schema

package

v0.0.1 Latest Latest Go to latest Published: May 26, 2020 License: MIT Imports: 5 Imported by: 0

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Repository

github.com/syucream/avro-protobuf

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Open Source Insights

Documentation ¶

Index ¶

Variables
func GetNamespace(fullName string) string
func GetNestedRecordSchemaFromDescriptor(fd *genDescriptor.FileDescriptorProto, md *genDescriptor.DescriptorProto, ...) ([]interface{}, error)
func GetRecordSchemaFieldFromDescriptor(d *genDescriptor.FieldDescriptorProto, fd *genDescriptor.FileDescriptorProto, ...) (map[string]interface{}, error)
func GetRecordSchemaFromDescriptor(fd *genDescriptor.FileDescriptorProto, md *genDescriptor.DescriptorProto, ...) (map[string]interface{}, error)
func GetRecordSchemaFromMessage(msg descriptor.Message) (map[string]interface{}, error)

Constants ¶

This section is empty.

Variables ¶

View Source

var (
	// mapping proto type to avro primitive type
	ProtoType2AvroType = map[descriptor.FieldDescriptorProto_Type]string{
		descriptor.FieldDescriptorProto_TYPE_DOUBLE:  "double",
		descriptor.FieldDescriptorProto_TYPE_FLOAT:   "float",
		descriptor.FieldDescriptorProto_TYPE_INT64:   "long",
		descriptor.FieldDescriptorProto_TYPE_UINT64:  "long",
		descriptor.FieldDescriptorProto_TYPE_INT32:   "int",
		descriptor.FieldDescriptorProto_TYPE_FIXED64: "long",
		descriptor.FieldDescriptorProto_TYPE_FIXED32: "int",
		descriptor.FieldDescriptorProto_TYPE_BOOL:    "boolean",
		descriptor.FieldDescriptorProto_TYPE_STRING:  "string",

		descriptor.FieldDescriptorProto_TYPE_BYTES:  "bytes",
		descriptor.FieldDescriptorProto_TYPE_UINT32: "int",

		descriptor.FieldDescriptorProto_TYPE_SFIXED32: "int",
		descriptor.FieldDescriptorProto_TYPE_SFIXED64: "long",
		descriptor.FieldDescriptorProto_TYPE_SINT32:   "int",
		descriptor.FieldDescriptorProto_TYPE_SINT64:   "long",
	}

	// mapping proto type to avro zero-value to use it as default
	ProtoType2AvroDefault = map[descriptor.FieldDescriptorProto_Type]interface{}{
		descriptor.FieldDescriptorProto_TYPE_DOUBLE:  0,
		descriptor.FieldDescriptorProto_TYPE_FLOAT:   0,
		descriptor.FieldDescriptorProto_TYPE_INT64:   0,
		descriptor.FieldDescriptorProto_TYPE_UINT64:  0,
		descriptor.FieldDescriptorProto_TYPE_INT32:   0,
		descriptor.FieldDescriptorProto_TYPE_FIXED64: 0,
		descriptor.FieldDescriptorProto_TYPE_FIXED32: 0,
		descriptor.FieldDescriptorProto_TYPE_BOOL:    false,
		descriptor.FieldDescriptorProto_TYPE_STRING:  "",

		descriptor.FieldDescriptorProto_TYPE_MESSAGE: nil,
		descriptor.FieldDescriptorProto_TYPE_BYTES:   []byte{},
		descriptor.FieldDescriptorProto_TYPE_UINT32:  0,

		descriptor.FieldDescriptorProto_TYPE_SFIXED32: 0,
		descriptor.FieldDescriptorProto_TYPE_SFIXED64: 0,
		descriptor.FieldDescriptorProto_TYPE_SINT32:   0,
		descriptor.FieldDescriptorProto_TYPE_SINT64:   0,
	}
)

View Source

var (
	ErrUnknownProtoType = fmt.Errorf("The protobuf type is unknown")
)

Functions ¶

func GetNamespace ¶

func GetNamespace(fullName string) string

GetNamespace gets 'namespace' field in Avro from proto message name.

func GetNestedRecordSchemaFromDescriptor ¶

func GetNestedRecordSchemaFromDescriptor(fd *genDescriptor.FileDescriptorProto, md *genDescriptor.DescriptorProto, ns string) ([]interface{}, error)

func GetRecordSchemaFieldFromDescriptor ¶

func GetRecordSchemaFieldFromDescriptor(d *genDescriptor.FieldDescriptorProto, fd *genDescriptor.FileDescriptorProto, tm typeMap) (map[string]interface{}, error)

func GetRecordSchemaFromDescriptor ¶

func GetRecordSchemaFromDescriptor(fd *genDescriptor.FileDescriptorProto, md *genDescriptor.DescriptorProto, ns string) (map[string]interface{}, error)

func GetRecordSchemaFromMessage ¶

func GetRecordSchemaFromMessage(msg descriptor.Message) (map[string]interface{}, error)

Types ¶

This section is empty.

Source Files ¶

View all Source files

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