sample

README

Templates under this directory are for Mixer's internal testing purpose only.

Documentation

Overview

Package sample provides a set of templates for internal testing of Mixer. Templates under this directory are for Mixer's internal testing purpose *ONLY*.

Index

• Variables

Variables

var (
	SupportedTmplInfo = map[string]template.Info{

		istio_mixer_adapter_sample_myapa.TemplateName: {
			Name:               istio_mixer_adapter_sample_myapa.TemplateName,
			Impl:               "istio.mixer.adapter.sample.myapa",
			CtrCfg:             &istio_mixer_adapter_sample_myapa.InstanceParam{},
			Variety:            istio_adapter_model_v1beta1.TEMPLATE_VARIETY_ATTRIBUTE_GENERATOR,
			BldrInterfaceName:  istio_mixer_adapter_sample_myapa.TemplateName + "." + "HandlerBuilder",
			HndlrInterfaceName: istio_mixer_adapter_sample_myapa.TemplateName + "." + "Handler",
			BuilderSupportsTemplate: func(hndlrBuilder adapter.HandlerBuilder) bool {
				_, ok := hndlrBuilder.(istio_mixer_adapter_sample_myapa.HandlerBuilder)
				return ok
			},
			HandlerSupportsTemplate: func(hndlr adapter.Handler) bool {
				_, ok := hndlr.(istio_mixer_adapter_sample_myapa.Handler)
				return ok
			},
			InferType: func(cp proto.Message, tEvalFn template.TypeEvalFn) (proto.Message, error) {

				var BuildTemplate func(param *istio_mixer_adapter_sample_myapa.InstanceParam,
					path string) (proto.Message, error)

				_ = BuildTemplate

				var BuildResource1 func(param *istio_mixer_adapter_sample_myapa.Resource1InstanceParam,
					path string) (proto.Message, error)

				_ = BuildResource1

				var BuildResource2 func(param *istio_mixer_adapter_sample_myapa.Resource2InstanceParam,
					path string) (proto.Message, error)

				_ = BuildResource2

				var BuildResource3 func(param *istio_mixer_adapter_sample_myapa.Resource3InstanceParam,
					path string) (proto.Message, error)

				_ = BuildResource3

				BuildTemplate = func(param *istio_mixer_adapter_sample_myapa.InstanceParam,
					path string) (proto.Message, error) {

					if param == nil {
						return nil, nil
					}

					var err error = nil

					if param.Int64Primitive != "" {
						if t, e := tEvalFn(param.Int64Primitive); e != nil || t != istio_policy_v1beta1.INT64 {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"Int64Primitive", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"Int64Primitive", t, istio_policy_v1beta1.INT64)
						}
					}

					if param.BoolPrimitive != "" {
						if t, e := tEvalFn(param.BoolPrimitive); e != nil || t != istio_policy_v1beta1.BOOL {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"BoolPrimitive", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"BoolPrimitive", t, istio_policy_v1beta1.BOOL)
						}
					}

					if param.DoublePrimitive != "" {
						if t, e := tEvalFn(param.DoublePrimitive); e != nil || t != istio_policy_v1beta1.DOUBLE {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"DoublePrimitive", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"DoublePrimitive", t, istio_policy_v1beta1.DOUBLE)
						}
					}

					if param.StringPrimitive != "" {
						if t, e := tEvalFn(param.StringPrimitive); e != nil || t != istio_policy_v1beta1.STRING {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"StringPrimitive", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"StringPrimitive", t, istio_policy_v1beta1.STRING)
						}
					}

					for k, v := range param.DimensionsFixedInt64ValueDType {
						if t, e := tEvalFn(v); e != nil || t != istio_policy_v1beta1.INT64 {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s%s[%s]'; %v", path, "DimensionsFixedInt64ValueDType", k, e)
							}
							return nil, fmt.Errorf(
								"error type checking for field '%s%s[%s]': Evaluated expression type %v want %v", path, "DimensionsFixedInt64ValueDType", k, t, istio_policy_v1beta1.INT64)
						}
					}

					if param.TimeStamp != "" {
						if t, e := tEvalFn(param.TimeStamp); e != nil || t != istio_policy_v1beta1.TIMESTAMP {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"TimeStamp", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"TimeStamp", t, istio_policy_v1beta1.TIMESTAMP)
						}
					}

					if param.Duration != "" {
						if t, e := tEvalFn(param.Duration); e != nil || t != istio_policy_v1beta1.DURATION {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"Duration", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"Duration", t, istio_policy_v1beta1.DURATION)
						}
					}

					if param.OptionalIP != "" {
						if t, e := tEvalFn(param.OptionalIP); e != nil || t != istio_policy_v1beta1.IP_ADDRESS {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"OptionalIP", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"OptionalIP", t, istio_policy_v1beta1.IP_ADDRESS)
						}
					}

					if param.Email != "" {
						if t, e := tEvalFn(param.Email); e != nil || t != istio_policy_v1beta1.EMAIL_ADDRESS {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"Email", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"Email", t, istio_policy_v1beta1.EMAIL_ADDRESS)
						}
					}

					return nil, err

				}

				BuildResource1 = func(param *istio_mixer_adapter_sample_myapa.Resource1InstanceParam,
					path string) (proto.Message, error) {

					if param == nil {
						return nil, nil
					}

					var err error = nil

					if param.Str != "" {
						if t, e := tEvalFn(param.Str); e != nil || t != istio_policy_v1beta1.STRING {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"Str", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"Str", t, istio_policy_v1beta1.STRING)
						}
					}

					return nil, err

				}

				BuildResource2 = func(param *istio_mixer_adapter_sample_myapa.Resource2InstanceParam,
					path string) (proto.Message, error) {

					if param == nil {
						return nil, nil
					}

					var err error = nil

					if param.Str != "" {
						if t, e := tEvalFn(param.Str); e != nil || t != istio_policy_v1beta1.STRING {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"Str", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"Str", t, istio_policy_v1beta1.STRING)
						}
					}

					return nil, err

				}

				BuildResource3 = func(param *istio_mixer_adapter_sample_myapa.Resource3InstanceParam,
					path string) (proto.Message, error) {

