import java.util.*;
import java.lang.*;
import java.lang.reflect.*;
 
public class Main
{
	public static void main (String[] args) throws java.lang.Exception
	{
        TestDto<Integer> a = new TestDto<Integer>();
        TestDto<String> b = new TestDto<String>();
        System.out.println(a.getTypeParameter());
        System.out.println(b.getTypeParameter());
	}
}
 
class TestDto<T> {
    public Type getTypeParameter() {
        return new TestDto<T>() {
            public Type getTypeParameter() {
                return ((ParameterizedType) getClass().getGenericSuperclass()).getActualTypeArguments()[0];
            }
        }.getTypeParameter();
    }
}

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