/*
- * Copyright (C) 2007-2012 Mathieu Baudier
+
+ * 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.
*/
package org.argeo.slc.jcr.execution;
-import java.util.HashMap;
-import java.util.Map;
+import java.util.List;
import javax.jcr.Node;
-import javax.jcr.NodeIterator;
-import javax.jcr.Property;
import javax.jcr.RepositoryException;
+import javax.jcr.Session;
import org.argeo.ArgeoException;
-import org.argeo.slc.SlcException;
-import org.argeo.slc.core.execution.DefaultExecutionSpec;
-import org.argeo.slc.core.execution.PrimitiveSpecAttribute;
-import org.argeo.slc.core.execution.PrimitiveUtils;
+import org.argeo.jcr.JcrUtils;
import org.argeo.slc.core.execution.ProcessThread;
-import org.argeo.slc.core.execution.RefSpecAttribute;
-import org.argeo.slc.execution.ExecutionFlowDescriptor;
import org.argeo.slc.execution.ExecutionModulesManager;
import org.argeo.slc.execution.ExecutionProcess;
-import org.argeo.slc.execution.ExecutionSpecAttribute;
-import org.argeo.slc.jcr.SlcJcrUtils;
+import org.argeo.slc.execution.RealizedFlow;
import org.argeo.slc.jcr.SlcNames;
-import org.argeo.slc.jcr.SlcTypes;
-import org.argeo.slc.process.RealizedFlow;
/** Where the actual execution takes place */
public class JcrProcessThread extends ProcessThread implements SlcNames {
super(processesThreadGroup, executionModulesManager, process);
}
+ /** Overridden in order to set progress status on realized flow nodes. */
@Override
protected void process() throws InterruptedException {
- try {
- Node rootRealizedFlowNode = getNode().getNode(SLC_FLOW);
- // we just manage one level for the time being
- NodeIterator nit = rootRealizedFlowNode.getNodes(SLC_FLOW);
- while (nit.hasNext()) {
- Node realizedFlowNode = nit.nextNode();
-
- // set status on realized flow
- realizedFlowNode.setProperty(SLC_STATUS,
- ExecutionProcess.RUNNING);
- realizedFlowNode.getSession().save();
- try {
- execute(realizedFlowNode);
-
- // set status on realized flow
- realizedFlowNode.setProperty(SLC_STATUS,
- ExecutionProcess.COMPLETED);
- realizedFlowNode.getSession().save();
- } catch (RepositoryException e) {
- throw e;
- } catch (InterruptedException e) {
- // set status on realized flow
- realizedFlowNode.setProperty(SLC_STATUS,
- ExecutionProcess.KILLED);
- realizedFlowNode.getSession().save();
- throw e;
- } catch (RuntimeException e) {
- // set status on realized flow
- realizedFlowNode.setProperty(SLC_STATUS,
- ExecutionProcess.ERROR);
- realizedFlowNode.getSession().save();
- throw e;
+ Session session = null;
+ if (getProcess() instanceof JcrExecutionProcess)
+ try {
+ session = ((JcrExecutionProcess) getProcess()).getRepository()
+ .login();
+
+ List<RealizedFlow> realizedFlows = getProcess()
+ .getRealizedFlows();
+ for (RealizedFlow realizedFlow : realizedFlows) {
+ Node realizedFlowNode = session
+ .getNode(((JcrRealizedFlow) realizedFlow).getPath());
+ setFlowStatus(realizedFlowNode, ExecutionProcess.RUNNING);
+
+ try {
+ //
+ // EXECUTE THE FLOW
+ //
+ execute(realizedFlow, true);
+
+ setFlowStatus(realizedFlowNode,
+ ExecutionProcess.COMPLETED);
+ } catch (RepositoryException e) {
+ throw e;
+ } catch (InterruptedException e) {
+ setFlowStatus(realizedFlowNode, ExecutionProcess.KILLED);
+ throw e;
+ } catch (RuntimeException e) {
+ setFlowStatus(realizedFlowNode, ExecutionProcess.ERROR);
+ throw e;
+ }
}
+ } catch (RepositoryException e) {
+ throw new ArgeoException("Cannot process "
+ + getJcrExecutionProcess().getNodePath(), e);
+ } finally {
+ JcrUtils.logoutQuietly(session);
}
- } catch (RepositoryException e) {
- throw new ArgeoException("Cannot process " + getNode(), e);
- }
+ else
+ super.process();
}
- /** Configure the realized flows */
- protected void execute(Node realizedFlowNode) throws RepositoryException,