					if param == nil {
						return nil, nil
					}

					var err error = nil

					if param.Int64Primitive != "" {
						if t, e := tEvalFn(param.Int64Primitive); e != nil || t != istio_policy_v1beta1.INT64 {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"Int64Primitive", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"Int64Primitive", t, istio_policy_v1beta1.INT64)
						}
					}

					if param.BoolPrimitive != "" {
						if t, e := tEvalFn(param.BoolPrimitive); e != nil || t != istio_policy_v1beta1.BOOL {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"BoolPrimitive", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"BoolPrimitive", t, istio_policy_v1beta1.BOOL)
						}
					}

					if param.DoublePrimitive != "" {
						if t, e := tEvalFn(param.DoublePrimitive); e != nil || t != istio_policy_v1beta1.DOUBLE {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"DoublePrimitive", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"DoublePrimitive", t, istio_policy_v1beta1.DOUBLE)
						}
					}

					if param.StringPrimitive != "" {
						if t, e := tEvalFn(param.StringPrimitive); e != nil || t != istio_policy_v1beta1.STRING {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"StringPrimitive", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"StringPrimitive", t, istio_policy_v1beta1.STRING)
						}
					}

					for k, v := range param.DimensionsFixedInt64ValueDType {
						if t, e := tEvalFn(v); e != nil || t != istio_policy_v1beta1.INT64 {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s%s[%s]'; %v", path, "DimensionsFixedInt64ValueDType", k, e)
							}
							return nil, fmt.Errorf(
								"error type checking for field '%s%s[%s]': Evaluated expression type %v want %v", path, "DimensionsFixedInt64ValueDType", k, t, istio_policy_v1beta1.INT64)
						}
					}

					if param.TimeStamp != "" {
						if t, e := tEvalFn(param.TimeStamp); e != nil || t != istio_policy_v1beta1.TIMESTAMP {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"TimeStamp", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"TimeStamp", t, istio_policy_v1beta1.TIMESTAMP)
						}
					}

					if param.Duration != "" {
						if t, e := tEvalFn(param.Duration); e != nil || t != istio_policy_v1beta1.DURATION {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"Duration", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"Duration", t, istio_policy_v1beta1.DURATION)
						}
					}

					return nil, err

				}

				instParam := cp.(*istio_mixer_adapter_sample_myapa.InstanceParam)

				const fullOutName = "istio_mixer_adapter_sample_myapa.output."
				for attr, exp := range instParam.AttributeBindings {
					expr := strings.Replace(exp, "$out.", fullOutName, -1)
					t1, err := tEvalFn(expr)
					if err != nil {
						return nil, fmt.Errorf("error evaluating AttributeBinding expression '%s' for attribute '%s': %v", expr, attr, err)
					}
					t2, err := tEvalFn(attr)
					if err != nil {
						return nil, fmt.Errorf("error evaluating AttributeBinding expression for attribute key '%s': %v", attr, err)
					}
					if t1 != t2 {
						return nil, fmt.Errorf(
							"error evaluating AttributeBinding: type '%v' for attribute '%s' does not match type '%s' for expression '%s'",
							t2, attr, t1, expr)
					}
				}

				return BuildTemplate(instParam, "")
			},

			AttributeManifests: []*istio_policy_v1beta1.AttributeManifest{
				{
					Attributes: map[string]*istio_policy_v1beta1.AttributeManifest_AttributeInfo{

						"istio_mixer_adapter_sample_myapa.output.int64Primitive": {
							ValueType: istio_policy_v1beta1.INT64,
						},

						"istio_mixer_adapter_sample_myapa.output.boolPrimitive": {
							ValueType: istio_policy_v1beta1.BOOL,
						},

						"istio_mixer_adapter_sample_myapa.output.doublePrimitive": {
							ValueType: istio_policy_v1beta1.DOUBLE,
						},

						"istio_mixer_adapter_sample_myapa.output.stringPrimitive": {
							ValueType: istio_policy_v1beta1.STRING,
						},

						"istio_mixer_adapter_sample_myapa.output.timeStamp": {
							ValueType: istio_policy_v1beta1.TIMESTAMP,
						},

						"istio_mixer_adapter_sample_myapa.output.duration": {
							ValueType: istio_policy_v1beta1.DURATION,
						},

						"istio_mixer_adapter_sample_myapa.output.email": {
							ValueType: istio_policy_v1beta1.EMAIL_ADDRESS,
						},

						"istio_mixer_adapter_sample_myapa.output.out_ip": {
							ValueType: istio_policy_v1beta1.IP_ADDRESS,
						},

						"istio_mixer_adapter_sample_myapa.output.out_str_map": {
							ValueType: istio_policy_v1beta1.STRING_MAP,
						},
					},
				},
			},

			DispatchGenAttrs: func(ctx context.Context, handler adapter.Handler, inst interface{}, attrs attribute.Bag,
				mapper template.OutputMapperFn) (*attribute.MutableBag, error) {

				instance := inst.(*istio_mixer_adapter_sample_myapa.Instance)

				out, err := handler.(istio_mixer_adapter_sample_myapa.Handler).GenerateMyApaAttributes(ctx, instance)
				if err != nil {
					return nil, err
				}

