]> git.argeo.org Git - gpl/argeo-slc.git/blobdiff - eclipse/plugins/org.argeo.slc.client.ui/src/main/java/org/argeo/slc/client/ui/views/JcrExecutionModulesView.java
Update license header
[gpl/argeo-slc.git] / eclipse / plugins / org.argeo.slc.client.ui / src / main / java / org / argeo / slc / client / ui / views / JcrExecutionModulesView.java
index 210ac342872271793ea2c21f7ba927b1f53c4efc..5b10af6e042937188771012dc9205b11328547fc 100644 (file)
@@ -1,40 +1,45 @@
 package org.argeo.slc.client.ui.views;
 
-import java.io.ByteArrayOutputStream;
-import java.io.IOException;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Comparator;
+import java.util.Iterator;
 import java.util.List;
-import java.util.Properties;
-import java.util.UUID;
+import java.util.SortedSet;
+import java.util.TreeSet;
 
 import javax.jcr.Node;
 import javax.jcr.NodeIterator;
+import javax.jcr.Property;
 import javax.jcr.RepositoryException;
 import javax.jcr.Session;
+import javax.jcr.nodetype.NodeType;
 import javax.jcr.observation.Event;
-import javax.jcr.observation.EventIterator;
-import javax.jcr.observation.EventListener;
+import javax.jcr.query.Query;
+import javax.jcr.query.QueryManager;
 
-import org.apache.commons.io.IOUtils;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.argeo.ArgeoException;
+import org.argeo.eclipse.ui.jcr.AsyncUiEventListener;
 import org.argeo.eclipse.ui.jcr.DefaultNodeLabelProvider;
-import org.argeo.eclipse.ui.jcr.NodesWrapper;
+import org.argeo.eclipse.ui.jcr.NodeElementComparer;
 import org.argeo.eclipse.ui.jcr.SimpleNodeContentProvider;
-import org.argeo.eclipse.ui.jcr.WrappedNode;
+import org.argeo.eclipse.ui.specific.EclipseUiSpecificUtils;
+import org.argeo.slc.BasicNameVersion;
+import org.argeo.slc.NameVersion;
 import org.argeo.slc.SlcException;
-import org.argeo.slc.client.ui.ClientUiPlugin;
-import org.argeo.slc.client.ui.controllers.ProcessController;
-import org.argeo.slc.client.ui.providers.ExecutionModulesContentProvider;
-import org.argeo.slc.client.ui.providers.ExecutionModulesContentProvider.FlowNode;
+import org.argeo.slc.client.ui.SlcImages;
+import org.argeo.slc.client.ui.editors.ProcessEditor;
+import org.argeo.slc.client.ui.editors.ProcessEditorInput;
+import org.argeo.slc.execution.ExecutionModulesManager;
 import org.argeo.slc.jcr.SlcJcrConstants;
 import org.argeo.slc.jcr.SlcNames;
 import org.argeo.slc.jcr.SlcTypes;
-import org.argeo.slc.process.RealizedFlow;
-import org.argeo.slc.process.SlcExecution;
+import org.eclipse.core.runtime.IProgressMonitor;
+import org.eclipse.core.runtime.IStatus;
+import org.eclipse.core.runtime.Status;
+import org.eclipse.core.runtime.jobs.Job;
 import org.eclipse.jface.viewers.DoubleClickEvent;
 import org.eclipse.jface.viewers.IDoubleClickListener;
 import org.eclipse.jface.viewers.IStructuredSelection;
@@ -42,14 +47,18 @@ import org.eclipse.jface.viewers.ITableLabelProvider;
 import org.eclipse.jface.viewers.TreeViewer;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.dnd.DND;
+import org.eclipse.swt.dnd.DragSourceAdapter;
 import org.eclipse.swt.dnd.DragSourceEvent;
-import org.eclipse.swt.dnd.DragSourceListener;
 import org.eclipse.swt.dnd.TextTransfer;
 import org.eclipse.swt.dnd.Transfer;
 import org.eclipse.swt.graphics.Image;
 import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Display;
+import org.eclipse.ui.IWorkbenchPage;
+import org.eclipse.ui.PlatformUI;
 import org.eclipse.ui.part.ViewPart;
 
