C++ (Cpp) CursorWindow::getNumColumns示例

static jint nativeCreateFromParcel(JNIEnv* env, jclass clazz, jobject parcelObj) {
    Parcel* parcel = parcelForJavaObject(env, parcelObj);

    CursorWindow* window;
    status_t status = CursorWindow::createFromParcel(parcel, &window);
    if (status || !window) {
        LOGE("Could not create CursorWindow from Parcel due to error %d.", status);
        return 0;
    }

    LOG_WINDOW("nativeInitializeFromBinder: numRows = %d, numColumns = %d, window = %p",
            window->getNumRows(), window->getNumColumns(), window);
    return reinterpret_cast<jint>(window);
}

示例#2

显示文件

文件： android_database_CursorWindow.cpp 项目： qingyue/platform_frameworks

static void native_init_memory(JNIEnv * env, jobject object, jobject memObj)
{
    sp<IMemory> memory = interface_cast<IMemory>(ibinderForJavaObject(env, memObj));
    if (memory == NULL) {
        jniThrowException(env, "java/lang/IllegalStateException", "Couldn't get native binder");
        return;
    }

    CursorWindow * window = new CursorWindow();
    if (!window) {
        jniThrowException(env, "java/lang/RuntimeException", "No memory for native window object");
        return;
    }
    if (!window->setMemory(memory)) {
        jniThrowException(env, "java/lang/RuntimeException", "No memory in memObj");
        delete window;
        return;
    }

LOG_WINDOW("native_init_memory: numRows = %d, numColumns = %d, window = %p", window->getNumRows(), window->getNumColumns(), window);
    SET_WINDOW(env, object, window);
}