001    /**
002     *   GRANITE DATA SERVICES
003     *   Copyright (C) 2006-2013 GRANITE DATA SERVICES S.A.S.
004     *
005     *   This file is part of the Granite Data Services Platform.
006     *
007     *   Granite Data Services is free software; you can redistribute it and/or
008     *   modify it under the terms of the GNU Lesser General Public
009     *   License as published by the Free Software Foundation; either
010     *   version 2.1 of the License, or (at your option) any later version.
011     *
012     *   Granite Data Services is distributed in the hope that it will be useful,
013     *   but WITHOUT ANY WARRANTY; without even the implied warranty of
014     *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser
015     *   General Public License for more details.
016     *
017     *   You should have received a copy of the GNU Lesser General Public
018     *   License along with this library; if not, write to the Free Software
019     *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
020     *   USA, or see <http://www.gnu.org/licenses/>.
021     */
022    package org.granite.tide.invocation;
023    
024    import java.io.Serializable;
025    
026    
027    /**
028     * @author William DRAI
029     */
030    public class ContextUpdate implements Serializable {
031    
032        private static final long serialVersionUID = 1L;
033        
034        
035        private String componentName;
036        private String componentClassName;
037        private String expression;
038        private Object value;
039        private int scope;
040        private boolean restrict;
041        
042        
043        public ContextUpdate() {
044        }
045        
046        public ContextUpdate(String componentName, String expression, Object value, int scope, boolean restrict) {
047            this.componentName = componentName;
048            this.expression = expression;
049            this.value = value;
050            this.scope = scope;
051            this.restrict = restrict;
052        }
053    
054        public String getComponentName() {
055            return componentName;
056        }
057        public void setComponentName(String componentName) {
058            this.componentName = componentName;
059        }
060        
061        public String getComponentClassName() {
062            return componentClassName;
063        }
064        public void setComponentClassName(String componentClassName) {
065            this.componentClassName = componentClassName;
066        }
067        
068        private Class<?> componentClass;
069        
070        public Class<?> getComponentClass() {
071            if (componentClassName == null)
072                    return null;
073            
074            if (componentClass == null) {
075                    try {
076                            componentClass = Thread.currentThread().getContextClassLoader().loadClass(componentClassName);
077                    }
078                    catch (Exception e) {
079                            throw new RuntimeException("Component class not found", e);
080                    }
081            }
082            return componentClass;      
083        }
084        
085        public String getExpression() {
086            return expression;
087        }
088        public void setExpression(String expression) {
089            this.expression = expression;
090        }
091    
092        public Object getValue() {
093            return value;
094        }
095        public void setValue(Object value) {
096            this.value = value;
097        }
098        
099        public int getScope() {
100            return scope;
101        }
102        public void setScope(int scope) {
103            this.scope = scope;
104        }
105        
106        public boolean getRestrict() {
107            return restrict;
108        }
109        public void setRestrict(boolean restrict) {
110            this.restrict = restrict;
111        }
112    
113        
114        @Override
115        public String toString() {
116            return componentName 
117                    + (componentClassName != null ? "(" + componentClassName + ")" : "") 
118                    + (expression != null ? "." + expression : "")
119                    + (scope == 1 ? " (SESSION)" : (scope == 2 ? " (CONVERSATION)" : "")) 
120                    + (restrict ? " (restricted)" :"");
121        }
122    }