private String name;
protected PRadioButtonGroup(final String name) {
this.name = name;
}
public void addValueChangeHandler(final PValueChangeHandler<Boolean> handler) {
<BUG>if (this.handlers == null) this.handlers = new ArrayList<>();
handlers.add(handler);</BUG>
}
public boolean removeValueChangeHandler(final PValueChangeHandler<Boolean> handler) {
<BUG>return this.handlers != null ? handlers.remove(handler) : false;
</BUG>
}

private String name;
protected PRadioButtonGroup(final String name) {
this.name = name;
}
public void addValueChangeHandler(final PValueChangeHandler<Boolean> handler) {
if (handlers == null) handlers = new ArrayList<>();
handlers.add(handler);
}
public boolean removeValueChangeHandler(final PValueChangeHandler<Boolean> handler) {
return handlers != null && handlers.remove(handler);
}