				// Construct a wrapper bag around the returned output message and pass it to the output mapper
				// to map $out values back to the destination attributes in the ambient context.
				const fullOutName = "istio_mixer_adapter_sample_myapa.output."
				outBag := newWrapperAttrBag(
					func(name string) (value interface{}, found bool) {
						field := strings.TrimPrefix(name, fullOutName)
						if len(field) != len(name) {
							if !out.WasSet(field) {
								return nil, false
							}
							switch field {

							case "int64Primitive":

								return out.Int64Primitive, true

							case "boolPrimitive":

								return out.BoolPrimitive, true

							case "doublePrimitive":

								return out.DoublePrimitive, true

							case "stringPrimitive":

								return out.StringPrimitive, true

							case "timeStamp":

								return out.TimeStamp, true

							case "duration":

								return out.Duration, true

							case "email":

								return string(out.Email), true

							case "out_ip":

								return []byte(out.OutIp), true

							case "out_str_map":

								return attribute.WrapStringMap(out.OutStrMap), true

							default:
								return nil, false
							}
						}
						return attrs.Get(name)
					},
					func() []string { return attrs.Names() },
					func() { attrs.Done() },
					func() string { return attrs.String() },
				)

				return mapper(outBag)
			},

			CreateInstanceBuilder: func(instanceName string, param proto.Message, expb lang.Compiler) (template.InstanceBuilderFn, error) {

				if param == nil {
					return func(attr attribute.Bag) (interface{}, error) {
						return nil, nil
					}, nil
				}

				builder, errp := newBuilder_istio_mixer_adapter_sample_myapa_Template(expb, param.(*istio_mixer_adapter_sample_myapa.InstanceParam))
				if !errp.IsNil() {
					return nil, errp.AsCompilationError(instanceName)
				}

				return func(attr attribute.Bag) (interface{}, error) {

					e, errp := builder.build(attr)
					if !errp.IsNil() {
						err := errp.AsEvaluationError(instanceName)
						log.Error(err.Error())
						return nil, err
					}

					e.Name = instanceName
					return e, nil
				}, nil
			},

			CreateOutputExpressions: func(
				instanceParam proto.Message,
				finder ast.AttributeDescriptorFinder,
				expb lang.Compiler) (map[string]compiled.Expression, error) {
				var err error
				var expType istio_policy_v1beta1.ValueType

				param := instanceParam.(*istio_mixer_adapter_sample_myapa.InstanceParam)

				expressions := make(map[string]compiled.Expression, len(param.AttributeBindings))

				const fullOutName = "istio_mixer_adapter_sample_myapa.output."
				for attrName, outExpr := range param.AttributeBindings {
					attrInfo := finder.GetAttribute(attrName)
					if attrInfo == nil {
						log.Warnf("attribute not found when mapping outputs: attr='%s', expr='%s'", attrName, outExpr)
						continue
					}

					ex := strings.Replace(outExpr, "$out.", fullOutName, -1)

					if expressions[attrName], expType, err = expb.Compile(ex); err != nil {
						return nil, err
					}

					if attrInfo.ValueType != expType {
						log.Warnf("attribute type mismatch: attr='%s', attrType='%v', expr='%s', exprType='%v'", attrName, attrInfo.ValueType, outExpr, expType)
						continue
					}
				}

				return expressions, nil
			},
		},

		istio_mixer_adapter_sample_check.TemplateName: {
			Name:               istio_mixer_adapter_sample_check.TemplateName,
			Impl:               "istio.mixer.adapter.sample.check",
			CtrCfg:             &istio_mixer_adapter_sample_check.InstanceParam{},
			Variety:            istio_adapter_model_v1beta1.TEMPLATE_VARIETY_CHECK,
			BldrInterfaceName:  istio_mixer_adapter_sample_check.TemplateName + "." + "HandlerBuilder",
			HndlrInterfaceName: istio_mixer_adapter_sample_check.TemplateName + "." + "Handler",
			BuilderSupportsTemplate: func(hndlrBuilder adapter.HandlerBuilder) bool {
				_, ok := hndlrBuilder.(istio_mixer_adapter_sample_check.HandlerBuilder)
				return ok
			},
			HandlerSupportsTemplate: func(hndlr adapter.Handler) bool {
				_, ok := hndlr.(istio_mixer_adapter_sample_check.Handler)
				return ok
			},
			InferType: func(cp proto.Message, tEvalFn template.TypeEvalFn) (proto.Message, error) {

				var BuildTemplate func(param *istio_mixer_adapter_sample_check.InstanceParam,
					path string) (*istio_mixer_adapter_sample_check.Type, error)

				_ = BuildTemplate

				var BuildRes1 func(param *istio_mixer_adapter_sample_check.Res1InstanceParam,
					path string) (*istio_mixer_adapter_sample_check.Res1Type, error)

				_ = BuildRes1

				var BuildRes2 func(param *istio_mixer_adapter_sample_check.Res2InstanceParam,
					path string) (*istio_mixer_adapter_sample_check.Res2Type, error)

				_ = BuildRes2

				BuildTemplate = func(param *istio_mixer_adapter_sample_check.InstanceParam,
					path string) (*istio_mixer_adapter_sample_check.Type, error) {

					if param == nil {
						return nil, nil
					}

					infrdType := &istio_mixer_adapter_sample_check.Type{}

					var err error = nil

					if param.CheckExpression != "" {
						if t, e := tEvalFn(param.CheckExpression); e != nil || t != istio_policy_v1beta1.STRING {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"CheckExpression", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"CheckExpression", t, istio_policy_v1beta1.STRING)
						}
					}

					for k, v := range param.StringMap {
						if t, e := tEvalFn(v); e != nil || t != istio_policy_v1beta1.STRING {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s%s[%s]'; %v", path, "StringMap", k, e)
							}
							return nil, fmt.Errorf(
								"error type checking for field '%s%s[%s]': Evaluated expression type %v want %v", path, "StringMap", k, t, istio_policy_v1beta1.STRING)
						}
					}

					if param.Res1 != nil {

						if infrdType.Res1, err = BuildRes1(param.Res1, path+"Res1."); err != nil {
							return nil, fmt.Errorf("failed to evaluate expression for field '%s'; %v", path+"Res1", err)
						}
					}

					return infrdType, err

				}

				BuildRes1 = func(param *istio_mixer_adapter_sample_check.Res1InstanceParam,
					path string) (*istio_mixer_adapter_sample_check.Res1Type, error) {

					if param == nil {
						return nil, nil
					}

					infrdType := &istio_mixer_adapter_sample_check.Res1Type{}

					var err error = nil

					if param.Value == "" {
						infrdType.Value = istio_policy_v1beta1.VALUE_TYPE_UNSPECIFIED
					} else if infrdType.Value, err = tEvalFn(param.Value); err != nil {
						return nil, fmt.Errorf("failed to evaluate expression for field '%s'; %v", path+"Value", err)
					}

