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.seam21;
023    
024    import static org.jboss.seam.annotations.Install.FRAMEWORK;
025    
026    import java.lang.reflect.Method;
027    import java.util.ArrayList;
028    import java.util.HashMap;
029    import java.util.List;
030    import java.util.Map;
031    
032    import org.granite.tide.TideMessage;
033    import org.granite.tide.seam.AbstractSeamServiceContext;
034    import org.granite.util.Reflections;
035    import org.jboss.seam.ScopeType;
036    import org.jboss.seam.annotations.Install;
037    import org.jboss.seam.annotations.Name;
038    import org.jboss.seam.annotations.Scope;
039    import org.jboss.seam.annotations.intercept.BypassInterceptors;
040    import org.jboss.seam.international.StatusMessage;
041    import org.jboss.seam.international.StatusMessages;
042    
043    
044    /**
045     * @author William DRAI
046     */
047    @Scope(ScopeType.SESSION)
048    @Name("org.granite.tide.seam.serviceContext")
049    @Install(precedence=FRAMEWORK+1)
050    @BypassInterceptors
051    public class Seam21ServiceContext extends AbstractSeamServiceContext {
052        
053        private static final long serialVersionUID = 1L;
054    
055    
056        @Override
057        protected void initTideMessages() {
058            StatusMessages.instance();
059        }
060        
061        @Override
062        protected void clearTideMessages() {
063            StatusMessages statusMessages = StatusMessages.instance();
064            if (statusMessages instanceof TideStatusMessages)
065                ((TideStatusMessages)statusMessages).clear();
066            else {
067                    try {
068                            Reflections.invoke(statusMessages.getClass().getMethod("clear"), statusMessages);
069                    }
070                    catch (Exception e) {
071                            log.error("Could not clear list of TideMessages", e);
072                    }
073            }
074        }
075        
076        
077        /**
078         * Retrieve current messages
079         * 
080         * @return list of messages
081         */
082            @Override
083        protected org.granite.tide.TideStatusMessages getTideMessages() {
084            StatusMessages statusMessages = StatusMessages.instance();
085            if (statusMessages == null)
086                return org.granite.tide.TideStatusMessages.EMPTY_STATUS_MESSAGES;
087            
088            try {
089                // Execute and get the messages (once again reflection hack to use protected methods) 
090                Method m = StatusMessages.class.getDeclaredMethod("doRunTasks");
091                m.setAccessible(true);
092                m.invoke(statusMessages);
093                
094                Method m2 = StatusMessages.class.getDeclaredMethod("getMessages");
095                m2.setAccessible(true);
096                @SuppressWarnings("unchecked")
097                List<StatusMessage> messages = (List<StatusMessage>)m2.invoke(statusMessages);
098                List<TideMessage> tideMessages = new ArrayList<TideMessage>(messages.size());
099                
100                log.debug("Found Messages: %b", !messages.isEmpty());
101                for (StatusMessage msg : messages) {
102                    String severity = null;
103                    if (msg.getSeverity() == StatusMessage.Severity.INFO)
104                        severity = TideMessage.INFO;
105                    else if (msg.getSeverity() == StatusMessage.Severity.WARN)
106                        severity = TideMessage.WARNING;
107                    else if (msg.getSeverity() == StatusMessage.Severity.ERROR)
108                        severity = TideMessage.ERROR;
109                    else if (msg.getSeverity() == StatusMessage.Severity.FATAL)
110                        severity = TideMessage.FATAL;
111                    
112                    tideMessages.add(new TideMessage(severity, msg.getSummary(), msg.getDetail()));
113                }
114                
115                Method m3 = StatusMessages.class.getDeclaredMethod("getKeyedMessages");
116                m3.setAccessible(true);
117                @SuppressWarnings("unchecked")
118                Map<String, List<StatusMessage>> keyedMessages = (Map<String, List<StatusMessage>>)m3.invoke(statusMessages);
119                Map<String, List<TideMessage>> tideKeyedMessages = new HashMap<String, List<TideMessage>>(keyedMessages.size());
120                for (Map.Entry<String, List<StatusMessage>> me : keyedMessages.entrySet()) {
121                    List<TideMessage> tmsgs = new ArrayList<TideMessage>(me.getValue().size());
122                        for (StatusMessage msg : me.getValue()) {
123                            String severity = null;
124                            if (msg.getSeverity() == StatusMessage.Severity.INFO)
125                                severity = TideMessage.INFO;
126                            else if (msg.getSeverity() == StatusMessage.Severity.WARN)
127                                severity = TideMessage.WARNING;
128                            else if (msg.getSeverity() == StatusMessage.Severity.ERROR)
129                                severity = TideMessage.ERROR;
130                            else if (msg.getSeverity() == StatusMessage.Severity.FATAL)
131                                severity = TideMessage.FATAL;
132                            
133                            tmsgs.add(new TideMessage(severity, msg.getSummary(), msg.getDetail()));
134                        }
135                        tideKeyedMessages.put(me.getKey(), tmsgs);
136                }
137                
138                return new org.granite.tide.TideStatusMessages(tideMessages, tideKeyedMessages);
139            }
140            catch (Exception e) {
141                log.error("Could not get status messages", e);
142            }
143            
144            return org.granite.tide.TideStatusMessages.EMPTY_STATUS_MESSAGES;
145        }
146    }