arina-ielchiieva commented on a change in pull request #1886: DRILL-7273: Introduce operators for handling metadata URL: https://github.com/apache/drill/pull/1886#discussion_r344775357
########## File path: exec/java-exec/src/main/java/org/apache/drill/exec/exception/MetadataException.java ########## @@ -0,0 +1,80 @@ +/* + * 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.drill.exec.exception; + +import org.apache.drill.common.exceptions.DrillRuntimeException; + +/** + * Exception which indicates that table metadata is outdated. + */ +public class MetadataException extends DrillRuntimeException { + private final MetadataExceptionType exceptionType; + + private MetadataException(MetadataExceptionType exceptionType) { + super(exceptionType.message); + this.exceptionType = exceptionType; + } + + private MetadataException(MetadataExceptionType exceptionType, Throwable cause) { + super(exceptionType.message, cause); + this.exceptionType = exceptionType; + } + + public MetadataExceptionType getExceptionType() { + return exceptionType; + } + + public static MetadataException of(MetadataExceptionType exceptionType) { + return new MetadataException(exceptionType); + } + + public static MetadataException of(MetadataExceptionType exceptionType, Throwable cause) { + return new MetadataException(exceptionType, cause); + } + + public enum MetadataExceptionType { + OUTDATED_METADATA("Metastore metadata is outdated."), + + INCONSISTENT_METADATA("Inconsistent metastore metadata. " + + "Metadata was refreshed after it was fetched from the Metastore."), + + INCOMPLETE_METADATA("Metastore hasn't metadata for row groups " + Review comment: does not have ---------------------------------------------------------------- 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. For queries about this service, please contact Infrastructure at: [email protected] With regards, Apache Git Services
