BufferBuilder.cs source code in C# .NET

                        Code:
                         / Dotnetfx_Vista_SP2 / Dotnetfx_Vista_SP2 / 8.0.50727.4016 / DEVDIV / depot / DevDiv / releases / whidbey / NetFxQFE / ndp / fx / src / Net / System / Net / Mail / BufferBuilder.cs / 1 / BufferBuilder.cs
                        
                        
                            //------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

namespace System.Net 
{ 
    using System;
    using System.IO; 
    using System.Globalization;

    internal class BufferBuilder
    { 
        byte[] buffer;
        int offset; 
 
        internal BufferBuilder() : this(256)
        { 
        }

        internal BufferBuilder(int initialSize)
        { 
            this.buffer = new byte[initialSize];
        } 
 
        void EnsureBuffer(int count)
        { 
            if (count > this.buffer.Length - this.offset)
            {
                byte[] newBuffer = new byte[((buffer.Length * 2)>(buffer.Length + count))?(buffer.Length*2):(buffer.Length + count)];
                Buffer.BlockCopy(this.buffer, 0, newBuffer, 0, this.offset); 
                this.buffer = newBuffer;
            } 
        } 

        internal void Append(byte value) 
        {
            EnsureBuffer(1);
            this.buffer[this.offset++] = value;
        } 

        internal void Append(byte[] value) 
        { 
            Append(value, 0, value.Length);
        } 

        internal void Append(byte[] value, int offset, int count)
        {
            EnsureBuffer(count); 
            Buffer.BlockCopy(value, offset, this.buffer, this.offset, count);
            this.offset += count; 
        } 

        internal void Append(string value) 
        {
            Append(value, 0, value.Length);
        }
 
        internal void Append(string value, int offset, int count)
        { 
            EnsureBuffer(count); 
            for (int i = 0; i < count; i++)
            { 
                char c = value[offset+i];
                if ((ushort)c > 0xFF)
                    throw new FormatException(SR.GetString(SR.MailHeaderFieldInvalidCharacter));
                this.buffer[this.offset + i] = (byte)c; 
            }
            this.offset += count; 
        } 

        internal int Length 
        {
            get
            {
                return this.offset; 
            }
        } 
 
        internal byte[] GetBuffer()
        { 
            return this.buffer;
        }

        internal void Reset() 
        {
            this.offset = 0; 
        } 
    }
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
//------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

namespace System.Net 
{ 
    using System;
    using System.IO; 
    using System.Globalization;

    internal class BufferBuilder
    { 
        byte[] buffer;
        int offset; 
 
        internal BufferBuilder() : this(256)
        { 
        }

        internal BufferBuilder(int initialSize)
        { 
            this.buffer = new byte[initialSize];
        } 
 
        void EnsureBuffer(int count)
        { 
            if (count > this.buffer.Length - this.offset)
            {
                byte[] newBuffer = new byte[((buffer.Length * 2)>(buffer.Length + count))?(buffer.Length*2):(buffer.Length + count)];
                Buffer.BlockCopy(this.buffer, 0, newBuffer, 0, this.offset); 
                this.buffer = newBuffer;
            } 
        } 

        internal void Append(byte value) 
        {
            EnsureBuffer(1);
            this.buffer[this.offset++] = value;
        } 

        internal void Append(byte[] value) 
        { 
            Append(value, 0, value.Length);
        } 

        internal void Append(byte[] value, int offset, int count)
        {
            EnsureBuffer(count); 
            Buffer.BlockCopy(value, offset, this.buffer, this.offset, count);
            this.offset += count; 
        } 

        internal void Append(string value) 
        {
            Append(value, 0, value.Length);
        }
 
        internal void Append(string value, int offset, int count)
        { 
            EnsureBuffer(count); 
            for (int i = 0; i < count; i++)
            { 
                char c = value[offset+i];
                if ((ushort)c > 0xFF)
                    throw new FormatException(SR.GetString(SR.MailHeaderFieldInvalidCharacter));
                this.buffer[this.offset + i] = (byte)c; 
            }
            this.offset += count; 
        } 

        internal int Length 
        {
            get
            {
                return this.offset; 
            }
        } 
 
        internal byte[] GetBuffer()
        { 
            return this.buffer;
        }

        internal void Reset() 
        {
            this.offset = 0; 
        } 
    }
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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BufferBuilder.cs source code in C# .NET

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