/** Lookup the value for a key in the context inheritance chain. */
private Object lookup(Key<?> key) {
for (int i = 0; i < keyValueEntries.length; i++) {
if (key.equals(keyValueEntries[i][0])) {
return keyValueEntries[i][1];
}
}
if (parent == null) {
return null;
}
return parent.lookup(key);
}
/** Get the value from the specified context for this key. */
@SuppressWarnings("unchecked")
public T get(Context context) {
T value = (T) context.lookup(this);
return value == null ? defaultValue : value;
}
