/* * Copyright (c) 1999, 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 com.sun.jndi.toolkit.ctx; import javax.naming.*;import javax.naming.directory.*; import javax.naming.spi.ResolveResult; /* Direct subclasses of ComponentDirContext must provide implementations for * the abstract c_ DirContext methods, and override the c_ Context methods * (which are no longer abstract because they have been overriden by * AtomicContext, the direct superclass of PartialDSCompositeContext). * * If the subclass is supports implicit nns, it must override all the * c_*_nns methods corresponding to those in DirContext and Context. * See ComponentContext for details. * * @author Rosanna Lee */ public abstract class ComponentDirContext extends PartialCompositeDirContext {     protected ComponentDirContext () {        _contextType = _COMPONENT;    } // ------ Abstract methods whose implementations are provided by subclass     /* Equivalent to methods in DirContext */    protected abstract Attributes c_getAttributes(Name name,                                                 String[] attrIds,                                                 Continuation cont)        throws NamingException;     protected abstract void c_modifyAttributes(Name name, int mod_op,                                            Attributes attrs,                                            Continuation cont)            throws NamingException;     protected abstract void c_modifyAttributes(Name name,                                            ModificationItem[] mods,                                            Continuation cont)        throws NamingException;     protected abstract void c_bind(Name name, Object obj,                                   Attributes attrs,                                   Continuation cont)        throws NamingException;     protected abstract void c_rebind(Name name, Object obj,                                     Attributes attrs,                                     Continuation cont)        throws NamingException;     protected abstract DirContext c_createSubcontext(Name name,                                                    Attributes attrs,                                                    Continuation cont)        throws NamingException;     protected abstract NamingEnumeration c_search(Name name,                                               Attributes matchingAttributes,                                               String[] attributesToReturn,                                               Continuation cont)        throws NamingException;     protected abstract NamingEnumeration c_search(Name name,                                               String filter,                                               SearchControls cons,                                               Continuation cont)        throws NamingException;     protected abstract NamingEnumeration c_search(Name name,                                                  String filterExpr,                                                  Object[] filterArgs,                                                  SearchControls cons,                                                  Continuation cont)        throws NamingException;     protected abstract DirContext c_getSchema(Name name, Continuation cont)        throws NamingException;     protected abstract DirContext c_getSchemaClassDefinition(Name name,                                                            Continuation cont)        throws NamingException; // ------- default implementations of c_*_nns methods from DirContext     // The following methods are called when the DirContext methods    // are invoked with a name that has a trailing slash.    // For naming systems that support implicit nns,    // the trailing slash signifies the implicit nns.    // For such naming systems, override these c_*_nns methods.    //    // For naming systems that support junctions (explicit nns),    // the trailing slash is meaningless because a junction does not    // have an implicit nns.  The default implementation here    // throws a NameNotFoundException for such names.    // If a context wants to accept a trailing slash as having    // the same meaning as the same name without a trailing slash,    // then it should override these c_*_nns methods.     // See ComponentContext for details.     protected Attributes c_getAttributes_nns(Name name,                                            String[] attrIds,                                            Continuation cont)        throws NamingException {            c_processJunction_nns(name, cont);            return null;        }     protected void c_modifyAttributes_nns(Name name,                                       int mod_op,                                       Attributes attrs,                                       Continuation cont)        throws NamingException {            c_processJunction_nns(name, cont);        }     protected void c_modifyAttributes_nns(Name name,                                       ModificationItem[] mods,                                       Continuation cont)        throws NamingException {            c_processJunction_nns(name, cont);        }     protected void c_bind_nns(Name name,                              Object obj,                              Attributes attrs,                              Continuation