net.maizegenetics.util

Class DirectoryCrawler

java.lang.Object

net.maizegenetics.util.DirectoryCrawler

public class DirectoryCrawler
extends Object

Directory crawler that matches REGEX or Glob patterns. Glob patterns are indicated by using the syntax:pattern approach that is used by PathMatcher. So to use glob "glob:*.{hmp,hmp.gz}"

Author:

James Harriman, Terry Casstevens

Method Summary

Modifier and Type	Method and Description
static String[]	listFileNames(String pattern, String inputFile)
static File[]	listFiles(String pattern)
static File[]	listFiles(String pattern, File inputFile)
static File[]	listFiles(String pattern, File[] inputArray) Recursively searches the object's directory tree for a specific filename.
static File[]	listFiles(String pattern, String inputFile)
static File[]	listFiles(String pattern, String[] inputFiles)
static List<Path>	listPaths(String pattern, Path inputDirectory) Return a list of file paths matching a specified pattern with the starting directory.

Methods inherited from class java.lang.Object

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

Method Detail

listFiles

public static File[] listFiles(String pattern,
                               File[] inputArray)

Recursively searches the object's directory tree for a specific filename.

Parameters:

pattern - A regular expression specifying what filename to look for. For example, pass the string ".*\.qseq.*" to search for .qseq files.

Returns:

outputFiles A list of matching files found in the directory structure.

listFileNames

public static String[] listFileNames(String pattern,
                                     String inputFile)

Parameters:

pattern - A regular expression specifying a filename to look for.

inputFile - The name of a directory in which to search for files.

Returns:

listFiles

public static File[] listFiles(String pattern,
                               File inputFile)

listPaths

public static List<Path> listPaths(String pattern,
                                   Path inputDirectory)

Return a list of file paths matching a specified pattern with the starting directory. This uses the preferred nio Paths over the prior File approach.

Parameters:

pattern - either regex or glob pattern

inputDirectory - initial directory

Returns:

list of path matching the pattern

listFiles

public static File[] listFiles(String pattern)

listFiles

public static File[] listFiles(String pattern,
                               String inputFile)

listFiles

public static File[] listFiles(String pattern,
                               String[] inputFiles)