					infrdType.Dimensions = make(map[string]istio_policy_v1beta1.ValueType, len(param.Dimensions))

					for k, v := range param.Dimensions {

						if infrdType.Dimensions[k], err = tEvalFn(v); err != nil {

							return nil, fmt.Errorf("failed to evaluate expression for field '%s%s[%s]'; %v", path, "Dimensions", k, err)
						}
					}

					if param.Int64Primitive != "" {
						if t, e := tEvalFn(param.Int64Primitive); e != nil || t != istio_policy_v1beta1.INT64 {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"Int64Primitive", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"Int64Primitive", t, istio_policy_v1beta1.INT64)
						}
					}

					if param.BoolPrimitive != "" {
						if t, e := tEvalFn(param.BoolPrimitive); e != nil || t != istio_policy_v1beta1.BOOL {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"BoolPrimitive", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"BoolPrimitive", t, istio_policy_v1beta1.BOOL)
						}
					}

					if param.DoublePrimitive != "" {
						if t, e := tEvalFn(param.DoublePrimitive); e != nil || t != istio_policy_v1beta1.DOUBLE {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"DoublePrimitive", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"DoublePrimitive", t, istio_policy_v1beta1.DOUBLE)
						}
					}

					if param.StringPrimitive != "" {
						if t, e := tEvalFn(param.StringPrimitive); e != nil || t != istio_policy_v1beta1.STRING {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"StringPrimitive", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"StringPrimitive", t, istio_policy_v1beta1.STRING)
						}
					}

					for k, v := range param.Int64Map {
						if t, e := tEvalFn(v); e != nil || t != istio_policy_v1beta1.INT64 {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s%s[%s]'; %v", path, "Int64Map", k, e)
							}
							return nil, fmt.Errorf(
								"error type checking for field '%s%s[%s]': Evaluated expression type %v want %v", path, "Int64Map", k, t, istio_policy_v1beta1.INT64)
						}
					}

					if param.TimeStamp != "" {
						if t, e := tEvalFn(param.TimeStamp); e != nil || t != istio_policy_v1beta1.TIMESTAMP {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"TimeStamp", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"TimeStamp", t, istio_policy_v1beta1.TIMESTAMP)
						}
					}

					if param.Duration != "" {
						if t, e := tEvalFn(param.Duration); e != nil || t != istio_policy_v1beta1.DURATION {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"Duration", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"Duration", t, istio_policy_v1beta1.DURATION)
						}
					}

					if param.Res2 != nil {

						if infrdType.Res2, err = BuildRes2(param.Res2, path+"Res2."); err != nil {
							return nil, fmt.Errorf("failed to evaluate expression for field '%s'; %v", path+"Res2", err)
						}
					}

					infrdType.Res2Map = make(map[string]*istio_mixer_adapter_sample_check.Res2Type, len(param.Res2Map))

					for k, v := range param.Res2Map {

						if infrdType.Res2Map[k], err = BuildRes2(v, path+"Res2Map["+k+"]."); err != nil {

							return nil, fmt.Errorf("failed to evaluate expression for field '%s%s[%s]'; %v", path, "Res2Map", k, err)
						}
					}

					return infrdType, err

				}

				BuildRes2 = func(param *istio_mixer_adapter_sample_check.Res2InstanceParam,
					path string) (*istio_mixer_adapter_sample_check.Res2Type, error) {

					if param == nil {
						return nil, nil
					}

					infrdType := &istio_mixer_adapter_sample_check.Res2Type{}

					var err error = nil

					if param.Value == "" {
						infrdType.Value = istio_policy_v1beta1.VALUE_TYPE_UNSPECIFIED
					} else if infrdType.Value, err = tEvalFn(param.Value); err != nil {
						return nil, fmt.Errorf("failed to evaluate expression for field '%s'; %v", path+"Value", err)
					}

					infrdType.Dimensions = make(map[string]istio_policy_v1beta1.ValueType, len(param.Dimensions))

					for k, v := range param.Dimensions {

						if infrdType.Dimensions[k], err = tEvalFn(v); err != nil {

							return nil, fmt.Errorf("failed to evaluate expression for field '%s%s[%s]'; %v", path, "Dimensions", k, err)
						}
					}

					if param.Int64Primitive != "" {
						if t, e := tEvalFn(param.Int64Primitive); e != nil || t != istio_policy_v1beta1.INT64 {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"Int64Primitive", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"Int64Primitive", t, istio_policy_v1beta1.INT64)
						}
					}

					return infrdType, err

				}

				instParam := cp.(*istio_mixer_adapter_sample_check.InstanceParam)

				return BuildTemplate(instParam, "")
			},

			SetType: func(types map[string]proto.Message, builder adapter.HandlerBuilder) {

				castedBuilder := builder.(istio_mixer_adapter_sample_check.HandlerBuilder)
				castedTypes := make(map[string]*istio_mixer_adapter_sample_check.Type, len(types))
				for k, v := range types {

					v1 := v.(*istio_mixer_adapter_sample_check.Type)
					castedTypes[k] = v1
				}
				castedBuilder.SetCheckTypes(castedTypes)
			},

			DispatchCheck: func(ctx context.Context, handler adapter.Handler, inst interface{}, out *attribute.MutableBag, outPrefix string) (adapter.CheckResult, error) {

				instance := inst.(*istio_mixer_adapter_sample_check.Instance)

				return handler.(istio_mixer_adapter_sample_check.Handler).HandleCheck(ctx, instance)
			},

