| /* |
| * 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.flink.training.exercises.common.datatypes; |
| |
| import org.joda.time.DateTime; |
| import org.joda.time.format.DateTimeFormat; |
| import org.joda.time.format.DateTimeFormatter; |
| |
| import java.io.Serializable; |
| import java.util.Locale; |
| |
| /** |
| * A TaxiFare is a taxi fare event. |
| * |
| * <p>A TaxiFare consists of |
| * - the rideId of the event |
| * - the time of the event |
| */ |
| public class TaxiFare implements Serializable { |
| |
| private static final DateTimeFormatter TIME_FORMATTER = |
| DateTimeFormat.forPattern("yyyy-MM-dd HH:mm:ss").withLocale(Locale.US).withZoneUTC(); |
| |
| /** |
| * Creates a TaxiFare with now as start time. |
| */ |
| public TaxiFare() { |
| this.startTime = new DateTime(); |
| } |
| |
| /** |
| * Creates a TaxiFare with the given parameters. |
| */ |
| public TaxiFare(long rideId, long taxiId, long driverId, DateTime startTime, String paymentType, float tip, float tolls, float totalFare) { |
| this.rideId = rideId; |
| this.taxiId = taxiId; |
| this.driverId = driverId; |
| this.startTime = startTime; |
| this.paymentType = paymentType; |
| this.tip = tip; |
| this.tolls = tolls; |
| this.totalFare = totalFare; |
| } |
| |
| public long rideId; |
| public long taxiId; |
| public long driverId; |
| public DateTime startTime; |
| public String paymentType; |
| public float tip; |
| public float tolls; |
| public float totalFare; |
| |
| @Override |
| public String toString() { |
| return rideId + "," + |
| taxiId + "," + |
| driverId + "," + |
| startTime.toString(TIME_FORMATTER) + "," + |
| paymentType + "," + |
| tip + "," + |
| tolls + "," + |
| totalFare; |
| } |
| |
| /** |
| * Parse a TaxiFare from a CSV representation. |
| */ |
| public static TaxiFare fromString(String line) { |
| |
| String[] tokens = line.split(","); |
| if (tokens.length != 8) { |
| throw new RuntimeException("Invalid record: " + line); |
| } |
| |
| TaxiFare ride = new TaxiFare(); |
| |
| try { |
| ride.rideId = Long.parseLong(tokens[0]); |
| ride.taxiId = Long.parseLong(tokens[1]); |
| ride.driverId = Long.parseLong(tokens[2]); |
| ride.startTime = DateTime.parse(tokens[3], TIME_FORMATTER); |
| ride.paymentType = tokens[4]; |
| ride.tip = tokens[5].length() > 0 ? Float.parseFloat(tokens[5]) : 0.0f; |
| ride.tolls = tokens[6].length() > 0 ? Float.parseFloat(tokens[6]) : 0.0f; |
| ride.totalFare = tokens[7].length() > 0 ? Float.parseFloat(tokens[7]) : 0.0f; |
| |
| } catch (NumberFormatException nfe) { |
| throw new RuntimeException("Invalid record: " + line, nfe); |
| } |
| |
| return ride; |
| } |
| |
| @Override |
| public boolean equals(Object other) { |
| return other instanceof TaxiFare && |
| this.rideId == ((TaxiFare) other).rideId; |
| } |
| |
| @Override |
| public int hashCode() { |
| return (int) this.rideId; |
| } |
| |
| /** |
| * Gets the fare's start time. |
| */ |
| public long getEventTime() { |
| return startTime.getMillis(); |
| } |
| } |