import org.apache.commons.lang3.StringUtils;
public class StringUtilsExample {
public static void main(String[] args) {
String str = " Hello, World! ";
}
}
import com.google.common.base.Strings;
import com.google.common.collect.Lists;
import java.util.List;
public class GuavaExample {
public static void main(String[] args) {
List<String> names = Lists.newArrayList("Alice", "Bob", "Charlie");
List<String> uppercaseNames = Lists.transform(names, Strings::nullToEmpty).stream()
.map(String::toUpperCase)
.collect(Collectors.toList());
}
}
import lombok.Data;
@Data
public class User {
private String name;
private int age;
}
public class LombokExample {
public static void main(String[] args) {
User user = new User();
user.setName("Alice");
user.setAge(25);
}
}