- InterruptedException {
- if (realizedFlowNode.hasNode(SLC_ADDRESS)) {
- String flowPath = realizedFlowNode.getNode(SLC_ADDRESS)
- .getProperty(Property.JCR_PATH).getString();
- // TODO: convert to local path if remote
-
- Node flowNode = realizedFlowNode.getSession().getNode(flowPath);
- String flowName = flowNode.getProperty(SLC_NAME).getString();
-
- Node executionModuleNode = flowNode.getSession().getNode(
- SlcJcrUtils.modulePath(flowPath));
- String executionModuleName = executionModuleNode.getProperty(
- SLC_NAME).getString();
- String executionModuleVersion = executionModuleNode.getProperty(
- SLC_VERSION).getString();
-
- RealizedFlow realizedFlow = new RealizedFlow();
- realizedFlow.setModuleName(executionModuleName);
- realizedFlow.setModuleVersion(executionModuleVersion);
-
- // retrieve execution spec
- DefaultExecutionSpec executionSpec = new DefaultExecutionSpec();
- Map<String, ExecutionSpecAttribute> attrs = readExecutionSpecAttributes(realizedFlowNode);
- executionSpec.setAttributes(attrs);
-
- // set execution spec name
- if (flowNode.hasProperty(SlcNames.SLC_SPEC)) {
- Node executionSpecNode = flowNode.getProperty(SLC_SPEC)
- .getNode();
- executionSpec.setBeanName(executionSpecNode.getProperty(
- SLC_NAME).getString());
- }
-
- // explicitly retrieve values
- Map<String, Object> values = new HashMap<String, Object>();
- for (String attrName : attrs.keySet()) {
- ExecutionSpecAttribute attr = attrs.get(attrName);
- Object value = attr.getValue();
- values.put(attrName, value);
- }
-
- ExecutionFlowDescriptor efd = new ExecutionFlowDescriptor(flowName,
- values, executionSpec);
- realizedFlow.setFlowDescriptor(efd);
-
- //
- // EXECUTE THE FLOW
- //
- execute(realizedFlow, true);
- //
- }
- }
-
- protected Map<String, ExecutionSpecAttribute> readExecutionSpecAttributes(
- Node node) {
- try {
- Map<String, ExecutionSpecAttribute> attrs = new HashMap<String, ExecutionSpecAttribute>();
- for (NodeIterator nit = node.getNodes(); nit.hasNext();) {
- Node specAttrNode = nit.nextNode();
- if (specAttrNode
- .isNodeType(SlcTypes.SLC_PRIMITIVE_SPEC_ATTRIBUTE)) {
- String type = specAttrNode.getProperty(SLC_TYPE)
- .getString();
- Object value = null;
- if (specAttrNode.hasProperty(SLC_VALUE)) {
- String valueStr = specAttrNode.getProperty(SLC_VALUE)
- .getString();
- value = PrimitiveUtils.convert(type, valueStr);
- }
- PrimitiveSpecAttribute specAttr = new PrimitiveSpecAttribute(
- type, value);
- attrs.put(specAttrNode.getName(), specAttr);
- } else if (specAttrNode
- .isNodeType(SlcTypes.SLC_REF_SPEC_ATTRIBUTE)) {
- if (!specAttrNode.hasProperty(SLC_VALUE)) {
- continue;
- }
- Integer value = (int) specAttrNode.getProperty(SLC_VALUE)
- .getLong();
- RefSpecAttribute specAttr = new RefSpecAttribute();
- NodeIterator children = specAttrNode.getNodes();
- int index = 0;
- String id = null;
- while (children.hasNext()) {
- Node child = children.nextNode();
- if (index == value)
- id = child.getName();
- index++;
- }
- specAttr.setValue(id);
- attrs.put(specAttrNode.getName(), specAttr);
- }
- // throw new SlcException("Unsupported spec attribute "
- // + specAttrNode);
- }
- return attrs;
- } catch (RepositoryException e) {
- throw new SlcException("Cannot read spec attributes from " + node,
- e);
- }
+ protected void setFlowStatus(Node realizedFlowNode, String status)
+ throws RepositoryException {
+ realizedFlowNode.setProperty(SLC_STATUS, status);
+ realizedFlowNode.getSession().save();
}
- protected Node getNode() {
- return ((JcrExecutionProcess) getProcess()).getNode();
+ protected JcrExecutionProcess getJcrExecutionProcess() {
+ return (JcrExecutionProcess) getProcess();
}
}
projects / gpl / argeo-slc.git / blobdiff