bundles/org.simantics.project/src/org/simantics/project/management/P2Util.java

   1 /*******************************************************************************\r
   2  * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
   3  * in Industry THTH ry.\r
   4  * All rights reserved. This program and the accompanying materials\r
   5  * are made available under the terms of the Eclipse Public License v1.0\r
   6  * which accompanies this distribution, and is available at\r
   7  * http://www.eclipse.org/legal/epl-v10.html\r
   8  *\r
   9  * Contributors:\r
  10  *     VTT Technical Research Centre of Finland - initial API and implementation\r
  11  *******************************************************************************/\r
  12 package org.simantics.project.management;\r
  13 \r
  14 import org.eclipse.core.runtime.IPath;\r
  15 import org.eclipse.core.runtime.Platform;\r
  16 import org.eclipse.equinox.internal.p2.core.DefaultAgentProvider;\r
  17 import org.eclipse.equinox.p2.core.IProvisioningAgent;\r
  18 import org.eclipse.equinox.p2.core.IProvisioningAgentProvider;\r
  19 import org.eclipse.equinox.p2.core.ProvisionException;\r
  20 import org.eclipse.equinox.p2.core.UIServices;\r
  21 import org.osgi.framework.BundleContext;\r
  22 import org.osgi.framework.ServiceReference;\r
  23 \r
  24 @SuppressWarnings("restriction")\r
  25 public class P2Util {\r
  26         \r
  27 //      private static void initializeServices() throws CoreException {\r
  28 //              BundleContext context = Activator.getContext();\r
  29 //              packageAdminRef = context.getServiceReference(PackageAdmin.class.getName());\r
  30 //              packageAdmin = (PackageAdmin) context.getService(packageAdminRef);\r
  31 //              ServiceReference agentProviderRef = context.getServiceReference(IProvisioningAgentProvider.SERVICE_NAME);\r
  32 //              IProvisioningAgentProvider provider = (IProvisioningAgentProvider) context.getService(agentProviderRef);\r
  33 //              URI p2DataArea;\r
  34 //              if (destination != null || sharedLocation != null) {\r
  35 //                      File dataAreaFile = sharedLocation == null ? new File(destination, "p2") : sharedLocation;//$NON-NLS-1$\r
  36 //                      p2DataArea = dataAreaFile.toURI();\r
  37 //              } else {\r
  38 //                      p2DataArea = null;\r
  39 //              }\r
  40 //              targetAgent = provider.createAgent(p2DataArea);\r
  41 //              targetAgent.registerService(IProvisioningAgent.INSTALLER_AGENT, provider.createAgent(null));\r
  42 //\r
  43 //              context.ungetService(agentProviderRef);\r
  44 //              if (profileId == null) {\r
  45 //                      if (destination != null) {\r
  46 //                              File configIni = new File(destination, "configuration/config.ini"); //$NON-NLS-1$\r
  47 //                              InputStream in = null;\r
  48 //                              try {\r
  49 //                                      Properties ciProps = new Properties();\r
  50 //                                      in = new BufferedInputStream(new FileInputStream(configIni));\r
  51 //                                      ciProps.load(in);\r
  52 //                                      profileId = ciProps.getProperty(PROP_P2_PROFILE);\r
  53 //                              } catch (IOException e) {\r
  54 //                                      // Ignore\r
  55 //                              } finally {\r
  56 //                                      if (in != null)\r
  57 //                                              try {\r
  58 //                                                      in.close();\r
  59 //                                              } catch (IOException e) {\r
  60 //                                                      // Ignore;\r
  61 //                                              }\r
  62 //                              }\r
  63 //                              if (profileId == null)\r
  64 //                                      profileId = destination.toString();\r
  65 //                      }\r
  66 //              }\r
  67 //              if (profileId != null)\r
  68 //                      targetAgent.registerService(PROP_P2_PROFILE, profileId);\r
  69 //              else\r
  70 //                      targetAgent.unregisterService(PROP_P2_PROFILE, null);\r
  71 //\r
  72 //              IDirector director = (IDirector) targetAgent.getService(IDirector.SERVICE_NAME);\r
  73 //              if (director == null)\r
  74 //                      throw new ProvisionException(Messages.Missing_director);\r
  75 //\r
  76 //              planner = (IPlanner) targetAgent.getService(IPlanner.SERVICE_NAME);\r
  77 //              if (planner == null)\r
  78 //                      throw new ProvisionException(Messages.Missing_planner);\r
  79 //\r
  80 //              engine = (IEngine) targetAgent.getService(IEngine.SERVICE_NAME);\r
  81 //              if (engine == null)\r
  82 //                      throw new ProvisionException(Messages.Missing_Engine);\r
  83 //\r
  84 //              targetAgent.registerService(UIServices.SERVICE_NAME, new AvoidTrustPromptService());\r
  85 //      }       \r
  86         public static BundleContext getBundleContext() {\r
  87                 return Platform.getBundle("org.simantics.project").getBundleContext();\r
  88         }\r
  89         \r
  90         public static IProvisioningAgentProvider getProvisioningAgentProvider() {\r
  91                 BundleContext context = getBundleContext();             \r
  92                 IProvisioningAgentProvider provider = (IProvisioningAgentProvider) getService(context, IProvisioningAgentProvider.SERVICE_NAME);\r
  93                 if (provider==null) {\r
  94                         DefaultAgentProvider p = new DefaultAgentProvider();\r
  95                         p.activate(context);\r
  96                         provider = p;\r
  97                 }\r
  98                 return provider;                \r
  99         }\r
 100         \r
 101         /**\r
 102          * Create an provisioning agent.\r
 103          * \r
 104          * @param agentLocation\r
 105          * @return\r
 106          * @throws ProvisionException \r
 107          */\r
 108         public static IProvisioningAgent createAgent(IPath agentLocation) throws ProvisionException {\r
 109                 // Create recruiter\r
 110                 IProvisioningAgentProvider provider = getProvisioningAgentProvider();\r
 111 \r
 112                 // Recruit Agent - Permission to provision\r
 113                 IProvisioningAgent agent = provider.createAgent(agentLocation == null ? null : agentLocation.toFile().toURI());\r
 114                         \r
 115                 // Omit "This bundle is not certified" dialog.                  \r
 116                 UIServices serviceUI = new TrustAllCertificates();\r
 117                 agent.registerService("org.eclipse.equinox.p2.core.UIServices", serviceUI);                     \r
 118                         \r
 119                 return agent;\r
 120         }       \r
 121         \r
 122         \r
 123         /**\r
 124          * Copied from ServiceHelper because we need to obtain services\r
 125          * before p2 has been started.\r
 126          */\r
 127         public static Object getService(BundleContext context, String name) {\r
 128                 if (context == null)\r
 129                         return null;\r
 130                 ServiceReference reference = context.getServiceReference(name);\r
 131                 if (reference == null)\r
 132                         return null;\r
 133                 Object result = context.getService(reference);\r
 134                 context.ungetService(reference);\r
 135                 return result;\r
 136         }       \r
 137 \r
 138 }\r
 139 \r