Package scriptella.core

Class ScriptExecutor

java.lang.Object

scriptella.core.ScriptExecutor

All Implemented Interfaces:

ExecutableElement

public final class ScriptExecutor
extends Object

<script> element executor.

Version:

1.0

Author:

Fyodor Kupolov

Field Summary

Fields

Modifier and Type	Field	Description
protected final boolean	debug
protected final Logger	log

Constructor Summary

Constructors

Constructor	Description
ScriptExecutor(ScriptEl scriptEl)

Method Summary

Modifier and Type	Method	Description
final void	execute(DynamicContext ctx)	Executes the element.
protected void	execute(Connection connection, Resource resource, DynamicContext ctx)	Executes a script or a query resource using the specified connection.
Resource	getContent(DialectIdentifier dialectIdentifier)	Returns content satisfying dialect information.
ScriptEl	getElement()	Returns scripting element specified in constructor
Location	getLocation()	A short for getElement().getLocation()
static ExecutableElement	prepare(ScriptEl s)
protected ContentEl	prepareContent(ContentEl content)	Prepares the content for later execution.

Methods inherited from class java.lang.Object

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

Field Details

log

protected final Logger log

debug

protected final boolean debug

Constructor Details

ScriptExecutor

public ScriptExecutor(ScriptEl scriptEl)

Method Details

execute

protected void execute(Connection connection,
 Resource resource,
 DynamicContext ctx)

Executes a script or a query resource using the specified connection.

Parameters:

connection - connection to use for element execution.

resource - query/script content to execute.

ctx - dynamic context to use for variables, etc.

prepare

public static ExecutableElement prepare(ScriptEl s)

getElement

public ScriptEl getElement()

Returns scripting element specified in constructor

Returns:

scripting element

execute

public final void execute(DynamicContext ctx)

Description copied from interface: ExecutableElement

Executes the element.

Note: the context may be decorated by DynamicContextDecorator.

Specified by:

execute in interface ExecutableElement

Parameters:

ctx - context to use.

getContent

public Resource getContent(DialectIdentifier dialectIdentifier)

Returns content satisfying dialect information.

This method caches contents based on dialects. For now we assume dialectIdentifier is constant for element.

Parameters:

dialectIdentifier - dialect identifier.

Returns:

content for dialect. Not null.

getLocation

public Location getLocation()

A short for getElement().getLocation()

Returns:

element location.

prepareContent

protected ContentEl prepareContent(ContentEl content)

Prepares the content for later execution.

If content is dynamic, i.e. contains includes with bind variables, the properties substitutor is specified, otherwise no properties .

Parameters:

content - content to traverse.

Returns:

the same content object for convenience only.