Examples with Converter org.apache.camel.Converter used on opensource projects

Example 71 with Converter

use of org.apache.camel.Converter in project camel by apache.

the class AnnotationTypeConverterLoader method loadConverterMethods.

/**
     * Loads all of the converter methods for the given type
     */
protected void loadConverterMethods(TypeConverterRegistry registry, Class<?> type) {
    if (visitedClasses.contains(type)) {
        return;
    }
    visitedClasses.add(type);
    try {
        Method[] methods = type.getDeclaredMethods();
        CachingInjector<?> injector = null;
        for (Method method : methods) {
            // in two different jars (as is the case sometimes with specs).
            if (ObjectHelper.hasAnnotation(method, Converter.class, true)) {
                boolean allowNull = false;
                if (method.getAnnotation(Converter.class) != null) {
                    allowNull = method.getAnnotation(Converter.class).allowNull();
                }
                injector = handleHasConverterAnnotation(registry, type, injector, method, allowNull);
            } else if (ObjectHelper.hasAnnotation(method, FallbackConverter.class, true)) {
                boolean allowNull = false;
                if (method.getAnnotation(FallbackConverter.class) != null) {
                    allowNull = method.getAnnotation(FallbackConverter.class).allowNull();
                }
                injector = handleHasFallbackConverterAnnotation(registry, type, injector, method, allowNull);
            }
        }
        Class<?> superclass = type.getSuperclass();
        if (superclass != null && !superclass.equals(Object.class)) {
            loadConverterMethods(registry, superclass);
        }
    } catch (NoClassDefFoundError e) {
        boolean ignore = false;
        // does the class allow to ignore the type converter when having load errors
        if (ObjectHelper.hasAnnotation(type, Converter.class, true)) {
            if (type.getAnnotation(Converter.class) != null) {
                ignore = type.getAnnotation(Converter.class).ignoreOnLoadError();
            }
        }
        // if we should ignore then only log at debug level
        if (ignore) {
            LOG.debug("Ignoring converter type: " + type.getCanonicalName() + " as a dependent class could not be found: " + e, e);
        } else {
            LOG.warn("Ignoring converter type: " + type.getCanonicalName() + " as a dependent class could not be found: " + e, e);
        }
    }
}