import org.apache.commons.io.FileUtils;
import java.io.File;
import java.io.IOException;
public class CommonsIOExample {
public static void main(String[] args) {
try {
String fileContent = FileUtils.readFileToString(new File("input.txt"), "UTF-8");
FileUtils.writeStringToFile(new File("output.txt"), fileContent, "UTF-8");
FileUtils.copyDirectory(new File("sourceDir"), new File("targetDir"));
File[] xmlFiles = FileUtils.listFiles(new File("dirPath"), new String[]{"xml"}, true);
boolean isSameContent = FileUtils.contentEquals(new File("file1.txt"), new File("file2.txt"));
} catch (IOException e) {
e.printStackTrace();
}
}
}
