parser

package
v0.1.0 Latest Latest
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 Go to latest Published: Oct 12, 2022 License: Apache-2.0 Imports: 27 Imported by: 0

Documentation

Overview

Copyright [2019] housepower

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.

Copyright [2019] housepower

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.

Index

Constants

This section is empty.

Variables

View Source 
var (
	Layouts = []string{

		"2006-01-02T15:04:05Z07:00",
		"2006-01-02T15:04:05Z0700",
		"2006-01-02T15:04:05",

		"2006-01-02 15:04:05Z07:00",
		"2006-01-02 15:04:05Z0700",
		"2006-01-02 15:04:05",

		"Mon Jan _2 15:04:05 2006",
		"Mon Jan _2 15:04:05 MST 2006",
		"Mon Jan 02 15:04:05 -0700 2006",
		"02 Jan 06 15:04 MST",
		"02 Jan 06 15:04 -0700",
		"Monday, 02-Jan-06 15:04:05 MST",
		"Mon, 02 Jan 2006 15:04:05 MST",
		"Mon, 02 Jan 2006 15:04:05 -0700",

		"Mon Jan 02 15:04:05 MST 2006",
		"Mon 02 Jan 2006 03:04:05 PM MST",

		"Jan 02, 2006 15:04:05Z07:00",
		"Jan 02, 2006 15:04:05Z0700",
		"Jan 02, 2006 15:04:05",
		"02/Jan/2006 15:04:05 Z07:00",
		"02/Jan/2006 15:04:05 Z0700",
		"02/Jan/2006 15:04:05",

		"2006-01-02",
		"02/01/2006",
		"02/Jan/2006",
		"Jan 02, 2006",
		"Mon Jan 02, 2006",
	}
	Epoch            = time.Date(1970, 1, 1, 0, 0, 0, 0, time.UTC)
	ErrParseDateTime = errors.Newf("value doesn't contain DateTime")
)

Functions

func CsvGetFloat 

func CsvGetFloat[T constraints.Float](c *CsvMetric, key string, nullable bool, max float64) (val interface{})

GetFloat returns the value as float

func CsvGetInt 

func CsvGetInt[T constraints.Signed](c *CsvMetric, key string, nullable bool, min, max int64) (val interface{})

func CsvGetUint 

func CsvGetUint[T constraints.Unsigned](c *CsvMetric, key string, nullable bool, max uint64) (val interface{})

func FastjsonFloatArray 

func FastjsonFloatArray[T constraints.Float](a []*fastjson.Value, max float64) (arr []T)

func FastjsonGetFloat 

func FastjsonGetFloat[T constraints.Float](c *FastjsonMetric, key string, nullable bool, max float64) (val interface{})

func FastjsonGetInt 

func FastjsonGetInt[T constraints.Signed](c *FastjsonMetric, key string, nullable bool, min, max int64) (val interface{})

func FastjsonGetUint 

func FastjsonGetUint[T constraints.Unsigned](c *FastjsonMetric, key string, nullable bool, max uint64) (val interface{})

func FastjsonIntArray 

func FastjsonIntArray[T constraints.Signed](a []*fastjson.Value, min, max int64) (arr []T)

func FastjsonUintArray 

func FastjsonUintArray[T constraints.Unsigned](a []*fastjson.Value, max uint64) (arr []T)

func GjsonFloatArray 

func GjsonFloatArray[T constraints.Float](a []gjson.Result, max float64) (arr []T)

func GjsonGetFloat 

func GjsonGetFloat[T constraints.Float](c *GjsonMetric, key string, nullable bool, max float64) (val interface{})

func GjsonGetInt 

func GjsonGetInt[T constraints.Signed](c *GjsonMetric, key string, nullable bool, min, max int64) (val interface{})

func GjsonGetUint 

func GjsonGetUint[T constraints.Unsigned](c *GjsonMetric, key string, nullable bool, max uint64) (val interface{})

func GjsonIntArray 

func GjsonIntArray[T constraints.Signed](a []gjson.Result, min, max int64) (arr []T)

func GjsonUintArray 

func GjsonUintArray[T constraints.Unsigned](a []gjson.Result, max uint64) (arr []T)

func UnixFloat 

func UnixFloat(sec, unit float64) (t time.Time)

