| package org.apache.bookkeeper.benchmark; |
| |
| /** |
| * 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. |
| */ |
| |
| import java.io.FileOutputStream; |
| import java.sql.Connection; |
| import java.sql.DriverManager; |
| import java.sql.SQLException; |
| import java.sql.Statement; |
| import java.util.HashMap; |
| |
| import org.apache.bookkeeper.client.BookKeeper; |
| import org.apache.bookkeeper.client.LedgerHandle; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import static com.google.common.base.Charsets.UTF_8; |
| |
| import org.apache.zookeeper.KeeperException; |
| |
| public class MySqlClient { |
| static final Logger LOG = LoggerFactory.getLogger(MySqlClient.class); |
| |
| BookKeeper x; |
| LedgerHandle lh; |
| Integer entryId; |
| HashMap<Integer, Integer> map; |
| |
| FileOutputStream fStream; |
| FileOutputStream fStreamLocal; |
| long start, lastId; |
| Connection con; |
| Statement stmt; |
| |
| |
| public MySqlClient(String hostport, String user, String pass) |
| throws ClassNotFoundException { |
| entryId = 0; |
| map = new HashMap<Integer, Integer>(); |
| Class.forName("com.mysql.jdbc.Driver"); |
| // database is named "bookkeeper" |
| String url = "jdbc:mysql://" + hostport + "/bookkeeper"; |
| try { |
| con = DriverManager.getConnection(url, user, pass); |
| stmt = con.createStatement(); |
| // drop table and recreate it |
| stmt.execute("DROP TABLE IF EXISTS data;"); |
| stmt.execute("create table data(transaction_id bigint PRIMARY KEY AUTO_INCREMENT, content TEXT);"); |
| LOG.info("Database initialization terminated"); |
| } catch (SQLException e) { |
| |
| // TODO Auto-generated catch block |
| e.printStackTrace(); |
| } |
| } |
| |
| public void closeHandle() throws KeeperException, InterruptedException, SQLException { |
| con.close(); |
| } |
| /** |
| * First parameter is an integer defining the length of the message |
| * Second parameter is the number of writes |
| * Third parameter is host:port |
| * Fourth parameter is username |
| * Fifth parameter is password |
| * @param args |
| * @throws ClassNotFoundException |
| * @throws SQLException |
| */ |
| public static void main(String[] args) throws ClassNotFoundException, SQLException { |
| int lenght = Integer.parseInt(args[1]); |
| StringBuilder sb = new StringBuilder(); |
| while(lenght-- > 0) { |
| sb.append('a'); |
| } |
| try { |
| MySqlClient c = new MySqlClient(args[2], args[3], args[4]); |
| c.writeSameEntryBatch(sb.toString().getBytes(UTF_8), Integer.parseInt(args[0])); |
| c.writeSameEntry(sb.toString().getBytes(UTF_8), Integer.parseInt(args[0])); |
| c.closeHandle(); |
| } catch (NumberFormatException e) { |
| e.printStackTrace(); |
| } catch (InterruptedException e) { |
| e.printStackTrace(); |
| } catch (KeeperException e) { |
| e.printStackTrace(); |
| } |
| |
| } |
| |
| /** |
| * Adds data entry to the DB |
| * @param data the entry to be written, given as a byte array |
| * @param times the number of times the entry should be written on the DB */ |
| void writeSameEntryBatch(byte[] data, int times) throws InterruptedException, SQLException { |
| start = System.currentTimeMillis(); |
| int count = times; |
| String content = new String(data, UTF_8); |
| System.out.println("Data: " + content + ", " + data.length); |
| while(count-- > 0) { |
| stmt.addBatch("insert into data(content) values(\"" + content + "\");"); |
| } |
| LOG.info("Finished writing batch SQL command in ms: " + (System.currentTimeMillis() - start)); |
| start = System.currentTimeMillis(); |
| stmt.executeBatch(); |
| System.out.println("Finished " + times + " writes in ms: " + (System.currentTimeMillis() - start)); |
| LOG.info("Ended computation"); |
| } |
| |
| void writeSameEntry(byte[] data, int times) throws InterruptedException, SQLException { |
| start = System.currentTimeMillis(); |
| int count = times; |
| String content = new String(data, UTF_8); |
| System.out.println("Data: " + content + ", " + data.length); |
| while(count-- > 0) { |
| stmt.executeUpdate("insert into data(content) values(\"" + content + "\");"); |
| } |
| System.out.println("Finished " + times + " writes in ms: " + (System.currentTimeMillis() - start)); |
| LOG.info("Ended computation"); |
| } |
| |
| } |