+/** JCR based view of the execution modules. */
 public class JcrExecutionModulesView extends ViewPart implements SlcTypes,
                SlcNames {
        private final static Log log = LogFactory
@@ -61,30 +70,37 @@ public class JcrExecutionModulesView extends ViewPart implements SlcTypes,
 
        private Session session;
 
-       private ProcessController processController;
+       private ExecutionModulesManager modulesManager;
 
        public void createPartControl(Composite parent) {
                viewer = new TreeViewer(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL);
+               EclipseUiSpecificUtils.enableToolTipSupport(viewer);
 
                ViewContentProvider contentProvider = new ViewContentProvider(session);
-
                viewer.setContentProvider(contentProvider);
-               viewer.setLabelProvider(new ViewLabelProvider());
+               viewer.setComparer(new NodeElementComparer());
+               final ViewLabelProvider viewLabelProvider = new ViewLabelProvider();
+               viewer.setLabelProvider(viewLabelProvider);
                viewer.setInput(getViewSite());
                viewer.addDoubleClickListener(new ViewDoubleClickListener());
-               int operations = DND.DROP_COPY | DND.DROP_MOVE;
+               getViewSite().setSelectionProvider(viewer);
+
                Transfer[] tt = new Transfer[] { TextTransfer.getInstance() };
+               // Transfer[] tt = new Transfer[] { EditorInputTransfer.getInstance() };
+               int operations = DND.DROP_COPY | DND.DROP_MOVE;
                viewer.addDragSupport(operations, tt, new ViewDragListener());
 
                try {
+                       String[] nodeTypes = { SlcTypes.SLC_AGENT,
+                                       SlcTypes.SLC_AGENT_FACTORY, SlcTypes.SLC_EXECUTION_MODULE };
                        session.getWorkspace()
                                        .getObservationManager()
                                        .addEventListener(
-                                                       new VmAgentObserver(),
+                                                       new VmAgentObserver(viewer.getTree().getDisplay()),
                                                        Event.NODE_ADDED | Event.NODE_REMOVED
                                                                        | Event.NODE_MOVED,
                                                        SlcJcrConstants.VM_AGENT_FACTORY_PATH, true, null,
-                                                       null, false);
+                                                       nodeTypes, false);
                } catch (RepositoryException e) {
                        throw new SlcException("Cannot add observer", e);
                }
@@ -109,17 +125,19 @@ public class JcrExecutionModulesView extends ViewPart implements SlcTypes,
                                        new String[] { SlcJcrConstants.VM_AGENT_FACTORY_PATH });
                }
 
-               @Override
-               protected Object[] getChildren(Node node) throws RepositoryException {
-                       if (node.isNodeType(SlcTypes.SLC_AGENT_PROXY)) {
-                               List<AgentNodesWrapper> wrappers = new ArrayList<AgentNodesWrapper>();
-                               for (NodeIterator nit = node.getNodes(); nit.hasNext();) {
-                                       wrappers.add(new AgentNodesWrapper(nit.nextNode()));
-                               }
-                               return wrappers.toArray();
-                       }
-                       return super.getChildren(node);
-               }
+               // @Override
+               // protected Object[] getChildren(Node node) throws RepositoryException
+               // {
+               // if (node.isNodeType(SlcTypes.SLC_AGENT_FACTORY)) {
+               // List<AgentNodesWrapper> wrappers = new
+               // ArrayList<AgentNodesWrapper>();
+               // for (NodeIterator nit = node.getNodes(); nit.hasNext();) {
+               // wrappers.add(new AgentNodesWrapper(nit.nextNode()));
+               // }
+               // return wrappers.toArray();
+               // }
+               // return super.getChildren(node);
+               // }
 
