org.springframework.batch.item.file.transform
Class AbstractLineTokenizer

java.lang.Object
  org.springframework.batch.item.file.transform.AbstractLineTokenizer

All Implemented Interfaces:

LineTokenizer

Direct Known Subclasses:

DelimitedLineTokenizer, FixedLengthTokenizer

public abstract class AbstractLineTokenizer
extends Object
implements LineTokenizer

Abstract class handling common concerns of various LineTokenizer implementations such as dealing with names and actual construction of FieldSet

Author:

Dave Syer, Robert Kasanicky, Lucas Ward

Field Summary

protected String[]

names

Constructor Summary

AbstractLineTokenizer()

Method Summary

protected abstract List<String>	doTokenize(String line)
boolean	hasNames()
void	setFieldSetFactory(FieldSetFactory fieldSetFactory) Factory for FieldSet instances.
void	setNames(String[] names) Setter for column names.
FieldSet	tokenize(String line) Yields the tokens resulting from the splitting of the supplied line.

Methods inherited from class java.lang.Object

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

Field Detail

names

protected String[] names

Constructor Detail

AbstractLineTokenizer

public AbstractLineTokenizer()

Method Detail

setFieldSetFactory

public void setFieldSetFactory(FieldSetFactory fieldSetFactory)

Factory for FieldSet instances. Can be injected by clients to customize the default number and date formats.

Parameters:

fieldSetFactory - the FieldSetFactory to set

setNames

public void setNames(String[] names)

Setter for column names. Optional, but if set, then all lines must have as many or fewer tokens.

Parameters:

names -

hasNames

public boolean hasNames()

Returns:

true if column names have been specified

See Also:

setNames(String[])

tokenize

public FieldSet tokenize(String line)

Yields the tokens resulting from the splitting of the supplied line.

Specified by:

tokenize in interface LineTokenizer

Parameters:

line - the line to be tokenised (can be null)

Returns:

the resulting tokens

doTokenize

protected abstract List<String> doTokenize(String line)