com.technia.tvc.reportgenerator.datahandler

Class ReportHandler

java.lang.Object

com.technia.tvc.reportgenerator.datahandler.ReportHandler

All Implemented Interfaces:

DataHandler

public abstract class ReportHandler
extends java.lang.Object
implements DataHandler

This data handler is useful for data handlers that is developed solely for the use inside the report generator.

Since:

2013.1.0

Constructor Summary

Constructors

Constructor and Description
ReportHandler()

Method Summary

Modifier and Type	Method and Description
Cell	createCell(Column column, EvaluatedData data) This method should create the proper cell.
protected abstract void	populate(XMLWriter xml, Cell cell, EvaluatedData data, Report report) Subclasses implements this method in order to provide the data that is part of the cell.
void	populateCell(Cell cell, EvaluatedData data) This method is invoked, when the evaluator wants us to fill the cell, with content.
protected abstract void	prepare(Column column, EvaluationInput input, Report report) Subclasses implements this method in order to define select clauses to be applied on business objects and or connections.
void	prepareEvaluation(Column column, EvaluationInput input) This method is invoked by the Evaluator as a first step in the evaluation process.

Methods inherited from class java.lang.Object

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

Constructor Detail

ReportHandler

public ReportHandler()

Method Detail

prepareEvaluation

public final void prepareEvaluation(Column column,
                                    EvaluationInput input)

Description copied from interface: DataHandler

This method is invoked by the Evaluator as a first step in the evaluation process.

The purpose is to allow to add the needed select statements and/or JPO programs, which are needed to be able to create the cells later on in the evaluation process.

Specified by:

prepareEvaluation in interface DataHandler

Parameters:

column - The current column

input - The evaluation input

createCell

public Cell createCell(Column column,
                       EvaluatedData data)

Description copied from interface: DataHandler

This method should create the proper cell.

Specified by:

createCell in interface DataHandler

Parameters:

column - The column

data - The evaluated data

Returns:

This method returns a StringCell

See Also:

Cell

populateCell

public final void populateCell(Cell cell,
                               EvaluatedData data)

Description copied from interface: DataHandler

This method is invoked, when the evaluator wants us to fill the cell, with content.

Specified by:

populateCell in interface DataHandler

Parameters:

cell - The cell

data - The evaluated data

prepare

protected abstract void prepare(Column column,
                                EvaluationInput input,
                                Report report)

Subclasses implements this method in order to define select clauses to be applied on business objects and or connections.

Parameters:

column - The current column

input - The evaluation input, which you add select statements into.

report - The current report that we are producing data for

Since:

2013.1.0

populate

protected abstract void populate(XMLWriter xml,
                                 Cell cell,
                                 EvaluatedData data,
                                 Report report)

Subclasses implements this method in order to provide the data that is part of the cell.

Parameters:

xml - The xml writer that we are generating the data into.

cell - The current cell

data - The evaluated/selected data

report - The current report that we are producing data for

Since:

2013.1.0