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Explore the source code of the class JsonHelper.java

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package org.glassfish.jersey.media.json.internal;

import javax.xml.bind.annotation.XmlRootElement;

/**
 * Collection of JSON processing utility methods.
 *
 * @author Jakub Podlesak
 */
public final class JsonHelper {

    /**
     * Prevents instantiation.
     */
    private JsonHelper() {
    }

    /**
     *  Calculate local name of an appropriate XML element,
     *  pretty much the same way as it is done by JAXB 2.1 impl
     *  (for situations when we want to pretend the element was present
     *  in an incoming stream and all we have is the type information).
     *
     *  TODO: work out with JAXB guys a better way of doing it,
     *        probably we could take it from an existing JAXBContext?
     *
     * @param clazz JAXB bean type.
     * @return root element name.
     */
    public static String getRootElementName(Class clazz) {
        XmlRootElement e = clazz.getAnnotation(XmlRootElement.class);
        if (e == null) {
            return getVariableName(clazz.getSimpleName());
        }
        if ("##default".equals(e.name())) {
            return getVariableName(clazz.getSimpleName());
        } else {
            return e.name();
        }
    }

    private static String getVariableName(String baseName) {
        return NameUtil.toMixedCaseName(NameUtil.toWordList(baseName), false);
    }
}