calculator.go

// Autogenerated by Thrift Compiler (0.11.0)
// DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING

package service_decorators_example

import (
	"bytes"
	"context"
	"fmt"
	"reflect"

	"git.apache.org/thrift.git/lib/go/thrift"
)

// (needed to ensure safety because of naive import list construction.)
var _ = thrift.ZERO
var _ = fmt.Printf
var _ = context.Background
var _ = reflect.DeepEqual
var _ = bytes.Equal

// Attributes:
//  - Op1
//  - Op2
type Request struct {
	Op1 int32 `thrift:"op1,1" db:"op1" json:"op1"`
	Op2 int32 `thrift:"op2,2" db:"op2" json:"op2"`
}

func NewRequest() *Request {
	return &Request{}
}

func (p *Request) GetOp1() int32 {
	return p.Op1
}

func (p *Request) GetOp2() int32 {
	return p.Op2
}
func (p *Request) Read(iprot thrift.TProtocol) error {
	if _, err := iprot.ReadStructBegin(); err != nil {
		return thrift.PrependError(fmt.Sprintf("%T read error: ", p), err)
	}

	for {
		_, fieldTypeId, fieldId, err := iprot.ReadFieldBegin()
		if err != nil {
			return thrift.PrependError(fmt.Sprintf("%T field %d read error: ", p, fieldId), err)
		}
		if fieldTypeId == thrift.STOP {
			break
		}
		switch fieldId {
		case 1:
			if fieldTypeId == thrift.I32 {
				if err := p.ReadField1(iprot); err != nil {
					return err
				}
			} else {
				if err := iprot.Skip(fieldTypeId); err != nil {
					return err
				}
			}
		case 2:
			if fieldTypeId == thrift.I32 {
				if err := p.ReadField2(iprot); err != nil {
					return err
				}
			} else {
				if err := iprot.Skip(fieldTypeId); err != nil {
					return err
				}
			}
		default:
			if err := iprot.Skip(fieldTypeId); err != nil {
				return err
			}
		}
		if err := iprot.ReadFieldEnd(); err != nil {
			return err
		}
	}
	if err := iprot.ReadStructEnd(); err != nil {
		return thrift.PrependError(fmt.Sprintf("%T read struct end error: ", p), err)
	}
	return nil
}

func (p *Request) ReadField1(iprot thrift.TProtocol) error {
	if v, err := iprot.ReadI32(); err != nil {
		return thrift.PrependError("error reading field 1: ", err)
	} else {
		p.Op1 = v
	}
	return nil
}

func (p *Request) ReadField2(iprot thrift.TProtocol) error {
	if v, err := iprot.ReadI32(); err != nil {
		return thrift.PrependError("error reading field 2: ", err)
	} else {
		p.Op2 = v
	}
	return nil
}

func (p *Request) Write(oprot thrift.TProtocol) error {
	if err := oprot.WriteStructBegin("Request"); err != nil {
		return thrift.PrependError(fmt.Sprintf("%T write struct begin error: ", p), err)
	}
	if p != nil {
		if err := p.writeField1(oprot); err != nil {
			return err
		}
		if err := p.writeField2(oprot); err != nil {
			return err
		}
	}
	if err := oprot.WriteFieldStop(); err != nil {
		return thrift.PrependError("write field stop error: ", err)
	}
	if err := oprot.WriteStructEnd(); err != nil {
		return thrift.PrependError("write struct stop error: ", err)
	}
	return nil
}

func (p *Request) writeField1(oprot thrift.TProtocol) (err error) {
	if err := oprot.WriteFieldBegin("op1", thrift.I32, 1); err != nil {
		return thrift.PrependError(fmt.Sprintf("%T write field begin error 1:op1: ", p), err)
	}
	if err := oprot.WriteI32(int32(p.Op1)); err != nil {
		return thrift.PrependError(fmt.Sprintf("%T.op1 (1) field write error: ", p), err)
	}
	if err := oprot.WriteFieldEnd(); err != nil {
		return thrift.PrependError(fmt.Sprintf("%T write field end error 1:op1: ", p), err)
	}
	return err
}

