Examples with IPlatformPlugin org.pentaho.platform.api.engine.IPlatformPlugin used on opensource projects

Example 1 with IPlatformPlugin

use of org.pentaho.platform.api.engine.IPlatformPlugin in project pentaho-platform by pentaho.

the class DefaultPluginManager method isPublic.

public boolean isPublic(String pluginId, String path) {
    IPlatformPlugin plugin = registeredPlugins.get(pluginId);
    if (plugin == null) {
        return false;
    }
    Map<String, String> resourceMap = plugin.getStaticResourceMap();
    if (path.startsWith("/")) {
        // $NON-NLS-1$
        path = path.substring(1);
    }
    for (String pluginRelativeDir : resourceMap.values()) {
        if (path.startsWith(pluginRelativeDir)) {
            return true;
        }
    }
    return false;
}

Example 2 with IPlatformPlugin

use of org.pentaho.platform.api.engine.IPlatformPlugin in project pentaho-platform by pentaho.

the class DefaultPluginManager method reload.

@Override
public final boolean reload() {
    IPentahoSession session = PentahoSessionHolder.getSession();
    boolean anyErrors = false;
    IPluginProvider pluginProvider = PentahoSystem.get(IPluginProvider.class, "IPluginProvider", session);
    List<IPlatformPlugin> providedPlugins = null;
    try {
        synchronized (registeredPlugins) {
            this.unloadPlugins();
        }
        // the plugin may fail to load during getPlugins without an exception thrown if the provider
        // is capable of discovering the plugin fine but there are structural problems with the plugin
        // itself. In this case a warning should be logged by the provider, but, again, no exception
        // is expected.
        providedPlugins = pluginProvider.getPlugins(session);
    } catch (PlatformPluginRegistrationException e1) {
        String msg = // $NON-NLS-1$
        Messages.getInstance().getErrorString("PluginManager.ERROR_0012_PLUGIN_DISCOVERY_FAILED");
        Logger.error(getClass().toString(), msg, e1);
        PluginMessageLogger.add(msg);
        anyErrors = true;
    }
    synchronized (providedPlugins) {
        for (IPlatformPlugin plugin : providedPlugins) {
            try {
                registeredPlugins.put(plugin.getId(), plugin);
                ClassLoader loader = setPluginClassLoader(plugin);
                initializeBeanFactory(plugin, loader);
            } catch (Throwable t) {
                // this has been logged already
                anyErrors = true;
                String msg = Messages.getInstance().getErrorString("PluginManager.ERROR_0011_FAILED_TO_REGISTER_PLUGIN", // $NON-NLS-1$
                plugin.getId());
                Logger.error(getClass().toString(), msg, t);
                PluginMessageLogger.add(msg);
            }
        }
        registeredPlugins.clear();
        for (IPlatformPlugin plugin : providedPlugins) {
            try {
                GenericApplicationContext beanFactory = beanFactoryMap.get(plugin.getId());
                if (beanFactory != null) {
                    beanFactory.refresh();
                }
                registerPlugin(plugin);
                registeredPlugins.put(plugin.getId(), plugin);
            } catch (Throwable t) {
                // this has been logged already
                anyErrors = true;
                String msg = Messages.getInstance().getErrorString("PluginManager.ERROR_0011_FAILED_TO_REGISTER_PLUGIN", // $NON-NLS-1$
                plugin.getId());
                Logger.error(getClass().toString(), msg, t);
                PluginMessageLogger.add(msg);
            }
        }
    }
    IServiceManager svcManager = PentahoSystem.get(IServiceManager.class, null);
    if (svcManager != null) {
        try {
            svcManager.initServices();
        } catch (ServiceInitializationException e) {
            String msg = Messages.getInstance().getErrorString(// $NON-NLS-1$
            "PluginManager.ERROR_0022_SERVICE_INITIALIZATION_FAILED");
            Logger.error(getClass().toString(), msg, e);
            PluginMessageLogger.add(msg);
        }
    }
    return !anyErrors;
}

Example 3 with IPlatformPlugin

use of org.pentaho.platform.api.engine.IPlatformPlugin in project pentaho-platform by pentaho.

the class PentahoSystemPluginManager method reload.

