com.asakusafw.testdriver.core

Class SpiExporterRetriever

java.lang.Object

com.asakusafw.testdriver.core.SpiExporterRetriever

All Implemented Interfaces:

ExporterRetriever<ExporterDescription>

public class SpiExporterRetriever
extends Object
implements ExporterRetriever<ExporterDescription>

Composition of registered ExporterRetriever as services.

Since:

0.2.0

Version:

0.2.2

Constructor Summary

Constructors

Constructor and Description
SpiExporterRetriever(ClassLoader serviceClassLoader) Creates a new instance.
SpiExporterRetriever(List<? extends ExporterRetriever<?>> elements) Creates a new instance.

Method Summary

Modifier and Type	Method and Description
<V> ModelOutput<V>	createOutput(DataModelDefinition<V> definition, ExporterDescription description, TestContext context) Creates a ModelOutput to prepare what the exporter will use.
<V> DataModelSource	createSource(DataModelDefinition<V> definition, ExporterDescription description, TestContext context) Creates a DataModelSource to retrieve what the target exporter had created.
Class<ExporterDescription>	getDescriptionClass() Returns the class of target ExporterDescription.
void	truncate(ExporterDescription description, TestContext context) Truncates all resources which the exporter will use.

Methods inherited from class java.lang.Object

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

Constructor Detail

SpiExporterRetriever

public SpiExporterRetriever(ClassLoader serviceClassLoader)

Creates a new instance.

Parameters:

serviceClassLoader - the class loader to load the registered services

Throws:

IllegalArgumentException - if some parameters were null

SpiExporterRetriever

public SpiExporterRetriever(List<? extends ExporterRetriever<?>> elements)

Creates a new instance.

Parameters:

elements - the elements to be composed

Throws:

IllegalArgumentException - if some parameters were null

Method Detail

getDescriptionClass

public Class<ExporterDescription> getDescriptionClass()

Description copied from interface: ExporterRetriever

Returns the class of target ExporterDescription.

Specified by:

getDescriptionClass in interface ExporterRetriever<ExporterDescription>

Returns:

the class

truncate

public void truncate(ExporterDescription description,
                     TestContext context)
              throws IOException

Description copied from interface: ExporterRetriever

Truncates all resources which the exporter will use.

If target resources do not support truncate operations, this method has no effects.

Specified by:

truncate in interface ExporterRetriever<ExporterDescription>

Parameters:

description - the description

context - the current test context

Throws:

IOException - if failed to open the target

createOutput

public <V> ModelOutput<V> createOutput(DataModelDefinition<V> definition,
                                       ExporterDescription description,
                                       TestContext context)
                                throws IOException

Description copied from interface: ExporterRetriever

Creates a ModelOutput to prepare what the exporter will use.

Specified by:

createOutput in interface ExporterRetriever<ExporterDescription>

Type Parameters:

V - type of model

Parameters:

definition - the data model definition

description - the description

context - the current test context

Returns:

the created ModelOutput

Throws:

IOException - if failed to open the target

createSource

public <V> DataModelSource createSource(DataModelDefinition<V> definition,
                                        ExporterDescription description,
                                        TestContext context)
                                 throws IOException

Description copied from interface: ExporterRetriever

Creates a DataModelSource to retrieve what the target exporter had created.

Specified by:

createSource in interface ExporterRetriever<ExporterDescription>

Type Parameters:

V - type of model

Parameters:

definition - the data model definition

description - the description

context - the current test context

Returns:

the created DataModelSource

Throws:

IOException - if failed to open the target