[Android拾怡]弱化Java方法返回值类型
16lz
2021-12-04
/** * Returns the value associated with the given key, or null if * no mapping of the desired type exists for the given key or a null * value is explicitly associated with the key. * * @param key a String, or null * @return a Parcelable value, or null */ public <T extends Parcelable> T getParcelable(String key) { unparcel(); Object o = mMap.get(key); if (o == null) { return null; } try { return (T) o; } catch (ClassCastException e) { typeWarning(key, o, "Parcelable", e); return null; } }
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