Examples with XWikiPageClassLoader com.xpn.xwiki.render.groovy.XWikiPageClassLoader used on opensource projects

Example 1 with XWikiPageClassLoader

use of com.xpn.xwiki.render.groovy.XWikiPageClassLoader in project xwiki-platform by xwiki.

the class XWiki method parseGroovyFromString.

/**
 * Privileged API to retrieve an object instantiated from groovy code in a String, using a classloader including all
 * JAR files located in the passed page as attachments. Note that Groovy scripts compilation is cached
 *
 * @param script the Groovy class definition string (public class MyClass { ... })
 * @return An object instantiating this class
 * @throws XWikiException
 */
public Object parseGroovyFromString(String script, String jarWikiPage, XWikiContext xcontext) throws XWikiException {
    XWikiPageClassLoader pcl = new XWikiPageClassLoader(jarWikiPage, xcontext);
    Object prevParentClassLoader = xcontext.get("parentclassloader");
    try {
        xcontext.put("parentclassloader", pcl);
        return parseGroovyFromString(script, xcontext);
    } finally {
        if (prevParentClassLoader == null) {
            xcontext.remove("parentclassloader");
        } else {
            xcontext.put("parentclassloader", prevParentClassLoader);
        }
    }
}