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   1 /**
   2  * Copyright (c) 2010-2022 Contributors to the openHAB project
   3  *
   4  * See the NOTICE file(s) distributed with this work for additional
   5  * information.
   6  *
   7  * This program and the accompanying materials are made available under the
   8  * terms of the Eclipse Public License 2.0 which is available at
   9  * http://www.eclipse.org/legal/epl-2.0
  10  *
  11  * SPDX-License-Identifier: EPL-2.0
  12  */
  13
  14 package org.openhab.automation.jsscripting.internal.threading;
  15
  16 import org.eclipse.jdt.annotation.NonNullByDefault;
  17 import org.openhab.core.automation.Rule;
  18 import org.openhab.core.automation.module.script.rulesupport.shared.ScriptedAutomationManager;
  19 import org.openhab.core.automation.module.script.rulesupport.shared.ScriptedHandler;
  20 import org.openhab.core.automation.module.script.rulesupport.shared.simple.SimpleActionHandler;
  21 import org.openhab.core.automation.module.script.rulesupport.shared.simple.SimpleConditionHandler;
  22 import org.openhab.core.automation.module.script.rulesupport.shared.simple.SimpleRule;
  23 import org.openhab.core.automation.module.script.rulesupport.shared.simple.SimpleTriggerHandler;
  24 import org.openhab.core.automation.type.ActionType;
  25 import org.openhab.core.automation.type.ConditionType;
  26 import org.openhab.core.automation.type.TriggerType;
  27
  28 /**
  29  * A replacement for {@link ScriptedAutomationManager} which wraps all rule registrations in a
  30  * {@link ThreadsafeSimpleRuleDelegate}. This means that all rules registered via this class with be run in serial per
  31  * instance of this class that they are registered with.
  32  *
  33  * @author Jonathan Gilbert - Initial contribution
  34  */
  35 @NonNullByDefault
  36 public class ThreadsafeWrappingScriptedAutomationManagerDelegate {
  37
  38     private ScriptedAutomationManager delegate;
  39     private Object lock = new Object();
  40
  41     public ThreadsafeWrappingScriptedAutomationManagerDelegate(ScriptedAutomationManager delegate) {
  42         this.delegate = delegate;
  43     }
  44
  45     public void removeModuleType(String UID) {
  46         delegate.removeModuleType(UID);
  47     }
  48
  49     public void removeHandler(String typeUID) {
  50         delegate.removeHandler(typeUID);
  51     }
  52
  53     public void removePrivateHandler(String privId) {
  54         delegate.removePrivateHandler(privId);
  55     }
  56
  57     public void removeAll() {
  58         delegate.removeAll();
  59     }
  60
  61     public Rule addRule(Rule element) {
  62         // wrap in a threadsafe version, safe per context
  63         if (element instanceof SimpleRule) {
  64             element = new ThreadsafeSimpleRuleDelegate(lock, (SimpleRule) element);
  65         }
  66
  67         return delegate.addRule(element);
  68     }
  69
  70     public void addConditionType(ConditionType condititonType) {
  71         delegate.addConditionType(condititonType);
  72     }
  73
  74     public void addConditionHandler(String uid, ScriptedHandler conditionHandler) {
  75         delegate.addConditionHandler(uid, conditionHandler);
  76     }
  77
  78     public String addPrivateConditionHandler(SimpleConditionHandler conditionHandler) {
  79         return delegate.addPrivateConditionHandler(conditionHandler);
  80     }
  81
  82     public void addActionType(ActionType actionType) {
  83         delegate.addActionType(actionType);
  84     }
  85
  86     public void addActionHandler(String uid, ScriptedHandler actionHandler) {
  87         delegate.addActionHandler(uid, actionHandler);
  88     }
  89
  90     public String addPrivateActionHandler(SimpleActionHandler actionHandler) {
  91         return delegate.addPrivateActionHandler(actionHandler);
  92     }
  93
  94     public void addTriggerType(TriggerType triggerType) {
  95         delegate.addTriggerType(triggerType);
  96     }
  97
  98     public void addTriggerHandler(String uid, ScriptedHandler triggerHandler) {
  99         delegate.addTriggerHandler(uid, triggerHandler);
 100     }
 101
 102     public String addPrivateTriggerHandler(SimpleTriggerHandler triggerHandler) {
 103         return delegate.addPrivateTriggerHandler(triggerHandler);
 104     }
 105 }