58 lines
1.5 KiB
Java
58 lines
1.5 KiB
Java
package de.begerad.fileagerm;
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import java.io.File;
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import java.io.FileFilter;
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import java.util.Set;
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import java.util.stream.Collectors;
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import java.util.stream.Stream;
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public class FileList {
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private final String directory;
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public FileList(String directory) {
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this.directory = directory;
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}
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/**
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* @return set containing list of file paths
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*/
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public Set<String> listFilesUsingJavaIO() {
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return Stream.of(new File(directory).listFiles())
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.filter(file -> !file.isDirectory())
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.map(File::getName)
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.collect(Collectors.toSet());
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}
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/**
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* @return array containing list of File objects
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*/
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public File[] listFilesUsingFileFilter() {
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//Creating a File object for directory
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File dir = new File(directory);
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//Creating filter for directory files
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FileFilter fileFilter = new FileFilter() {
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public boolean accept(File dir) {
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return dir.isFile();
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}
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};
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return dir.listFiles(fileFilter);
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}
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/**
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* @return array containing list of File objects
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*/
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public static File[] listFiles(String directory) {
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//Creating a File object for directory
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File dir = new File(directory);
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//Creating filter for directory files
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FileFilter fileFilter = new FileFilter() {
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public boolean accept(File dir) {
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return dir.isFile();
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}
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};
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return dir.listFiles(fileFilter);
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}
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}
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