/*

 * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.

 *

 * This code 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 General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

package javax.naming.spi;

import com.sun.jndi.dns.DnsContext;

import java.util.Hashtable;

import javax.naming.Context;

import javax.naming.NamingException;

import javax.naming.directory.Attribute;

import javax.naming.directory.Attributes;

import javax.naming.directory.BasicAttribute;

import javax.naming.directory.BasicAttributes;

/**

 * A fake javax.naming.spi.NamingManager. It allows reading a DNS

 * record without contacting a real server.

 *

 * See DNS.java and dns.sh.

 */

public class NamingManager {

    NamingManager() {}

    public static Context getURLContext(

            String scheme, Hashtable<?,?> environment)

            throws NamingException {

        return new DnsContext("", null, new Hashtable<String,String>()) {

            public Attributes getAttributes(String name, String[] attrIds)

                    throws NamingException {

                return new BasicAttributes() {

                    public Attribute get(String attrID) {

                        BasicAttribute ba  = new BasicAttribute(attrID);

                        ba.add("1 1 99 b.com.");

                        ba.add("0 0 88 a.com.");    // 2nd has higher priority

                        return ba;

                    }

                };

            }

        };

    }

}