cont)        throws NamingException  {            c_processJunction_nns(name, cont);        }     protected void c_rebind_nns(Name name,                                Object obj,                                Attributes attrs,                                Continuation cont)        throws NamingException  {            c_processJunction_nns(name, cont);        }     protected DirContext c_createSubcontext_nns(Name name,                                               Attributes attrs,                                               Continuation cont)        throws NamingException  {            c_processJunction_nns(name, cont);            return null;        }     protected NamingEnumeration c_search_nns(Name name,                                          Attributes matchingAttributes,                                          String[] attributesToReturn,                                          Continuation cont)        throws NamingException {            c_processJunction_nns(name, cont);            return null;        }     protected NamingEnumeration c_search_nns(Name name,                                          String filter,                                          SearchControls cons,                                          Continuation cont)        throws NamingException  {            c_processJunction_nns(name, cont);            return null;        }     protected NamingEnumeration c_search_nns(Name name,                                             String filterExpr,                                             Object[] filterArgs,                                             SearchControls cons,                                             Continuation cont)        throws NamingException  {            c_processJunction_nns(name, cont);            return null;        }     protected DirContext c_getSchema_nns(Name name, Continuation cont)        throws NamingException {            c_processJunction_nns(name, cont);            return null;        }     protected DirContext c_getSchemaClassDefinition_nns(Name name, Continuation cont)        throws NamingException {            c_processJunction_nns(name, cont);            return null;        } // ------- implementations of p_ DirContext methods using corresponding// ------- DirContext c_ and c_*_nns methods     /* Implements for abstract methods declared in PartialCompositeDirContext */    protected Attributes p_getAttributes(Name name,                                        String[] attrIds,                                        Continuation cont)        throws NamingException  {        HeadTail res = p_resolveIntermediate(name, cont);        Attributes answer = null;        switch (res.getStatus()) {            case TERMINAL_NNS_COMPONENT:                answer = c_getAttributes_nns(res.getHead(), attrIds, cont);                break;             case TERMINAL_COMPONENT:                answer = c_getAttributes(res.getHead(), attrIds, cont);                break;             default:                /* USE_CONTINUATION */                /* cont already set or exception thrown */                break;            }        return answer;    }     protected void p_modifyAttributes(Name name, int mod_op,                                   Attributes attrs,                                   Continuation cont)        throws NamingException {        HeadTail res = p_resolveIntermediate(name, cont);        switch (res.getStatus()) {            case TERMINAL_NNS_COMPONENT:                c_modifyAttributes_nns(res.getHead(), mod_op, attrs, cont);                break;             case TERMINAL_COMPONENT:                c_modifyAttributes(res.getHead(), mod_op, attrs, cont);                break;             default:                /* USE_CONTINUATION */                /* cont already set or exception thrown */                break;            }    }    protected void p_modifyAttributes(Name name,                                   ModificationItem[] mods,                                   Continuation cont)        throws NamingException {        HeadTail res = p_resolveIntermediate(name, cont);        switch (res.getStatus()) {            case TERMINAL_NNS_COMPONENT:                c_modifyAttributes_nns(res.getHead(), mods, cont);                break;             case TERMINAL_COMPONENT:                c_modifyAttributes(res.getHead(), mods, cont);                break;             default:                /* USE_CONTINUATION */                /* cont already set or exception thrown */                break;            }    }     protected void p_bind(Name name,                          Object obj,                          Attributes attrs,                          Continuation cont)        throws NamingException {        HeadTail res = p_resolveIntermediate(name, cont);        switch (res.getStatus()) {            case TERMINAL_NNS_COMPONENT:                c_bind_nns(res.getHead(), obj, attrs, cont);                break;             case TERMINAL_COMPONENT:                c_bind(res.getHead(), obj, attrs, cont);                break;             default:                /* USE_CONTINUATION */                /* cont already set or exception thrown */                break;            }    }     protected void p_rebind(Name name, Object obj,                            Attributes attrs, Continuation cont)        throws NamingException {        HeadTail res = p_resolveIntermediate(name, cont);        switch (res.getStatus()) {            case TERMINAL_NNS_COMPONENT:                c_rebind_nns(res.getHead(), obj, attrs, cont);                break;             case TERMINAL_COMPONENT:                c_rebind(res.getHead(), obj, attrs, cont);                break;             default:                /* USE_CONTINUATION */                /* cont already set or exception thrown */                break;            }    }     protected DirContext p_createSubcontext(Name name,                                           Attributes attrs,                                           Continuation cont)        throws NamingException {        HeadTail res = p_resolveIntermediate(name, cont);        DirContext answer = null;        switch (res.getStatus()) {            case TERMINAL_NNS_COMPONENT:                answer = c_createSubcontext_nns(res.getHead(), attrs, cont);                break;             case TERMINAL_COMPONENT:                answer = c_createSubcontext(res.getHead(), attrs, cont);                break;             default:                /* USE_CONTINUATION */                /* cont already set or exception thrown */                break;            }        return answer;    }     protected NamingEnumeration p_search(Name name,                                      Attributes matchingAttributes,                                      String[] attributesToReturn,                                      Continuation cont)        throws NamingException {        HeadTail res = p_resolveIntermediate(name, cont);        NamingEnumeration answer = null;        switch (res.getStatus()) {            case TERMINAL_NNS_COMPONENT:                answer = c_search_nns(res.getHead(), matchingAttributes,                                      attributesToReturn, cont);                break;             case TERMINAL_COMPONENT:                answer = c_search(res.getHead(), matchingAttributes,                                  attributesToReturn, cont);                break;             default:                /* USE_CONTINUATION */                /* cont already set or exception thrown */                break;            }        return answer;    }     protected NamingEnumeration p_search(Name name,                                      String filter,                                      SearchControls cons, Continuation cont)        throws NamingException {        HeadTail res = p_resolveIntermediate(name, cont);        NamingEnumeration answer = null;        switch (res.getStatus()) {            case TERMINAL_NNS_COMPONENT:                answer = c_search_nns(res.getHead(), filter, cons, cont);                break;             case TERMINAL_COMPONENT:                answer = c_search(res.getHead(), filter, cons, cont);                break;             default:                /* USE_CONTINUATION */                /* cont already set or exception thrown */                break;            }        return answer;    }     protected NamingEnumeration p_search(Name name,                                         String filterExpr,                                         Object[] filterArgs,                                         SearchControls cons,                                         Continuation cont)            throws NamingException {        HeadTail res = p_resolveIntermediate(name, cont);        NamingEnumeration answer = null;        switch (res.getStatus()) {            case TERMINAL_NNS_COMPONENT:                answer = c_search_nns(res.getHead(),                                      filterExpr, filterArgs, cons, cont);                break;             case TERMINAL_COMPONENT:                answer = c_search(res.getHead(), filterExpr, filterArgs, cons, cont);                break;             default:                /* USE_CONTINUATION */                /* cont already set or exception thrown */                break;            }        return answer;    }     protected DirContext p_getSchema(Name name, Continuation cont)        throws NamingException  {            DirContext answer = null;            HeadTail res = p_resolveIntermediate(name, cont);            switch (res.getStatus()) {            case TERMINAL_NNS_COMPONENT:                answer = c_getSchema_nns(res.getHead(), cont);                break;             case TERMINAL_COMPONENT:                answer = c_getSchema(res.getHead(), cont);                break;             default:                /* USE_CONTINUATION */                /* cont already set or exception thrown */                break;            }            return answer;        }     protected DirContext p_getSchemaClassDefinition(Name name, Continuation cont)        throws NamingException  {            DirContext answer = null;            HeadTail res = p_resolveIntermediate(name, cont);            switch (res.getStatus()) {            case TERMINAL_NNS_COMPONENT:                answer = c_getSchemaClassDefinition_nns(res.getHead(), cont);                break;             case TERMINAL_COMPONENT:                answer = c_getSchemaClassDefinition(res.getHead(), cont);                break;             default:                /* USE_CONTINUATION */                /* cont already set or exception thrown */                break;            }            return answer;        }}