func (p *Request) writeField2(oprot thrift.TProtocol) (err error) {
	if err := oprot.WriteFieldBegin("op2", thrift.I32, 2); err != nil {
		return thrift.PrependError(fmt.Sprintf("%T write field begin error 2:op2: ", p), err)
	}
	if err := oprot.WriteI32(int32(p.Op2)); err != nil {
		return thrift.PrependError(fmt.Sprintf("%T.op2 (2) field write error: ", p), err)
	}
	if err := oprot.WriteFieldEnd(); err != nil {
		return thrift.PrependError(fmt.Sprintf("%T write field end error 2:op2: ", p), err)
	}
	return err
}

func (p *Request) String() string {
	if p == nil {
		return "<nil>"
	}
	return fmt.Sprintf("Request(%+v)", *p)
}

type Calculator interface {
	// Parameters:
	//  - Req
	Add(ctx context.Context, req *Request) (r int32, err error)
}

type CalculatorClient struct {
	c thrift.TClient
}

// Deprecated: Use NewCalculator instead
func NewCalculatorClientFactory(t thrift.TTransport, f thrift.TProtocolFactory) *CalculatorClient {
	return &CalculatorClient{
		c: thrift.NewTStandardClient(f.GetProtocol(t), f.GetProtocol(t)),
	}
}

// Deprecated: Use NewCalculator instead
func NewCalculatorClientProtocol(t thrift.TTransport, iprot thrift.TProtocol, oprot thrift.TProtocol) *CalculatorClient {
	return &CalculatorClient{
		c: thrift.NewTStandardClient(iprot, oprot),
	}
}

func NewCalculatorClient(c thrift.TClient) *CalculatorClient {
	return &CalculatorClient{
		c: c,
	}
}

// Parameters:
//  - Req
func (p *CalculatorClient) Add(ctx context.Context, req *Request) (r int32, err error) {
	var _args0 CalculatorAddArgs
	_args0.Req = req
	var _result1 CalculatorAddResult
	if err = p.c.Call(ctx, "add", &_args0, &_result1); err != nil {
		return
	}
	return _result1.GetSuccess(), nil
}

type CalculatorProcessor struct {
	processorMap map[string]thrift.TProcessorFunction
	handler      Calculator
}

func (p *CalculatorProcessor) AddToProcessorMap(key string, processor thrift.TProcessorFunction) {
	p.processorMap[key] = processor
}

func (p *CalculatorProcessor) GetProcessorFunction(key string) (processor thrift.TProcessorFunction, ok bool) {
	processor, ok = p.processorMap[key]
	return processor, ok
}

func (p *CalculatorProcessor) ProcessorMap() map[string]thrift.TProcessorFunction {
	return p.processorMap
}

func NewCalculatorProcessor(handler Calculator) *CalculatorProcessor {

	self2 := &CalculatorProcessor{handler: handler, processorMap: make(map[string]thrift.TProcessorFunction)}
	self2.processorMap["add"] = &calculatorProcessorAdd{handler: handler}
	return self2
}

func (p *CalculatorProcessor) Process(ctx context.Context, iprot, oprot thrift.TProtocol) (success bool, err thrift.TException) {
	name, _, seqId, err := iprot.ReadMessageBegin()
	if err != nil {
		return false, err
	}
	if processor, ok := p.GetProcessorFunction(name); ok {
		return processor.Process(ctx, seqId, iprot, oprot)
	}
	iprot.Skip(thrift.STRUCT)
	iprot.ReadMessageEnd()
	x3 := thrift.NewTApplicationException(thrift.UNKNOWN_METHOD, "Unknown function "+name)
	oprot.WriteMessageBegin(name, thrift.EXCEPTION, seqId)
	x3.Write(oprot)
	oprot.WriteMessageEnd()
	oprot.Flush(ctx)
	return false, x3