			CreateInstanceBuilder: func(instanceName string, param proto.Message, expb lang.Compiler) (template.InstanceBuilderFn, error) {

				if param == nil {
					return func(attr attribute.Bag) (interface{}, error) {
						return nil, nil
					}, nil
				}

				builder, errp := newBuilder_istio_mixer_adapter_sample_check_Template(expb, param.(*istio_mixer_adapter_sample_check.InstanceParam))
				if !errp.IsNil() {
					return nil, errp.AsCompilationError(instanceName)
				}

				return func(attr attribute.Bag) (interface{}, error) {

					e, errp := builder.build(attr)
					if !errp.IsNil() {
						err := errp.AsEvaluationError(instanceName)
						log.Error(err.Error())
						return nil, err
					}

					e.Name = instanceName
					return e, nil
				}, nil
			},
		},

		istio_mixer_adapter_sample_quota.TemplateName: {
			Name:               istio_mixer_adapter_sample_quota.TemplateName,
			Impl:               "istio.mixer.adapter.sample.quota",
			CtrCfg:             &istio_mixer_adapter_sample_quota.InstanceParam{},
			Variety:            istio_adapter_model_v1beta1.TEMPLATE_VARIETY_QUOTA,
			BldrInterfaceName:  istio_mixer_adapter_sample_quota.TemplateName + "." + "HandlerBuilder",
			HndlrInterfaceName: istio_mixer_adapter_sample_quota.TemplateName + "." + "Handler",
			BuilderSupportsTemplate: func(hndlrBuilder adapter.HandlerBuilder) bool {
				_, ok := hndlrBuilder.(istio_mixer_adapter_sample_quota.HandlerBuilder)
				return ok
			},
			HandlerSupportsTemplate: func(hndlr adapter.Handler) bool {
				_, ok := hndlr.(istio_mixer_adapter_sample_quota.Handler)
				return ok
			},
			InferType: func(cp proto.Message, tEvalFn template.TypeEvalFn) (proto.Message, error) {

				var BuildTemplate func(param *istio_mixer_adapter_sample_quota.InstanceParam,
					path string) (*istio_mixer_adapter_sample_quota.Type, error)

				_ = BuildTemplate

				var BuildRes1 func(param *istio_mixer_adapter_sample_quota.Res1InstanceParam,
					path string) (*istio_mixer_adapter_sample_quota.Res1Type, error)

				_ = BuildRes1

				var BuildRes2 func(param *istio_mixer_adapter_sample_quota.Res2InstanceParam,
					path string) (*istio_mixer_adapter_sample_quota.Res2Type, error)

				_ = BuildRes2

				BuildTemplate = func(param *istio_mixer_adapter_sample_quota.InstanceParam,
					path string) (*istio_mixer_adapter_sample_quota.Type, error) {

					if param == nil {
						return nil, nil
					}

					infrdType := &istio_mixer_adapter_sample_quota.Type{}

					var err error = nil

					infrdType.Dimensions = make(map[string]istio_policy_v1beta1.ValueType, len(param.Dimensions))

					for k, v := range param.Dimensions {

						if infrdType.Dimensions[k], err = tEvalFn(v); err != nil {

							return nil, fmt.Errorf("failed to evaluate expression for field '%s%s[%s]'; %v", path, "Dimensions", k, err)
						}
					}

					for k, v := range param.BoolMap {
						if t, e := tEvalFn(v); e != nil || t != istio_policy_v1beta1.BOOL {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s%s[%s]'; %v", path, "BoolMap", k, e)
							}
							return nil, fmt.Errorf(
								"error type checking for field '%s%s[%s]': Evaluated expression type %v want %v", path, "BoolMap", k, t, istio_policy_v1beta1.BOOL)
						}
					}

					if param.Res1 != nil {

						if infrdType.Res1, err = BuildRes1(param.Res1, path+"Res1."); err != nil {
							return nil, fmt.Errorf("failed to evaluate expression for field '%s'; %v", path+"Res1", err)
						}
					}

					return infrdType, err

				}

				BuildRes1 = func(param *istio_mixer_adapter_sample_quota.Res1InstanceParam,
					path string) (*istio_mixer_adapter_sample_quota.Res1Type, error) {

					if param == nil {
						return nil, nil
					}

					infrdType := &istio_mixer_adapter_sample_quota.Res1Type{}

					var err error = nil

					if param.Value == "" {
						infrdType.Value = istio_policy_v1beta1.VALUE_TYPE_UNSPECIFIED
					} else if infrdType.Value, err = tEvalFn(param.Value); err != nil {
						return nil, fmt.Errorf("failed to evaluate expression for field '%s'; %v", path+"Value", err)
					}

					infrdType.Dimensions = make(map[string]istio_policy_v1beta1.ValueType, len(param.Dimensions))

					for k, v := range param.Dimensions {

						if infrdType.Dimensions[k], err = tEvalFn(v); err != nil {

							return nil, fmt.Errorf("failed to evaluate expression for field '%s%s[%s]'; %v", path, "Dimensions", k, err)
						}
					}

					if param.Int64Primitive != "" {
						if t, e := tEvalFn(param.Int64Primitive); e != nil || t != istio_policy_v1beta1.INT64 {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"Int64Primitive", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"Int64Primitive", t, istio_policy_v1beta1.INT64)
						}
					}

					if param.BoolPrimitive != "" {
						if t, e := tEvalFn(param.BoolPrimitive); e != nil || t != istio_policy_v1beta1.BOOL {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"BoolPrimitive", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"BoolPrimitive", t, istio_policy_v1beta1.BOOL)
						}
					}

					if param.DoublePrimitive != "" {
						if t, e := tEvalFn(param.DoublePrimitive); e != nil || t != istio_policy_v1beta1.DOUBLE {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"DoublePrimitive", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"DoublePrimitive", t, istio_policy_v1beta1.DOUBLE)
						}
					}

					if param.StringPrimitive != "" {
						if t, e := tEvalFn(param.StringPrimitive); e != nil || t != istio_policy_v1beta1.STRING {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"StringPrimitive", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"StringPrimitive", t, istio_policy_v1beta1.STRING)
						}
					}

					for k, v := range param.Int64Map {
						if t, e := tEvalFn(v); e != nil || t != istio_policy_v1beta1.INT64 {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s%s[%s]'; %v", path, "Int64Map", k, e)
							}
							return nil, fmt.Errorf(
								"error type checking for field '%s%s[%s]': Evaluated expression type %v want %v", path, "Int64Map", k, t, istio_policy_v1beta1.INT64)
						}
					}

