Move SLC Core

[gpl/argeo-slc.git] / runtime / org.argeo.slc.core / src / main / java / org / argeo / slc / core / execution / ExecutionThread.java

diff --git a/runtime/org.argeo.slc.core/src/main/java/org/argeo/slc/core/execution/ExecutionThread.java b/runtime/org.argeo.slc.core/src/main/java/org/argeo/slc/core/execution/ExecutionThread.java
deleted file mode 100644 (file)
index 9289c7f..0000000
--- a/runtime/org.argeo.slc.core/src/main/java/org/argeo/slc/core/execution/ExecutionThread.java
+++ /dev/null
@@ -1,123 +0,0 @@
-/*
- * 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.core.execution;
-
-import java.util.ArrayList;
-import java.util.List;
-
-import org.apache.commons.logging.Log;
-import org.apache.commons.logging.LogFactory;
-import org.argeo.slc.SlcException;
-import org.argeo.slc.execution.ExecutionFlowDescriptor;
-import org.argeo.slc.execution.ExecutionModulesManager;
-import org.argeo.slc.execution.ExecutionStep;
-import org.argeo.slc.execution.RealizedFlow;
-import org.springframework.security.Authentication;
-import org.springframework.security.context.SecurityContextHolder;
-
-/** Thread of a single execution */
-public class ExecutionThread extends Thread {
-       public final static String SYSPROP_EXECUTION_AUTO_UPGRADE = "slc.execution.autoupgrade";
-       private final static Log log = LogFactory.getLog(ExecutionThread.class);
-
-       private ExecutionModulesManager executionModulesManager;
-       private final RealizedFlow realizedFlow;
-
-       private List<Runnable> destructionCallbacks = new ArrayList<Runnable>();
-
-       public ExecutionThread(ProcessThreadGroup processThreadGroup,
-                       ExecutionModulesManager executionModulesManager,
-                       RealizedFlow realizedFlow) {
-               super(processThreadGroup, "Flow "
-                               + realizedFlow.getFlowDescriptor().getName());
-               this.realizedFlow = realizedFlow;
-               this.executionModulesManager = executionModulesManager;
-       }
-
-       public void run() {
-               // authenticate thread
-               Authentication authentication = getProcessThreadGroup()
-                               .getAuthentication();
-               if (authentication == null)
-                       throw new SlcException("Can only execute authenticated threads");
-               SecurityContextHolder.getContext().setAuthentication(authentication);
-
-               // Retrieve execution flow descriptor
-               ExecutionFlowDescriptor executionFlowDescriptor = realizedFlow
-                               .getFlowDescriptor();
-               String flowName = executionFlowDescriptor.getName();
-
-               getProcessThreadGroup().dispatchAddStep(
-                               new ExecutionStep(realizedFlow.getModuleName(),
-                                               ExecutionStep.PHASE_START, "Flow " + flowName));
-
-               try {
-                       String autoUpgrade = System
-                                       .getProperty(SYSPROP_EXECUTION_AUTO_UPGRADE);
-                       if (autoUpgrade != null && autoUpgrade.equals("true"))
-                               executionModulesManager.upgrade(realizedFlow
-                                               .getModuleNameVersion());
-                       executionModulesManager.start(realizedFlow.getModuleNameVersion());
-                       //
-                       // START FLOW
-                       //
-                       executionModulesManager.execute(realizedFlow);
-                       // END FLOW
-               } catch (FlowConfigurationException e) {
-                       String msg = "Configuration problem with flow " + flowName + ":\n"
-                                       + e.getMessage();
-                       log.error(msg);
-                       getProcessThreadGroup().dispatchAddStep(
-                                       new ExecutionStep(realizedFlow.getModuleName(),
-                                                       ExecutionStep.ERROR, msg + " " + e.getMessage()));
-               } catch (Exception e) {
-                       // TODO: re-throw exception ?
-                       String msg = "Execution of flow " + flowName + " failed.";
-                       log.error(msg, e);
-                       getProcessThreadGroup().dispatchAddStep(
-                                       new ExecutionStep(realizedFlow.getModuleName(),
-                                                       ExecutionStep.ERROR, msg + " " + e.getMessage()));
-               } finally {
-                       getProcessThreadGroup().dispatchAddStep(
-                                       new ExecutionStep(realizedFlow.getModuleName(),
-                                                       ExecutionStep.PHASE_END, "Flow " + flowName));
-                       processDestructionCallbacks();
-               }
-       }
-
-       private synchronized void processDestructionCallbacks() {
-               for (int i = destructionCallbacks.size() - 1; i >= 0; i--) {
-                       try {
-                               destructionCallbacks.get(i).run();
-                       } catch (Exception e) {
-                               log.warn("Could not process destruction callback " + i
-                                               + " in thread " + getName(), e);
-                       }
-               }
-       }
-
-       /**
-        * Gather object destruction callback to be called in reverse order at the
-        * end of the thread
-        */
-       synchronized void registerDestructionCallback(String name, Runnable callback) {
-               destructionCallbacks.add(callback);
-       }
-
-       protected ProcessThreadGroup getProcessThreadGroup() {
-               return (ProcessThreadGroup) getThreadGroup();
-       }
-}
\ No newline at end of file