 java.sql.SQLWarning getWarnings()
           
 java.util.Iterator<T> iterator()
           
static DistributedTemplate newInstance(DistributedConnection conn)
           
 void setCursorName(java.lang.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 java.util.List<T extends java.sql.Statement> stmts

con

protected final DistributedConnection con

master

protected T extends java.sql.Statement master
Constructor Detail

DistributedTemplate

public DistributedTemplate(DistributedConnection c)
Method Detail

newInstance

public static DistributedTemplate newInstance(DistributedConnection conn)

iterator

public java.util.Iterator<T> iterator()
Specified by:
iterator in interface java.lang.Iterable<T extends java.sql.Statement>

add

public void add(T s)

addBatch

public void addBatch(java.lang.String sql)
              throws java.sql.SQLException
Specified by:
addBatch in interface java.sql.Statement
Throws:
java.sql.SQLException

cancel

public void cancel()
            throws java.sql.SQLException
Specified by:
cancel in interface java.sql.Statement
Throws:
java.sql.SQLException

clearBatch

public void clearBatch()
                throws java.sql.SQLException
Specified by:
clearBatch in interface java.sql.Statement
Throws:
java.sql.SQLException

clearWarnings

public void clearWarnings()
                   throws java.sql.SQLException
Specified by:
clearWarnings in interface java.sql.Statement
Throws:
java.sql.SQLException

close

public void close()
           throws java.sql.SQLException
Specified by:
close in interface java.sql.Statement
Throws:
java.sql.SQLException

execute

public boolean execute(java.lang.String arg0)
                throws java.sql.SQLException
Specified by:
execute in interface java.sql.Statement
Throws:
java.sql.SQLException

execute

public boolean execute(java.lang.String arg0,
                       int arg1)
                throws java.sql.SQLException
Specified by:
execute in interface java.sql.Statement
Throws:
java.sql.SQLException

execute

public boolean execute(java.lang.String arg0,
                       int[] arg1)
                throws java.sql.SQLException
Specified by:
execute in interface java.sql.Statement
Throws:
java.sql.SQLException

execute

public boolean execute(java.lang.String arg0,
                       java.lang.String[] arg1)
                throws java.sql.SQLException
Specified by:
execute in interface java.sql.Statement
Throws:
java.sql.SQLException

executeBatch

public int[] executeBatch()
                   throws java.sql.SQLException
Specified by:
executeBatch in interface java.sql.Statement
Throws:
java.sql.SQLException

executeQuery

public java.sql.ResultSet executeQuery()
                                throws java.sql.SQLException
Throws:
java.sql.SQLException

executeQuery

public java.sql.ResultSet executeQuery(java.lang.String arg0)
                                throws java.sql.SQLException
Specified by:
executeQuery in interface java.sql.Statement
Throws:
java.sql.SQLException

executeUpdate

public int executeUpdate(java.lang.String arg0)
                  throws java.sql.SQLException
Specified by:
executeUpdate in interface java.sql.Statement
Throws:
java.sql.SQLException

executeUpdate

public int executeUpdate(java.lang.String arg0,
                         int arg1)
                  throws java.sql.SQLException
Specified by:
executeUpdate in interface java.sql.Statement
Throws:
java.sql.SQLException

executeUpdate

public int executeUpdate(java.lang.String arg0,
                         int[] arg1)
                  throws java.sql.SQLException
Specified by:
executeUpdate in interface java.sql.Statement
Throws:
java.sql.SQLException

executeUpdate

public int executeUpdate(java.lang.String arg0,
                         java.lang.String[] arg1)
                  throws java.sql.SQLException
Specified by:
executeUpdate in interface java.sql.Statement
Throws:
java.sql.SQLException

getConnection

public java.sql.Connection getConnection()
                                  throws java.sql.SQLException
Specified by:
getConnection in interface java.sql.Statement
Throws:
java.sql.SQLException

