Package scriptella.driver.shell

Class ShellConnection

java.lang.Object

scriptella.spi.AbstractConnection

scriptella.driver.text.AbstractTextConnection

scriptella.driver.shell.ShellConnection

All Implemented Interfaces:

Connection

public class ShellConnection
extends AbstractTextConnection

Represents a shell script connection.

For configuration details and examples see overview page.

Version:

1.0

Author:

Fyodor Kupolov

Nested Class Summary

Nested classes/interfaces inherited from class scriptella.spi.AbstractConnection

AbstractConnection.StatementCounter

Field Summary

Fields inherited from class scriptella.driver.text.AbstractTextConnection

ENCODING, EOL, FLUSH, FORMAT_PREFIX, NULL_STRING, SKIP_LINES, TRIM

Fields inherited from class scriptella.spi.AbstractConnection

counter

Constructor Summary

Constructors

Constructor	Description
ShellConnection(ShellConnectionParameters parameters)

Method Summary

Modifier and Type	Method	Description
void	close()	Closes the connection and releases all related resources.
void	executeQuery(Resource queryContent, ParametersCallback parametersCallback, QueryCallback queryCallback)	Executes a query specified by its content.
void	executeScript(Resource scriptContent, ParametersCallback parametersCallback)	Executes a script specified by its content.
protected ShellConnectionParameters	getConnectionParameters()
protected void	initScriptExecutor()	Lazily initializes script writer.

Methods inherited from class scriptella.driver.text.AbstractTextConnection

newInputReader, newOutputWriter

Methods inherited from class scriptella.spi.AbstractConnection

commit, getDialectIdentifier, getExecutedStatementsCount, isReadonly, rollback, setDialectIdentifier, toString

Methods inherited from class java.lang.Object

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

Constructor Details

ShellConnection

public ShellConnection(ShellConnectionParameters parameters)

Method Details

executeScript

public void executeScript(Resource scriptContent,
 ParametersCallback parametersCallback)
                   throws ProviderException

Description copied from interface: Connection

Executes a script specified by its content.

scriptContent may be used as a key for caching purposes, i.e. provider may precompile scripts and use compiled versions for subsequent executions. Please note that only inline text resources can be safely cached.

Parameters:

scriptContent - script content. Cannot be null.

parametersCallback - callback to get parameter values. Cannot be null.

Throws:

ProviderException - if script execution failed.

initScriptExecutor

protected void initScriptExecutor()

Lazily initializes script writer.

executeQuery

public void executeQuery(Resource queryContent,
 ParametersCallback parametersCallback,
 QueryCallback queryCallback)
                  throws ProviderException

Description copied from interface: Connection

Executes a query specified by its content.

Parameters:

queryContent - query content. Cannot be null.

parametersCallback - callback to get parameter values. Cannot be null.

queryCallback - callback to call for each result set element produced by this query. Cannot be null.

Throws:

ProviderException - if query execution failed.

See Also:

• Connection.executeScript(scriptella.spi.Resource,scriptella.spi.ParametersCallback)

close

public void close()
           throws ProviderException

Description copied from interface: Connection

Closes the connection and releases all related resources.

Throws:

ProviderException - if a critical failure occured.

getConnectionParameters

protected ShellConnectionParameters getConnectionParameters()

Overrides:

getConnectionParameters in class AbstractTextConnection