afs commented on code in PR #3603: URL: https://github.com/apache/jena/pull/3603#discussion_r2554001720
########## jena-arq/src/main/java/org/apache/jena/sparql/engine/iterator/QueryIterFailed.java: ########## @@ -0,0 +1,65 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package org.apache.jena.sparql.engine.iterator; + +import org.apache.jena.query.QueryCancelledException; +import org.apache.jena.query.QueryExecException; +import org.apache.jena.sparql.engine.ExecutionContext; +import org.apache.jena.sparql.engine.QueryIterator; +import org.apache.jena.sparql.engine.binding.Binding; + +/** + * A helper iterator for when an intermediate step in the construction of a compound iterator fails. + */ +public class QueryIterFailed + extends QueryIter1 +{ + private Throwable cause; + + public QueryIterFailed(QueryIterator input, ExecutionContext execCxt, Throwable cause) { + super(input, execCxt); + this.cause = cause; + } + + @Override + protected void requestSubCancel() { + } + + @Override + protected void closeSubIterator() { + } + + @Override + protected boolean hasNextBinding() { + throw buildException(); + } + + @Override + protected Binding moveToNextBinding() { + throw buildException(); + } + + protected RuntimeException buildException() { Review Comment: Any reason not to make this a `QueryExecException`? -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