Types

type CsvMetric 

type CsvMetric struct {
	// contains filtered or unexported fields
}

CsvMetic

func (*CsvMetric) GetArray 

func (c *CsvMetric) GetArray(key string, typ int) (val interface{})

GetArray parse an CSV encoded array

func (*CsvMetric) GetBool 

func (c *CsvMetric) GetBool(key string, nullable bool) (val interface{})

func (*CsvMetric) GetDateTime 

func (c *CsvMetric) GetDateTime(key string, nullable bool) (val interface{})

func (*CsvMetric) GetDecimal 

func (c *CsvMetric) GetDecimal(key string, nullable bool) (val interface{})

GetDecimal returns the value as decimal

func (*CsvMetric) GetFloat32 

func (c *CsvMetric) GetFloat32(key string, nullable bool) (val interface{})

func (*CsvMetric) GetFloat64 

func (c *CsvMetric) GetFloat64(key string, nullable bool) (val interface{})

func (*CsvMetric) GetInt16 

func (c *CsvMetric) GetInt16(key string, nullable bool) (val interface{})

func (*CsvMetric) GetInt32 

func (c *CsvMetric) GetInt32(key string, nullable bool) (val interface{})

func (*CsvMetric) GetInt64 

func (c *CsvMetric) GetInt64(key string, nullable bool) (val interface{})

func (*CsvMetric) GetInt8 

func (c *CsvMetric) GetInt8(key string, nullable bool) (val interface{})

func (*CsvMetric) GetNewKeys 

func (c *CsvMetric) GetNewKeys(knownKeys, newKeys, warnKeys *sync.Map, white, black *regexp.Regexp, partition int, offset int64) bool

func (*CsvMetric) GetString 

func (c *CsvMetric) GetString(key string, nullable bool) (val interface{})

GetString get the value as string

func (*CsvMetric) GetUint16 

func (c *CsvMetric) GetUint16(key string, nullable bool) (val interface{})

func (*CsvMetric) GetUint32 

func (c *CsvMetric) GetUint32(key string, nullable bool) (val interface{})

func (*CsvMetric) GetUint64 

func (c *CsvMetric) GetUint64(key string, nullable bool) (val interface{})

func (*CsvMetric) GetUint8 

func (c *CsvMetric) GetUint8(key string, nullable bool) (val interface{})

type CsvParser 

type CsvParser struct {
	// contains filtered or unexported fields
}

CsvParser implementation to parse input from a CSV format per RFC 4180

func (*CsvParser) Parse 

func (p *CsvParser) Parse(bs []byte) (metric model.Metric, err error)

Parse extract a list of comma-separated values from the data

type FastjsonMetric 

type FastjsonMetric struct {
	// contains filtered or unexported fields
}

func (*FastjsonMetric) GetArray 

func (c *FastjsonMetric) GetArray(key string, typ int) (val interface{})

func (*FastjsonMetric) GetBool 

func (c *FastjsonMetric) GetBool(key string, nullable bool) (val interface{})

func (*FastjsonMetric) GetDateTime 

func (c *FastjsonMetric) GetDateTime(key string, nullable bool) (val interface{})

func (*FastjsonMetric) GetDecimal 

func (c *FastjsonMetric) GetDecimal(key string, nullable bool) (val interface{})

func (*FastjsonMetric) GetFloat32 

func (c *FastjsonMetric) GetFloat32(key string, nullable bool) (val interface{})

func (*FastjsonMetric) GetFloat64 

func (c *FastjsonMetric) GetFloat64(key string, nullable bool) (val interface{})

func (*FastjsonMetric) GetInt16 

func (c *FastjsonMetric) GetInt16(key string, nullable bool) (val interface{})

