public DataProvider(IRepository repository, QueryLanguage language, QueryMapping mapping, QueryPolicy policy)
{
if (language == null)
throw new InvalidOperationException("Language not specified");
if (mapping == null)
throw new InvalidOperationException("Mapping not specified");
if (policy == null)
throw new InvalidOperationException("Policy not specified");
this._language = language;
this._mapping = mapping;
this._policy = policy;
this.Repository = repository;
}
public static Expression Rewrite(QueryMapping mapping, Expression expression)
{
return new ComparisonRewriter(mapping).Visit(expression);
}
protected ComparisonRewriter(QueryMapping mapping)
{
this.mapping = mapping;
}
protected OComparisonRewriter(QueryMapping mapping)
: base(mapping)
{
}
protected RelationshipBinder(QueryMapper mapper)
{
this.mapper = mapper;
this.mapping = mapper.Mapping;
this.language = mapper.Translator.Linguist.Language;
}
public QueryTranslator(QueryLanguage language, QueryMapping mapping, QueryPolicy policy)
{
this.linguist = language.CreateLinguist(this);
this.mapper = mapping.CreateMapper(this);
this.police = policy.CreatePolice(this);
}