public void setAttribute(String name, Object value) {
if (name == null) {
throw new NullPointerException("null name parameter");
}
if (attributes == null) {
attributes = getHttpContext().getAttributes();
}
attributes.put(name, value);
}
public Object getAttribute(String name) {
if (name == null) {
throw new NullPointerException("null name parameter");
}
if (attributes == null) {
attributes = getHttpContext().getAttributes();
}
return attributes.get(name);
}