@Override
public boolean reload(IPentahoSession session) {
    boolean anyErrors = false;
    IPluginProvider pluginProvider = PentahoSystem.get(IPluginProvider.class, "IPluginProvider", session);
    List<IPlatformPlugin> providedPlugins = Collections.emptyList();
    try {
        this.unloadPlugins();
        // the plugin may fail to load during getPlugins without an exception thrown if the provider
        // is capable of discovering the plugin fine but there are structural problems with the plugin
        // itself. In this case a warning should be logged by the provider, but, again, no exception
        // is expected.
        providedPlugins = pluginProvider.getPlugins(session);
    } catch (PlatformPluginRegistrationException e1) {
        String msg = Messages.getInstance().getErrorString("PluginManager.ERROR_0012_PLUGIN_DISCOVERY_FAILED");
        org.pentaho.platform.util.logging.Logger.error(getClass().toString(), msg, e1);
        PluginMessageLogger.add(msg);
        anyErrors = true;
    }
    for (IPlatformPlugin plugin : providedPlugins) {
        try {
            IPlatformPlugin existingPlugin = PentahoSystem.get(IPlatformPlugin.class, null, Collections.singletonMap(PLUGIN_ID, plugin.getId()));
            if (existingPlugin != null) {
                throw new PlatformPluginRegistrationException(Messages.getInstance().getErrorString("PluginManager.ERROR_0024_PLUGIN_ALREADY_LOADED_BY_SAME_NAME", plugin.getId()));
            }
            final ClassLoader classloader = createClassloader(plugin);
            // Register the classloader, Spring App Context and Object Factory with PentahoSystem
            IPentahoObjectRegistration handle = PentahoSystem.registerReference(new SingletonPentahoObjectReference.Builder<IPlatformPlugin>(IPlatformPlugin.class).object(plugin).attributes(Collections.<String, Object>singletonMap(PLUGIN_ID, plugin.getId())).build(), IPlatformPlugin.class);
            registerReference(plugin.getId(), handle);
            handle = PentahoSystem.registerReference(new SingletonPentahoObjectReference.Builder<ClassLoader>(ClassLoader.class).object(classloader).attributes(Collections.<String, Object>singletonMap(PLUGIN_ID, plugin.getId())).build(), ClassLoader.class);
            registerReference(plugin.getId(), handle);
            final GenericApplicationContext beanFactory = createBeanFactory(plugin, classloader);
            final StandaloneSpringPentahoObjectFactory pentahoFactory = new StandaloneSpringPentahoObjectFactory("Plugin Factory ( " + plugin.getId() + " )");
            pentahoFactory.init(null, beanFactory);
            beanFactory.refresh();
            handle = PentahoSystem.registerReference(new SingletonPentahoObjectReference.Builder<GenericApplicationContext>(GenericApplicationContext.class).object(beanFactory).attributes(Collections.<String, Object>singletonMap(PLUGIN_ID, plugin.getId())).build(), IPentahoRegistrableObjectFactory.Types.ALL);
            registerReference(plugin.getId(), handle);
            handle = PentahoSystem.registerReference(new SingletonPentahoObjectReference.Builder<IPentahoObjectFactory>(IPentahoObjectFactory.class).object(pentahoFactory).attributes(Collections.<String, Object>singletonMap(PLUGIN_ID, plugin.getId())).build(), IPentahoObjectFactory.class);
            registerReference(plugin.getId(), handle);
        } catch (Throwable t) {
            // this has been logged already
            anyErrors = true;
            String msg = Messages.getInstance().getErrorString("PluginManager.ERROR_0011_FAILED_TO_REGISTER_PLUGIN", plugin.getId());
            org.pentaho.platform.util.logging.Logger.error(getClass().toString(), msg, t);
            PluginMessageLogger.add(msg);
        }
    }
    for (IPlatformPlugin plugin : providedPlugins) {
        try {
            registerPlugin(plugin);
        } catch (Throwable t) {
            // this has been logged already
            anyErrors = true;
            String msg = Messages.getInstance().getErrorString("PluginManager.ERROR_0011_FAILED_TO_REGISTER_PLUGIN", plugin.getId());
            org.pentaho.platform.util.logging.Logger.error(getClass().toString(), msg, t);
            PluginMessageLogger.add(msg);
        }
    }
    IServiceManager svcManager = PentahoSystem.get(IServiceManager.class, null);
    if (svcManager != null) {
        try {
            svcManager.initServices();
        } catch (ServiceInitializationException e) {
            String msg = Messages.getInstance().getErrorString("PluginManager.ERROR_0022_SERVICE_INITIALIZATION_FAILED");
            org.pentaho.platform.util.logging.Logger.error(getClass().toString(), msg, e);
            PluginMessageLogger.add(msg);
        }
    }
    for (IPluginManagerListener listener : listeners) {
        listener.onReload();
    }
    return !anyErrors;
}

