public object Translate(Artifact source) { var result = new SQLModel.Batch(); var context = new SQLTranslationContext(this); var identifier = source.MetaData.Children.First(c => c.Name == "identifiers").Children.First(c => c.Name == "identifier"); context.StartArtifact(identifier.GetAttribute <string>("root")); try { // Libraries foreach (LibraryRef libraryRef in source.Libraries) { // Okay to pass null for the verification context here, each of the referenced libraries should already be verified at this point. result.Statements.AddRange(TranslateLibrary(context, libraryRef.Name, LibraryFactory.ResolveLibrary(libraryRef, null))); } // TODO: Parameters // ExpressionDefs foreach (ExpressionDef expression in source.Expressions) { result.Statements.Add(TranslateExpressionDef(context, source.MetaData.Name, expression)); } // Criteria // Criteria are translated as "create view <artifact name>_<condition><conditionNumber>" int conditionNumber = 0; foreach (ASTNode condition in source.Conditions) { conditionNumber++; result.Statements.Add(TranslateCondition(context, source.MetaData.Name, String.Format("Condition{0}", conditionNumber), condition)); } // TODO: Assertion return(result); } finally { context.EndArtifact(); } }
public object Translate(Artifact source) { var result = new SQLModel.Batch(); var context = new SQLTranslationContext(this); var identifier = source.MetaData.Children.First(c => c.Name == "identifiers").Children.First(c => c.Name == "identifier"); context.StartArtifact(identifier.GetAttribute<string>("root")); try { // Libraries foreach (LibraryRef libraryRef in source.Libraries) { // Okay to pass null for the verification context here, each of the referenced libraries should already be verified at this point. result.Statements.AddRange(TranslateLibrary(context, libraryRef.Name, LibraryFactory.ResolveLibrary(libraryRef, null))); } // TODO: Parameters // ExpressionDefs foreach (ExpressionDef expression in source.Expressions) { result.Statements.Add(TranslateExpressionDef(context, source.MetaData.Name, expression)); } // Criteria // Criteria are translated as "create view <artifact name>_<condition><conditionNumber>" int conditionNumber = 0; foreach (ASTNode condition in source.Conditions) { conditionNumber++; result.Statements.Add(TranslateCondition(context, source.MetaData.Name, String.Format("Condition{0}", conditionNumber), condition)); } // TODO: Assertion return result; } finally { context.EndArtifact(); } }
public void Write(Stream outputStream, object artifact) { SQLModel.Batch batch = artifact as SQLModel.Batch; if (artifact == null) { throw new ArgumentException("SQL Artifact Writer expects an object of type SQLModel.Batch"); } // Emit using TSQLTextEmitter, though in theory we could emit using any emitter, the translator would have to be aware of the dialectic differences as well. // Easiest solution would probably be a translator per language type. var emitter = new TSQLTextEmitter(); emitter.UseQuotedIdentifiers = true; using (var sw = new StreamWriter(outputStream)) { sw.Write(emitter.Emit(batch)); } }