Examples with LionEngineException com.b3dgs.lionengine.LionEngineException used on opensource projects

Example 46 with LionEngineException

use of com.b3dgs.lionengine.LionEngineException in project lionengine by b3dgs.

the class UtilReflection method getField.

/**
 * Get the field by reflection.
 *
 * @param <T> The field type.
 * @param object The object to use (must not be <code>null</code>).
 * @param name The field name (must not be <code>null</code>).
 * @return The field found.
 * @throws LionEngineException If invalid parameters or field not found.
 */
public static <T> T getField(Object object, String name) {
    Check.notNull(object);
    Check.notNull(name);
    try {
        final Class<?> clazz = getClass(object);
        final Field field = getDeclaredFieldSuper(clazz, name);
        setAccessible(field, true);
        @SuppressWarnings("unchecked") final T value = (T) field.get(object);
        return value;
    } catch (final NoSuchFieldException | IllegalAccessException exception) {
        throw new LionEngineException(exception, ERROR_FIELD + name);
    }
}

Example 47 with LionEngineException

use of com.b3dgs.lionengine.LionEngineException in project lionengine by b3dgs.

the class UtilReflection method create.

/**
 * Create a class instance with its parameters.
 *
 * @param <T> The element type used.
 * @param type The class type to instantiate (must not be <code>null</code>).
 * @param constructor The constructor to use (must not be <code>null</code>).
 * @param params The constructor parameters (must not be <code>null</code>).
 * @return The class instance.
 * @throws LionEngineException If invalid parameters or unable to create the instance.
 */
private static <T> T create(Class<T> type, Constructor<T> constructor, Object... params) {
    Check.notNull(type);
    Check.notNull(constructor);
    Check.notNull(params);
    try {
        setAccessible(constructor, true);
        return constructor.newInstance(params);
    } catch (final IllegalArgumentException exception) {
        throw new LionEngineException(exception, ERROR_CONSTRUCTOR + type + " " + Arrays.asList(constructor.getParameterTypes()) + " with " + Arrays.asList(params));
    } catch (final InstantiationException | IllegalAccessException | InvocationTargetException exception) {
        throw new LionEngineException(exception, ERROR_CONSTRUCTOR + type);
    }
}

Example 48 with LionEngineException

use of com.b3dgs.lionengine.LionEngineException in project lionengine by b3dgs.

the class Sc68Format method loadLibrary.

/**
 * Load the library.
 *
 * @return The library binding.
 * @throws LionEngineException If error on loading.
 */
private static Sc68Binding loadLibrary() {
    try {
        Verbose.info("Load library: ", LIBRARY_NAME);
        final Sc68Binding binding = Native.loadLibrary(LIBRARY_NAME, Sc68Binding.class);
        Verbose.info("Library ", LIBRARY_NAME, " loaded");
        return binding;
    } catch (final LinkageError exception) {
        throw new LionEngineException(exception, ERROR_LOAD_LIBRARY + LIBRARY_NAME);
    }
}

Example 49 with LionEngineException

use of com.b3dgs.lionengine.LionEngineException in project lionengine by b3dgs.

the class FactoryGraphicAwt method saveImage.

@Override
public void saveImage(ImageBuffer image, Media media) {
    Check.notNull(media);
    final BufferedImage surface = image.getSurface();
    try (OutputStream output = media.getOutputStream()) {
        ToolsAwt.saveImage(surface, output);
    } catch (final IOException exception) {
        throw new LionEngineException(exception, ERROR_IMAGE_SAVE);
    }
}

Example 50 with LionEngineException

use of com.b3dgs.lionengine.LionEngineException in project lionengine by b3dgs.

the class ScreenAwtTest method testHeadless.

/**
 * Test headless screen.
 *
 * @param config The config reference.
 * @throws Exception If error.
 */
private void testHeadless(Config config) throws Exception {
    final Object old = UtilReflection.getField(GraphicsEnvironment.class, "headless");
    final Field field = GraphicsEnvironment.class.getDeclaredField("headless");
    UtilReflection.setAccessible(field, true);
    field.set(GraphicsEnvironment.class, Boolean.TRUE);
    try {
        Assert.assertNull(Graphics.createScreen(config));
    } catch (final LionEngineException exception) {
        Assert.assertTrue(exception.getMessage().equals("No available display !"));
    } finally {
        field.set(GraphicsEnvironment.class, old);
    }
}