com.liferay.portal.kernel.jndi.JNDIUtil.java Source code

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Here is the source code for com.liferay.portal.kernel.jndi.JNDIUtil.java

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/**
 * Copyright (c) 2000-present Liferay, Inc. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation; either version 2.1 of the License, or (at your option)
 * any later version.
 *
 * This library is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
 * details.
 */

package com.liferay.portal.kernel.jndi;

import com.liferay.portal.kernel.log.Log;
import com.liferay.portal.kernel.log.LogFactoryUtil;
import com.liferay.portal.kernel.util.StringUtil;

import javax.naming.Context;
import javax.naming.NamingException;

/**
 * @author Brian Wing Shun Chan
 * @author Sandeep Soni
 */
public class JNDIUtil {

    public static Object lookup(Context context, String location) throws NamingException {

        return _lookup(context, location);
    }

    private static Object _lookup(Context context, String location) throws NamingException {

        if (_log.isDebugEnabled()) {
            _log.debug("Lookup " + location);
        }

        Object obj = null;

        try {
            obj = context.lookup(location);
        } catch (NamingException ne1) {

            // java:comp/env/ObjectName to ObjectName

            if (location.contains("java:comp/env/")) {
                try {
                    String newLocation = StringUtil.replace(location, "java:comp/env/", "");

                    if (_log.isDebugEnabled()) {
                        _log.debug(ne1.getMessage());
                        _log.debug("Attempt " + newLocation);
                    }

                    obj = context.lookup(newLocation);
                } catch (NamingException ne2) {

                    // java:comp/env/ObjectName to java:ObjectName

                    String newLocation = StringUtil.replace(location, "comp/env/", "");

                    if (_log.isDebugEnabled()) {
                        _log.debug(ne2.getMessage());
                        _log.debug("Attempt " + newLocation);
                    }

                    obj = context.lookup(newLocation);
                }
            } else if (location.contains("java:")) {

                // java:ObjectName to ObjectName

                try {
                    String newLocation = StringUtil.replace(location, "java:", "");

                    if (_log.isDebugEnabled()) {
                        _log.debug(ne1.getMessage());
                        _log.debug("Attempt " + newLocation);
                    }

                    obj = context.lookup(newLocation);
                } catch (NamingException ne2) {

                    // java:ObjectName to java:comp/env/ObjectName

                    String newLocation = StringUtil.replace(location, "java:", "java:comp/env/");

                    if (_log.isDebugEnabled()) {
                        _log.debug(ne2.getMessage());
                        _log.debug("Attempt " + newLocation);
                    }

                    obj = context.lookup(newLocation);
                }
            } else if (!location.contains("java:")) {

                // ObjectName to java:ObjectName

                try {
                    String newLocation = "java:" + location;

                    if (_log.isDebugEnabled()) {
                        _log.debug(ne1.getMessage());
                        _log.debug("Attempt " + newLocation);
                    }

                    obj = context.lookup(newLocation);
                } catch (NamingException ne2) {

                    // ObjectName to java:comp/env/ObjectName

                    String newLocation = "java:comp/env/" + location;

                    if (_log.isDebugEnabled()) {
                        _log.debug(ne2.getMessage());
                        _log.debug("Attempt " + newLocation);
                    }

                    obj = context.lookup(newLocation);
                }
            } else {
                throw new NamingException();
            }
        }

        return obj;
    }

    private static final Log _log = LogFactoryUtil.getLog(JNDIUtil.class);

}