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naming » javax » naming » directory » InitialDirContext.java
/*
 * Copyright 1999-2004 Sun Microsystems, Inc.  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.  Sun designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
 * CA 95054 USA or visit www.sun.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
 * @version 1.18 07/05/05
 *
 * @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.
     *
     * @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);
    }
}
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