adding quickfix

quickfix/field.go

@@ -0,0 +1,66 @@
+// Copyright (c) quickfixengine.org  All rights reserved.
+//
+// This file may be distributed under the terms of the quickfixengine.org
+// license as defined by quickfixengine.org and appearing in the file
+// LICENSE included in the packaging of this file.
+//
+// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING
+// THE WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A
+// PARTICULAR PURPOSE.
+//
+// See http://www.quickfixengine.org/LICENSE for licensing information.
+//
+// Contact ask@quickfixengine.org if any conditions of this licensing
+// are not clear to you.
+
+package quickfix
+
+// FieldValueWriter is an interface for writing field values.
+type FieldValueWriter interface {
+	// Write writes out the contents of the FieldValue to a `[]byte`.
+	Write() []byte
+}
+
+// FieldValueReader is an interface for reading field values.
+type FieldValueReader interface {
+	// Read reads the contents of the `[]byte` into FieldValue.
+	// Returns an error if there are issues in the data processing.
+	Read([]byte) error
+}
+
+// The FieldValue interface is used to write/extract typed field values to/from raw bytes.
+type FieldValue interface {
+	FieldValueWriter
+	FieldValueReader
+}
+
+// FieldWriter is an interface for a writing a field.
+type FieldWriter interface {
+	Tag() Tag
+	FieldValueWriter
+}
+
+// Field is the interface implemented by all typed Fields in a Message.
+type Field interface {
+	FieldWriter
+	FieldValueReader
+}
+
+// FieldGroupWriter is an interface for writing a FieldGroup.
+type FieldGroupWriter interface {
+	Tag() Tag
+	Write() []TagValue
+}
+
+// FieldGroupReader is an interface for reading a FieldGroup.
+type FieldGroupReader interface {
+	Tag() Tag
+	Read([]TagValue) ([]TagValue, error)
+}
+
+// FieldGroup is the interface implemented by all typed Groups in a Message.
+type FieldGroup interface {
+	Tag() Tag
+	Write() []TagValue
+	Read([]TagValue) ([]TagValue, error)
+}