// ----------------------------------------------------------------------------
//
//  Copyright (c) Microsoft Corporation.  All rights reserved.
//
// ----------------------------------------------------------------------------

using System;

namespace System.Text
{

    public class StringBuilder
    {

        public Char this [int index]
        {
          get;
          set;
        }

        public int MaxCapacity
        {
          get;
        }

        public int Length
        {
          get;
          set;
        }

        public int Capacity
        {
          get;
          set;
        }

        public StringBuilder Replace (Char oldChar, Char newChar, int startIndex, int count)
            requires count >= 0 otherwise ArgumentOutOfRangeException;

        public StringBuilder Replace (Char oldChar, Char newChar);

        public bool Equals (StringBuilder sb);

        public StringBuilder Replace (string arg0, string arg1, int arg2, int arg3);

        public StringBuilder Replace (string oldValue, string newValue);

        public StringBuilder AppendFormat (string format, Object[] args);

        public StringBuilder AppendFormat (string format, object arg0, object arg1, object arg2);

        public StringBuilder AppendFormat (string format, object arg0, object arg1);

        public StringBuilder AppendFormat (string format, object arg0);

        public StringBuilder Insert (int index, object value);

        public StringBuilder Insert (int index, UInt64 value);

        public StringBuilder Insert (int index, UInt32 value);

        public StringBuilder Insert (int index, UInt16 value);

        public StringBuilder Insert (int index, Decimal value);

        public StringBuilder Insert (int index, double value);

        public StringBuilder Insert (int index, Single value);

        public StringBuilder Insert (int index, Int64 value);

        public StringBuilder Insert (int index, int value);

        public StringBuilder Insert (int arg0, Char[] arg1, int arg2, int arg3);

        public StringBuilder Insert (int index, Char[] value);

        public StringBuilder Insert (int index, Char value);

        public StringBuilder Insert (int index, Int16 value);

        public StringBuilder Insert (int index, byte value);

        public StringBuilder Insert (int index, SByte value);

        public StringBuilder Insert (int index, bool value);

        public StringBuilder Insert (int index, string value);

        public StringBuilder Append (Char[] value);

        public StringBuilder Append (object value);

        public StringBuilder Append (UInt64 value);

        public StringBuilder Append (UInt32 value);

        public StringBuilder Append (UInt16 value);

        public StringBuilder Append (Decimal value);

        public StringBuilder Append (double value);

        public StringBuilder Append (Single value);

        public StringBuilder Append (Int64 value);

        public StringBuilder Append (int value);

        public StringBuilder Append (Int16 value);

        public StringBuilder Append (Char value);

        public StringBuilder Append (byte value);

        public StringBuilder Append (SByte value);

        public StringBuilder Append (bool value);

        public StringBuilder Remove (int arg0, int arg1);

        public StringBuilder Insert (int index, string! value, int count)
            requires value != null || index == 0 otherwise ArgumentNullException;
            requires count == 0 otherwise ArgumentNullException;
            requires index >= 0 otherwise ArgumentOutOfRangeException;
            requires count >= 1 otherwise ArgumentOutOfRangeException;

        public StringBuilder Append (string! value, int startIndex, int count)
            requires value != null || startIndex == 0 otherwise ArgumentNullException;
            requires count == 0 otherwise ArgumentNullException;
            requires count > 0 || count == 0 otherwise ArgumentOutOfRangeException;
            requires startIndex >= 0 otherwise ArgumentOutOfRangeException;
            requires startIndex <= (value.Length - count) otherwise ArgumentOutOfRangeException;

        public StringBuilder Append (string value);

        public StringBuilder Append (Char[]! value, int startIndex, int charCount)
            requires value != null || startIndex == 0 otherwise ArgumentNullException;
            requires charCount == 0 otherwise ArgumentNullException;
            requires charCount == 0 || startIndex >= 0 otherwise ArgumentOutOfRangeException;
            requires charCount >= 0 otherwise ArgumentOutOfRangeException;
            requires charCount <= (value.Length - startIndex) otherwise ArgumentOutOfRangeException;

        public StringBuilder Append (Char value, int repeatCount)
            requires repeatCount == 0 || repeatCount >= 0 otherwise ArgumentOutOfRangeException;

        public string! ToString (int startIndex, int length);

        public string! ToString ();

        public int EnsureCapacity (int capacity)
            requires capacity >= 0 otherwise ArgumentOutOfRangeException;

        public StringBuilder (int capacity, int maxCapacity)
            requires capacity <= maxCapacity otherwise ArgumentOutOfRangeException;
            requires maxCapacity >= 1 otherwise ArgumentOutOfRangeException;
            requires capacity >= 0 otherwise ArgumentOutOfRangeException;

        public StringBuilder (string value, int startIndex, int length, int capacity)
            requires capacity >= 0 otherwise ArgumentOutOfRangeException;
            requires length >= 0 otherwise ArgumentOutOfRangeException;

        public StringBuilder (string value, int capacity)
            requires capacity >= 0 otherwise ArgumentOutOfRangeException;

        public StringBuilder (string value);

        public StringBuilder (int capacity)
            requires capacity >= 0 otherwise ArgumentOutOfRangeException;

        public StringBuilder ();
    }
}