getFetchDirection

public int getFetchDirection()
                      throws java.sql.SQLException
Specified by:
getFetchDirection in interface java.sql.Statement
Throws:
java.sql.SQLException

getFetchSize

public int getFetchSize()
                 throws java.sql.SQLException
Specified by:
getFetchSize in interface java.sql.Statement
Throws:
java.sql.SQLException

getGeneratedKeys

public java.sql.ResultSet getGeneratedKeys()
                                    throws java.sql.SQLException
Specified by:
getGeneratedKeys in interface java.sql.Statement
Throws:
java.sql.SQLException

getMaxFieldSize

public int getMaxFieldSize()
                    throws java.sql.SQLException
Specified by:
getMaxFieldSize in interface java.sql.Statement
Throws:
java.sql.SQLException

getMaxRows

public int getMaxRows()
               throws java.sql.SQLException
Specified by:
getMaxRows in interface java.sql.Statement
Throws:
java.sql.SQLException

getMoreResults

public boolean getMoreResults()
                       throws java.sql.SQLException
Specified by:
getMoreResults in interface java.sql.Statement
Throws:
java.sql.SQLException

getMoreResults

public boolean getMoreResults(int arg0)
                       throws java.sql.SQLException
Specified by:
getMoreResults in interface java.sql.Statement
Throws:
java.sql.SQLException

getQueryTimeout

public int getQueryTimeout()
                    throws java.sql.SQLException
Specified by:
getQueryTimeout in interface java.sql.Statement
Throws:
java.sql.SQLException

getResultSet

public java.sql.ResultSet getResultSet()
                                throws java.sql.SQLException
Specified by:
getResultSet in interface java.sql.Statement
Throws:
java.sql.SQLException

getResultSetConcurrency

public int getResultSetConcurrency()
                            throws java.sql.SQLException
Specified by:
getResultSetConcurrency in interface java.sql.Statement
Throws:
java.sql.SQLException

getResultSetHoldability

public int getResultSetHoldability()
                            throws java.sql.SQLException
Specified by:
getResultSetHoldability in interface java.sql.Statement
Throws:
java.sql.SQLException

getResultSetType

public int getResultSetType()
                     throws java.sql.SQLException
Specified by:
getResultSetType in interface java.sql.Statement
Throws:
java.sql.SQLException

getUpdateCount

public int getUpdateCount()
                   throws java.sql.SQLException
Specified by:
getUpdateCount in interface java.sql.Statement
Throws:
java.sql.SQLException

getWarnings

public java.sql.SQLWarning getWarnings()
                                throws java.sql.SQLException
Specified by:
getWarnings in interface java.sql.Statement
Throws:
java.sql.SQLException

setCursorName

public void setCursorName(java.lang.String name)
                   throws java.sql.SQLException
Specified by:
setCursorName in interface java.sql.Statement
Throws:
java.sql.SQLException

setEscapeProcessing

public void setEscapeProcessing(boolean flag)
                         throws java.sql.SQLException
Specified by:
setEscapeProcessing in interface java.sql.Statement
Throws:
java.sql.SQLException

setFetchDirection

public void setFetchDirection(int dir)
                       throws java.sql.SQLException
Specified by:
setFetchDirection in interface java.sql.Statement
Throws:
java.sql.SQLException

setFetchSize

public void setFetchSize(int size)
                  throws java.sql.SQLException
Specified by:
setFetchSize in interface java.sql.Statement
Throws:
java.sql.SQLException

setMaxFieldSize

public void setMaxFieldSize(int size)
                     throws java.sql.SQLException
Specified by:
setMaxFieldSize in interface java.sql.Statement
Throws:
java.sql.SQLException

setMaxRows

public void setMaxRows(int n)
                throws java.sql.SQLException
Specified by:
setMaxRows in interface java.sql.Statement
Throws:
java.sql.SQLException

setQueryTimeout

public void setQueryTimeout(int n)
                     throws java.sql.SQLException
Specified by:
setQueryTimeout in interface java.sql.Statement
Throws:
java.sql.SQLException
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