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.cdi;
023
024 import java.util.ArrayList;
025 import java.util.List;
026
027 import org.granite.tide.invocation.ContextEvent;
028 import org.granite.tide.invocation.ContextUpdate;
029
030
031 /**
032 * @author William DRAI
033 */
034 public class TideInvocation {
035
036 private static ThreadLocal<TideInvocation> invocation = new ThreadLocal<TideInvocation>();
037
038 public static TideInvocation get() {
039 return invocation.get();
040 }
041
042 public static TideInvocation init() {
043 TideInvocation ti = new TideInvocation();
044 invocation.set(ti);
045 return ti;
046 }
047
048 public static void remove() {
049 invocation.remove();
050 }
051
052 private boolean locked = false;
053 private boolean enabled = false;
054 private boolean updated = false;
055 private boolean evaluated = false;
056 private final List<ContextUpdate> updates = new ArrayList<ContextUpdate>();
057 private final List<ContextUpdate> results = new ArrayList<ContextUpdate>();
058 private final List<ContextEvent> events = new ArrayList<ContextEvent>();
059
060
061 public List<ContextUpdate> getUpdates() {
062 return updates;
063 }
064
065 public List<ContextUpdate> getResults() {
066 return results;
067 }
068
069 public List<ContextEvent> getEvents() {
070 return events;
071 }
072
073 public void update(List<ContextUpdate> updates) {
074 this.enabled = true;
075 this.updated = false;
076 this.updates.clear();
077 if (updates != null)
078 this.updates.addAll(updates);
079 }
080 public void updated() {
081 this.updated = true;
082 this.updates.clear();
083 }
084 public boolean isUpdated() {
085 return this.updated;
086 }
087
088 public void evaluate() {
089 this.evaluated = false;
090 this.results.clear();
091 }
092 public void evaluated(List<ContextUpdate> results) {
093 this.evaluated = true;
094 // this.results.clear();
095 this.results.addAll(results);
096 this.updated = false;
097 this.updates.clear();
098 }
099 public boolean isEvaluated() {
100 return this.evaluated;
101 }
102
103 public void addEvent(ContextEvent event) {
104 events.add(event);
105 }
106
107 public void lock() {
108 this.locked = true;
109 }
110 public void unlock() {
111 this.locked = false;
112 }
113 public boolean isLocked() {
114 return this.locked;
115 }
116
117 public boolean isEnabled() {
118 return enabled;
119 }
120 }