execution/ExecutionModulesManager.java

   1 /*
   2  * Copyright (C) 2010 Mathieu Baudier <mbaudier@argeo.org>
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *         http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 package org.argeo.slc.execution;
  18
  19 import java.util.List;
  20
  21 import org.argeo.slc.deploy.ModulesManager;
  22 import org.argeo.slc.process.RealizedFlow;
  23 import org.argeo.slc.process.SlcExecution;
  24 import org.argeo.slc.process.SlcExecutionStep;
  25
  26 /** Provides access to the execution modules */
  27 public interface ExecutionModulesManager extends ModulesManager {
  28         /** @return a full fledged module descriptor. */
  29         public ExecutionModuleDescriptor getExecutionModuleDescriptor(
  30                         String moduleName, String version);
  31
  32         /**
  33          * @return a list of minimal execution module descriptors (only the module
  34          *         meta data, not the flows)
  35          */
  36         public List<ExecutionModuleDescriptor> listExecutionModules();
  37
  38         /** Asynchronously prepares and executes an {@link SlcExecution} */
  39         public void process(SlcExecution slcExecution);
  40
  41         /** The thread group to which all process threads will belong. */
  42         public ThreadGroup getProcessesThreadGroup();
  43
  44         /** Synchronously finds and executes an {@link ExecutionFlow}. */
  45         public void execute(RealizedFlow realizedFlow);
  46
  47         /** Notify of a status update status of the {@link SlcExecution} */
  48         public void dispatchUpdateStatus(SlcExecution slcExecution,
  49                         String oldStatus, String newStatus);
  50
  51         /** Notify that a step was added in an {@link SlcExecution} */
  52         public void dispatchAddStep(SlcExecution slcExecution, SlcExecutionStep step);
  53 }