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dev_data_generator.go
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dev_data_generator.go
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// Copyright 2018 StreamSets Inc.
// Licensed 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 dev_random
import (
"github.com/icrowley/fake"
"github.com/streamsets/datacollector-edge/api"
"github.com/streamsets/datacollector-edge/api/linkedhashmap"
"github.com/streamsets/datacollector-edge/api/validation"
"github.com/streamsets/datacollector-edge/container/common"
"github.com/streamsets/datacollector-edge/stages/stagelibrary"
"math"
"math/big"
"math/rand"
"strconv"
"time"
)
const (
Library = "streamsets-datacollector-dev-lib"
StageName = "com_streamsets_pipeline_stage_devtest_RandomDataGeneratorSource"
MapRootType = "MAP"
ListMapRootType = "LIST_MAP"
STRING = "STRING"
INTEGER = "INTEGER"
LONG = "LONG"
FLOAT = "FLOAT"
DOUBLE = "DOUBLE"
DATE = "DATE"
DATETIME = "DATETIME"
ZONED_DATETIME = "ZONED_DATETIME"
TIME = "TIME"
BOOLEAN = "BOOLEAN"
DECIMAL = "DECIMAL"
BYTE_ARRAY = "BYTE_ARRAY"
LONG_SEQUENCE = "LONG_SEQUENCE"
ADDRESS_FULL_ADDRESS = "ADDRESS_FULL_ADDRESS"
ADDRESS_BUILDING_NUMBER = "ADDRESS_BUILDING_NUMBER"
ADDRESS_STREET_ADDRESS = "ADDRESS_STREET_ADDRESS"
ADDRESS_CITY = "ADDRESS_CITY"
ADDRESS_STATE = "ADDRESS_STATE"
ADDRESS_COUNTRY = "ADDRESS_COUNTRY"
ADDRESS_LATITUDE = "ADDRESS_LATITUDE"
ADDRESS_LONGITUDE = "ADDRESS_LONGITUDE"
APP_NAME = "APP_NAME"
APP_AUTHOR = "APP_AUTHOR"
APP_VERSION = "APP_VERSION"
BUSINESS_CREDIT_CARD_NUMBER = "BUSINESS_CREDIT_CARD_NUMBER"
BUSINESS_CREDIT_CARD_TYPE = "BUSINESS_CREDIT_CARD_TYPE"
COLOR = "COLOR"
COMPANY_NAME = "COMPANY_NAME"
COMPANY_INDUSTRY = "COMPANY_INDUSTRY"
COMPANY_BUZZWORD = "COMPANY_BUZZWORD"
COMPANY_URL = "COMPANY_URL"
DEMOGRAPHIC = "DEMOGRAPHIC"
EMAIL = "EMAIL"
FILE = "FILE"
FINANCE = "FINANCE"
INTERNET = "INTERNET"
LOREM = "LOREM"
MUSIC = "MUSIC"
NAME = "NAME"
PHONENUMBER = "PHONENUMBER"
RACE = "RACE"
SEX = "SEX"
SHAKESPEARE = "SHAKESPEARE"
SPACE = "SPACE"
SSN = "SSN"
STOCK = "STOCK"
NotSupported = "Not Supported"
)
var randomOffset = "random"
var race = []string{
"American Indian or Alaska Native",
"Asian",
"Black or African American",
"Native Hawaiian or Other Pacific Islander",
"White",
}
type Origin struct {
*common.BaseStage
DataGenConfigs []DataGeneratorConfig `ConfigDef:"type=MODEL" ListBeanModel:"name=dataGenConfigs"`
Delay float64 `ConfigDef:"type=NUMBER,required=true"`
BatchSize float64 `ConfigDef:"type=NUMBER,required=true"`
EventName string `ConfigDef:"type=STRING,required=true"`
RootFieldType string `ConfigDef:"type=STRING,required=true"`
}
type DataGeneratorConfig struct {
Field string `ConfigDef:"type=STRING,required=true"`
Type string `ConfigDef:"type=STRING,required=true"`
Precision float64 `ConfigDef:"type=NUMBER,required=true"`
Scale float64 `ConfigDef:"type=NUMBER,required=true"`
}
func init() {
stagelibrary.SetCreator(Library, StageName, func() api.Stage {
return &Origin{BaseStage: &common.BaseStage{}}
})
}
func (d *Origin) Init(stageContext api.StageContext) []validation.Issue {
issues := d.BaseStage.Init(stageContext)
return issues
}
func (d *Origin) Produce(lastSourceOffset *string, maxBatchSize int, batchMaker api.BatchMaker) (*string, error) {
if lastSourceOffset != nil {
time.Sleep(time.Duration(d.Delay) * time.Millisecond)
}
r := rand.New(rand.NewSource(99))
min := time.Date(2001, 1, 0, 0, 0, 0, 0, time.UTC).Unix()
max := time.Date(2018, 1, 0, 0, 0, 0, 0, time.UTC).Unix()
delta := max - min
batchSize := math.Min(float64(maxBatchSize), d.BatchSize)
for i := 0; i < int(batchSize); i++ {
var rootField *api.Field
if d.RootFieldType == MapRootType {
rootField, _ = d.createMapTypeField(r, delta, min)
} else {
rootField, _ = d.createListMapTypeField(r, delta, min)
}
recordId := common.CreateRecordId("dev-data", i)
if record, err := d.GetStageContext().CreateRecord(recordId, map[string]interface{}{}); err == nil {
record.Set(rootField)
batchMaker.AddRecord(record)
} else {
d.GetStageContext().ToError(err, record)
}
}
var rootEventField *api.Field
