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

Example 31 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, media, ERROR_IMAGE_SAVE);
    }
}

Example 32 with LionEngineException

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

the class Factory method create.

/**
 * Create a {@link Featurable} from its {@link Media} using a generic way. The concerned class to instantiate and
 * its constructor must be public, and can have the following parameter: ({@link Setup}).
 * <p>
 * Automatically add {@link IdentifiableModel} if feature does not have {@link Identifiable} feature.
 * </p>
 * <p>
 * Destroyed {@link Featurable} can be cached to avoid {@link Featurable} creation if has {@link Recycler} and
 * {@link Recyclable} {@link Feature}s. If cache associated to media is available, it is
 * {@link Recyclable#recycle()} and then returned.
 * </p>
 *
 * @param <O> The featurable type.
 * @param media The featurable media.
 * @return The featurable instance.
 * @throws LionEngineException If {@link Media} is <code>null</code> or {@link Setup} not found.
 */
@SuppressWarnings("unchecked")
public <O extends Featurable> O create(Media media) {
    if (cache.containsKey(media) && !cache.get(media).isEmpty()) {
        final Featurable featurable = cache.get(media).poll();
        featurable.getFeature(Recycler.class).recycle();
        return (O) featurable;
    }
    final Setup setup = getSetup(media);
    final Class<O> type = setup.getConfigClass(classLoader);
    try {
        return createFeaturable(type, setup);
    } catch (final NoSuchMethodException exception) {
        throw new LionEngineException(exception, ERROR_CONSTRUCTOR_MISSING + media);
    }
}

Example 33 with LionEngineException

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

the class Factory method create.

/**
 * Create a featurable from its {@link Media} using a generic way. The concerned class to instantiate and its
 * constructor must be public, and can have the following parameter: ({@link Setup}).
 * <p>
 * Automatically add {@link IdentifiableModel} if feature does not have {@link Identifiable} feature.
 * </p>
 * <p>
 * Destroyed {@link Featurable} can be cached to avoid {@link Featurable} creation if has {@link Recycler} and
 * {@link Recyclable} {@link Feature}s. If cache associated to media is available, it is
 * {@link Recyclable#recycle()} and then returned.
 * </p>
 *
 * @param <O> The featurable type.
 * @param media The featurable media.
 * @param type The specific class to use (override the one in the media).
 * @return The featurable instance.
 * @throws LionEngineException If {@link Media} is <code>null</code> or {@link Setup} not found.
 */
@SuppressWarnings("unchecked")
public <O extends Featurable> O create(Media media, Class<O> type) {
    if (cache.containsKey(media) && !cache.get(media).isEmpty()) {
        final Featurable featurable = cache.get(media).poll();
        featurable.getFeature(Recycler.class).recycle();
        return (O) featurable;
    }
    final Setup setup = getSetup(media, true);
    try {
        return createFeaturable(type, setup);
    } catch (final NoSuchMethodException exception) {
        throw new LionEngineException(exception, ERROR_CONSTRUCTOR_MISSING + media);
    }
}

Example 34 with LionEngineException

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

the class FeaturableConfig method getClass.

/**
 * Get the class reference from its name using cache.
 *
 * @param <T> The class type.
 * @param loader The class loader reference.
 * @param className The class name.
 * @return The typed class instance.
 * @throws LionEngineException If invalid class.
 */
@SuppressWarnings("unchecked")
private static <T> Class<T> getClass(ClassLoader loader, String className) {
    if (CLASS_CACHE.containsKey(className)) {
        return (Class<T>) CLASS_CACHE.get(className);
    }
    try {
        final Class<?> clazz = loader.loadClass(className);
        CLASS_CACHE.put(className, clazz);
        return (Class<T>) clazz;
    } catch (final ClassNotFoundException exception) {
        throw new LionEngineException(exception, ERROR_CLASS_PRESENCE + className);
    }
}

Example 35 with LionEngineException

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

the class FeaturableConfig method getFeatures.

/**
 * Get all available features.
 * Default constructor of each feature must be available or with {@link Setup} as single parameter.
 *
 * @param loader The class loader reference.
 * @param services The services reference.
 * @param setup The setup reference.
 * @param filter The type filter (can be <code>null</code> if none).
 * @return The available features.
 * @throws LionEngineException If invalid class.
 */
public static List<Feature> getFeatures(ClassLoader loader, Services services, Setup setup, Class<?> filter) {
    final Collection<XmlReader> children;
    final XmlReader root = setup.getRoot();
    if (root.hasNode(NODE_FEATURES)) {
        children = setup.getRoot().getChild(FeaturableConfig.NODE_FEATURES).getChildren(FeaturableConfig.NODE_FEATURE);
    } else {
        children = Collections.emptyList();
    }
    final List<Feature> features = new ArrayList<>(children.size());
    for (final XmlReader featureNode : children) {
        final String className = featureNode.getText();
        try {
            final Class<? extends Feature> clazz = getClass(loader, className);
            if (filter == null || filter.isAssignableFrom(clazz)) {
                final Feature feature = UtilReflection.createReduce(clazz, services, setup);
                features.add(feature);
            }
        } catch (final NoSuchMethodException | LionEngineException exception) {
            throw new LionEngineException(exception, setup.getMedia());
        }
    }
    children.clear();
    return features;
}