import java.io.File;
public class practice03 {
public static void main(String[] args) {
File f=new File("\"D:\\Java\"");
boolean b = GetAvi(f);
System.out.println(b);
}
public static boolean GetAvi(File file){
File[] f = file.listFiles();
for (File file1 : f) {
if(file1.isFile()&&file1.getName().endsWith(".avi")){
return true;
}
}
return false;
}
}