Sh-Zh-7 commented on code in PR #12005: URL: https://github.com/apache/iotdb/pull/12005#discussion_r1478490554
########## iotdb-api/udf-api/src/main/java/org/apache/iotdb/udf/api/UDAF.java: ########## @@ -0,0 +1,70 @@ +/* + * 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.iotdb.udf.api; + +import org.apache.iotdb.tsfile.read.common.block.column.Column; +import org.apache.iotdb.tsfile.utils.BitMap; +import org.apache.iotdb.udf.api.customizer.config.UDAFConfigurations; +import org.apache.iotdb.udf.api.customizer.parameter.UDFParameters; +import org.apache.iotdb.udf.api.utils.ResultValue; + +public interface UDAF extends UDF { + void beforeStart(UDFParameters parameters, UDAFConfigurations configurations); + + /** Create and initialize state. You may bind some resource in this method. */ + State createState(); + + /** + * Batch update state with data columns. You shall iterate columns and update state with raw + * values + * + * @param state state to be updated + * @param column input columns from IoTDB TsBlock Review Comment: Done. ########## iotdb-api/udf-api/src/main/java/org/apache/iotdb/udf/api/UDAF.java: ########## @@ -0,0 +1,70 @@ +/* + * 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.iotdb.udf.api; + +import org.apache.iotdb.tsfile.read.common.block.column.Column; +import org.apache.iotdb.tsfile.utils.BitMap; +import org.apache.iotdb.udf.api.customizer.config.UDAFConfigurations; +import org.apache.iotdb.udf.api.customizer.parameter.UDFParameters; +import org.apache.iotdb.udf.api.utils.ResultValue; + +public interface UDAF extends UDF { + void beforeStart(UDFParameters parameters, UDAFConfigurations configurations); + + /** Create and initialize state. You may bind some resource in this method. */ + State createState(); + + /** + * Batch update state with data columns. You shall iterate columns and update state with raw + * values + * + * @param state state to be updated + * @param column input columns from IoTDB TsBlock + * @param bitMap define some filtered position in columns + */ + void addInput(State state, Column[] column, BitMap bitMap); Review Comment: Done. -- 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]
