net.sf.jailer.extractionmodel

Class ExtractionModel

java.lang.Object

net.sf.jailer.extractionmodel.ExtractionModel

public class ExtractionModel
extends Object

Extraction-model, defines the subject and the RestrictionModel of an extraction.

Author:

Ralf Wisser

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	ExtractionModel.AdditionalSubject Additional Subject.

Field Summary

Fields

Modifier and Type	Field and Description
List<ExtractionModel.AdditionalSubject>	additionalSubjects Additional Subjects.
DataModel	dataModel The restricted data-model to be used for extraction.
long	limit A limit for the number of subject-entities. (-1 for unlimited)
Table	subject The table to read from.

Constructor Summary

Constructors

Constructor and Description
ExtractionModel(DataModel dataModel, ExecutionContext executionContext) Constructor for empty restriction models.
ExtractionModel(String fileName, Map<String,String> sourceSchemaMapping, Map<String,String> parameters, ExecutionContext executionContext) Constructor.
ExtractionModel(URL modelURL, Map<String,String> sourceSchemaMapping, Map<String,String> parameters, ExecutionContext executionContext, boolean failOnMissingSubject) Constructor.

Method Summary

Methods

Modifier and Type	Method and Description
String	getCondition()
static String	loadDatamodelFolder(String fileName, ExecutionContext executionContext)

Methods inherited from class java.lang.Object

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

Field Detail

subject

public final Table subject

The table to read from.

additionalSubjects

public List<ExtractionModel.AdditionalSubject> additionalSubjects

Additional Subjects.

limit

public final long limit

A limit for the number of subject-entities. (-1 for unlimited)

dataModel

public final DataModel dataModel

The restricted data-model to be used for extraction.

Constructor Detail

ExtractionModel

public ExtractionModel(DataModel dataModel,
               ExecutionContext executionContext)

Constructor for empty restriction models.

Parameters:

dataModel - the data model to restrict

ExtractionModel

public ExtractionModel(String fileName,
               Map<String,String> sourceSchemaMapping,
               Map<String,String> parameters,
               ExecutionContext executionContext)
                throws IOException

Constructor.

Parameters:

the - name of the model-file

parameters - apply this parameter-value mapping to all restriction conditions, XML templates and filters

Throws:

IOException

ExtractionModel

public ExtractionModel(URL modelURL,
               Map<String,String> sourceSchemaMapping,
               Map<String,String> parameters,
               ExecutionContext executionContext,
               boolean failOnMissingSubject)
                throws IOException

Constructor.

Parameters:

the - name of the model-file

parameters - apply this parameter-value mapping to all restriction conditions, XML templates and filters

Throws:

IOException

Method Detail

loadDatamodelFolder

public static String loadDatamodelFolder(String fileName,
                         ExecutionContext executionContext)
                                  throws IOException

Throws:

IOException

getCondition

public String getCondition()

Returns:

the subject condition