Package org.beanio.internal.compiler

Class Preprocessor

java.lang.Object

org.beanio.internal.compiler.ProcessorSupport

org.beanio.internal.compiler.Preprocessor

Direct Known Subclasses:

FlatPreprocessor, JsonPreprocessor, XmlPreprocessor

public class Preprocessor
extends ProcessorSupport

A Preprocesser is responsible for validating a stream configuration, setting default configuration values, and populating any calculated values before the ParserFactorySupport compiles the configuration into parser components.

Since:

2.0

Field Summary

Fields

Modifier and Type	Field	Description
protected PropertyConfig	propertyRoot
protected StreamConfig	stream

Constructor Summary

Constructors

Constructor	Description
Preprocessor(StreamConfig stream)	Constructs a new Preprocessor.

Method Summary

Modifier and Type	Method	Description
protected void	finalizeGroup(GroupConfig group)	Finalizes a group configuration after its children have been processed.
protected void	finalizeRecord(RecordConfig record)	Finalizes a record configuration after its children have been processed.
protected void	finalizeSegment(SegmentConfig segment)	Finalizes a segment configuration after its children have been processed.
protected void	finalizeStream(StreamConfig stream)	Finalizes a stream configuration after its children have been processed.
protected void	handleConstant(ConstantConfig constant)	Processes a constant configuration.
protected void	handleField(FieldConfig field)	Processes a field configuration.
protected void	initializeGroup(GroupConfig group)	Initializes a group configuration before its children have been processed.
protected void	initializeRecord(RecordConfig record)	Initializes a record configuration before its children have been processed.
protected void	initializeSegment(SegmentConfig segment)	Initializes a segment configuration before its children have been processed.
protected void	initializeStream(StreamConfig stream)	Initializes a stream configuration before its children have been processed.
protected void	validateRecordIdentifyingCriteria(FieldConfig field)	This method validates a record identifying field has a literal or regular expression configured for identifying a record.

Methods inherited from class org.beanio.internal.compiler.ProcessorSupport

getParent, handleComponent, process

Methods inherited from class java.lang.Object

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

Field Detail

stream

protected StreamConfig stream

propertyRoot

protected PropertyConfig propertyRoot

Constructor Detail

Preprocessor

public Preprocessor(StreamConfig stream)

Constructs a new Preprocessor.

Parameters:

stream - the stream configuration to preprocess

Method Detail

initializeStream

protected void initializeStream(StreamConfig stream)
                         throws BeanIOConfigurationException

Initializes a stream configuration before its children have been processed.

Overrides:

initializeStream in class ProcessorSupport

Parameters:

stream - the stream configuration to process

Throws:

BeanIOConfigurationException

finalizeStream

protected void finalizeStream(StreamConfig stream)
                       throws BeanIOConfigurationException

Finalizes a stream configuration after its children have been processed.

Overrides:

finalizeStream in class ProcessorSupport

Parameters:

stream - the stream configuration to finalize

Throws:

BeanIOConfigurationException

initializeGroup

protected void initializeGroup(GroupConfig group)
                        throws BeanIOConfigurationException

Initializes a group configuration before its children have been processed.

Overrides:

initializeGroup in class ProcessorSupport

Parameters:

group - the group configuration to process

Throws:

BeanIOConfigurationException

finalizeGroup

protected void finalizeGroup(GroupConfig group)
                      throws BeanIOConfigurationException

Finalizes a group configuration after its children have been processed.

Overrides:

finalizeGroup in class ProcessorSupport

Parameters:

group - the group configuration to finalize

Throws:

BeanIOConfigurationException

initializeRecord

protected void initializeRecord(RecordConfig record)
                         throws BeanIOConfigurationException

Initializes a record configuration before its children have been processed.

Overrides:

initializeRecord in class ProcessorSupport

Parameters:

record - the record configuration to process

Throws:

BeanIOConfigurationException

finalizeRecord

protected void finalizeRecord(RecordConfig record)
                       throws BeanIOConfigurationException

Finalizes a record configuration after its children have been processed.

Overrides:

finalizeRecord in class ProcessorSupport

Parameters:

record - the record configuration to process

Throws:

BeanIOConfigurationException

initializeSegment

protected void initializeSegment(SegmentConfig segment)
                          throws BeanIOConfigurationException

Initializes a segment configuration before its children have been processed.

Overrides:

initializeSegment in class ProcessorSupport

Parameters:

segment - the segment configuration to process

Throws:

BeanIOConfigurationException

finalizeSegment

protected void finalizeSegment(SegmentConfig segment)
                        throws BeanIOConfigurationException

Finalizes a segment configuration after its children have been processed.

Overrides:

finalizeSegment in class ProcessorSupport

Parameters:

segment - the segment configuration to process

Throws:

BeanIOConfigurationException

handleField

protected void handleField(FieldConfig field)
                    throws BeanIOConfigurationException

Processes a field configuration.

Overrides:

handleField in class ProcessorSupport

Parameters:

field - the field configuration to process

Throws:

BeanIOConfigurationException

handleConstant

protected void handleConstant(ConstantConfig constant)
                       throws BeanIOConfigurationException

Processes a constant configuration.

Overrides:

handleConstant in class ProcessorSupport

Parameters:

constant - the constant configuration to process

Throws:

BeanIOConfigurationException

validateRecordIdentifyingCriteria

protected void validateRecordIdentifyingCriteria(FieldConfig field)
                                          throws BeanIOConfigurationException

This method validates a record identifying field has a literal or regular expression configured for identifying a record.

Parameters:

field - the record identifying field configuration to validate

Throws:

BeanIOConfigurationException