plugins/org.argeo.slc.client.ui.dist/src/main/java/org/argeo/slc/client/ui/dist/commands/RunInOsgi.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.dist.commands;
  17
  18 import java.io.File;
  19 import java.io.FileOutputStream;
  20 import java.io.FileWriter;
  21 import java.io.InputStream;
  22 import java.io.OutputStream;
  23 import java.io.Writer;
  24 import java.util.ArrayList;
  25 import java.util.List;
  26
  27 import javax.jcr.Node;
  28 import javax.jcr.NodeIterator;
  29 import javax.jcr.Property;
  30 import javax.jcr.Repository;
  31 import javax.jcr.RepositoryException;
  32 import javax.jcr.Session;
  33 import javax.jcr.query.QueryManager;
  34 import javax.jcr.query.QueryResult;
  35 import javax.jcr.query.qom.Ordering;
  36 import javax.jcr.query.qom.QueryObjectModel;
  37 import javax.jcr.query.qom.QueryObjectModelFactory;
  38 import javax.jcr.query.qom.Selector;
  39
  40 import org.apache.commons.io.FileUtils;
  41 import org.apache.commons.io.IOUtils;
  42 import org.apache.commons.logging.Log;
  43 import org.apache.commons.logging.LogFactory;
  44 import org.argeo.jcr.JcrUtils;
  45 import org.argeo.slc.jcr.SlcNames;
  46 import org.argeo.slc.jcr.SlcTypes;
  47 import org.eclipse.core.commands.AbstractHandler;
  48 import org.eclipse.core.commands.ExecutionEvent;
  49 import org.eclipse.core.commands.ExecutionException;
  50
  51 /** <b>UNDER DEVELOPMENT</b>. Download and prepare an OSGi runtime*/
  52 public class RunInOsgi extends AbstractHandler implements SlcNames {
  53         private final static Log log = LogFactory.getLog(RunInOsgi.class);
  54
  55         private Repository repository;
  56         private String workspace;
  57
  58         public Object execute(ExecutionEvent event) throws ExecutionException {
  59                 File targetDirectory = new File(
  60                                 "/home/mbaudier/dev/work/120517-ArgeoTP/" + workspace);
  61
  62                 InputStream jarStream = null;
  63                 OutputStream out = null;
  64                 Writer writer = null;
  65                 Session session = null;
  66                 try {
  67                         FileUtils.deleteDirectory(targetDirectory);
  68                         targetDirectory.mkdirs();
  69
  70                         session = repository.login(workspace);
  71                         NodeIterator bundles = listBundleArtifacts(session);
  72
  73                         List<File> files = new ArrayList<File>();
  74                         bundles: while (bundles.hasNext()) {
  75                                 Node bundleNode = bundles.nextNode();
  76                                 String symbolicName = JcrUtils.get(bundleNode,
  77                                                 SLC_SYMBOLIC_NAME);
  78
  79                                 // skip sources
  80                                 if (symbolicName.endsWith(".source"))
  81                                         continue bundles;
  82                                 // skip eclipse
  83                                 if (symbolicName.startsWith("org.eclipse")
  84                                                 && !symbolicName.equals("org.eclipse.osgi"))
  85                                         continue bundles;
  86                                 if (symbolicName.equals("org.polymap.openlayers.rap.widget"))
  87                                         continue bundles;
  88
  89                                 File targetFile = new File(targetDirectory,
  90                                                 bundleNode.getName());
  91                                 out = new FileOutputStream(targetFile);
  92                                 jarStream = bundleNode.getNode(Node.JCR_CONTENT)
  93                                                 .getProperty(Property.JCR_DATA).getBinary().getStream();
  94                                 IOUtils.copy(jarStream, out);
  95                                 if (!symbolicName.equals("org.eclipse.osgi"))
  96                                         files.add(targetFile);
  97                                 if (log.isDebugEnabled())
  98                                         log.debug("Copied " + targetFile.getName());
  99
 100                                 IOUtils.closeQuietly(out);
 101                                 IOUtils.closeQuietly(jarStream);
 102                         }
 103
 104                         StringBuffer osgiBundles = new StringBuffer("osgi.bundles=");
 105                         for (int i = 0; i < files.size(); i++) {
 106                                 if (i != 0)
 107                                         osgiBundles.append(',');
 108                                 osgiBundles.append(files.get(i).getName());
 109                         }
 110
 111                         File confDir = new File(targetDirectory, "configuration");
 112                         confDir.mkdirs();
 113                         File confIni = new File(confDir, "config.ini");
 114                         writer = new FileWriter(confIni);
 115                         writer.write(osgiBundles.toString());
 116                         IOUtils.closeQuietly(writer);
 117                 } catch (Exception e) {
 118                         // TODO Auto-generated catch block
 119                         e.printStackTrace();
 120                 } finally {
 121                         IOUtils.closeQuietly(jarStream);
 122                         IOUtils.closeQuietly(out);
 123                         IOUtils.closeQuietly(writer);
 124                         JcrUtils.logoutQuietly(session);
 125                 }
 126
 127                 return null;
 128         }
 129
 130         static NodeIterator listBundleArtifacts(Session session)
 131                         throws RepositoryException {
 132                 QueryManager queryManager = session.getWorkspace().getQueryManager();
 133                 QueryObjectModelFactory factory = queryManager.getQOMFactory();
 134
 135                 final String bundleArtifactsSelector = "bundleArtifacts";
 136                 Selector source = factory.selector(SlcTypes.SLC_BUNDLE_ARTIFACT,
 137                                 bundleArtifactsSelector);
 138
 139                 Ordering order = factory.ascending(factory.propertyValue(
 140                                 bundleArtifactsSelector, SlcNames.SLC_SYMBOLIC_NAME));
 141                 Ordering[] orderings = { order };
 142
 143                 QueryObjectModel query = factory.createQuery(source, null, orderings,
 144                                 null);
 145
 146                 QueryResult result = query.execute();
 147                 return result.getNodes();
 148         }
 149
 150         public void setRepository(Repository repository) {
 151                 this.repository = repository;
 152         }
 153
 154         public void setWorkspace(String workspace) {
 155                 this.workspace = workspace;
 156         }
 157
 158 }