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/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package com.alachisoft.ncache.serialization.standard.io;

import java.io.IOException;

/**
 * @author taimoor_haider
 */
public class CompactReader {
    //private SerializationContext context;
    private ObjectInputStream reader;

    /// 
    /// Constructs a compact reader over a  object.
    /// 
    ///  object
    public CompactReader(ObjectInputStream input) {
        reader = input;
    }

    ///  Returns the underlying  object. 
    //internal BinaryReader BaseReader { get { return reader; } }
    ///  Returns the current  object. 
    //internal SerializationContext Context { get { return context; } }


    /// 
    /// Reads an object of type  from the current stream
    /// and advances the stream position.
    /// 
    /// object read from the stream
    public Object ReadObject() throws IOException, ClassNotFoundException {
        return reader.readObject();
    }


    /// 
    /// Skips an object of type  from the current stream
    /// and advances the stream position.
    /// 
    public void SkipObject() throws IOException {
        reader.skipObject();
    }

    /*

     public object IfSkip(object readObjectValue, object defaultValue)
     {
         if (readObjectValue is SkipSerializationSurrogate)
             return defaultValue;
         else
             return readObjectValue;
     }
*/
    /// 
    /// Reads an object of type  from the current stream
    /// and advances the stream position.
    /// This method reads directly from the underlying stream.
    /// 
    /// object read from the stream
    public boolean ReadBoolean() throws IOException {
        return reader.readBoolean();
    }

    /// 
    /// Reads an object of type  from the current stream
    /// and advances the stream position.
    /// This method reads directly from the underlying stream.
    /// 
    /// object read from the stream
    public byte ReadByte() throws IOException {
        return reader.readByte();
    }

    /// 
    /// Reads an object of type  from the current stream
    /// and advances the stream position.
    /// This method reads directly from the underlying stream.
    /// 
    /// number of bytes read
    /// object read from the stream
    public byte[] ReadBytes(int count) throws IOException {
        byte[] buffer = new byte[count];
        reader.read(buffer, 0, count);
        return buffer;
    }

    /// 
    /// Reads an object of type  from the current stream
    /// and advances the stream position.
    /// This method reads directly from the underlying stream.
    /// 
    /// object read from the stream
    public char ReadChar() throws IOException {
        return reader.readChar();
    }

    /// 
    /// Reads an object of type  from the current stream
    /// and advances the stream position.
    /// This method reads directly from the underlying stream.
    /// 
    /// object read from the stream
    public char[] ReadChars(int count) throws IOException {
        char[] characters = new char[count];
        for (int i = 0; i < count; i++) {
            characters[i] = reader.readChar();
        }
        return characters;
    }
    /// 
    /// Reads an object of type  from the current stream
    /// and advances the stream position.
    /// This method reads directly from the underlying stream.
    /// 
    /// object read from the stream
    //public decimal ReadDecimal() { return reader.readFloat(); }

    /// 
    /// Reads an object of type  from the current stream
    /// and advances the stream position.
    /// This method reads directly from the underlying stream.
    /// 
    /// object read from the stream
    public float ReadSingle() throws IOException {
        return reader.readFloat();
    }

    /// 
    /// Reads an object of type  from the current stream
    /// and advances the stream position.
    /// This method reads directly from the underlying stream.
    /// 
    /// object read from the stream
    public double ReadDouble() throws IOException {
        return reader.readDouble();
    }

    /// 
    /// Reads an object of type  from the current stream
    /// and advances the stream position.
    /// This method reads directly from the underlying stream.
    /// 
    /// object read from the stream
    public short ReadInt16() throws IOException {
        return reader.readShort();
    }

    /// 
    /// Reads an object of type  from the current stream
    /// and advances the stream position.
    /// This method reads directly from the underlying stream.
    /// 
    /// object read from the stream
    public int ReadInt32() throws IOException {
        return reader.readInt();
    }

    /// 
    /// Reads an object of type  from the current stream
    /// and advances the stream position.
    /// This method reads directly from the underlying stream.
    /// 
    /// object read from the stream
    public long ReadInt64() throws IOException {
        return reader.readLong();
    }

    /// 
    /// Reads an object of type  from the current stream
    /// and advances the stream position.
    /// This method reads directly from the underlying stream.
    /// 
    /// object read from the stream
    public String ReadString() throws IOException {
        return reader.readUTF();
    }
    /// 
    /// Reads an object of type  from the current stream
    /// and advances the stream position.
    /// This method reads directly from the underlying stream.
    /// 
    /// object read from the stream
    //public  DateTime ReadDateTime() { return new DateTime(reader.ReadInt64()); }

    /// 
    /// Reads an object of type  from the current stream
    /// and advances the stream position.
    /// This method reads directly from the underlying stream.
    /// 
    /// object read from the stream
    //public override Guid ReadGuid() { return new Guid(reader.ReadBytes(16)); }

    /// 
    /// Reads the specifies number of bytes into .
    /// This method reads directly from the underlying stream.
    /// 
    /// buffer to read into
    /// starting position in the buffer
    /// number of bytes to write
    /// number of buffer read
    public int Read(byte[] buffer, int index, int count) throws IOException {
        return reader.read(buffer, index, count);
    }

    /// 
    /// Reads the specifies number of bytes into .
    /// This method reads directly from the underlying stream.
    /// 
    /// buffer to read into
    /// starting position in the buffer
    /// number of bytes to write
    /// number of chars read
    public int Read(char[] buffer, int index, int count) throws IOException {
        for (int i = index; i < count; i++) {
            buffer[index] = reader.readChar();
        }
        return count;
    }

