org.corpus_tools.pepper.impl

Class CorpusPathResolver

java.lang.Object

org.corpus_tools.pepper.impl.CorpusPathResolver

public class CorpusPathResolver
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
static int	NUMBER_OF_SAMPLED_FILES The number of files which are read for sampling when invoking #findAppropriateImporters(URI).
static int	NUMBER_OF_SAMPLED_LINES The number of lines in a file which are read for sampling when invoking #findAppropriateImporters(URI).
protected com.google.common.collect.Multimap<String,org.corpus_tools.pepper.impl.CorpusPathResolver.FileContent>	readFilesGroupedByExtension
protected com.google.common.collect.Multimap<String,File>	unreadFilesGroupedByExtension

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	CorpusPathResolver()
	CorpusPathResolver(org.eclipse.emf.common.util.URI corpusPath)

Method Summary

Modifier and Type	Method and Description
protected Collection<org.corpus_tools.pepper.impl.CorpusPathResolver.FileContent>	getXFilesWithExtension(int numOfFiles, int numOfLinesToRead, String fileEnding)
protected com.google.common.collect.Multimap<String,File>	groupFilesByEnding(org.eclipse.emf.common.util.URI corpusPath) Groups files for their file ending into a multimap.
protected String	readFirstLines(File file, int numOfLinesToRead) Reads the first X lines of the passed file and returns them as a String
Collection<String>	sampleFileContent(int numberOfSampledFiles, int numberOfSampledLines, String... fileEndings) Returns fileEndings lines of a sampled set of numberOfSampledLines files having the ending specified by fileEndings recursively from specified corpus path.
Collection<String>	sampleFileContent(String... fileEndings) Returns 10 lines of a sampled set of 20 files having the ending specified by fileEndings recursively from specified corpus path.
protected Collection<File>	sampleFiles(Collection<File> files, int numberOfSampledFiles) Creates a sampled set of numberOfSampledFiles files recursively from directory dir with specified endings.
protected void	setCorpusPath(org.eclipse.emf.common.util.URI corpusPath)

Methods inherited from class java.lang.Object

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

Field Detail

NUMBER_OF_SAMPLED_FILES

public static final int NUMBER_OF_SAMPLED_FILES

The number of files which are read for sampling when invoking #findAppropriateImporters(URI).

See Also:

Constant Field Values

NUMBER_OF_SAMPLED_LINES

public static final int NUMBER_OF_SAMPLED_LINES

The number of lines in a file which are read for sampling when invoking #findAppropriateImporters(URI).

See Also:

Constant Field Values

unreadFilesGroupedByExtension

protected com.google.common.collect.Multimap<String,File> unreadFilesGroupedByExtension

readFilesGroupedByExtension

protected com.google.common.collect.Multimap<String,org.corpus_tools.pepper.impl.CorpusPathResolver.FileContent> readFilesGroupedByExtension

Constructor Detail

CorpusPathResolver

protected CorpusPathResolver()

CorpusPathResolver

public CorpusPathResolver(org.eclipse.emf.common.util.URI corpusPath)
                   throws FileNotFoundException

Throws:

FileNotFoundException

Method Detail

setCorpusPath

protected void setCorpusPath(org.eclipse.emf.common.util.URI corpusPath)
                      throws FileNotFoundException

Throws:

FileNotFoundException

sampleFileContent

public Collection<String> sampleFileContent(String... fileEndings)

Returns 10 lines of a sampled set of 20 files having the ending specified by fileEndings recursively from specified corpus path.

Parameters:

fileEnding - ending to be considered. If no endings specified, all files are considered

Returns:

the first 10 lines of 20 files

sampleFileContent

public Collection<String> sampleFileContent(int numberOfSampledFiles,
                                            int numberOfSampledLines,
                                            String... fileEndings)

Returns fileEndings lines of a sampled set of numberOfSampledLines files having the ending specified by fileEndings recursively from specified corpus path.

Parameters:

numberOfSampledFiles - number of files to be read

numberOfSampledLines - number of lines to be read

fileEnding - ending to be considered. If no endings specified, all files are considered

Returns:

the first 10 lines of numberOfSampledLines files

groupFilesByEnding

protected com.google.common.collect.Multimap<String,File> groupFilesByEnding(org.eclipse.emf.common.util.URI corpusPath)
                                                                      throws FileNotFoundException

Groups files for their file ending into a multimap. The key is the ending.

Parameters:

corpusPath -

Returns:

Throws:

FileNotFoundException

getXFilesWithExtension

protected Collection<org.corpus_tools.pepper.impl.CorpusPathResolver.FileContent> getXFilesWithExtension(int numOfFiles,
                                                                                                         int numOfLinesToRead,
                                                                                                         String fileEnding)

sampleFiles

protected Collection<File> sampleFiles(Collection<File> files,
                                       int numberOfSampledFiles)

Creates a sampled set of numberOfSampledFiles files recursively from directory dir with specified endings.

Parameters:

dir - the directory to be traversed recursively

numberOfSampledFiles - number of files to be sampled

fileEndings - endings of files to be sampled

Returns:

a collection of files having on of the endings in endings in directory dir

readFirstLines

protected String readFirstLines(File file,
                                int numOfLinesToRead)

Reads the first X lines of the passed file and returns them as a String

Parameters:

corpusPath - path to file

lines - number of lines

Returns:

first X lines