@Override
        boolean isComposite(Class<? extends Parser> loadedClass) {
            return CompositeParser.class.isAssignableFrom(loadedClass) ||
                    AbstractMultipleParser.class.isAssignableFrom(loadedClass) ||
                    ParserDecorator.class.isAssignableFrom(loadedClass);
        }
Gets parameters from a given

@param el xml node which has {@link #PARAMS_TAG_NAME} child
@return Map of key values read from xml
tika-core/src/main/java/org/apache/tika/config/TikaConfig.java