func (*FastjsonMetric) GetInt32 

func (c *FastjsonMetric) GetInt32(key string, nullable bool) (val interface{})

func (*FastjsonMetric) GetInt64 

func (c *FastjsonMetric) GetInt64(key string, nullable bool) (val interface{})

func (*FastjsonMetric) GetInt8 

func (c *FastjsonMetric) GetInt8(key string, nullable bool) (val interface{})

func (*FastjsonMetric) GetNewKeys 

func (c *FastjsonMetric) GetNewKeys(knownKeys, newKeys, warnKeys *sync.Map, white, black *regexp.Regexp, partition int, offset int64) (foundNew bool)

func (*FastjsonMetric) GetString 

func (c *FastjsonMetric) GetString(key string, nullable bool) (val interface{})

func (*FastjsonMetric) GetUint16 

func (c *FastjsonMetric) GetUint16(key string, nullable bool) (val interface{})

func (*FastjsonMetric) GetUint32 

func (c *FastjsonMetric) GetUint32(key string, nullable bool) (val interface{})

func (*FastjsonMetric) GetUint64 

func (c *FastjsonMetric) GetUint64(key string, nullable bool) (val interface{})

func (*FastjsonMetric) GetUint8 

func (c *FastjsonMetric) GetUint8(key string, nullable bool) (val interface{})

type FastjsonParser 

type FastjsonParser struct {
	// contains filtered or unexported fields
}

FastjsonParser, parser for get data in json format

func (*FastjsonParser) Parse 

func (p *FastjsonParser) Parse(bs []byte) (metric model.Metric, err error)

type GjsonMetric 

type GjsonMetric struct {
	// contains filtered or unexported fields
}

func (*GjsonMetric) GetArray 

func (c *GjsonMetric) GetArray(key string, typ int) (val interface{})

func (*GjsonMetric) GetBool 

func (c *GjsonMetric) GetBool(key string, nullable bool) (val interface{})

func (*GjsonMetric) GetDateTime 

func (c *GjsonMetric) GetDateTime(key string, nullable bool) (val interface{})

func (*GjsonMetric) GetDecimal 

func (c *GjsonMetric) GetDecimal(key string, nullable bool) (val interface{})

func (*GjsonMetric) GetFloat32 

func (c *GjsonMetric) GetFloat32(key string, nullable bool) (val interface{})

func (*GjsonMetric) GetFloat64 

func (c *GjsonMetric) GetFloat64(key string, nullable bool) (val interface{})

func (*GjsonMetric) GetInt16 

func (c *GjsonMetric) GetInt16(key string, nullable bool) (val interface{})

func (*GjsonMetric) GetInt32 

func (c *GjsonMetric) GetInt32(key string, nullable bool) (val interface{})

func (*GjsonMetric) GetInt64 

func (c *GjsonMetric) GetInt64(key string, nullable bool) (val interface{})

func (*GjsonMetric) GetInt8 

func (c *GjsonMetric) GetInt8(key string, nullable bool) (val interface{})

func (*GjsonMetric) GetNewKeys 

func (c *GjsonMetric) GetNewKeys(knownKeys, newKeys, warnKeys *sync.Map, white, black *regexp.Regexp, partition int, offset int64) (foundNew bool)

func (*GjsonMetric) GetString 

func (c *GjsonMetric) GetString(key string, nullable bool) (val interface{})

func (*GjsonMetric) GetUint16 

func (c *GjsonMetric) GetUint16(key string, nullable bool) (val interface{})

func (*GjsonMetric) GetUint32 

func (c *GjsonMetric) GetUint32(key string, nullable bool) (val interface{})

func (*GjsonMetric) GetUint64 

func (c *GjsonMetric) GetUint64(key string, nullable bool) (val interface{})

func (*GjsonMetric) GetUint8 

func (c *GjsonMetric) GetUint8(key string, nullable bool) (val interface{})

type GjsonParser 

type GjsonParser struct {
	// contains filtered or unexported fields
}

func (*GjsonParser) Parse 

func (p *GjsonParser) Parse(bs []byte) (metric model.Metric, err error)

type Parser 

type Parser interface {
	Parse(bs []byte) (metric model.Metric, err error)
}

Parse is the Parser interface

type Pool 

type Pool struct {
	// contains filtered or unexported fields
}

Pool may be used for pooling Parsers for similarly typed JSONs.

