package org.argeo.slc.jcr.execution;
+import java.util.HashMap;
+import java.util.Map;
+
import javax.jcr.Node;
import javax.jcr.NodeIterator;
import javax.jcr.Property;
import javax.jcr.RepositoryException;
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.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.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 {
- public JcrProcessThread(ExecutionModulesManager executionModulesManager,
+ public JcrProcessThread(ThreadGroup processesThreadGroup,
+ ExecutionModulesManager executionModulesManager,
JcrExecutionProcess process) {
- super(executionModulesManager, process);
+ super(processesThreadGroup, executionModulesManager, process);
}
@Override
- protected void process() {
+ protected void process() throws InterruptedException {
try {
- Node realizedFlowNode = getNode().getNode(SLC_FLOW);
+ Node rootRealizedFlowNode = getNode().getNode(SLC_FLOW);
// we just manage one level for the time being
- NodeIterator nit = realizedFlowNode.getNodes(SLC_FLOW);
+ NodeIterator nit = rootRealizedFlowNode.getNodes(SLC_FLOW);
while (nit.hasNext()) {
- process(nit.nextNode());
+ 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;
+ }
}
} catch (RepositoryException e) {
throw new ArgeoException("Cannot process " + getNode(), e);
}
}
- protected void process(Node realizedFlowNode) throws RepositoryException {
+ /** 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();
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,
- null, null);
+ 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);
}
}
projects / gpl / argeo-slc.git / blobdiff