com.googlecode.jpattern.orm.session.datasource
Class DataSourceSqlPerformer

java.lang.Object
  com.googlecode.jpattern.orm.session.ASqlPerformer
      com.googlecode.jpattern.orm.session.datasource.DataSourceSqlPerformer

All Implemented Interfaces:

ISqlPerformer

public class DataSourceSqlPerformer
extends ASqlPerformer

Author:

Francesco Cina 02/lug/2011 ISqlExecutor implementation using java.sql.Connection as backend.

Constructor Summary

DataSourceSqlPerformer(Connection conn)

Method Summary

int[]	batchUpdate(List<String> sqls) Issue multiple SQL updates on a single JDBC Statement using batching.
int[]	batchUpdate(String sql, IPreparedStatementCreator psc) Issue multiple SQL updates on a single JDBC Statement using batching.
int[]	batchUpdate(String sql, List<Object[]> args) Issue multiple SQL updates on a single JDBC Statement using batching.
void	execute(String sql) Issue a single SQL execute, typically a DDL statement.
int	getMaxRows() Return the maximum number of rows specified for this sql query.
int	getQueryTimeout() Return the query timeout for the statements.
<T> T	query(String sql, IResultSetReader<T> rse, Object... args) Execute a query given static SQL, reading the ResultSet with a IResultSetReader.
void	setMaxRows(int maxRows) Set the maximum number of rows returnd by the execution of the sql query
void	setQueryTimeout(int queryTimeout) Set the query timeout for the statements.
int	update(String sql, IGeneratedKeyReader generatedKeyExtractor, Object... args) Issue an update statement using a PreparedStatementCreator to provide SQL and any required parameters.
int	update(String sql, Object... args) Perform a single SQL update operation (such as an insert, update or delete statement).

Methods inherited from class com.googlecode.jpattern.orm.session.ASqlPerformer

queryForArray, queryForBigDecimal, queryForBoolean, queryForDouble, queryForFloat, queryForInt, queryForList, queryForLong, queryForString

Methods inherited from class java.lang.Object

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

Constructor Detail

DataSourceSqlPerformer

public DataSourceSqlPerformer(Connection conn)

Method Detail

setMaxRows

public void setMaxRows(int maxRows)

Description copied from interface: ISqlPerformer

Set the maximum number of rows returnd by the execution of the sql query

getMaxRows

public int getMaxRows()

Description copied from interface: ISqlPerformer

Return the maximum number of rows specified for this sql query.

setQueryTimeout

public void setQueryTimeout(int queryTimeout)

Description copied from interface: ISqlPerformer

Set the query timeout for the statements.

getQueryTimeout

public int getQueryTimeout()

Description copied from interface: ISqlPerformer

Return the query timeout for the statements.

execute

public void execute(String sql)
             throws OrmException

Description copied from interface: ISqlPerformer

Issue a single SQL execute, typically a DDL statement.

Parameters:

sql - static SQL to execute

Throws:

OrmException

query

public <T> T query(String sql,
                   IResultSetReader<T> rse,
                   Object... args)
        throws OrmException

Description copied from interface: ISqlPerformer

Execute a query given static SQL, reading the ResultSet with a IResultSetReader.

Parameters:

sql - SQL query to execute

rse - object that will extract all rows of results

args - arguments to bind to the query

Returns:

an arbitrary result object, as returned by the IResultSetExtractor

Throws:

OrmException

update

public int update(String sql,
                  Object... args)
           throws OrmException

Description copied from interface: ISqlPerformer

Perform a single SQL update operation (such as an insert, update or delete statement).

Parameters:

sql - static SQL to execute

args - arguments to bind to the query

Returns:

the number of rows affected

Throws:

OrmException

update

public int update(String sql,
                  IGeneratedKeyReader generatedKeyExtractor,
                  Object... args)
           throws OrmException

Description copied from interface: ISqlPerformer

Issue an update statement using a PreparedStatementCreator to provide SQL and any required parameters. Generated keys can be read using the IGeneratedKeyReader.

generatedKeyExtractor - IGeneratedKeyReader to read the generated key

Returns:

the number of rows affected

Throws:

OrmException

batchUpdate

public int[] batchUpdate(List<String> sqls)
                  throws OrmException

Description copied from interface: ISqlPerformer

Issue multiple SQL updates on a single JDBC Statement using batching.

Returns:

an array of the number of rows affected by each statement

Throws:

OrmException

batchUpdate

public int[] batchUpdate(String sql,
                         List<Object[]> args)
                  throws OrmException

Description copied from interface: ISqlPerformer

Issue multiple SQL updates on a single JDBC Statement using batching. The same query is executed for every Object array present in the args list which is the list of arguments to bind to the query.

Parameters:

sql - defining a List of SQL statements that will be executed.

args - defining a List of Object arrays to bind to the query.

Returns:

an array of the number of rows affected by each statement

Throws:

OrmException

batchUpdate

public int[] batchUpdate(String sql,
                         IPreparedStatementCreator psc)
                  throws OrmException

Description copied from interface: ISqlPerformer

Issue multiple SQL updates on a single JDBC Statement using batching. The values on the generated PreparedStatement are set using an IPreparedStatementCreator.

Parameters:

sql - defining a List of SQL statements that will be executed.

psc - the creator to bind values on the PreparedStatement

Returns:

an array of the number of rows affected by each statement

Throws:

OrmException