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/*
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 *
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 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * http://glassfish.java.net/public/CDDL+GPL_1_1.html
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package com.sun.jersey.server.impl.ejb;

import com.sun.jersey.api.core.ResourceConfig;
import com.sun.jersey.server.impl.InitialContextHelper;
import java.lang.reflect.Method;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.naming.InitialContext;
import javax.naming.NamingException;

/**
 *
 * @author [email protected]
 */
public final class EJBComponentProviderFactoryInitilizer {
    private static final Logger LOGGER = Logger.getLogger(
            EJBComponentProviderFactoryInitilizer.class.getName());

    public static void initialize(ResourceConfig rc) {
        try {
            InitialContext ic = InitialContextHelper.getInitialContext();
            if (ic == null) {
                return;
            }
            Object interceptorBinder = ic.
                    lookup("java:org.glassfish.ejb.container.interceptor_binding_spi");
            // Some implementations of InitialContext return null instead of
            // throwing NamingException if there is no Object associated with
            // the name
            if (interceptorBinder == null) {
                LOGGER.config("The EJB interceptor binding API is not available. JAX-RS EJB support is disabled.");
                return;
            }
            
            Method interceptorBinderMethod = interceptorBinder.getClass().
                    getMethod("registerInterceptor", java.lang.Object.class);

            EJBInjectionInterceptor interceptor = new EJBInjectionInterceptor();

            try {
                interceptorBinderMethod.invoke(interceptorBinder, interceptor);
            } catch (Exception ex) {
                LOGGER.log(Level.SEVERE, "Error when configuring to use the EJB interceptor binding API. JAX-RS EJB support is disabled.", ex);
                return;
            }

            rc.getSingletons().add(new EJBComponentProviderFactory(interceptor));
            rc.getClasses().add(EJBExceptionMapper.class);
        } catch (NamingException ex) {
            LOGGER.log(Level.CONFIG, "The EJB interceptor binding API is not available. JAX-RS EJB support is disabled.", ex);
        } catch (NoSuchMethodException ex) {
            LOGGER.log(Level.SEVERE, "The EJB interceptor binding API does not conform to what is expected. JAX-RS EJB support is disabled.", ex);
        } catch (SecurityException ex) {
            LOGGER.log(Level.SEVERE, "Security issue when configuring to use the EJB interceptor binding API. JAX-RS EJB support is disabled.", ex);
        } catch (LinkageError ex) {
            LOGGER.log(Level.SEVERE, "Linkage error when configuring to use the EJB interceptor binding API. JAX-RS EJB support is disabled.", ex);
        }
    }
}