// Copyright (C) 2014-2018 Goodrain Co., Ltd.
// RAINBOND, Application Management Platform

// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version. For any non-GPL usage of Rainbond,
// one or multiple Commercial Licenses authorized by Goodrain Co., Ltd.
// must be obtained first.

// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.

// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.

package util

import (
	"bytes"
	"io"
	"sync"
)

type Buffer struct {
	b *bytes.Buffer
	m sync.Mutex
}

func NewBuffer(source []byte) *Buffer {
	return &Buffer{
		b: bytes.NewBuffer(source),
		m: sync.Mutex{},
	}
}
func (b *Buffer) Read(p []byte) (n int, err error) {
	b.m.Lock()
	defer b.m.Unlock()
	return b.b.Read(p)
}
func (b *Buffer) Write(p []byte) (n int, err error) {
	b.m.Lock()
	defer b.m.Unlock()
	return b.b.Write(p)
}
func (b *Buffer) String() string {
	b.m.Lock()
	defer b.m.Unlock()
	return b.b.String()
}
func (b *Buffer) Bytes() []byte {
	b.m.Lock()
	defer b.m.Unlock()
	return b.b.Bytes()
}
func (b *Buffer) Cap() int {
	b.m.Lock()
	defer b.m.Unlock()
	return b.b.Cap()
}
func (b *Buffer) Grow(n int) {
	b.m.Lock()
	defer b.m.Unlock()
	b.b.Grow(n)
}
func (b *Buffer) Len() int {
	b.m.Lock()
	defer b.m.Unlock()
	return b.b.Len()
}
func (b *Buffer) Next(n int) []byte {
	b.m.Lock()
	defer b.m.Unlock()
	return b.b.Next(n)
}
func (b *Buffer) ReadByte() (c byte, err error) {
	b.m.Lock()
	defer b.m.Unlock()
	return b.b.ReadByte()
}
func (b *Buffer) ReadBytes(delim byte) (line []byte, err error) {
	b.m.Lock()
	defer b.m.Unlock()
	return b.b.ReadBytes(delim)
}
func (b *Buffer) ReadFrom(r io.Reader) (n int64, err error) {
	b.m.Lock()
	defer b.m.Unlock()
	return b.b.ReadFrom(r)
}
func (b *Buffer) ReadRune() (r rune, size int, err error) {
	b.m.Lock()
	defer b.m.Unlock()
	return b.b.ReadRune()
}
func (b *Buffer) ReadString(delim byte) (line string, err error) {
	b.m.Lock()
	defer b.m.Unlock()
	return b.b.ReadString(delim)
}
func (b *Buffer) Reset() {
	b.m.Lock()
	defer b.m.Unlock()
	b.b.Reset()
}
func (b *Buffer) Truncate(n int) {
	b.m.Lock()
	defer b.m.Unlock()
	b.b.Truncate(n)
}
func (b *Buffer) UnreadByte() error {
	b.m.Lock()
	defer b.m.Unlock()
	return b.b.UnreadByte()
}
func (b *Buffer) UnreadRune() error {
	b.m.Lock()
	defer b.m.Unlock()
	return b.b.UnreadRune()
}
func (b *Buffer) WriteByte(c byte) error {
	b.m.Lock()
	defer b.m.Unlock()
	return b.b.WriteByte(c)
}
func (b *Buffer) WriteRune(r rune) (n int, err error) {
	b.m.Lock()
	defer b.m.Unlock()
	return b.b.WriteRune(r)
}
func (b *Buffer) WriteString(s string) (n int, err error) {
	b.m.Lock()
	defer b.m.Unlock()
	return b.b.WriteString(s)
}
func (b *Buffer) WriteTo(w io.Writer) (n int64, err error) {
	b.m.Lock()
	defer b.m.Unlock()
	return b.b.WriteTo(w)
}