Ulisses Lima 3b2d6c5335 BAEL 7277 - Find Files by Extension in Specified Directory in Java (#15356)
* new module: libraries-7

* ready for review
2023-12-17 11:50:31 +01:00

30 lines
867 B
Java

package com.baeldung.findfiles;
import java.io.File;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.Iterator;
import org.apache.commons.io.FileUtils;
import org.apache.commons.io.filefilter.TrueFileFilter;
import org.apache.commons.io.filefilter.WildcardFileFilter;
public class FindFileApacheUtils {
private FindFileApacheUtils() {
}
public static Iterator<File> find(Path startPath, String extension) {
if (!Files.isDirectory(startPath)) {
throw new IllegalArgumentException("Provided path is not a directory: " + startPath);
}
if (!extension.startsWith("."))
extension = "." + extension;
return FileUtils.iterateFiles(startPath.toFile(), WildcardFileFilter.builder()
.setWildcards("*" + extension)
.get(), TrueFileFilter.INSTANCE);
}
}