Remove CSS code
[controller.git] / opendaylight / config / config-manager / src / main / java / org / opendaylight / controller / config / manager / impl / osgi / ModuleFactoryBundleTracker.java
diff --git a/opendaylight/config/config-manager/src/main/java/org/opendaylight/controller/config/manager/impl/osgi/ModuleFactoryBundleTracker.java b/opendaylight/config/config-manager/src/main/java/org/opendaylight/controller/config/manager/impl/osgi/ModuleFactoryBundleTracker.java
deleted file mode 100644 (file)
index e89d6c8..0000000
+++ /dev/null
@@ -1,110 +0,0 @@
-/*
- * Copyright (c) 2013, 2017 Cisco Systems, Inc. and others.  All rights reserved.
- *
- * This program and the accompanying materials are made available under the
- * terms of the Eclipse Public License v1.0 which accompanies this distribution,
- * and is available at http://www.eclipse.org/legal/epl-v10.html
- */
-package org.opendaylight.controller.config.manager.impl.osgi;
-
-import com.google.common.annotations.VisibleForTesting;
-import com.google.common.io.Resources;
-import java.io.IOException;
-import java.net.URL;
-import java.nio.charset.StandardCharsets;
-import org.opendaylight.controller.config.spi.ModuleFactory;
-import org.osgi.framework.Bundle;
-import org.osgi.framework.BundleEvent;
-import org.osgi.framework.ServiceRegistration;
-import org.osgi.util.tracker.BundleTrackerCustomizer;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-/**
- * OSGi extender that listens for bundle activation events. Reads file
- * META-INF/services/org.opendaylight.controller.config.spi.ModuleFactory, each
- * line should contain an implementation of ModuleFactory interface. Creates new
- * instance with default constructor and registers it into OSGi service
- * registry. There is no need for listening for implementing removedBundle as
- * the services are unregistered automatically. Code based on
- * http://www.toedter.com/blog/?p=236
- */
-public class ModuleFactoryBundleTracker implements BundleTrackerCustomizer<Boolean> {
-    private final BlankTransactionServiceTracker blankTransactionServiceTracker;
-    private static final Logger LOG = LoggerFactory.getLogger(ModuleFactoryBundleTracker.class);
-
-    public ModuleFactoryBundleTracker(final BlankTransactionServiceTracker blankTransactionServiceTracker) {
-        this.blankTransactionServiceTracker = blankTransactionServiceTracker;
-    }
-
-    @Override
-    public Boolean addingBundle(final Bundle bundle, final BundleEvent event) {
-        URL resource = bundle.getEntry("META-INF/services/" + ModuleFactory.class.getName());
-        LOG.trace("Got addingBundle event of bundle {}, resource {}, event {}", bundle, resource, event);
-        if (resource != null) {
-            try {
-                for (String factoryClassName : Resources.readLines(resource, StandardCharsets.UTF_8)) {
-                    registerFactory(factoryClassName, bundle);
-                }
-
-                return Boolean.TRUE;
-            } catch (final IOException e) {
-                LOG.error("Error while reading {}", resource, e);
-                throw new RuntimeException(e);
-            }
-        }
-
-        return Boolean.FALSE;
-    }
-
-    @Override
-    public void modifiedBundle(final Bundle bundle, final BundleEvent event, final Boolean hasFactory) {
-        // NOOP
-    }
-
-    @Override
-    public void removedBundle(final Bundle bundle, final BundleEvent event, final Boolean hasFactory) {
-        if (hasFactory) {
-            // workaround for service tracker not getting removed service event
-            blankTransactionServiceTracker.blankTransactionSync();
-        }
-    }
-
-    @VisibleForTesting
-    protected static ServiceRegistration<?> registerFactory(final String factoryClassName, final Bundle bundle) {
-        String errorMessage;
-        Exception ex = null;
-        try {
-            Class<?> clazz = bundle.loadClass(factoryClassName);
-            if (ModuleFactory.class.isAssignableFrom(clazz)) {
-                try {
-                    LOG.debug("Registering {} in bundle {}", clazz.getName(), bundle);
-                    return bundle.getBundleContext().registerService(ModuleFactory.class.getName(), clazz.newInstance(),
-                            null);
-                } catch (final InstantiationException e) {
-                    errorMessage = logMessage("Could not instantiate {} in bundle {}, reason {}", factoryClassName,
-                            bundle, e);
-                    ex = e;
-                } catch (final IllegalAccessException e) {
-                    errorMessage = logMessage("Illegal access during instantiation of class {} in bundle {}, reason {}",
-                            factoryClassName, bundle, e);
-                    ex = e;
-                }
-            } else {
-                errorMessage = logMessage("Class {} does not implement {} in bundle {}", clazz, ModuleFactory.class,
-                        bundle);
-            }
-        } catch (final ClassNotFoundException e) {
-            errorMessage = logMessage("Could not find class {} in bundle {}, reason {}", factoryClassName, bundle, e);
-            ex = e;
-        }
-
-        throw ex == null ? new IllegalStateException(errorMessage) : new IllegalStateException(errorMessage, ex);
-    }
-
-    public static String logMessage(final String slfMessage, final Object... params) {
-        LOG.info(slfMessage, params);
-        String formatMessage = slfMessage.replaceAll("\\{\\}", "%s");
-        return String.format(formatMessage, params);
-    }
-}