scriptella.execution

Class EtlContext

java.lang.Object

scriptella.execution.EtlContext

All Implemented Interfaces:

DriverContext, ParametersCallback

public class EtlContext
extends java.lang.Object
implements ParametersCallback, DriverContext

Execution context for script.

This class contains global data for executed elements.
Note: Execution context is not intended to change its state during sql elements execution as opposed to DynamicContext.

Version:

1.0

Author:

Fyodor Kupolov

Constructor Summary

Constructors

Constructor and Description
EtlContext()
EtlContext(boolean collectStatistics)

Method Summary

Modifier and Type	Method and Description
java.util.Map<java.lang.String,java.lang.Object>	getGlobalVariables()
java.lang.Object	getParameter(java.lang.String name) Returns the value of parameter specified by name.
ProgressCallback	getProgressCallback()
java.net.URL	getScriptFileURL()
Session	getSession()
ExecutionStatisticsBuilder	getStatisticsBuilder()
java.net.URL	resolve(java.lang.String uri) Resolves a fileUrl URI relative to base URL.

Methods inherited from class java.lang.Object

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

Constructor Detail

EtlContext

public EtlContext()

EtlContext

public EtlContext(boolean collectStatistics)

Method Detail

getParameter

public java.lang.Object getParameter(java.lang.String name)

Description copied from interface: ParametersCallback

Returns the value of parameter specified by name.

The callback internally delegates a call to parent callbacks if the parameter cannot be found.

Specified by:

getParameter in interface ParametersCallback

Parameters:

name - parameter name. Providers are allowed (but not required) to ignore a case of the name parameter to comply with their internal model. For example JDBC drivers are case-insensitive to column names.

Returns:

parameter value or null if parameter doesn't exist.

getProgressCallback

public ProgressCallback getProgressCallback()

getScriptFileURL

public java.net.URL getScriptFileURL()

Specified by:

getScriptFileURL in interface DriverContext

resolve

public java.net.URL resolve(java.lang.String uri)
                     throws java.net.MalformedURLException

Description copied from interface: DriverContext

Resolves a fileUrl URI relative to base URL.

Examples:

 baseUrl = "file:///tmp/doc.xml"
 uri = "http://site.com/file.html"
 

Resolves to: http://site.com/file.html

 baseUrl = "file:///tmp/doc.xml"
 uri = "file.html"
 

Resolves to: file:///tmp/file.html

Specified by:

resolve in interface DriverContext

Parameters:

uri - URI to resolve..

Returns:

resolved file URL.

Throws:

java.net.MalformedURLException - if uri is malformed or cannot be resolved.

See Also:

getScriptFileURL()

getGlobalVariables

public java.util.Map<java.lang.String,java.lang.Object> getGlobalVariables()

getStatisticsBuilder

public ExecutionStatisticsBuilder getStatisticsBuilder()

getSession

public Session getSession()