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package com.github.andyshao.convert;

import java.util.Objects;

/**
 * General convert interface.
 * Title:

 * Descript:

 * Copyright: Copryright(c) Jun 14, 2014

 * Encoding:UNIX UTF-8
 * 
 * @author Andy.Shao
 *
 * @param  the input
 * @param  the output
 */
@FunctionalInterface
public interface Convert {
    /** Will change it become private */
    @Deprecated
    public static final Convert BYTE_2_HEX = ConvertByte2Str.byte2Char(ConvertByte2Str.BYTE_HEX);

    public static final Convert BYTES_2_HEX = (Byte[] in) -> {
        StringBuilder builder = new StringBuilder();
        for (Byte b : in) {
            builder.append(Convert.BYTE_2_HEX.convert(b));
        }
        return builder.toString();
    };
    public static final Convert HEX_2_BYTES = new ConvertStr2Byte();
    public static final Convert OB_2_BOOLEAN = (Object in) -> {
        String str = Convert.OB_2_STR.convert(in);
        return str == null ? null : Boolean.valueOf(str);
    };
    public static final Convert OB_2_CHAR = (Object in) -> {
        String str = Convert.OB_2_STR.convert(in);
        return str.charAt(0);
    };
    public static final Convert OB_2_DOUBLE = (Object in) -> {
        String str = Convert.OB_2_STR.convert(in);
        return str == null ? null : Double.valueOf(str);
    };
    public static final Convert OB_2_FLOAT = (Object in) -> {
        String str = Convert.OB_2_STR.convert(in);
        return str == null ? null : Float.valueOf(str);
    };
    public static final Convert OB_2_INT = (Object in) -> {
        String str = Convert.OB_2_STR.convert(in);
        return str == null ? null : Integer.valueOf(str);
    };
    public static final Convert OB_2_LONG = (Object in) -> {
        String str = Convert.OB_2_STR.convert(in);
        return str == null ? null : Long.valueOf(str);
    };
    public static final Convert OB_2_OB = (Object in) -> {
        return in;
    };
    public static final Convert OB_2_SHORT = (Object in) -> {
        String str = Convert.OB_2_STR.convert(in);
        return str == null ? null : Short.valueOf(str);
    };
    public static final Convert OB_2_STR = (Object in) -> {
        return Objects.toString(in , null);
    };

    OUT convert(IN in);

}
    

    

    

            

    

            



    
    






    
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