Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;

public class Main {
    public static float HexString2Float(String string) {
        byte[] bytes = HexString2Bytes(string);

        return getFloat(bytes);

    }

    public static byte[] HexString2Bytes(String src) {
        byte[] ret = new byte[src.length() / 2];
        byte[] tmp = src.getBytes();
        for (int i = 0; i < ret.length; ++i) {
            ret[i] = uniteBytes(tmp[i * 2], tmp[i * 2 + 1]);
        }
        return ret;
    }

    public static float getFloat(byte[] b) {
        int accum = 0;
        accum = accum | (b[3] & 0xff) << 0;
        accum = accum | (b[2] & 0xff) << 8;
        accum = accum | (b[1] & 0xff) << 16;
        accum = accum | (b[0] & 0xff) << 24;
        return Float.intBitsToFloat(accum);
    }

    public static byte uniteBytes(byte src0, byte src1) {
        byte _b0 = Byte.decode("0x" + new String(new byte[] { src0 })).byteValue();
        _b0 = (byte) (_b0 << 4);
        byte _b1 = Byte.decode("0x" + new String(new byte[] { src1 })).byteValue();
        byte ret = (byte) (_b0 | _b1);
        return ret;
    }
}