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ServerConfigurationValidator.java
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ServerConfigurationValidator.java
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/*
* Copyright (c) 2002-2018 "Neo4j,"
* Neo4j Sweden AB [http://neo4j.com]
*
* This file is part of Neo4j.
*
* Neo4j is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.neo4j.kernel.configuration;
import java.util.HashMap;
import java.util.Map;
import javax.annotation.Nonnull;
import org.neo4j.graphdb.config.InvalidSettingException;
import org.neo4j.logging.Log;
import static org.neo4j.kernel.configuration.Connector.ConnectorType.BOLT;
import static org.neo4j.kernel.configuration.Connector.ConnectorType.HTTP;
public class ServerConfigurationValidator implements ConfigurationValidator
{
/**
* Verifies that at least one http connector is specified and enabled.
*/
@Override
public Map<String,String> validate( @Nonnull Config config, @Nonnull Log log ) throws InvalidSettingException
{
Map<String,String> validSettings = new HashMap<>();
// Add missing type info -- validation has succeeded so we can do this with confidence
boolean hasEnabledConnector = false;
for ( String identifier : config.identifiersFromGroup( Connector.class ) )
{
Connector connector = new Connector( identifier );
if ( "http".equalsIgnoreCase( connector.group.groupKey ) || "https".equalsIgnoreCase( connector.group.groupKey ) )
{
validSettings.put( connector.type.name(), HTTP.name() );
hasEnabledConnector = hasEnabledConnector ? true : config.get( connector.enabled );
}
else
{
validSettings.put( connector.type.name(), BOLT.name() );
}
}
if ( !hasEnabledConnector )
{
throw new InvalidSettingException( String.format( "Missing mandatory enabled connector of type '%s'", HTTP ) );
}
return validSettings;
}
}