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 */
022package org.granite.tide.invocation;
023
024import java.io.Serializable;
025
026
027/**
028 * @author William DRAI
029 */
030public 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}