}

type calculatorProcessorAdd struct {
	handler Calculator
}

func (p *calculatorProcessorAdd) Process(ctx context.Context, seqId int32, iprot, oprot thrift.TProtocol) (success bool, err thrift.TException) {
	args := CalculatorAddArgs{}
	if err = args.Read(iprot); err != nil {
		iprot.ReadMessageEnd()
		x := thrift.NewTApplicationException(thrift.PROTOCOL_ERROR, err.Error())
		oprot.WriteMessageBegin("add", thrift.EXCEPTION, seqId)
		x.Write(oprot)
		oprot.WriteMessageEnd()
		oprot.Flush(ctx)
		return false, err
	}

	iprot.ReadMessageEnd()
	result := CalculatorAddResult{}
	var retval int32
	var err2 error
	if retval, err2 = p.handler.Add(ctx, args.Req); err2 != nil {
		x := thrift.NewTApplicationException(thrift.INTERNAL_ERROR, "Internal error processing add: "+err2.Error())
		oprot.WriteMessageBegin("add", thrift.EXCEPTION, seqId)
		x.Write(oprot)
		oprot.WriteMessageEnd()
		oprot.Flush(ctx)
		return true, err2
	} else {
		result.Success = &retval
	}
	if err2 = oprot.WriteMessageBegin("add", thrift.REPLY, seqId); err2 != nil {
		err = err2
	}
	if err2 = result.Write(oprot); err == nil && err2 != nil {
		err = err2
	}
	if err2 = oprot.WriteMessageEnd(); err == nil && err2 != nil {
		err = err2
	}
	if err2 = oprot.Flush(ctx); err == nil && err2 != nil {
		err = err2
	}
	if err != nil {
		return
	}
	return true, err
}

// HELPER FUNCTIONS AND STRUCTURES

// Attributes:
//  - Req
type CalculatorAddArgs struct {
	Req *Request `thrift:"req,1" db:"req" json:"req"`
}

func NewCalculatorAddArgs() *CalculatorAddArgs {
	return &CalculatorAddArgs{}
}

var CalculatorAddArgs_Req_DEFAULT *Request

func (p *CalculatorAddArgs) GetReq() *Request {
	if !p.IsSetReq() {
		return CalculatorAddArgs_Req_DEFAULT
	}
	return p.Req
}
func (p *CalculatorAddArgs) IsSetReq() bool {
	return p.Req != nil
}

func (p *CalculatorAddArgs) Read(iprot thrift.TProtocol) error {
	if _, err := iprot.ReadStructBegin(); err != nil {
		return thrift.PrependError(fmt.Sprintf("%T read error: ", p), err)
	}

	for {
		_, fieldTypeId, fieldId, err := iprot.ReadFieldBegin()
		if err != nil {
			return thrift.PrependError(fmt.Sprintf("%T field %d read error: ", p, fieldId), err)
		}
		if fieldTypeId == thrift.STOP {
			break
		}
		switch fieldId {
		case 1:
			if fieldTypeId == thrift.STRUCT {
				if err := p.ReadField1(iprot); err != nil {
					return err
				}
			} else {
				if err := iprot.Skip(fieldTypeId); err != nil {
					return err
				}
			}
		default:
			if err := iprot.Skip(fieldTypeId); err != nil {
				return err
			}
		}
		if err := iprot.ReadFieldEnd(); err != nil {
			return err
		}
	}
	if err := iprot.ReadStructEnd(); err != nil {
		return thrift.PrependError(fmt.Sprintf("%T read struct end error: ", p), err)
	}
	return nil
}

func (p *CalculatorAddArgs) ReadField1(iprot thrift.TProtocol) error {
	p.Req = &Request{}
	if err := p.Req.Read(iprot); err != nil {
		return thrift.PrependError(fmt.Sprintf("%T error reading struct: ", p.Req), err)
	}
	return nil
}

func (p *CalculatorAddArgs) Write(oprot thrift.TProtocol) error {
	if err := oprot.WriteStructBegin("add_args"); err != nil {
		return thrift.PrependError(fmt.Sprintf("%T write struct begin error: ", p), err)
	}
	if p != nil {
		if err := p.writeField1(oprot); err != nil {
			return err
		}
	}
	if err := oprot.WriteFieldStop(); err != nil {
		return thrift.PrependError("write field stop error: ", err)
	}
	if err := oprot.WriteStructEnd(); err != nil {
		return thrift.PrependError("write struct stop error: ", err)
	}
	return nil
}

