ScansDirectory.java

package com.github.searls.jasmine.io;

import org.codehaus.plexus.util.DirectoryScanner;

import java.io.File;
import java.util.ArrayList;
import java.util.Collections;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.Set;

import static java.util.Arrays.asList;

public class ScansDirectory {

  public final static List<String> DEFAULT_INCLUDES = asList("**" + File.separator + "*.js", "**" + File.separator + "*.coffee");

  private final DirectoryScanner directoryScanner = new DirectoryScanner();

  public List<String> scan(File directory, List<String> includes, List<String> excludes) {
    Set<String> set = new LinkedHashSet<String>();
    for (String include : includes) {
      set.addAll(performScan(directory, include, excludes));
    }
    return new ArrayList<String>(set);
  }

  private List<String> performScan(File directory, String include, List<String> excludes) {
    directoryScanner.setBasedir(directory);
    directoryScanner.setIncludes(new String[]{include});
    directoryScanner.setExcludes(excludes.toArray(new String[]{}));
    directoryScanner.addDefaultExcludes();
    directoryScanner.scan();
    ArrayList<String> result = new ArrayList<String>(asList(directoryScanner.getIncludedFiles()));
    Collections.sort(result);
    return result;
  }

}