wang-x-xia commented on a change in pull request #2847: URL: https://github.com/apache/iceberg/pull/2847#discussion_r702441207
########## File path: dell/src/main/java/org/apache/iceberg/dell/PropertiesSerDes.java ########## @@ -0,0 +1,119 @@ +/* + * Licensed 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.iceberg.dell; + +import java.io.ByteArrayInputStream; +import java.io.ByteArrayOutputStream; +import java.io.IOException; +import java.io.InputStream; +import java.io.InputStreamReader; +import java.io.OutputStreamWriter; +import java.io.UncheckedIOException; +import java.nio.charset.StandardCharsets; +import java.util.Collections; +import java.util.HashMap; +import java.util.Map; +import java.util.Properties; +import java.util.Set; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +/** + * convert Map properties to bytes. + */ +public interface PropertiesSerDes { + + /** + * version of properties. + * <p> + * this properties is only a placeholder and may use in future. + */ + String CURRENT_VERSION = "0"; Review comment: No, it's in object user metadata. We wish to use it if the properties format needs to change. -- 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]
