| /* |
| * 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.eagle.log.entity.old; |
| |
| import java.io.IOException; |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.TreeMap; |
| |
| import org.apache.eagle.log.base.taggedlog.TaggedLogAPIEntity; |
| import org.apache.eagle.log.base.taggedlog.TaggedLogObjectMapper; |
| import org.apache.eagle.log.entity.HBaseLogWriter; |
| import org.apache.eagle.log.entity.InternalLog; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import org.apache.eagle.common.EagleBase64Wrapper; |
| |
| public class GenericWriter { |
| private static final Logger LOG = LoggerFactory.getLogger(GenericWriter.class); |
| |
| private String table; |
| private String columnFamily; |
| private TaggedLogObjectMapper mapper; |
| |
| public GenericWriter(TaggedLogObjectMapper mapper, String table, String columnFamily) { |
| this.mapper = mapper; |
| this.table = table; |
| this.columnFamily = columnFamily; |
| } |
| |
| public List<String> write(List<? extends TaggedLogAPIEntity> entities) throws IOException { |
| HBaseLogWriter writer = new HBaseLogWriter(table, columnFamily); |
| List<String> rowkeys = new ArrayList<String>(); |
| |
| try { |
| writer.open(); |
| for (TaggedLogAPIEntity entity : entities) { |
| InternalLog log = new InternalLog(); |
| Map<String, String> inputTags = entity.getTags(); |
| Map<String, String> tags = new TreeMap<String, String>(); |
| for (Map.Entry<String, String> entry : inputTags.entrySet()) { |
| tags.put(entry.getKey(), entry.getValue()); |
| } |
| log.setTags(tags); |
| log.setTimestamp(entity.getTimestamp()); |
| log.setPrefix(entity.getPrefix()); |
| log.setQualifierValues(mapper.createQualifierValues(entity)); |
| byte[] rowkey = writer.write(log); |
| rowkeys.add(EagleBase64Wrapper.encodeByteArray2URLSafeString(rowkey)); |
| } |
| } catch (IOException ioe) { |
| LOG.error("Fail writing tagged log", ioe); |
| throw ioe; |
| } finally { |
| writer.close(); |
| } |
| return rowkeys; |
| } |
| |
| public void updateByRowkey(List<? extends TaggedLogAPIEntity> entities) throws IOException { |
| HBaseLogWriter writer = new HBaseLogWriter(table, columnFamily); |
| try { |
| writer.open(); |
| for (TaggedLogAPIEntity entity : entities) { |
| byte[] rowkey = EagleBase64Wrapper.decode(entity.getEncodedRowkey()); |
| InternalLog log = new InternalLog(); |
| log.setQualifierValues(mapper.createQualifierValues(entity)); |
| writer.updateByRowkey(rowkey, log); |
| } |
| } catch (IOException ioe) { |
| LOG.error("Fail writing tagged log", ioe); |
| throw ioe; |
| } finally { |
| writer.close(); |
| } |
| } |
| } |