Char Array Writer : Array Util « Collections Data Structure « C# / C Sharp

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C# / C Sharp » Collections Data Structure » Array UtilScreenshots 
Char Array Writer
 
//
// (C) Copyright 2009 Irantha Suwandarathna (iranthas@hotmail.com)
// All rights reserved.
//

/* Copyright (c) 2001-2008, The HSQL Development Group
 * All rights reserved.
 *
 * Redistribution and use _in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * Redistributions of source code must retain the above copyright notice, this
 * list of conditions and the following disclaimer.
 *
 * Redistributions _in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer _in the documentation
 * and/or other materials provided with the distribution.
 *
 * Neither the name of the HSQL Development Group nor the names of its
 * contributors may be used to endorse or promote products derived from this
 * software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL HSQL DEVELOPMENT GROUP, HSQLDB.ORG,
 * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO;

namespace EffiProz.Core.Lib
{
    class CharArrayWriter
    {
        protected char[] buffer;
        protected int count;

        public CharArrayWriter(char[] buffer)
        {
            this.buffer = buffer;
        }

        public CharArrayWriter(TextReader reader, int length)
        {

            buffer = new char[length];

            for (int left = length; left > 0)
            {
                int read = reader.Read(buffer, count, left);

                if (read == -1)
                {
                    if (left > 0)
                    {
                        reader.Close();

                        throw new EndOfStreamException();
                    }

                    break;
                }

                left -= read;
                count += read;
            }
        }

        public void write(int c)
        {

            if (count == buffer.Length)
            {
                ensureSize(count + 1);
            }

            buffer[count++(char)c;
        }

        void ensureSize(int size)
        {

            if (size <= buffer.Length)
            {
                return;
            }

            int newSize = buffer.Length;

            while (newSize < size)
            {
                newSize *= 2;
            }

            char[] newBuffer = new char[newSize];

            Array.Copy(buffer, 0, newBuffer, 0, count);

            buffer = newBuffer;
        }

        public void write(String str, int off, int len)
        {

            ensureSize(count + len);
            str.CopyTo(off, buffer, count, len);

            count += len;
        }

        public void reset()
        {
            count = 0;
        }

        public void reset(char[] buffer)
        {
            count = 0;
            this.buffer = buffer;
        }

        public char[] toCharArray()
        {

            char[] newBuffer = new char[count];

            Array.Copy(buffer, 0, newBuffer, 0, count);

            return (char[])newBuffer;
        }

        public int size()
        {
            return count;
        }

        /**
         * Converts input data to a string.
         @return the string.
         */
        public String toString()
        {
            return new String(buffer, 0, count);
        }
    }
}

   
  
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18.Ensures that the int array cannot hold more than maxCapacity elements.
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33.Creates a new array with just the specified elements.
34.Array 2D
35.Get a array of object from a enum datatype.
36.Reinitializes an int array to the given value in an optimized way: intArraySet
37.Returns a Boolean indicating whether the Array is Empty (is Null or has a length of zero).
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