func NewParserPool 

func NewParserPool(
	name string,
	csvFormat []string,
	delimiter string,
	timezone string,
	timeunit float64,
	topic string,
	schemaRegistry schemaregistry.Client,
) (pp *Pool, err error)

NewParserPool creates a parser pool

func (*Pool) Get 

func (pp *Pool) Get() Parser

Get returns a Parser from pp.

The Parser must be Put to pp after use.

func (*Pool) ParseDateTime 

func (pp *Pool) ParseDateTime(key string, val string) (t time.Time, err error)

Assuming that all values of a field of kafka message has the same layout, and layouts of each field are unrelated. Automatically detect the layout from till the first successful detection and reuse that layout forever. Return time in UTC.

func (*Pool) Put 

func (pp *Pool) Put(p Parser)

Put returns p to pp.

p and objects recursively returned from p cannot be used after p is put into pp.

type ProtoDeserializer 

type ProtoDeserializer struct {
	// contains filtered or unexported fields
}

ProtoDeserializer represents a Protobuf deserializer.

func (*ProtoDeserializer) ToDynamicMessage 

func (p *ProtoDeserializer) ToDynamicMessage(bytes []byte) (*dynamic.Message, error)

type ProtoMetric 

type ProtoMetric struct {
	// contains filtered or unexported fields
}

func (*ProtoMetric) GetArray 

func (m *ProtoMetric) GetArray(key string, t int) interface{}

func (*ProtoMetric) GetBool 

func (m *ProtoMetric) GetBool(key string, nullable bool) interface{}

func (*ProtoMetric) GetDateTime 

func (m *ProtoMetric) GetDateTime(key string, nullable bool) interface{}

func (*ProtoMetric) GetDecimal 

func (m *ProtoMetric) GetDecimal(key string, nullable bool) interface{}

func (*ProtoMetric) GetFloat32 

func (m *ProtoMetric) GetFloat32(key string, nullable bool) interface{}

func (*ProtoMetric) GetFloat64 

func (m *ProtoMetric) GetFloat64(key string, nullable bool) interface{}

func (*ProtoMetric) GetInt16 

func (m *ProtoMetric) GetInt16(key string, nullable bool) interface{}

func (*ProtoMetric) GetInt32 

func (m *ProtoMetric) GetInt32(key string, nullable bool) interface{}

func (*ProtoMetric) GetInt64 

func (m *ProtoMetric) GetInt64(key string, nullable bool) interface{}

func (*ProtoMetric) GetInt8 

func (m *ProtoMetric) GetInt8(key string, nullable bool) interface{}

func (*ProtoMetric) GetNewKeys 

func (m *ProtoMetric) GetNewKeys(knownKeys, newKeys, warnKeys *sync.Map, white, black *regexp.Regexp, partition int, offset int64) bool

func (*ProtoMetric) GetString 

func (m *ProtoMetric) GetString(key string, nullable bool) interface{}

func (*ProtoMetric) GetUint16 

func (m *ProtoMetric) GetUint16(key string, nullable bool) interface{}

func (*ProtoMetric) GetUint32 

func (m *ProtoMetric) GetUint32(key string, nullable bool) interface{}

func (*ProtoMetric) GetUint64 

func (m *ProtoMetric) GetUint64(key string, nullable bool) interface{}

func (*ProtoMetric) GetUint8 

func (m *ProtoMetric) GetUint8(key string, nullable bool) interface{}

type ProtoParser 

type ProtoParser struct {
	// contains filtered or unexported fields
}

ProtoParser knows how to get data from proto format.

func (*ProtoParser) Parse 

func (p *ProtoParser) Parse(bs []byte) (model.Metric, error)

Parse parses bytes into metric that knows how.

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