					if param.TimeStamp != "" {
						if t, e := tEvalFn(param.TimeStamp); e != nil || t != istio_policy_v1beta1.TIMESTAMP {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"TimeStamp", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"TimeStamp", t, istio_policy_v1beta1.TIMESTAMP)
						}
					}

					if param.Duration != "" {
						if t, e := tEvalFn(param.Duration); e != nil || t != istio_policy_v1beta1.DURATION {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"Duration", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"Duration", t, istio_policy_v1beta1.DURATION)
						}
					}

					if param.Res2 != nil {

						if infrdType.Res2, err = BuildRes2(param.Res2, path+"Res2."); err != nil {
							return nil, fmt.Errorf("failed to evaluate expression for field '%s'; %v", path+"Res2", err)
						}
					}

					infrdType.Res2Map = make(map[string]*istio_mixer_adapter_sample_quota.Res2Type, len(param.Res2Map))

					for k, v := range param.Res2Map {

						if infrdType.Res2Map[k], err = BuildRes2(v, path+"Res2Map["+k+"]."); err != nil {

							return nil, fmt.Errorf("failed to evaluate expression for field '%s%s[%s]'; %v", path, "Res2Map", k, err)
						}
					}

					return infrdType, err

				}

				BuildRes2 = func(param *istio_mixer_adapter_sample_quota.Res2InstanceParam,
					path string) (*istio_mixer_adapter_sample_quota.Res2Type, error) {

					if param == nil {
						return nil, nil
					}

					infrdType := &istio_mixer_adapter_sample_quota.Res2Type{}

					var err error = nil

					if param.Value == "" {
						infrdType.Value = istio_policy_v1beta1.VALUE_TYPE_UNSPECIFIED
					} else if infrdType.Value, err = tEvalFn(param.Value); err != nil {
						return nil, fmt.Errorf("failed to evaluate expression for field '%s'; %v", path+"Value", err)
					}

					infrdType.Dimensions = make(map[string]istio_policy_v1beta1.ValueType, len(param.Dimensions))

					for k, v := range param.Dimensions {

						if infrdType.Dimensions[k], err = tEvalFn(v); err != nil {

							return nil, fmt.Errorf("failed to evaluate expression for field '%s%s[%s]'; %v", path, "Dimensions", k, err)
						}
					}

					if param.Int64Primitive != "" {
						if t, e := tEvalFn(param.Int64Primitive); e != nil || t != istio_policy_v1beta1.INT64 {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"Int64Primitive", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"Int64Primitive", t, istio_policy_v1beta1.INT64)
						}
					}

					return infrdType, err

				}

				instParam := cp.(*istio_mixer_adapter_sample_quota.InstanceParam)

				return BuildTemplate(instParam, "")
			},

			SetType: func(types map[string]proto.Message, builder adapter.HandlerBuilder) {

				castedBuilder := builder.(istio_mixer_adapter_sample_quota.HandlerBuilder)
				castedTypes := make(map[string]*istio_mixer_adapter_sample_quota.Type, len(types))
				for k, v := range types {

					v1 := v.(*istio_mixer_adapter_sample_quota.Type)
					castedTypes[k] = v1
				}
				castedBuilder.SetQuotaTypes(castedTypes)
			},

			DispatchQuota: func(ctx context.Context, handler adapter.Handler, inst interface{}, args adapter.QuotaArgs) (adapter.QuotaResult, error) {

				instance := inst.(*istio_mixer_adapter_sample_quota.Instance)

				return handler.(istio_mixer_adapter_sample_quota.Handler).HandleQuota(ctx, instance, args)
			},

			CreateInstanceBuilder: func(instanceName string, param proto.Message, expb lang.Compiler) (template.InstanceBuilderFn, error) {

				if param == nil {
					return func(attr attribute.Bag) (interface{}, error) {
						return nil, nil
					}, nil
				}

				builder, errp := newBuilder_istio_mixer_adapter_sample_quota_Template(expb, param.(*istio_mixer_adapter_sample_quota.InstanceParam))
				if !errp.IsNil() {
					return nil, errp.AsCompilationError(instanceName)
				}

				return func(attr attribute.Bag) (interface{}, error) {

					e, errp := builder.build(attr)
					if !errp.IsNil() {
						err := errp.AsEvaluationError(instanceName)
						log.Error(err.Error())
						return nil, err
					}

					e.Name = instanceName
					return e, nil
				}, nil
			},
		},

		istio_mixer_adapter_sample_report.TemplateName: {
			Name:               istio_mixer_adapter_sample_report.TemplateName,
			Impl:               "istio.mixer.adapter.sample.report",
			CtrCfg:             &istio_mixer_adapter_sample_report.InstanceParam{},
			Variety:            istio_adapter_model_v1beta1.TEMPLATE_VARIETY_REPORT,
			BldrInterfaceName:  istio_mixer_adapter_sample_report.TemplateName + "." + "HandlerBuilder",
			HndlrInterfaceName: istio_mixer_adapter_sample_report.TemplateName + "." + "Handler",
			BuilderSupportsTemplate: func(hndlrBuilder adapter.HandlerBuilder) bool {
				_, ok := hndlrBuilder.(istio_mixer_adapter_sample_report.HandlerBuilder)
				return ok
			},
			HandlerSupportsTemplate: func(hndlr adapter.Handler) bool {
				_, ok := hndlr.(istio_mixer_adapter_sample_report.Handler)
				return ok
			},
			InferType: func(cp proto.Message, tEvalFn template.TypeEvalFn) (proto.Message, error) {

				var BuildTemplate func(param *istio_mixer_adapter_sample_report.InstanceParam,
					path string) (*istio_mixer_adapter_sample_report.Type, error)

				_ = BuildTemplate

				var BuildRes1 func(param *istio_mixer_adapter_sample_report.Res1InstanceParam,
					path string) (*istio_mixer_adapter_sample_report.Res1Type, error)

				_ = BuildRes1

				var BuildRes2 func(param *istio_mixer_adapter_sample_report.Res2InstanceParam,
					path string) (*istio_mixer_adapter_sample_report.Res2Type, error)

