001/*
002 * (C) Copyright 2006-2017 Nuxeo (http://nuxeo.com/) and others.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 *
016 * Contributors:
017 *     matic
018 */
019package org.nuxeo.ecm.core.management;
020
021import org.nuxeo.ecm.core.event.EventStats;
022import org.nuxeo.ecm.core.management.api.AdministrativeStatusManager;
023import org.nuxeo.ecm.core.management.api.GlobalAdministrativeStatusManager;
024import org.nuxeo.ecm.core.management.api.ProbeManager;
025import org.nuxeo.ecm.core.management.events.EventStatsHolder;
026import org.nuxeo.ecm.core.management.events.EventStatsImpl;
027import org.nuxeo.ecm.core.management.probes.ProbeDescriptor;
028import org.nuxeo.ecm.core.management.probes.ProbeManagerImpl;
029import org.nuxeo.ecm.core.management.statuses.AdministrableServiceDescriptor;
030import org.nuxeo.ecm.core.management.statuses.AdministrativeStatusManagerImpl;
031import org.nuxeo.ecm.core.management.statuses.GlobalAdministrativeStatusManagerImpl;
032import org.nuxeo.ecm.core.management.storage.DocumentStoreConfigurationDescriptor;
033import org.nuxeo.ecm.core.management.storage.DocumentStoreHandlerDescriptor;
034import org.nuxeo.ecm.core.management.storage.DocumentStoreManager;
035import org.nuxeo.runtime.model.ComponentContext;
036import org.nuxeo.runtime.model.ComponentInstance;
037import org.nuxeo.runtime.model.ComponentName;
038import org.nuxeo.runtime.model.DefaultComponent;
039
040/**
041 * @author Stephane Lacoin (Nuxeo EP Software Engineer)
042 */
043public class CoreManagementComponent extends DefaultComponent {
044
045    public static final ComponentName NAME = new ComponentName(CoreManagementComponent.class.getCanonicalName());
046
047    public static final String PROBES_EP = "probes";
048
049    public static final String SERVICE_DEF_EP = "serviceDefinition";
050
051    public static final String STORAGE_HANDLERS_EP = "storageHandlers";
052
053    public static final String STORAGE_CONFIG_EP = "storageConfiguration";
054
055    protected static CoreManagementComponent defaultComponent;
056
057    protected final GlobalAdministrativeStatusManager globalManager = new GlobalAdministrativeStatusManagerImpl();
058
059    protected final EventStats eventStats = new EventStatsImpl();
060
061    protected final ProbeManagerImpl probeRunner = new ProbeManagerImpl();
062
063    protected final DocumentStoreManager storageManager = new DocumentStoreManager();
064
065    public CoreManagementComponent() {
066        super(); // enables breaking
067    }
068
069    public AdministrativeStatusManagerImpl getLocalManager() {
070        return (AdministrativeStatusManagerImpl) globalManager.getStatusManager(
071                globalManager.getLocalNuxeoInstanceIdentifier());
072    }
073
074    @Override
075    public <T> T getAdapter(Class<T> adapter) {
076        if (adapter == EventStats.class) {
077            return adapter.cast(eventStats);
078        }
079        if (adapter.isAssignableFrom(GlobalAdministrativeStatusManager.class)) {
080            return adapter.cast(globalManager);
081        }
082        if (adapter.isAssignableFrom(AdministrativeStatusManager.class)) {
083            return adapter.cast(getLocalManager());
084        }
085        if (adapter.isAssignableFrom(ProbeManager.class)) {
086            return adapter.cast(probeRunner);
087        }
088        return super.getAdapter(adapter);
089    }
090
091    @Override
092    public void registerContribution(Object contribution, String extensionPoint, ComponentInstance contributor) {
093        if (extensionPoint.equals(PROBES_EP)) {
094            probeRunner.registerProbe((ProbeDescriptor) contribution);
095        } else if (extensionPoint.equals(SERVICE_DEF_EP)) {
096            globalManager.registerService((AdministrableServiceDescriptor) contribution);
097        } else if (extensionPoint.equals(STORAGE_HANDLERS_EP)) {
098            storageManager.registerHandler((DocumentStoreHandlerDescriptor) contribution);
099        } else if (extensionPoint.equals(STORAGE_CONFIG_EP)) {
100            storageManager.registerConfig((DocumentStoreConfigurationDescriptor) contribution);
101        } else {
102            super.registerContribution(contribution, extensionPoint, contributor);
103        }
104    }
105
106    @Override
107    public void unregisterContribution(Object contribution, String extensionPoint, ComponentInstance contributor) {
108        if (extensionPoint.equals("probes")) {
109            probeRunner.unregisterProbe((ProbeDescriptor) contribution);
110        }
111    }
112
113    public static CoreManagementComponent getDefault() {
114        return defaultComponent;
115    }
116
117    @Override
118    public void activate(ComponentContext context) {
119        defaultComponent = this;
120        storageManager.install();
121        EventStatsHolder.clearStats();
122    }
123
124    @Override
125    public void deactivate(ComponentContext context) {
126        defaultComponent = null;
127        storageManager.uninstall();
128        EventStatsHolder.clearStats();
129    }
130
131    @Override
132    public void stop(ComponentContext context) {
133        getLocalManager().onNuxeoServerShutdown();
134    }
135
136    public void onNuxeoServerStartup() {
137        getLocalManager().onNuxeoServerStartup();
138    }
139
140}