/* * Copyright (c) 1999, 2009, 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, * 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.directory; import java.util.Hashtable;import javax.naming.spi.NamingManager;import javax.naming.*; /** * This class is the starting context for performing * directory operations. The documentation in the class description * of InitialContext (including those for synchronization) apply here. * * * @author Rosanna Lee * @author Scott Seligman * * @see javax.naming.InitialContext * @since 1.3 */ public class InitialDirContext extends InitialContext implements DirContext {     /**     * Constructs an initial DirContext with the option of not     * initializing it.  This may be used by a constructor in     * a subclass when the value of the environment parameter     * is not yet known at the time the <tt>InitialDirContext</tt>     * constructor is called.  The subclass's constructor will     * call this constructor, compute the value of the environment,     * and then call <tt>init()</tt> before returning.     *     * @param lazy     *          true means do not initialize the initial DirContext; false     *          is equivalent to calling <tt>new InitialDirContext()</tt>     * @throws  NamingException if a naming exception is encountered     *     * @see InitialContext#init(Hashtable)     * @since 1.3     */    protected InitialDirContext(boolean lazy) throws NamingException {        super(lazy);    }     /**     * Constructs an initial DirContext.     * No environment properties are supplied.     * Equivalent to <tt>new InitialDirContext(null)</tt>.     *     * @throws  NamingException if a naming exception is encountered     *     * @see #InitialDirContext(Hashtable)     */    public InitialDirContext() throws NamingException {        super();    }     /**     * Constructs an initial DirContext using the supplied environment.     * Environment properties are discussed in the     * <tt>javax.naming.InitialContext</tt> class description.     *     * <p> This constructor will not modify <tt>environment</tt>     * or save a reference to it, but may save a clone.     * Caller should not modify mutable keys and values in     * <tt>environment</tt> after it has been passed to the constructor.     *     * @param environment     *          environment used to create the initial DirContext.     *          Null indicates an empty environment.     *     * @throws  NamingException if a naming exception is encountered     */    public InitialDirContext(Hashtable<?,?> environment)        throws NamingException    {        super(environment);    }     private DirContext getURLOrDefaultInitDirCtx(String name)            throws NamingException {        Context answer = getURLOrDefaultInitCtx(name);        if (!(answer instanceof DirContext)) {            if (answer == null) {                throw new NoInitialContextException();            } else {                throw new NotContextException(                    "Not an instance of DirContext");            }        }        return (DirContext)answer;    }     private DirContext getURLOrDefaultInitDirCtx(Name name)            throws NamingException {        Context answer = getURLOrDefaultInitCtx(name);        if (!(answer instanceof DirContext)) {            if (answer == null) {                throw new NoInitialContextException();            } else {                throw new NotContextException(                    "Not an instance of DirContext");            }        }        return (DirContext)answer;    } // DirContext methods// Most Javadoc is deferred to the DirContext interface.     public Attributes getAttributes(String name)            throws NamingException {        return getAttributes(name, null);    }     public Attributes getAttributes(String name, String[] attrIds)            throws NamingException {        return getURLOrDefaultInitDirCtx(name).getAttributes(name, attrIds);    }     public Attributes getAttributes(Name name)            throws NamingException {        return getAttributes(name, null);    }     public Attributes getAttributes(Name name, String[] attrIds)            throws NamingException {        return getURLOrDefaultInitDirCtx(name).getAttributes(name, attrIds);    }     public void modifyAttributes(String name, int mod_op, Attributes attrs)            throws NamingException {        getURLOrDefaultInitDirCtx(name).modifyAttributes(name, mod_op, attrs);    }     public void modifyAttributes(Name name, int mod_op, Attributes attrs)            throws NamingException  {        getURLOrDefaultInitDirCtx(name).modifyAttributes(name, mod_op, attrs);    }     public void modifyAttributes(String name, ModificationItem[] mods)            throws NamingException  {        getURLOrDefaultInitDirCtx(name).modifyAttributes(name, mods);    }     public void modifyAttributes(Name name, ModificationItem[] mods)            throws NamingException  {        getURLOrDefaultInitDirCtx(name).modifyAttributes(name, mods);    }     public void bind(String name, Object obj, Attributes attrs)            throws NamingException  {        getURLOrDefaultInitDirCtx(name).bind(name, obj, attrs);    }     public void bind(Name name, Object obj, Attributes attrs)            throws NamingException  {        getURLOrDefaultInitDirCtx(name).bind(name, obj, attrs);    }     public void rebind(String name, Object obj, Attributes attrs)            throws NamingException  {        getURLOrDefaultInitDirCtx(name).rebind(name, obj, attrs);    }     public void rebind(Name name, Object obj, Attributes attrs)            throws NamingException  {        getURLOrDefaultInitDirCtx(name).rebind(name, obj, attrs);    }     public DirContext createSubcontext(String name, Attributes attrs)            throws NamingException  {        return getURLOrDefaultInitDirCtx(name).createSubcontext(name, attrs);    }     public DirContext createSubcontext(Name name, Attributes attrs)            throws NamingException  {        return getURLOrDefaultInitDirCtx(name).createSubcontext(name, attrs);    }     public DirContext getSchema(String name) throws NamingException {        return getURLOrDefaultInitDirCtx(name).getSchema(name);    }     public DirContext getSchema(Name name) throws NamingException {        return getURLOrDefaultInitDirCtx(name).getSchema(name);    }     public DirContext getSchemaClassDefinition(String name)            throws NamingException {        return getURLOrDefaultInitDirCtx(name).getSchemaClassDefinition(name);    }     public DirContext getSchemaClassDefinition(Name name)            throws NamingException {        return getURLOrDefaultInitDirCtx(name).getSchemaClassDefinition(name);    } // -------------------- search operations     public NamingEnumeration<SearchResult>        search(String name, Attributes matchingAttributes)        throws NamingException    {        return getURLOrDefaultInitDirCtx(name).search(name, matchingAttributes);    }     public NamingEnumeration<SearchResult>        search(Name name, Attributes matchingAttributes)        throws NamingException    {        return getURLOrDefaultInitDirCtx(name).search(name, matchingAttributes);    }     public NamingEnumeration<SearchResult>        search(String name,               Attributes matchingAttributes,               String[] attributesToReturn)        throws NamingException    {        return getURLOrDefaultInitDirCtx(name).search(name,                                                      matchingAttributes,                                                      attributesToReturn);    }     public NamingEnumeration<SearchResult>        search(Name name,               Attributes matchingAttributes,               String[] attributesToReturn)        throws NamingException    {        return getURLOrDefaultInitDirCtx(name).search(name,                                            matchingAttributes,                                            attributesToReturn);    }     public NamingEnumeration<SearchResult>        search(String name,               String filter,               SearchControls cons)        throws NamingException    {        return getURLOrDefaultInitDirCtx(name).search(name, filter, cons);    }     public NamingEnumeration<SearchResult>        search(Name name,               String filter,               SearchControls cons)        throws NamingException    {        return getURLOrDefaultInitDirCtx(name).search(name, filter, cons);    }     public NamingEnumeration<SearchResult>        search(String name,               String filterExpr,               Object[] filterArgs,               SearchControls cons)        throws NamingException    {        return getURLOrDefaultInitDirCtx(name).search(name, filterExpr,                                                      filterArgs, cons);    }     public NamingEnumeration<SearchResult>        search(Name name,               String filterExpr,               Object[] filterArgs,               SearchControls cons)        throws NamingException    {        return getURLOrDefaultInitDirCtx(name).search(name, filterExpr,                                                      filterArgs, cons);    }}