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API module of JSR 374:Java API for Processing JSON
There is a newer version: 1.1.4
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package javax.json;

/**
 * Super type for the two structured types in JSON ({@link JsonObject object}s
 * and {@link JsonArray array}s).
 */
public interface JsonStructure extends JsonValue {

    /**
     * Get the value referenced by the provided JSON Pointer in the JsonStructure.
     *
     * @param jsonPointer the JSON Pointer
     * @return the {@code JsonValue} at the referenced location
     * @throws JsonException if the JSON Pointer is malformed, or if it references
     *     a non-existing member or value.
     *
     * @since 1.1
     */
    default public JsonValue getValue(String jsonPointer) {
        return Json.createPointer(jsonPointer).getValue(this);
    }
}