                @Override
                protected Object[] sort(Object parent, Object[] children) {
@@ -128,6 +146,36 @@ public class JcrExecutionModulesView extends ViewPart implements SlcTypes,
                        Arrays.sort(sorted, new ViewComparator());
                        return sorted;
                }
+
+               @Override
+               protected List<Node> filterChildren(List<Node> children)
+                               throws RepositoryException {
+                       for (Iterator<Node> it = children.iterator(); it.hasNext();) {
+                               Node node = it.next();
+                               // execution spec definitions
+                               if (node.getName().equals(SLC_EXECUTION_SPECS))
+                                       it.remove();
+                               // flow values
+                               else if (node.getParent().isNodeType(
+                                               SlcTypes.SLC_EXECUTION_FLOW))
+                                       it.remove();
+                       }
+                       return super.filterChildren(children);
+               }
+
+               @Override
+               public boolean hasChildren(Object element) {
+                       if (element instanceof Node) {
+                               Node node = (Node) element;
+                               try {
+                                       if (node.isNodeType(SlcTypes.SLC_EXECUTION_FLOW))
+                                               return false;
+                               } catch (RepositoryException e) {
+                                       throw new SlcException("Cannot check has children", e);
+                               }
+                       }
+                       return super.hasChildren(element);
+               }
        }
 
        static class ViewComparator implements Comparator<Object> {
@@ -137,6 +185,12 @@ public class JcrExecutionModulesView extends ViewPart implements SlcTypes,
                                if (o1 instanceof Node && o2 instanceof Node) {
                                        Node node1 = (Node) o1;
                                        Node node2 = (Node) o2;
+
+                                       if (node1.getName().equals(SLC_EXECUTION_SPECS))
+                                               return -100;
+                                       if (node2.getName().equals(SLC_EXECUTION_SPECS))
+                                               return 100;
+
                                        if (node1.isNodeType(SLC_EXECUTION_FLOW)
                                                        && node2.isNodeType(SLC_EXECUTION_FLOW)) {
                                                return node1.getName().compareTo(node2.getName());
@@ -160,39 +214,113 @@ public class JcrExecutionModulesView extends ViewPart implements SlcTypes,
 
        }
 
-       /** Wraps the execution modules of an agent. */
-       static class AgentNodesWrapper extends NodesWrapper {
-
-               public AgentNodesWrapper(Node node) {
-                       super(node);
+       // /** Wraps the execution modules of an agent. */
+       // static class AgentNodesWrapper extends NodesWrapper {
+       //
+       // public AgentNodesWrapper(Node node) {
+       // super(node);
+       // }
+       //
+       // protected List<WrappedNode> getWrappedNodes()
+       // throws RepositoryException {
+       // List<WrappedNode> children = new ArrayList<WrappedNode>();
+       // Node executionModules = getNode();
+       // for (NodeIterator nit = executionModules.getNodes(); nit.hasNext();) {
+       // for (NodeIterator nitVersions = nit.nextNode().getNodes(); nitVersions
+       // .hasNext();) {
+       // children.add(new WrappedNode(this, nitVersions.nextNode()));
+       // }
+       // }
+       // return children;
+       // }
+       //
+       // }
+
+       class VmAgentObserver extends AsyncUiEventListener {
+
+               public VmAgentObserver(Display display) {
+                       super(display);
                }
 
-               protected List<WrappedNode> getWrappedNodes()
-                               throws RepositoryException {
-                       List<WrappedNode> children = new ArrayList<WrappedNode>();
-                       Node executionModules = getNode().getNode(
-                                       SlcNames.SLC_EXECUTION_MODULES);
-                       for (NodeIterator nit = executionModules.getNodes(); nit.hasNext();) {
-                               for (NodeIterator nitVersions = nit.nextNode().getNodes(); nitVersions
-                                               .hasNext();) {
-                                       children.add(new WrappedNode(this, nitVersions.nextNode()));
+               protected void onEventInUiThread(List<Event> events) {
+                       for (Event event : events) {
+                               try {
+                                       String path = event.getPath();
+
+                                       if (session.itemExists(path)) {
+                                               Node parentNode = session.getNode(path);// .getParent();
+                                               if (log.isTraceEnabled())
+                                                       log.trace("Refresh " + parentNode + " after event "
+                                                                       + event);
+                                               viewer.refresh(parentNode);
+                                       }
+                               } catch (RepositoryException e) {
+                                       log.warn("Cannot process event " + event + ": " + e);
                                }
                        }
-                       return children;
-               }
-
-       }
-
-       class VmAgentObserver implements EventListener {
 
