+/*
+ * Copyright (C) 2007-2012 Argeo GmbH
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
package org.argeo.slc.execution;
+import java.util.List;
+
/**
* A process is the functional representation of a combination of executions.
* While an execution is the actual java code running, a process exists before,
* during and after the execution actually took place, providing an entry point
* for the definition of executions, their monitoring (e.g. logging) and
- * tracking. A process can be distributed or parallelized.
+ * tracking. A process can be distributed or parallelized. <br/>
+ * NEW => INITIALIZED => SCHEDULED => RUNNING<br/>
+ * RUNNING => {COMPLETED | ERROR | KILLED}<br/>
+ * {COMPLETED | ERROR | KILLED} => PURGED<br/>
+ * UNKOWN : this is a bug if this status occurs<br/>
*/
public interface ExecutionProcess {
/** The process is not yet usable. */
- public final static String UNINITIALIZED = "UNINITIALIZED";
+ public final static String NEW = "NEW";
/** The process is usable but not yet scheduled to run. */
public final static String INITIALIZED = "INITIALIZED";
/** The process is usable and scheduled to run, but not yet running. */
public final static String COMPLETED = "COMPLETED";
/** The process failed because of an unexpected error. */
public final static String ERROR = "ERROR";
+ /** The process was killed explicitly or through a crash. */
+ public final static String KILLED = "KILLED";
+ /** The status cannot be retrieved (probably because of unexpected errors). */
+ public final static String UNKOWN = "UNKOWN";
+
/**
* Only a reference to the process has been kept, all monitoring data such
* as logs have been purged.
/** Sets the current status of this process */
public void setStatus(String status);
+
+ public void addSteps(List<ExecutionStep> steps);
+
+ public List<RealizedFlow> getRealizedFlows();
}