    /// 
    /// Reads an object of type  from the current stream
    /// and advances the stream position.
    /// This method reads directly from the underlying stream.
    /// 
    /// object read from the stream

    //public sbyte ReadSByte() { return reader.ReadSByte(); }

    /// 
    /// Reads an object of type  from the current stream
    /// and advances the stream position.
    /// This method reads directly from the underlying stream.
    /// 
    /// object read from the stream

    public int ReadUInt16() throws IOException {
        return reader.readUInt16();
    }
    /// 
    /// Reads an object of type  from the current stream
    /// and advances the stream position.
    /// This method reads directly from the underlying stream.
    /// 
    /// object read from the stream

    public long ReadUInt32() throws IOException {
        return reader.readUInt32();
    }
    /// 
    /// Reads an object of type  from the current stream
    /// and advances the stream position.
    /// This method reads directly from the underlying stream.
    /// 
    /// object read from the stream

    //public override ulong ReadUInt64() { return reader.ReadUInt64(); }

    /// 
    /// Skips an object of type  from the current stream
    /// and advances the stream position.
    /// This method Skips directly from the underlying stream.
    /// 
    public void SkipBoolean() throws IOException {
        reader.skipBoolean();
    }

    /// 
    /// Skips an object of type  from the current stream
    /// and advances the stream position.
    /// This method Skips directly from the underlying stream.
    /// 
    public void SkipByte() throws IOException {
        reader.skipByte();
    }

    /// 
    /// Skips an object of type  from the current stream
    /// and advances the stream position.
    /// This method Skips directly from the underlying stream.
    /// 
    /// number of bytes read
    public void SkipBytes(int count) throws IOException {
        reader.skipBytes(count);
    }

    /// 
    /// Skips an object of type  from the current stream
    /// and advances the stream position.
    /// This method Skips directly from the underlying stream.
    /// 
    public void SkipChar() throws IOException {
        reader.skipChar();
    }

    /// 
    /// Skips an object of type  from the current stream
    /// and advances the stream position.
    /// This method Skips directly from the underlying stream.
    /// 
    public void SkipChars(int count) throws IOException {
        for (int i = 0; i < count; i++)
            reader.skipChar();
    }

    /// 
    /// Skips an object of type  from the current stream
    /// and advances the stream position.
    /// This method Skips directly from the underlying stream.
    /// 
    //public override void SkipDecimal()
    //{
    //     reader.BaseStream.Position = reader.BaseStream.Position + 16;
    //}

    /// 
    /// Skips an object of type  from the current stream
    /// and advances the stream position.
    /// This method Skips directly from the underlying stream.
    /// 
    public void SkipSingle() throws IOException {
        reader.skipFloat();
    }

    /// 
    /// Skips an object of type  from the current stream
    /// and advances the stream position.
    /// This method Skips directly from the underlying stream.
    /// 
    public void SkipDouble() throws IOException {
        reader.skipDouble();
    }

    /// 
    /// Skips an object of type  from the current stream
    /// and advances the stream position.
    /// This method Skips directly from the underlying stream.
    /// 
    public void SkipInt16() throws IOException {
        reader.skipShort();
    }

    /// 
    /// Skips an object of type  from the current stream
    /// and advances the stream position.
    /// This method Skips directly from the underlying stream.
    /// 
    public void SkipInt32() throws IOException {
        reader.skipInt();
    }

    /// 
    /// Skips an object of type  from the current stream
    /// and advances the stream position.
    /// This method Skips directly from the underlying stream.
    /// 
    public void SkipInt64() throws IOException {
        reader.skipLong();
    }

        /*
        /// 
        /// Skips an object of type  from the current stream 
        /// and advances the stream position. 
        /// This method Skips directly from the underlying stream.
        /// 
        //public void SkipString()
       // {
            //Reads String but does not assign value in effect behaves as a string
            //Reads a string from the current stream. The string is prefixed with the length, encoded as an integer seven bits at a time.
         //   reader.ski();
        //}

        /// 
        /// Skips an object of type  from the current stream 
        /// and advances the stream position. 
        /// This method Skips directly from the underlying stream.
        /// 
        public override void SkipDateTime()
        {
            this.SkipInt64();
        }

        /// 
        /// Skips an object of type  from the current stream 
        /// and advances the stream position. 
        /// This method Skips directly from the underlying stream.
        /// 
        public override void SkipGuid()
        {
            reader.BaseStream.Position = reader.BaseStream.Position + 16;
        }
       
        */

    /// 
    /// Skips an object of type  from the current stream
    /// and advances the stream position.
    /// This method Skips directly from the underlying stream.
    /// 
    public void SkipSByte() throws IOException {
        reader.skipByte();
    }

    /// 
    /// Skips an object of type  from the current stream
    /// and advances the stream position.
    /// This method Skips directly from the underlying stream.
    /// 
    public void SkipUInt16() throws IOException {
        reader.skipUInt16();
    }

    /// 
    /// Skips an object of type  from the current stream
    /// and advances the stream position.
    /// This method Skips directly from the underlying stream.
    /// 
    public void SkipUInt32() throws IOException {
        reader.skipUInt32();
    }

    /// 
    /// Skips an object of type  from the current stream
    /// and advances the stream position.
    /// This method Skips directly from the underlying stream.
    /// 
    public void SkipUInt64() throws IOException {
        reader.skipLong();
    }

}




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