001 // SECTION-START[License Header]
002 /*
003 * Copyright (c) 2009 The JOMC Project
004 * Copyright (c) 2005 Christian Schulte <cs@jomc.org>
005 * All rights reserved.
006 *
007 * Redistribution and use in source and binary forms, with or without
008 * modification, are permitted provided that the following conditions
009 * are met:
010 *
011 * o Redistributions of source code must retain the above copyright
012 * notice, this list of conditions and the following disclaimer.
013 *
014 * o Redistributions in binary form must reproduce the above copyright
015 * notice, this list of conditions and the following disclaimer in
016 * the documentation and/or other materials provided with the
017 * distribution.
018 *
019 * THIS SOFTWARE IS PROVIDED BY THE JOMC PROJECT AND CONTRIBUTORS "AS IS"
020 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
021 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
022 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE JOMC PROJECT OR
023 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
024 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
025 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
026 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
027 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
028 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
029 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
030 *
031 * $Id$
032 *
033 */
034 // SECTION-END
035 package org.jomc.ri;
036
037 import java.util.Map;
038 import org.jomc.spi.Scope;
039
040 // SECTION-START[Documentation]
041 /**
042 * Default {@code Scope} implementation.
043 *
044 * @author <a href="mailto:cs@jomc.org">Christian Schulte</a> 1.0
045 * @version $Id$
046 */
047 // SECTION-END
048 // SECTION-START[Annotations]
049 @javax.annotation.Generated( value = "org.jomc.tools.JavaSources",
050 comments = "See http://jomc.sourceforge.net/jomc/1.0-alpha-4/jomc-tools" )
051 // SECTION-END
052 public class DefaultScope implements Scope
053 {
054 // SECTION-START[DefaultScope]
055
056 /** Objects of the scope. */
057 private Map<String, Object> objects;
058
059 /**
060 * Creates a new {@code DefaultScope} instance taking a map backing the scope.
061 *
062 * @param map The map backing the scope or {@code null}.
063 */
064 public DefaultScope( final Map<String, Object> map )
065 {
066 this.objects = map;
067 }
068
069 public Map<String, Object> getObjects()
070 {
071 return this.objects;
072 }
073
074 public Object getObject( final String instance )
075 {
076 if ( this.getObjects() != null )
077 {
078 return this.getObjects().get( instance );
079 }
080
081 return null;
082 }
083
084 public Object putObject( final String instance, final Object object )
085 {
086 if ( this.getObjects() != null )
087 {
088 return this.getObjects().put( instance, object );
089 }
090
091 return null;
092 }
093
094 public Object removeObject( final String instance )
095 {
096 if ( this.getObjects() != null )
097 {
098 return this.getObjects().remove( instance );
099 }
100
101 return null;
102 }
103
104 // SECTION-END
105 // SECTION-START[Constructors]
106
107 /** Creates a new {@code DefaultScope} instance. */
108 @javax.annotation.Generated( value = "org.jomc.tools.JavaSources",
109 comments = "See http://jomc.sourceforge.net/jomc/1.0-alpha-4/jomc-tools" )
110 public DefaultScope()
111 {
112 // SECTION-START[Default Constructor]
113 super();
114 // SECTION-END
115 }
116 // SECTION-END
117 // SECTION-START[Dependencies]
118 // SECTION-END
119 // SECTION-START[Properties]
120 // SECTION-END
121 // SECTION-START[Messages]
122 // SECTION-END
123 }