示例
public class Container {

public Container(int size) {
list = new Vector(size);
}

public boolean isWithDefaultMember() {
return list.contains(defaultMember);
}

public void addMember(Object member) {
list.add(member);
}

private List list;

public static Object defaultMember = new ApplicationDefaultMember();
}
解决方案
尝试除去静态成员或者将它声明为最终成员。
public class Container {

public Container(int size) {
list = new Vector(size);
}

public boolean isWithDefaultMember() {
return list.contains(defaultMember);
}

public void addMember(Object member) {
list.add(member);
}

private List list;

public final Object defaultMember = new ApplicationDefaultMember();
}