001: /*
002: * Copyright (c) 1998-2008 Caucho Technology -- all rights reserved
003: *
004: * This file is part of Resin(R) Open Source
005: *
006: * Each copy or derived work must preserve the copyright notice and this
007: * notice unmodified.
008: *
009: * Resin Open Source is free software; you can redistribute it and/or modify
010: * it under the terms of the GNU General Public License as published by
011: * the Free Software Foundation; either version 2 of the License, or
012: * (at your option) any later version.
013: *
014: * Resin Open Source is distributed in the hope that it will be useful,
015: * but WITHOUT ANY WARRANTY; without even the implied warranty of
016: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
017: * of NON-INFRINGEMENT. See the GNU General Public License for more
018: * details.
019: *
020: * You should have received a copy of the GNU General Public License
021: * along with Resin Open Source; if not, write to the
022: *
023: * Free Software Foundation, Inc.
024: * 59 Temple Place, Suite 330
025: * Boston, MA 02111-1307 USA
026: *
027: * @author Scott Ferguson
028: */
029:
030: package com.caucho.naming;
031:
032: import javax.naming.NamingException;
033: import java.util.List;
034:
035: /**
036: * Abstract data model behind Resin's JNDI.
037: */
038: abstract public class AbstractModel {
039: protected AbstractModel create() {
040: throw new UnsupportedOperationException();
041: }
042:
043: /**
044: * This is a deep copy.
045: *
046: * @return a deep copy of the context
047: */
048: public AbstractModel copy() throws NamingException {
049: AbstractModel copy = create();
050:
051: List names = list();
052: for (int i = 0; i < names.size(); i++) {
053: String name = (String) names.get(i);
054: Object value = lookup(name);
055:
056: if (value instanceof AbstractModel)
057: copy.bind(name, ((AbstractModel) value).copy());
058: else
059: copy.bind(name, value);
060: }
061:
062: return copy;
063: }
064:
065: /**
066: * Returns the object from looking up a single link.
067: *
068: * @param name the name segment.
069: *
070: * @return the object stored in the map.
071: */
072: public Object lookup(String name) throws NamingException {
073: throw new UnsupportedOperationException();
074: }
075:
076: /**
077: * Binds an object as a child to the model.
078: */
079: public void bind(String name, Object obj) throws NamingException {
080: throw new UnsupportedOperationException(getClass().getName());
081: }
082:
083: /**
084: * Unbinds an object as a child to the model.
085: */
086: public void unbind(String name) throws NamingException {
087: throw new UnsupportedOperationException(getClass().getName());
088: }
089:
090: /**
091: * Creates a subcontext for the model.
092: */
093: public AbstractModel createSubcontext(String name)
094: throws NamingException {
095: throw new UnsupportedOperationException();
096: }
097:
098: /**
099: * Lists the child names.
100: */
101: public List list() throws NamingException {
102: throw new UnsupportedOperationException();
103: }
104: }
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