| /* |
| * 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.hudi.client.bootstrap.selector; |
| |
| import java.util.List; |
| import java.util.Map; |
| import java.util.regex.Pattern; |
| import java.util.stream.Collectors; |
| import org.apache.hudi.avro.model.HoodieFileStatus; |
| import org.apache.hudi.client.bootstrap.BootstrapMode; |
| import org.apache.hudi.common.util.collection.Pair; |
| import org.apache.hudi.config.HoodieWriteConfig; |
| import org.apache.log4j.LogManager; |
| import org.apache.log4j.Logger; |
| |
| public class BootstrapRegexModeSelector extends BootstrapModeSelector { |
| |
| private static final long serialVersionUID = 1L; |
| private static final Logger LOG = LogManager.getLogger(BootstrapRegexModeSelector.class); |
| |
| private final Pattern pattern; |
| private final BootstrapMode bootstrapModeOnMatch; |
| private final BootstrapMode defaultMode; |
| |
| public BootstrapRegexModeSelector(HoodieWriteConfig writeConfig) { |
| super(writeConfig); |
| this.pattern = Pattern.compile(writeConfig.getBootstrapModeSelectorRegex()); |
| this.bootstrapModeOnMatch = writeConfig.getBootstrapModeForRegexMatch(); |
| this.defaultMode = BootstrapMode.FULL_RECORD.equals(bootstrapModeOnMatch) |
| ? BootstrapMode.METADATA_ONLY : BootstrapMode.FULL_RECORD; |
| LOG.info("Default Mode :" + defaultMode + ", on Match Mode :" + bootstrapModeOnMatch); |
| } |
| |
| @Override |
| public Map<BootstrapMode, List<String>> select(List<Pair<String, List<HoodieFileStatus>>> partitions) { |
| return partitions.stream() |
| .map(p -> Pair.of(pattern.matcher(p.getKey()).matches() ? bootstrapModeOnMatch : defaultMode, p.getKey())) |
| .collect(Collectors.groupingBy(Pair::getKey, Collectors.mapping(Pair::getValue, Collectors.toList()))); |
| } |
| } |