/*

 * Copyright (c) 1999, 2011, 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.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * 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,

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 *

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package com.sun.jndi.toolkit.dir;

import javax.naming.*;

import javax.naming.directory.*;

/**

  * A class for searching DirContexts

  *

  * @author Jon Ruiz

  */

public class DirSearch {

   public static NamingEnumeration<SearchResult> search(DirContext ctx,

       Attributes matchingAttributes,

       String[] attributesToReturn) throws NamingException {

        SearchControls cons = new SearchControls(

            SearchControls.ONELEVEL_SCOPE,

            0, 0, attributesToReturn,

            false, false);

        return new LazySearchEnumerationImpl(

            new ContextEnumerator(ctx, SearchControls.ONELEVEL_SCOPE),

            new ContainmentFilter(matchingAttributes),

            cons);

    }

    public static NamingEnumeration<SearchResult> search(DirContext ctx,

        String filter, SearchControls cons) throws NamingException {

        if (cons == null)

            cons = new SearchControls();

        return new LazySearchEnumerationImpl(

            new ContextEnumerator(ctx, cons.getSearchScope()),

            new SearchFilter(filter),

            cons);

    }

    public static NamingEnumeration<SearchResult> search(DirContext ctx,

        String filterExpr, Object[] filterArgs, SearchControls cons)

        throws NamingException {

        String strfilter = SearchFilter.format(filterExpr, filterArgs);

        return search(ctx, strfilter, cons);

    }

}