bundles/org.simantics.project/src/org/simantics/project/management/install/InstallerUtil.java

   1 package org.simantics.project.management.install;\r
   2 \r
   3 import java.io.IOException;\r
   4 \r
   5 import org.eclipse.core.runtime.IPath;\r
   6 import org.eclipse.core.runtime.IProgressMonitor;\r
   7 import org.eclipse.core.runtime.IStatus;\r
   8 import org.eclipse.core.runtime.SubMonitor;\r
   9 import org.eclipse.equinox.internal.provisional.p2.installer.InstallAdvisor;\r
  10 import org.eclipse.equinox.internal.provisional.p2.installer.InstallDescription;\r
  11 import org.eclipse.equinox.p2.core.IProvisioningAgent;\r
  12 import org.eclipse.equinox.p2.core.IProvisioningAgentProvider;\r
  13 import org.eclipse.equinox.p2.core.ProvisionException;\r
  14 import org.eclipse.equinox.p2.core.UIServices;\r
  15 import org.osgi.framework.BundleContext;\r
  16 import org.osgi.framework.ServiceReference;\r
  17 import org.simantics.project.management.P2Util;\r
  18 import org.simantics.project.management.TrustAllCertificates;\r
  19 \r
  20 /**\r
  21  * P2 installer util.\r
  22  * \r
  23  * Heavily inspired by org.eclipse.equinox.p2.installer project.\r
  24  * \r
  25  * @author Marko Luukkainen <marko.luukkainen@vtt.fi>\r
  26  */\r
  27 public class InstallerUtil {\r
  28 \r
  29         private static final String SYS_PROP_INSTALL_DESCRIPTION = "org.eclipse.equinox.p2.installDescription";\r
  30         \r
  31         public static IStatus install(InstallAdvisor advisor, InstallDescription description, IProgressMonitor monitor) throws Exception {\r
  32                 if (advisor == null)\r
  33                         advisor = getDefaultAdvisor();\r
  34                 if (description == null)\r
  35                         description = getDefaultDescription(SubMonitor.convert(monitor));\r
  36 \r
  37                 advisor.prepareInstallDescription(description);\r
  38                 IProvisioningAgent agent = startAgent(description);             \r
  39                 \r
  40                 InstallUpdateProductOperation operation = new InstallUpdateProductOperation(agent, description);\r
  41                 \r
  42                 IStatus status = advisor.performInstall(operation);\r
  43                 if (!status.isOK()) {\r
  44 //                      ShowMessage.showStatus(status);\r
  45                 }\r
  46                 advisor.setResult(status);\r
  47                 advisor.stop();\r
  48                 agent.stop();\r
  49                 return status;\r
  50         }\r
  51         \r
  52         public static InstallDescription getDefaultDescription(SubMonitor monitor) throws Exception {\r
  53                 String site = System.getProperty(SYS_PROP_INSTALL_DESCRIPTION);\r
  54                 return InstallDescriptionParser.createDescription(site, monitor);\r
  55                 \r
  56         }\r
  57         \r
  58         public static InstallAdvisor getDefaultAdvisor() {\r
  59                 InstallAdvisor advisor = new DefaultInstallAdvisor();\r
  60                 advisor.start();\r
  61                 return advisor;\r
  62         }\r
  63         \r
  64         public static IProvisioningAgent startAgent(InstallDescription description) throws Exception {\r
  65                 IPath installLocation = description.getInstallLocation();\r
  66                 if (installLocation == null)\r
  67                         throw new Exception("No install location");\r
  68                 \r
  69                 try {\r
  70                         // Create recruiter\r
  71                         IProvisioningAgentProvider provider = P2Util.getProvisioningAgentProvider();\r
  72                         \r
  73                         // Set agent location if specified. Contains P2 install data\r
  74                         IPath agentLocation = description.getAgentLocation();\r
  75                         \r
  76                         // Recruit Agent - Permission to provision\r
  77                         IProvisioningAgent agent = provider.createAgent(agentLocation == null ? null : agentLocation.toFile().toURI());\r
  78                         \r
  79                         // Omit "This bundle is not certified" dialog.                  \r
  80                         UIServices serviceUI = new TrustAllCertificates();\r
  81                         agent.registerService("org.eclipse.equinox.p2.core.UIServices", serviceUI);\r
  82                         \r
  83                         \r
  84                         return agent;\r
  85                 } catch (ProvisionException e) {\r
  86                         throw new Exception("Cannot create agent", e);\r
  87                 }\r
  88         }\r
  89 \r
  90         \r
  91         /**\r
  92          * Copied from ServiceHelper because we need to obtain services\r
  93          * before p2 has been started.\r
  94          */\r
  95         public static Object getService(BundleContext context, String name) {\r
  96                 if (context == null)\r
  97                         return null;\r
  98                 ServiceReference reference = context.getServiceReference(name);\r
  99                 if (reference == null)\r
 100                         return null;\r
 101                 Object result = context.getService(reference);\r
 102                 context.ungetService(reference);\r
 103                 return result;\r
 104         }\r
 105         \r
 106         \r
 107         public static void launchProduct(InstallDescription description) throws Exception {\r
 108                 IPath installLocation = description.getInstallLocation();\r
 109                 IPath toRun = installLocation.append(description.getLauncherName());\r
 110                 try {\r
 111                         Runtime.getRuntime().exec(toRun.toString(), null, installLocation.toFile());\r
 112                 } catch (IOException e) {\r
 113                         throw new Exception("Lanuching an app failed", e);\r
 114                 }\r
 115 \r
 116         }\r
 117 }\r