				_ = BuildRes2

				BuildTemplate = func(param *istio_mixer_adapter_sample_report.InstanceParam,
					path string) (*istio_mixer_adapter_sample_report.Type, error) {

					if param == nil {
						return nil, nil
					}

					infrdType := &istio_mixer_adapter_sample_report.Type{}

					var err error = nil

					if param.Value == "" {
						infrdType.Value = istio_policy_v1beta1.VALUE_TYPE_UNSPECIFIED
					} else if infrdType.Value, err = tEvalFn(param.Value); err != nil {
						return nil, fmt.Errorf("failed to evaluate expression for field '%s'; %v", path+"Value", err)
					}

					infrdType.Dimensions = make(map[string]istio_policy_v1beta1.ValueType, len(param.Dimensions))

					for k, v := range param.Dimensions {

						if infrdType.Dimensions[k], err = tEvalFn(v); err != nil {

							return nil, fmt.Errorf("failed to evaluate expression for field '%s%s[%s]'; %v", path, "Dimensions", k, err)
						}
					}

					if param.Int64Primitive != "" {
						if t, e := tEvalFn(param.Int64Primitive); e != nil || t != istio_policy_v1beta1.INT64 {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"Int64Primitive", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"Int64Primitive", t, istio_policy_v1beta1.INT64)
						}
					}

					if param.BoolPrimitive != "" {
						if t, e := tEvalFn(param.BoolPrimitive); e != nil || t != istio_policy_v1beta1.BOOL {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"BoolPrimitive", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"BoolPrimitive", t, istio_policy_v1beta1.BOOL)
						}
					}

					if param.DoublePrimitive != "" {
						if t, e := tEvalFn(param.DoublePrimitive); e != nil || t != istio_policy_v1beta1.DOUBLE {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"DoublePrimitive", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"DoublePrimitive", t, istio_policy_v1beta1.DOUBLE)
						}
					}

					if param.StringPrimitive != "" {
						if t, e := tEvalFn(param.StringPrimitive); e != nil || t != istio_policy_v1beta1.STRING {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"StringPrimitive", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"StringPrimitive", t, istio_policy_v1beta1.STRING)
						}
					}

					for k, v := range param.Int64Map {
						if t, e := tEvalFn(v); e != nil || t != istio_policy_v1beta1.INT64 {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s%s[%s]'; %v", path, "Int64Map", k, e)
							}
							return nil, fmt.Errorf(
								"error type checking for field '%s%s[%s]': Evaluated expression type %v want %v", path, "Int64Map", k, t, istio_policy_v1beta1.INT64)
						}
					}

					if param.TimeStamp != "" {
						if t, e := tEvalFn(param.TimeStamp); e != nil || t != istio_policy_v1beta1.TIMESTAMP {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"TimeStamp", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"TimeStamp", t, istio_policy_v1beta1.TIMESTAMP)
						}
					}

					if param.Duration != "" {
						if t, e := tEvalFn(param.Duration); e != nil || t != istio_policy_v1beta1.DURATION {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"Duration", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"Duration", t, istio_policy_v1beta1.DURATION)
						}
					}

					if param.Res1 != nil {

						if infrdType.Res1, err = BuildRes1(param.Res1, path+"Res1."); err != nil {
							return nil, fmt.Errorf("failed to evaluate expression for field '%s'; %v", path+"Res1", err)
						}
					}

					return infrdType, err

				}

				BuildRes1 = func(param *istio_mixer_adapter_sample_report.Res1InstanceParam,
					path string) (*istio_mixer_adapter_sample_report.Res1Type, error) {

					if param == nil {
						return nil, nil
					}

					infrdType := &istio_mixer_adapter_sample_report.Res1Type{}

					var err error = nil

					if param.Value == "" {
						infrdType.Value = istio_policy_v1beta1.VALUE_TYPE_UNSPECIFIED
					} else if infrdType.Value, err = tEvalFn(param.Value); err != nil {
						return nil, fmt.Errorf("failed to evaluate expression for field '%s'; %v", path+"Value", err)
					}

					infrdType.Dimensions = make(map[string]istio_policy_v1beta1.ValueType, len(param.Dimensions))

					for k, v := range param.Dimensions {

						if infrdType.Dimensions[k], err = tEvalFn(v); err != nil {

							return nil, fmt.Errorf("failed to evaluate expression for field '%s%s[%s]'; %v", path, "Dimensions", k, err)
						}
					}

					if param.Int64Primitive != "" {
						if t, e := tEvalFn(param.Int64Primitive); e != nil || t != istio_policy_v1beta1.INT64 {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"Int64Primitive", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"Int64Primitive", t, istio_policy_v1beta1.INT64)
						}
					}

					if param.BoolPrimitive != "" {
						if t, e := tEvalFn(param.BoolPrimitive); e != nil || t != istio_policy_v1beta1.BOOL {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"BoolPrimitive", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"BoolPrimitive", t, istio_policy_v1beta1.BOOL)
						}
					}

					if param.DoublePrimitive != "" {
						if t, e := tEvalFn(param.DoublePrimitive); e != nil || t != istio_policy_v1beta1.DOUBLE {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"DoublePrimitive", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"DoublePrimitive", t, istio_policy_v1beta1.DOUBLE)
						}
					}

					if param.StringPrimitive != "" {
						if t, e := tEvalFn(param.StringPrimitive); e != nil || t != istio_policy_v1beta1.STRING {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"StringPrimitive", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"StringPrimitive", t, istio_policy_v1beta1.STRING)
						}
					}

					for k, v := range param.Int64Map {
						if t, e := tEvalFn(v); e != nil || t != istio_policy_v1beta1.INT64 {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s%s[%s]'; %v", path, "Int64Map", k, e)
							}
							return nil, fmt.Errorf(
								"error type checking for field '%s%s[%s]': Evaluated expression type %v want %v", path, "Int64Map", k, t, istio_policy_v1beta1.INT64)
						}
					}

					if param.TimeStamp != "" {
						if t, e := tEvalFn(param.TimeStamp); e != nil || t != istio_policy_v1beta1.TIMESTAMP {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"TimeStamp", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"TimeStamp", t, istio_policy_v1beta1.TIMESTAMP)
						}
					}

