bla.java

public final class CompanyWrapper<T> {
	
	private T t;
	
	public CompanyWrapper() { }
	
	public CompanyWrapper(T t) {
		this.t = t;
	}
	
	public void set(T t) {
		this.t = t;
	}
	
	public T get() {
		return t;
	}
	
	public void nullify() {
		t = null;
	}
	
	public boolean isNull() {
		return t == null;
	}
}