if d.RootFieldType == MapRootType {
rootEventField, _ = d.createMapTypeField(r, delta, min)
} else {
rootEventField, _ = d.createListMapTypeField(r, delta, min)
}
recordId := common.CreateRecordId("dev-data-event", 1)
if eventRecord, err := d.GetStageContext().CreateEventRecord(
recordId,
map[string]interface{}{},
d.EventName,
1,
); err == nil {
eventRecord.Set(rootEventField)
d.GetStageContext().ToEvent(eventRecord)
} else {
d.GetStageContext().ToError(err, eventRecord)
}
return &randomOffset, nil
}
func (d *Origin) createMapTypeField(r *rand.Rand, delta int64, min int64) (*api.Field, error) {
var rootField = make(map[string]*api.Field)
for _, config := range d.DataGenConfigs {
rootField[config.Field], _ = d.createField(config, r, delta, min)
}
return api.CreateMapFieldWithMapOfFields(rootField), nil
}
func (d *Origin) createListMapTypeField(r *rand.Rand, delta int64, min int64) (*api.Field, error) {
var listMapField = linkedhashmap.New()
for _, config := range d.DataGenConfigs {
field, _ := d.createField(config, r, delta, min)
listMapField.Put(config.Field, field)
}
return api.CreateListMapFieldWithMapOfFields(listMapField), nil
}
func (d *Origin) createField(config DataGeneratorConfig, r *rand.Rand, delta int64, min int64) (*api.Field, error) {
switch config.Type {
case BOOLEAN:
return api.CreateBoolField(r.Int63()&(1<<62) == 0)
case DATE:
fallthrough
case TIME:
fallthrough
case DATETIME:
sec := r.Int63n(delta) + min
return api.CreateDateTimeField((time.Unix(sec, 0)))
case DOUBLE:
return api.CreateDoubleField(r.Float64())
case FLOAT:
return api.CreateFloatField(r.Float32())
case INTEGER:
return api.CreateIntegerField(r.Int())
case LONG:
return api.CreateLongField(r.Int63())
case STRING:
return api.CreateStringField(fake.Sentence())
case DECIMAL:
i := new(big.Int)
i.SetString("64443234234123423", 10)
return api.CreateBigIntField(*i)
case ADDRESS_FULL_ADDRESS:
return api.CreateStringField(fake.StreetAddress())
case ADDRESS_BUILDING_NUMBER:
return api.CreateStringField(fake.StreetAddress())
case ADDRESS_STREET_ADDRESS:
return api.CreateStringField(fake.StreetAddress())
case ADDRESS_CITY:
return api.CreateStringField(fake.City())
case ADDRESS_STATE:
return api.CreateStringField(fake.State())
case ADDRESS_COUNTRY:
return api.CreateStringField(fake.Country())
case ADDRESS_LATITUDE:
return api.CreateFloatField(fake.Latitude())
case ADDRESS_LONGITUDE:
return api.CreateFloatField(fake.Longitude())
case APP_NAME:
return api.CreateStringField(fake.ProductName())
case APP_AUTHOR:
return api.CreateStringField(fake.FullName())
case APP_VERSION:
return api.CreateIntegerField(fake.MonthNum())
case BUSINESS_CREDIT_CARD_NUMBER:
return api.CreateStringField(fake.CreditCardNum(fake.CreditCardType()))
case BUSINESS_CREDIT_CARD_TYPE:
return api.CreateStringField(fake.CreditCardType())
case COLOR:
return api.CreateStringField(fake.Color())
case COMPANY_NAME:
return api.CreateStringField(fake.Company())
case COMPANY_INDUSTRY:
return api.CreateStringField(fake.Industry())
case COMPANY_BUZZWORD:
return api.CreateStringField(fake.ProductName())
case COMPANY_URL:
return api.CreateStringField(fake.DomainName())
case DEMOGRAPHIC:
return api.CreateStringField(fake.Characters())
case EMAIL:
return api.CreateStringField(fake.EmailAddress())
case FINANCE:
return api.CreateStringField(fake.Currency())
case INTERNET:
return api.CreateStringField(fake.DomainName())
case LOREM:
return api.CreateStringField(fake.Sentence())
case NAME:
return api.CreateStringField(fake.FullName())
case PHONENUMBER:
return api.CreateStringField(fake.Phone())
case RACE:
raceIndex := randIntRange(r, 0, len(race)-1)
return api.CreateStringField(race[raceIndex])
case SEX:
return api.CreateStringField(fake.Gender())
case SHAKESPEARE:
return api.CreateStringField(fake.Sentences())
case SSN:
return api.CreateStringField(
strconv.Itoa(randIntRange(r, 100000000, 999999999)),
)
case STOCK:
return api.CreateStringField(fake.CurrencyCode())
default:
return api.CreateStringField(NotSupported)
}
}
func randIntRange(r *rand.Rand, min, max int) int {
if min == max {
return min
}
return r.Intn((max+1)-min) + min
}