plugins/org.argeo.slc.client.ui/src/main/java/org/argeo/slc/client/ui/commands/UpdateModule.java

   1 /*
   2  * Copyright (C) 2007-2012 Argeo GmbH
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *         http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 package org.argeo.slc.client.ui.commands;
  17
  18 import java.util.HashMap;
  19 import java.util.Iterator;
  20 import java.util.Map;
  21
  22 import javax.jcr.Node;
  23
  24 import org.apache.commons.logging.Log;
  25 import org.apache.commons.logging.LogFactory;
  26 import org.argeo.slc.BasicNameVersion;
  27 import org.argeo.slc.NameVersion;
  28 import org.argeo.slc.SlcException;
  29 import org.argeo.slc.deploy.ModulesManager;
  30 import org.argeo.slc.jcr.SlcNames;
  31 import org.argeo.slc.jcr.SlcTypes;
  32 import org.eclipse.core.commands.AbstractHandler;
  33 import org.eclipse.core.commands.ExecutionEvent;
  34 import org.eclipse.core.commands.ExecutionException;
  35 import org.eclipse.core.runtime.IProgressMonitor;
  36 import org.eclipse.core.runtime.IStatus;
  37 import org.eclipse.core.runtime.Status;
  38 import org.eclipse.core.runtime.jobs.Job;
  39 import org.eclipse.jface.viewers.ISelection;
  40 import org.eclipse.jface.viewers.IStructuredSelection;
  41 import org.eclipse.ui.handlers.HandlerUtil;
  42
  43 /** Deletes one or many results */
  44 public class UpdateModule extends AbstractHandler {
  45         private final static Log log = LogFactory.getLog(UpdateModule.class);
  46
  47         private ModulesManager modulesManager;
  48
  49         public Object execute(ExecutionEvent event) throws ExecutionException {
  50                 final ISelection selection = HandlerUtil
  51                                 .getActiveWorkbenchWindow(event).getActivePage().getSelection();
  52                 if (selection != null && selection instanceof IStructuredSelection) {
  53                         UpdateJob job = new UpdateJob(selection);
  54                         job.setUser(true);
  55                         job.schedule();
  56                 }
  57                 return null;
  58         }
  59
  60         private class UpdateJob extends Job {
  61                 private final IStructuredSelection selection;
  62
  63                 public UpdateJob(ISelection selection) {
  64                         super("Update modules");
  65                         this.selection = ((IStructuredSelection) selection);
  66                 }
  67
  68                 @Override
  69                 protected IStatus run(IProgressMonitor monitor) {
  70                         Iterator<?> it = selection.iterator();
  71                         Object obj = null;
  72                         try {
  73                                 Map<String, Node> nodes = new HashMap<String, Node>();
  74                                 nodes: while (it.hasNext()) {
  75                                         obj = it.next();
  76                                         if (obj instanceof Node) {
  77                                                 Node node = (Node) obj;
  78                                                 Node executionModuleNode = null;
  79                                                 while (executionModuleNode == null) {
  80                                                         if (node.isNodeType(SlcTypes.SLC_EXECUTION_MODULE)) {
  81                                                                 executionModuleNode = node;
  82                                                         }
  83                                                         node = node.getParent();
  84                                                         if (node.getPath().equals("/"))// root
  85                                                                 continue nodes;
  86                                                 }
  87
  88                                                 if (!nodes.containsKey(executionModuleNode.getPath()))
  89                                                         nodes.put(executionModuleNode.getPath(),
  90                                                                         executionModuleNode);
  91                                         }
  92                                 }
  93
  94                                 monitor.beginTask("Update modules", nodes.size());
  95                                 for (Node executionModuleNode : nodes.values()) {
  96                                         monitor.subTask("Update " + executionModuleNode.getName());
  97                                         NameVersion nameVersion = new BasicNameVersion(
  98                                                         executionModuleNode.getProperty(SlcNames.SLC_NAME)
  99                                                                         .getString(), executionModuleNode
 100                                                                         .getProperty(SlcNames.SLC_VERSION)
 101                                                                         .getString());
 102                                         modulesManager.upgrade(nameVersion);
 103                                         monitor.worked(1);
 104                                         log.info("Module " + nameVersion + " updated");
 105                                         if (monitor.isCanceled())
 106                                                 return Status.CANCEL_STATUS;
 107                                 }
 108                                 return Status.OK_STATUS;
 109                         } catch (Exception e) {
 110                                 throw new SlcException("Cannot update module " + obj, e);
 111                                 // return Status.CANCEL_STATUS;
 112                         }
 113                 }
 114
 115                 @Override
 116                 protected void canceling() {
 117                         getThread().interrupt();
 118                         super.canceling();
 119                 }
 120
 121         }
 122
 123         public void setModulesManager(ModulesManager modulesManager) {
 124                 this.modulesManager = modulesManager;
 125         }
 126
 127 }