-               public void onEvent(EventIterator events) {
+                       // try {
+                       // Node vmAgentNode = session
+                       // .getNode(SlcJcrConstants.VM_AGENT_FACTORY_PATH);
+                       // viewer.refresh(vmAgentNode);
+                       // } catch (RepositoryException e) {
+                       // log.warn("Cannot process event : " + e);
+                       // }
+                       // TODO: optimize based on event
                        viewer.refresh();
                }
-
        }
 
        class ViewLabelProvider extends DefaultNodeLabelProvider implements
                        ITableLabelProvider {
+
+               @Override
+               protected String getText(Node node) throws RepositoryException {
+                       if (node.isNodeType(NodeType.MIX_TITLE)
+                                       && node.hasProperty(Property.JCR_TITLE))
+                               return node.getProperty(Property.JCR_TITLE).getString();
+                       else if (node.getName().equals(SLC_EXECUTION_SPECS))
+                               return "Execution Specifications";
+                       else if (node.getPath().equals(
+                                       SlcJcrConstants.VM_AGENT_FACTORY_PATH))
+                               return "Internal Agents";
+                       return super.getText(node);
+               }
+
+               @Override
+               public Image getImage(Node node) throws RepositoryException {
+                       // we try to optimize a bit by putting deeper nodes first
+                       if (node.getParent().isNodeType(
+                                       SlcTypes.SLC_EXECUTION_SPEC_ATTRIBUTE))
+                               return SlcImages.CHOICES;
+                       else if (node.isNodeType(SlcTypes.SLC_EXECUTION_SPEC_ATTRIBUTE))
+                               return SlcImages.EXECUTION_SPEC_ATTRIBUTE;
+                       else if (node.isNodeType(SlcTypes.SLC_EXECUTION_SPEC))
+                               return SlcImages.EXECUTION_SPEC;
+                       else if (node.getName().equals(SLC_EXECUTION_SPECS))
+                               return SlcImages.EXECUTION_SPECS;
+                       else if (node.isNodeType(SlcTypes.SLC_EXECUTION_FLOW))
+                               return SlcImages.FLOW;
+                       else if (node.isNodeType(SlcTypes.SLC_MODULE)) {
+                               if (node.getProperty(SLC_STARTED).getBoolean())
+                                       return SlcImages.MODULE;
+                               else
+                                       return SlcImages.MODULE_STOPPED;
+                       } else if (node.isNodeType(SlcTypes.SLC_AGENT))
+                               return SlcImages.AGENT;
+                       else if (node.isNodeType(SlcTypes.SLC_AGENT_FACTORY))
+                               return SlcImages.AGENT_FACTORY;
+                       else
+                               return SlcImages.FOLDER;
+               }
+
+               public String getToolTipText(Node node) throws RepositoryException {
+                       if (node.isNodeType(NodeType.MIX_TITLE)
+                                       && node.hasProperty(Property.JCR_DESCRIPTION))
+                               return node.getProperty(Property.JCR_DESCRIPTION).getString();
+                       return super.getToolTipText(node);
+               }
+
                public String getColumnText(Object obj, int index) {
                        return getText(obj);
                }
@@ -201,125 +329,123 @@ public class JcrExecutionModulesView extends ViewPart implements SlcTypes,
                        return getImage(obj);
                }
 
-               public Image getImage(Node node) throws RepositoryException {
-                       if (node.getParent().isNodeType(SlcTypes.SLC_AGENT_PROXY))
-                               return ClientUiPlugin.getDefault().getImageRegistry()
-                                               .get("agent");
-                       else if (node.isNodeType(SlcTypes.SLC_MODULE))
-                               return ClientUiPlugin.getDefault().getImageRegistry()
-                                               .get("executionModule");
-                       else if (node.isNodeType(SlcTypes.SLC_EXECUTION_FLOW))
-                               return ClientUiPlugin.getDefault().getImageRegistry()
-                                               .get("flow");
-                       else
-                               return ClientUiPlugin.getDefault().getImageRegistry()
-                                               .get("folder");
-               }
        }
 
