Java SQL Date hexToBin(String sHexString)

Description

This method is used to convert hexcidecimal to binary string

License

Open Source License

Parameter

Parameter	Description
utilDate	The Date in java.util.Date to java.sql.Date

Return

The data in java.sql.Date

Declaration

public static String hexToBin(String sHexString) 

Method Source Code

//package com.java2s;

public class Main {
    /**// www .jav a  2s .c  o m
     *  This method is used to convert hexcidecimal to binary string
     *
     *  @param utilDate The Date in java.util.Date to java.sql.Date
     *  @return         The data in java.sql.Date
     *  @exception      Exception
     */
    public static String hexToBin(String sHexString) {
        String sBinString = "";

        for (int i = 0; i < sHexString.length(); i++)
            sBinString += hexCharToBin(sHexString.charAt(i));
        return sBinString;
    }

    public static String hexCharToBin(char c) {
        String sBinStr = "";

        c = Character.toUpperCase(c);

        switch (c) {
        case '0':
            sBinStr = "0000";
            break;
        case '1':
            sBinStr = "0001";
            break;
        case '2':
            sBinStr = "0010";
            break;
        case '3':
            sBinStr = "0011";
            break;
        case '4':
            sBinStr = "0100";
            break;
        case '5':
            sBinStr = "0101";
            break;
        case '6':
            sBinStr = "0110";
            break;
        case '7':
            sBinStr = "0111";
            break;
        case '8':
            sBinStr = "1000";
            break;
        case '9':
            sBinStr = "1001";
            break;
        case 'A':
            sBinStr = "1010";
            break;
        case 'B':
            sBinStr = "1011";
            break;
        case 'C':
            sBinStr = "1100";
            break;
        case 'D':
            sBinStr = "1101";
            break;
        case 'E':
            sBinStr = "1110";
            break;
        case 'F':
            sBinStr = "1111";
            break;
        }
        return sBinStr;
    }
}

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