package org.jrest4guice.search.hs;
import java.lang.reflect.Field;
import java.lang.reflect.Type;
import org.jrest4guice.guice.GuiceContext;
import org.jrest4guice.guice.InjectorContext;
import org.jrest4guice.guice.PersistenceGuiceContext;
import sun.reflect.generics.reflectiveObjects.ParameterizedTypeImpl;
import com.google.inject.Provider;
/**
*
* @author <a href="mailto:zhangyouqun@gmail.com">cnoss (QQ:86895156)</a>
*
*/
@SuppressWarnings("unchecked")
public class FullTextSearcherProvider implements Provider<FullTextSearcher> {
public FullTextSearcher get() {
Field field = InjectorContext.currentField();
Class<?> clazz = String.class;
Type genericType = field.getGenericType();
if(genericType instanceof ParameterizedTypeImpl){
ParameterizedTypeImpl pgType = (ParameterizedTypeImpl)genericType;
Type[] actualTypeArguments = pgType.getActualTypeArguments();
clazz = (Class<?>)actualTypeArguments[1];
}
if(PersistenceGuiceContext.getInstance().isUseJPA())
return new JpaFullTextSearcher(clazz,GuiceContext.getInstance().getBean(FullTextEntityManagerProvider.class).get());
else if(PersistenceGuiceContext.getInstance().isUseHibernate())
return null;
return null;
}
}