        class ViewDoubleClickListener implements IDoubleClickListener {
                public void doubleClick(DoubleClickEvent evt) {
                        Object obj = ((IStructuredSelection) evt.getSelection())
                                        .getFirstElement();
-                       if (obj instanceof ExecutionModulesContentProvider.FlowNode) {
-                               ExecutionModulesContentProvider.FlowNode fn = (ExecutionModulesContentProvider.FlowNode) obj;
-
-                               List<RealizedFlow> realizedFlows = new ArrayList<RealizedFlow>();
-                               RealizedFlow realizedFlow = new RealizedFlow();
-                               realizedFlow.setModuleName(fn.getExecutionModuleNode()
-                                               .getDescriptor().getName());
-                               realizedFlow.setModuleVersion(fn.getExecutionModuleNode()
-                                               .getDescriptor().getVersion());
-                               realizedFlow.setFlowDescriptor(fn.getExecutionModuleNode()
-                                               .getFlowDescriptors().get(fn.getFlowName()));
-                               realizedFlows.add(realizedFlow);
-
-                               SlcExecution slcExecution = new SlcExecution();
-                               slcExecution.setUuid(UUID.randomUUID().toString());
-                               slcExecution.setRealizedFlows(realizedFlows);
-                               slcExecution.setHost(fn.getExecutionModuleNode().getAgentNode()
-                                               .getAgent().toString());
-                               processController.execute(fn.getExecutionModuleNode()
-                                               .getAgentNode().getAgent(), slcExecution);
+                       try {
+                               if (obj instanceof Node) {
+                                       Node node = (Node) obj;
+                                       if (node.isNodeType(SLC_EXECUTION_MODULE)) {
+                                               String name = node.getProperty(SLC_NAME).getString();
+                                               String version = node.getProperty(SLC_VERSION)
+                                                               .getString();
+                                               final NameVersion nameVersion = new BasicNameVersion(
+                                                               name, version);
+                                               Boolean started = node.getProperty(SLC_STARTED)
+                                                               .getBoolean();
+
+                                               Job job;
+                                               if (started) {
+                                                       job = new Job("Stop " + nameVersion) {
+                                                               protected IStatus run(IProgressMonitor monitor) {
+                                                                       monitor.beginTask("Stop " + nameVersion, 1);
+                                                                       modulesManager.stop(nameVersion);
+                                                                       monitor.worked(1);
+                                                                       return Status.OK_STATUS;
+                                                               }
+                                                       };
+                                               } else {
+                                                       job = new Job("Start " + nameVersion) {
+                                                               protected IStatus run(IProgressMonitor monitor) {
+                                                                       monitor.beginTask("Start " + nameVersion, 1);
+                                                                       modulesManager.start(nameVersion);
+                                                                       monitor.worked(1);
+                                                                       return Status.OK_STATUS;
+                                                               }
+                                                       };
+                                               }
+                                               job.setUser(true);
+                                               job.schedule();
+                                       } else {
+                                               String path = node.getPath();
+                                               // TODO factorize with editor
+                                               QueryManager qm = node.getSession().getWorkspace()
+                                                               .getQueryManager();
+                                               String statement = "SELECT * FROM ["
+                                                               + SlcTypes.SLC_EXECUTION_FLOW
+                                                               + "] WHERE ISDESCENDANTNODE(['" + path
+                                                               + "']) OR ISSAMENODE(['" + path + "'])";
+                                               // log.debug(statement);
+                                               Query query = qm.createQuery(statement, Query.JCR_SQL2);
+
+                                               // order paths
+                                               SortedSet<String> paths = new TreeSet<String>();
+                                               for (NodeIterator nit = query.execute().getNodes(); nit
+                                                               .hasNext();) {
+                                                       paths.add(nit.nextNode().getPath());
+                                               }
+
+                                               // List<String> paths = new ArrayList<String>();
+                                               // paths.add(node.getPath());
+                                               IWorkbenchPage activePage = PlatformUI.getWorkbench()
+                                                               .getActiveWorkbenchWindow().getActivePage();
+                                               activePage.openEditor(new ProcessEditorInput(
+                                                               new ArrayList<String>(paths), true),
+                                                               ProcessEditor.ID);
+                                       }
+                               }
+                       } catch (Exception e) {
+                               throw new SlcException("Cannot open " + obj, e);
                        }
                }
 
