Examples with SlingWrapper org.apache.sling.scripting.javascript.SlingWrapper used on opensource projects

Example 1 with SlingWrapper

use of org.apache.sling.scripting.javascript.SlingWrapper in project sling by apache.

the class RhinoJavaScriptEngineFactory method addHostObjects.

// ---------- internal
private void addHostObjects(Scriptable scope, Class<? extends Scriptable>[] classes) {
    if (classes != null) {
        for (Class<? extends Scriptable> clazz : classes) {
            try {
                // register the host object
                ScriptableObject.defineClass(scope, clazz);
                if (SlingWrapper.class.isAssignableFrom(clazz)) {
                    // SlingWrappers can map to several classes if needed
                    final SlingWrapper hostWrapper = (SlingWrapper) clazz.newInstance();
                    for (Class<?> c : hostWrapper.getWrappedClasses()) {
                        getWrapFactory().registerWrapper(c, hostWrapper.getClassName());
                    }
                } else {
                    // but other Scriptable host objects need to be
                    // registered as well
                    final Scriptable host = clazz.newInstance();
                    getWrapFactory().registerWrapper(host.getClass(), host.getClassName());
                }
            } catch (Throwable t) {
                log.warn("addHostObjects: Cannot prepare host object " + clazz, t);
            }
        }
    }
}