| /** |
| * 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.sqoop.manager.oracle.util; |
| |
| /** |
| * Generates test data for Oracle INTERVAL DAY TO SECOND columns. |
| */ |
| public class IntervalDaySecondGenerator extends |
| OraOopTestDataGenerator<String> { |
| private final int daysPrecision; |
| private final int minDays; |
| private final int maxDays; |
| private final int secondsPrecision; |
| private final int maxFractionalSeconds; |
| |
| /** |
| * Create a generator that will generate intervals with the specified |
| * precision for days and seconds. |
| * |
| * @param daysPrecision |
| * Number of decimal digits in the days part of each interval |
| * @param secondsPrecision |
| * Number of decimal digits after the decimal point in seconds part |
| * of each interval. |
| */ |
| public IntervalDaySecondGenerator(int daysPrecision, int secondsPrecision) { |
| super(); |
| this.daysPrecision = daysPrecision; |
| this.minDays = -(int) Math.pow(10, daysPrecision) + 1; |
| this.maxDays = (int) Math.pow(10, daysPrecision) - 1; |
| this.secondsPrecision = secondsPrecision; |
| this.maxFractionalSeconds = (int) Math.pow(10, secondsPrecision); |
| } |
| |
| @Override |
| public String next() { |
| int days = minDays + rng.nextInt(maxDays - minDays + 1); |
| int hours = rng.nextInt(24); |
| int minutes = rng.nextInt(60); |
| int seconds = rng.nextInt(60); |
| int fractionalSeconds = rng.nextInt(maxFractionalSeconds); |
| String val = |
| String.format("%+0" + daysPrecision + "d %02d:%02d:%02d.%0" |
| + secondsPrecision + "d", days, hours, minutes, seconds, |
| fractionalSeconds); |
| return val; |
| } |
| } |