        }
 
-       class ViewDragListener implements DragSourceListener {
-
-               public void dragStart(DragSourceEvent event) {
-                       System.out.println("Start Drag");
-               }
-
+       class ViewDragListener extends DragSourceAdapter {
                public void dragSetData(DragSourceEvent event) {
-
-                       // System.out.println("dragSetData: " + event);
-
                        IStructuredSelection selection = (IStructuredSelection) viewer
                                        .getSelection();
-                       if (selection.getFirstElement() instanceof ExecutionModulesContentProvider.FlowNode) {
+                       if (selection.getFirstElement() instanceof Node) {
+                               Node node = (Node) selection.getFirstElement();
+                               // try {
+                               // if (node.isNodeType(SLC_EXECUTION_FLOW)) {
+                               // if (EditorInputTransfer.getInstance().isSupportedType(
+                               // event.dataType)) {
+                               // ProcessEditorInput pei = new ProcessEditorInput(
+                               // node.getPath());
+                               // EditorInputData eid = EditorInputTransfer
+                               // .createEditorInputData(ProcessEditor.ID,
+                               // pei);
+                               // event.data = new EditorInputTransfer.EditorInputData[] { eid
+                               // };
+                               //
+                               // }
+                               // }
+                               // } catch (RepositoryException e1) {
+                               // throw new SlcException("Cannot drag " + node, e1);
+                               // }
 
                                if (TextTransfer.getInstance().isSupportedType(event.dataType)) {
-                                       ExecutionModulesContentProvider.FlowNode flowNode = (ExecutionModulesContentProvider.FlowNode) selection
-                                                       .getFirstElement();
-
-                                       Properties props = new Properties();
-                                       flowNodeAsProperties(props, flowNode);
-                                       props.setProperty("agentId", flowNode
-                                                       .getExecutionModuleNode().getAgentNode().getAgent()
-                                                       .getAgentUuid());
-                                       props.setProperty("host", flowNode.getExecutionModuleNode()
-                                                       .getAgentNode().getAgent().toString());
-
-                                       ByteArrayOutputStream out = new ByteArrayOutputStream();
                                        try {
-                                               props.store(out, "");
-                                               event.data = new String(out.toByteArray());
-                                       } catch (IOException e) {
-                                               throw new SlcException(
-                                                               "Cannot transform realized flow", e);
-                                       } finally {
-                                               IOUtils.closeQuietly(out);
+                                               event.data = node.getPath();
+                                       } catch (RepositoryException e1) {
+                                               // TODO Auto-generated catch block
+                                               e1.printStackTrace();
                                        }
                                }
                        }
                }
-
-               public void dragFinished(DragSourceEvent event) {
-                       System.out.println("Finished Drag");
-               }
-
-               protected void flowNodeAsProperties(Properties props, FlowNode fn) {
-
-                       RealizedFlow realizedFlow = new RealizedFlow();
-                       realizedFlow.setModuleName(fn.getExecutionModuleNode()
-                                       .getDescriptor().getName());
-                       realizedFlow.setModuleVersion(fn.getExecutionModuleNode()
-                                       .getDescriptor().getVersion());
-                       realizedFlow.setFlowDescriptor(fn.getExecutionFlowDescriptor());
-
-                       // As we want to have the effective ExecutionSpec and not a
-                       // reference; we store it at the RealizeFlow level : thus the
-                       // marshaller will store the object and not only a reference.
-                       realizedFlow.setExecutionSpec(fn.getExecutionFlowDescriptor()
-                                       .getExecutionSpec());
-
-                       // props.setProperty("RealizedFlowAsXml",
-                       // oxmBean.marshal(realizedFlow));
-                       // System.out
-                       // .println(oxmBean.marshal(fn.getExecutionFlowDescriptor()));
-
-               }
-
-       }
-
-       public void setProcessController(ProcessController processController) {
-               this.processController = processController;
        }
 
        public void setSession(Session session) {
                this.session = session;
        }
 
+       public void setModulesManager(ExecutionModulesManager modulesManager) {
+               this.modulesManager = modulesManager;
+       }
+
 }
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