de.jstacs.io
Class SparseStringExtractor

java.lang.Object
  de.jstacs.io.AbstractStringExtractor
      de.jstacs.io.SparseStringExtractor

All Implemented Interfaces:

Enumeration<String>

public class SparseStringExtractor
extends AbstractStringExtractor

This StringExtractor reads the Strings from a File as the user asks for the String. Instances of this class are sparse since they do not store an array of Strings internally.

Author:

Jens Keilwagen

Field Summary

Fields inherited from class de.jstacs.io.AbstractStringExtractor

annotation, FASTA, ignore, ignorePattern, USUALLY

Constructor Summary

SparseStringExtractor(File file)
A constructor that reads the lines from file.

SparseStringExtractor(File file, char ignore)
A constructor that reads the lines from file and ignores those starting with ignore.

SparseStringExtractor(File file, char ignore, String annotation)
A constructor that reads the lines from file and ignores those starting with ignore.

SparseStringExtractor(File file, String annotation)
A constructor that reads the lines from file .

Method Summary

protected void	finalize()
boolean	hasMoreElements()
String	nextElement()

Methods inherited from class de.jstacs.io.AbstractStringExtractor

getAnnotation

Methods inherited from class java.lang.Object

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

Constructor Detail

SparseStringExtractor

public SparseStringExtractor(File file)
                      throws IOException,
                             FileNotFoundException

A constructor that reads the lines from file.

Parameters:

file - the file to be read from

Throws:

IOException - is thrown if the file could not be read

FileNotFoundException - is thrown if the file could not be found

SparseStringExtractor

public SparseStringExtractor(File file,
                             char ignore)
                      throws IOException,
                             FileNotFoundException

A constructor that reads the lines from file and ignores those starting with ignore.

Parameters:

file - the file to be read from

ignore - the first character of lines that should be treated as comments

Throws:

IOException - is thrown if the file could not be read

FileNotFoundException - is thrown if the file could not be found

SparseStringExtractor

public SparseStringExtractor(File file,
                             String annotation)
                      throws IOException,
                             FileNotFoundException

A constructor that reads the lines from file .

Parameters:

file - the file to be read from

annotation - the annotation for the source

Throws:

IOException - is thrown if the file could not be read

FileNotFoundException - is thrown if the file could not be found

SparseStringExtractor

public SparseStringExtractor(File file,
                             char ignore,
                             String annotation)
                      throws IOException,
                             FileNotFoundException

A constructor that reads the lines from file and ignores those starting with ignore.

Parameters:

file - the file to be read from

ignore - the first character of lines that should be treated as comments

annotation - the annotation for the source

Throws:

IOException - is thrown if the file could not be read

FileNotFoundException - is thrown if the file could not be found

Method Detail

hasMoreElements

public boolean hasMoreElements()

nextElement

public String nextElement()

finalize

protected void finalize()
                 throws Throwable

Overrides:

finalize in class Object

Throws:

Throwable