/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
 
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	private static class OBJ {
		int one;
		String two;
 
		public OBJ() {
			this.one = 1;
			this.two = "two";
		}
	}
 
	public static void test1(OBJ o) {
		o.one = 2;
	}
 
	public static void test2(OBJ o) {
		o = new OBJ();
		o.two = "no reference";
	}
 
	public static void main (String[] args) throws java.lang.Exception
	{
		OBJ x = new OBJ();
		test1(x);
		test2(x);
 
		System.out.println("x.one: " + x.one + " x.two: " + x.two);
	}
}

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