co.runrightfast.vertx.orientdb.impl.embedded.EmbeddedOrientDBService.java Source code

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Here is the source code for co.runrightfast.vertx.orientdb.impl.embedded.EmbeddedOrientDBService.java

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/*
 Copyright 2015 Alfio Zappala
    
 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
 You may obtain a copy of the License at
    
 http://www.apache.org/licenses/LICENSE-2.0
    
 Unless required by applicable law or agreed to in writing, software
 distributed under the License is distributed on an "AS IS" BASIS,
 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
 */
package co.runrightfast.vertx.orientdb.impl.embedded;

import co.runrightfast.core.ApplicationException;
import co.runrightfast.core.utils.JvmProcess;
import co.runrightfast.core.utils.ServiceUtils;
import co.runrightfast.vertx.orientdb.ODatabaseDocumentTxSupplier;
import static co.runrightfast.vertx.orientdb.OrientDBConstants.NETWORK_BINARY_PROTOCOL;
import static co.runrightfast.vertx.orientdb.OrientDBConstants.ROOT_USER;
import co.runrightfast.vertx.orientdb.OrientDBPoolService;
import co.runrightfast.vertx.orientdb.OrientDBService;
import co.runrightfast.vertx.orientdb.impl.OrientDBPoolServiceImpl;
import com.google.common.collect.ImmutableList;
import com.google.common.util.concurrent.AbstractIdleService;
import com.orientechnologies.orient.client.remote.OServerAdmin;
import com.orientechnologies.orient.core.Orient;
import com.orientechnologies.orient.server.OServer;
import com.orientechnologies.orient.server.OServerMain;
import com.orientechnologies.orient.server.config.OServerConfiguration;
import com.orientechnologies.orient.server.config.OServerEntryConfiguration;
import com.orientechnologies.orient.server.config.OServerUserConfiguration;
import java.io.IOException;
import java.util.Optional;
import java.util.Set;
import java.util.function.Supplier;
import static java.util.logging.Level.WARNING;
import java.util.stream.Collectors;
import lombok.RequiredArgsConstructor;
import lombok.extern.java.Log;
import org.apache.commons.collections4.CollectionUtils;

/**
 *
 * @author alfio
 */
@RequiredArgsConstructor
@Log
public final class EmbeddedOrientDBService extends AbstractIdleService implements OrientDBService {

    private OServer server;

    private OrientDBPoolService orientDBPoolService;
    private final EmbeddedOrientDBServiceConfig config;

    @Override
    protected void startUp() throws Exception {
        registerLifecycleListeners();
        server = OServerMain.create(true);
        server.setServerRootDirectory(config.getOrientDBRootDir().toAbsolutePath().toString());

        final OServerConfiguration serverConfig = new OServerConfiguration();
        registerHandlers(serverConfig);
        serverConfig.network = config.getNetworkConfig();
        serverConfig.users = config.getUsers().stream().toArray(OServerUserConfiguration[]::new);

        final ImmutableList.Builder<OServerEntryConfiguration> propertiesBuilder = ImmutableList.builder();
        config.getProperties().entrySet().stream()
                .map(entry -> new OServerEntryConfiguration(entry.getKey().getKey(), entry.getValue()))
                .forEach(propertiesBuilder::add);
        serverConfig.properties = propertiesBuilder.build().stream().toArray(OServerEntryConfiguration[]::new);

        server.startup(serverConfig);
        server.activate();
        registerDatabaseLifeCycleListeners();
        createDatabasePools();
    }

    @Override
    protected void shutDown() throws Exception {
        if (server != null) {
            ServiceUtils.stop(orientDBPoolService);
            orientDBPoolService = null;
            try {
                server.shutdown();
            } catch (final Exception e) {
                log.logp(WARNING, getClass().getName(), "shutDown", "OServer.shutdown() failed", e);
            }
            server = null;
        }
    }

    private void registerLifecycleListeners() throws Exception {
        if (CollectionUtils.isNotEmpty(config.getLifecycleListeners())) {
            final Orient orient = Orient.instance();
            config.getLifecycleListeners().stream().map(Supplier::get).forEach(orient::addDbLifecycleListener);
        }
    }

    private void registerHandlers(final OServerConfiguration serverConfig) {
        if (CollectionUtils.isNotEmpty(config.getHandlers())) {
            serverConfig.handlers = config.getHandlers().stream().map(Supplier::get).collect(Collectors.toList());
        }
    }

    @Override
    public Set<String> getDatabaseNames() {
        return orientDBPoolService.getDatabaseNames();
    }

    @Override
    public Optional<ODatabaseDocumentTxSupplier> getODatabaseDocumentTxSupplier(final String name) {
        return orientDBPoolService.getODatabaseDocumentTxSupplier(name);
    }

    private void createDatabasePools() {
        final OrientDBPoolServiceImpl.OrientDBPoolServiceImplBuilder builder = OrientDBPoolServiceImpl.builder();
        config.getDatabasePoolConfigs().stream().forEach(builder::databasePoolConfig);
        this.orientDBPoolService = builder.build();
        ServiceUtils.start(this.orientDBPoolService);
    }

    private void registerDatabaseLifeCycleListeners() {
        if (CollectionUtils.isNotEmpty(config.getLifecycleListeners())) {
            config.getLifecycleListeners().forEach(l -> Orient.instance().addDbLifecycleListener(l.get()));
        }
    }

    @Override
    public OServerAdmin getServerAdmin() {
        final String ipAddress = config.getNetworkConfig().listeners.stream()
                .filter(l -> l.protocol.equals(NETWORK_BINARY_PROTOCOL)).findFirst()
                .map(l -> l.ipAddress.equals("0.0.0.0") ? JvmProcess.HOST : l.ipAddress).orElse(JvmProcess.HOST);

        try {
            final OServerAdmin serverAdmin = new OServerAdmin(String.format("remote:%s", ipAddress));
            final OServerUserConfiguration userConfig = server.getUser(ROOT_USER);
            serverAdmin.connect(userConfig.name, userConfig.password);
            return serverAdmin;
        } catch (final IOException ex) {
            throw new ApplicationException(ex);
        }
    }

}