func (p *CalculatorAddArgs) writeField1(oprot thrift.TProtocol) (err error) {
	if err := oprot.WriteFieldBegin("req", thrift.STRUCT, 1); err != nil {
		return thrift.PrependError(fmt.Sprintf("%T write field begin error 1:req: ", p), err)
	}
	if err := p.Req.Write(oprot); err != nil {
		return thrift.PrependError(fmt.Sprintf("%T error writing struct: ", p.Req), err)
	}
	if err := oprot.WriteFieldEnd(); err != nil {
		return thrift.PrependError(fmt.Sprintf("%T write field end error 1:req: ", p), err)
	}
	return err
}

func (p *CalculatorAddArgs) String() string {
	if p == nil {
		return "<nil>"
	}
	return fmt.Sprintf("CalculatorAddArgs(%+v)", *p)
}

// Attributes:
//  - Success
type CalculatorAddResult struct {
	Success *int32 `thrift:"success,0" db:"success" json:"success,omitempty"`
}

func NewCalculatorAddResult() *CalculatorAddResult {
	return &CalculatorAddResult{}
}

var CalculatorAddResult_Success_DEFAULT int32

func (p *CalculatorAddResult) GetSuccess() int32 {
	if !p.IsSetSuccess() {
		return CalculatorAddResult_Success_DEFAULT
	}
	return *p.Success
}
func (p *CalculatorAddResult) IsSetSuccess() bool {
	return p.Success != nil
}

func (p *CalculatorAddResult) Read(iprot thrift.TProtocol) error {
	if _, err := iprot.ReadStructBegin(); err != nil {
		return thrift.PrependError(fmt.Sprintf("%T read error: ", p), err)
	}

	for {
		_, fieldTypeId, fieldId, err := iprot.ReadFieldBegin()
		if err != nil {
			return thrift.PrependError(fmt.Sprintf("%T field %d read error: ", p, fieldId), err)
		}
		if fieldTypeId == thrift.STOP {
			break
		}
		switch fieldId {
		case 0:
			if fieldTypeId == thrift.I32 {
				if err := p.ReadField0(iprot); err != nil {
					return err
				}
			} else {
				if err := iprot.Skip(fieldTypeId); err != nil {
					return err
				}
			}
		default:
			if err := iprot.Skip(fieldTypeId); err != nil {
				return err
			}
		}
		if err := iprot.ReadFieldEnd(); err != nil {
			return err
		}
	}
	if err := iprot.ReadStructEnd(); err != nil {
		return thrift.PrependError(fmt.Sprintf("%T read struct end error: ", p), err)
	}
	return nil
}

func (p *CalculatorAddResult) ReadField0(iprot thrift.TProtocol) error {
	if v, err := iprot.ReadI32(); err != nil {
		return thrift.PrependError("error reading field 0: ", err)
	} else {
		p.Success = &v
	}
	return nil
}

func (p *CalculatorAddResult) Write(oprot thrift.TProtocol) error {
	if err := oprot.WriteStructBegin("add_result"); err != nil {
		return thrift.PrependError(fmt.Sprintf("%T write struct begin error: ", p), err)
	}
	if p != nil {
		if err := p.writeField0(oprot); err != nil {
			return err
		}
	}
	if err := oprot.WriteFieldStop(); err != nil {
		return thrift.PrependError("write field stop error: ", err)
	}
	if err := oprot.WriteStructEnd(); err != nil {
		return thrift.PrependError("write struct stop error: ", err)
	}
	return nil
}

func (p *CalculatorAddResult) writeField0(oprot thrift.TProtocol) (err error) {
	if p.IsSetSuccess() {
		if err := oprot.WriteFieldBegin("success", thrift.I32, 0); err != nil {
			return thrift.PrependError(fmt.Sprintf("%T write field begin error 0:success: ", p), err)
		}
		if err := oprot.WriteI32(int32(*p.Success)); err != nil {
			return thrift.PrependError(fmt.Sprintf("%T.success (0) field write error: ", p), err)
		}
		if err := oprot.WriteFieldEnd(); err != nil {
			return thrift.PrependError(fmt.Sprintf("%T write field end error 0:success: ", p), err)
		}
	}
	return err
}

func (p *CalculatorAddResult) String() string {
	if p == nil {
		return "<nil>"
	}
	return fmt.Sprintf("CalculatorAddResult(%+v)", *p)
}