/*
* Hibernate Search, full-text search for your domain model
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later
* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
*/
package org.hibernate.search.elasticsearch.settings.impl.translation;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import org.hibernate.search.elasticsearch.settings.impl.model.AnalysisDefinition;
import org.hibernate.search.exception.AssertionFailure;
import com.google.gson.JsonElement;
class SimpleAnalysisDefinitionFactory<D extends AnalysisDefinition> implements AnalysisDefinitionFactory<D> {
private final Class<D> targetClass;
private final String type;
private final List<ParametersTransformer> parameterTransformers;
public SimpleAnalysisDefinitionFactory(Class<D> targetClazz, String type, List<ParametersTransformer> parameterTransformers) {
this.targetClass = targetClazz;
this.type = type;
this.parameterTransformers = parameterTransformers;
}
@Override
public String getType() {
return type;
}
@Override
public D create(Map<String,String> parameters) {
D result;
try {
result = targetClass.newInstance();
}
catch (InstantiationException | IllegalAccessException e) {
throw new AssertionFailure( "Unexpected failure while instantiating a definition", e );
}
result.setType( type );
Map<String, JsonElement> elasticsearchParameterMap = new LinkedHashMap<>();
for ( ParametersTransformer transformer : parameterTransformers ) {
elasticsearchParameterMap.putAll( transformer.transform( parameters ) );
}
if ( !elasticsearchParameterMap.isEmpty() ) {
result.setParameters( elasticsearchParameterMap );
}
return result;
}
@Override
public String toString() {
return new StringBuilder( getClass().getSimpleName() )
.append( "[" )
.append( "targetClass = " ).append( targetClass )
.append( ", type = " ).append( type )
.append( ", parameterTransformers = " ).append( parameterTransformers )
.append( "]" )
.toString();
}
}