					if param.Duration != "" {
						if t, e := tEvalFn(param.Duration); e != nil || t != istio_policy_v1beta1.DURATION {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"Duration", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"Duration", t, istio_policy_v1beta1.DURATION)
						}
					}

					if param.Res2 != nil {

						if infrdType.Res2, err = BuildRes2(param.Res2, path+"Res2."); err != nil {
							return nil, fmt.Errorf("failed to evaluate expression for field '%s'; %v", path+"Res2", err)
						}
					}

					infrdType.Res2Map = make(map[string]*istio_mixer_adapter_sample_report.Res2Type, len(param.Res2Map))

					for k, v := range param.Res2Map {

						if infrdType.Res2Map[k], err = BuildRes2(v, path+"Res2Map["+k+"]."); err != nil {

							return nil, fmt.Errorf("failed to evaluate expression for field '%s%s[%s]'; %v", path, "Res2Map", k, err)
						}
					}

					return infrdType, err

				}

				BuildRes2 = func(param *istio_mixer_adapter_sample_report.Res2InstanceParam,
					path string) (*istio_mixer_adapter_sample_report.Res2Type, error) {

					if param == nil {
						return nil, nil
					}

					infrdType := &istio_mixer_adapter_sample_report.Res2Type{}

					var err error = nil

					if param.Value == "" {
						infrdType.Value = istio_policy_v1beta1.VALUE_TYPE_UNSPECIFIED
					} else if infrdType.Value, err = tEvalFn(param.Value); err != nil {
						return nil, fmt.Errorf("failed to evaluate expression for field '%s'; %v", path+"Value", err)
					}

					infrdType.Dimensions = make(map[string]istio_policy_v1beta1.ValueType, len(param.Dimensions))

					for k, v := range param.Dimensions {

						if infrdType.Dimensions[k], err = tEvalFn(v); err != nil {

							return nil, fmt.Errorf("failed to evaluate expression for field '%s%s[%s]'; %v", path, "Dimensions", k, err)
						}
					}

					if param.Int64Primitive != "" {
						if t, e := tEvalFn(param.Int64Primitive); e != nil || t != istio_policy_v1beta1.INT64 {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"Int64Primitive", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"Int64Primitive", t, istio_policy_v1beta1.INT64)
						}
					}

					if param.TimeStamp != "" {
						if t, e := tEvalFn(param.TimeStamp); e != nil || t != istio_policy_v1beta1.TIMESTAMP {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"TimeStamp", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"TimeStamp", t, istio_policy_v1beta1.TIMESTAMP)
						}
					}

					if param.Duration != "" {
						if t, e := tEvalFn(param.Duration); e != nil || t != istio_policy_v1beta1.DURATION {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"Duration", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"Duration", t, istio_policy_v1beta1.DURATION)
						}
					}

					if param.IpAddr != "" {
						if t, e := tEvalFn(param.IpAddr); e != nil || t != istio_policy_v1beta1.IP_ADDRESS {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"IpAddr", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"IpAddr", t, istio_policy_v1beta1.IP_ADDRESS)
						}
					}

					if param.DnsName != "" {
						if t, e := tEvalFn(param.DnsName); e != nil || t != istio_policy_v1beta1.DNS_NAME {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"DnsName", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"DnsName", t, istio_policy_v1beta1.DNS_NAME)
						}
					}

					if param.EmailAddr != "" {
						if t, e := tEvalFn(param.EmailAddr); e != nil || t != istio_policy_v1beta1.EMAIL_ADDRESS {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"EmailAddr", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"EmailAddr", t, istio_policy_v1beta1.EMAIL_ADDRESS)
						}
					}

					if param.Uri != "" {
						if t, e := tEvalFn(param.Uri); e != nil || t != istio_policy_v1beta1.URI {
							if e != nil {
								return nil, fmt.Errorf("failed to evaluate expression for field '%s': %v", path+"Uri", e)
							}
							return nil, fmt.Errorf("error type checking for field '%s': Evaluated expression type %v want %v", path+"Uri", t, istio_policy_v1beta1.URI)
						}
					}

					return infrdType, err

				}

				instParam := cp.(*istio_mixer_adapter_sample_report.InstanceParam)

				return BuildTemplate(instParam, "")
			},

			SetType: func(types map[string]proto.Message, builder adapter.HandlerBuilder) {

				castedBuilder := builder.(istio_mixer_adapter_sample_report.HandlerBuilder)
				castedTypes := make(map[string]*istio_mixer_adapter_sample_report.Type, len(types))
				for k, v := range types {

					v1 := v.(*istio_mixer_adapter_sample_report.Type)
					castedTypes[k] = v1
				}
				castedBuilder.SetReportTypes(castedTypes)
			},

			DispatchReport: func(ctx context.Context, handler adapter.Handler, inst []interface{}) error {

				instances := make([]*istio_mixer_adapter_sample_report.Instance, len(inst))
				for i, instance := range inst {
					instances[i] = instance.(*istio_mixer_adapter_sample_report.Instance)
				}

				if err := handler.(istio_mixer_adapter_sample_report.Handler).HandleReport(ctx, instances); err != nil {
					return fmt.Errorf("failed to report all values: %v", err)
				}
				return nil
			},

			CreateInstanceBuilder: func(instanceName string, param proto.Message, expb lang.Compiler) (template.InstanceBuilderFn, error) {

				if param == nil {
					return func(attr attribute.Bag) (interface{}, error) {
						return nil, nil
					}, nil
				}

				builder, errp := newBuilder_istio_mixer_adapter_sample_report_Template(expb, param.(*istio_mixer_adapter_sample_report.InstanceParam))
				if !errp.IsNil() {
					return nil, errp.AsCompilationError(instanceName)
				}

				return func(attr attribute.Bag) (interface{}, error) {

					e, errp := builder.build(attr)
					if !errp.IsNil() {
						err := errp.AsEvaluationError(instanceName)
						log.Error(err.Error())
						return nil, err
					}

					e.Name = instanceName
					return e, nil
				}, nil
			},
		},
	}
)