Example 4 with IPlatformPlugin

use of org.pentaho.platform.api.engine.IPlatformPlugin in project pentaho-platform by pentaho.

the class PentahoSystemPluginManager method isPublic.

@Override
public boolean isPublic(String pluginId, String path) {
    IPlatformPlugin plugin = PentahoSystem.get(IPlatformPlugin.class, PentahoSessionHolder.getSession(), Collections.singletonMap(PLUGIN_ID, pluginId));
    if (plugin == null) {
        return false;
    }
    Map<String, String> resourceMap = plugin.getStaticResourceMap();
    if (path.startsWith("/")) {
        // $NON-NLS-1$
        path = path.substring(1);
    }
    for (String pluginRelativeDir : resourceMap.values()) {
        if (path.startsWith(pluginRelativeDir)) {
            return true;
        }
    }
    return false;
}

Example 5 with IPlatformPlugin

use of org.pentaho.platform.api.engine.IPlatformPlugin in project pentaho-platform by pentaho.

the class PentahoSystemPluginManager method unloadPlugins.

private void unloadPlugins() {
    // is called within the synchronized block in reload
    for (IPlatformPlugin plugin : PentahoSystem.getAll(IPlatformPlugin.class)) {
        try {
            plugin.unLoaded();
            // if a spring app context was registered for this plugin, remove and close it
            final GenericApplicationContext appContext = PentahoSystem.get(GenericApplicationContext.class, null, Collections.singletonMap(PLUGIN_ID, plugin.getId()));
            if (appContext != null) {
                final StandaloneSpringPentahoObjectFactory pentahoObjectFactory = StandaloneSpringPentahoObjectFactory.getInstance(appContext);
                if (pentahoObjectFactory != null) {
                    PentahoSystem.deregisterObjectFactory(pentahoObjectFactory);
                }
                appContext.close();
            }
        } catch (Throwable t) {
            // we do not want any type of exception to leak out and cause a problem here
            // A plugin unload should not adversely affect anything downstream, it should
            // log an error and otherwise fail silently
            String msg = Messages.getInstance().getErrorString("PluginManager.ERROR_0014_PLUGIN_FAILED_TO_PROPERLY_UNLOAD", // $NON-NLS-1$
            plugin.getId());
            logger.error(getClass().toString(), msg, t);
            PluginMessageLogger.add(msg);
        }
        final ClassLoader classLoader = PentahoSystem.get(ClassLoader.class, null, Collections.singletonMap(PLUGIN_ID, plugin.getId()));
        if (classLoader != null) {
            try {
                ((PluginClassLoader) classLoader).close();
            } catch (IOException e) {
                logger.error("errror closing plugin clasloader", e);
            }
        }
    }
    for (Map.Entry<String, IPentahoObjectRegistration> entry : handleRegistry.entries()) {
        entry.getValue().remove();
    }
    handleRegistry.clear();
}