Android byte[] short[] int[] long[] Array Data Conversion

<span id="Label3"></p><pre class="java" name="code">Import Java.nio.byteorder;public class Bytestransutils {private String TAG = "bytestransutils"; private static Bytestrans Utils instance = null; Private Bytestransutils () {//log.i (TAG, "instance bytestransutils");} public static bytestransutils getinstance () {i F (instance = = Null) {instance = new Bytestransutils (); } return instance; } public boolean testcpu () {if (byteorder.nativeorder () = = Byteorder.big_endian) {//System.out.println ("is BIG Endin G "); Return true; } else {//System.out.println ("is little ending"); Return false; }} public byte[] getBytes (short s, boolean bbigending) {byte[] buf = new byte[2]; If (bbigending) {for (int i = buf.length-1; i >= 0; i--) {buf[i] = (byte) (s & 0x00ff); S >>= 8;} } else {for (int i = 0; i < buf.length; i++) {buf[i] = (byte) (s & 0x00ff); S >>= 8; }} return buf; } public byte[] GetBytes (int s, boolean bbigending) {byte[] buf = new byte[4]; If (bbigendIng) {for (int i = buf.length-1; i >= 0; i--) {buf[i] = (byte) (s & 0x000000ff); S >>= 8; }} Else {System.out.println ("1"); for (int i = 0; i < buf.length; i++) {buf[i] = (byte) (s & 0x000000ff); S >>= 8; }} return buf; } public byte[] GetBytes (long s, boolean bbigending) {byte[] buf = new byte[8]; If (bbigending) {for (int i = buf.length-1; i >= 0; i--) {buf[i] = (byte) (s & 0x00000000000000ff); S >>= 8; }} else {for (int i = 0; i < buf.length; i++) {buf[i] = (byte) (s & 0x00000000000000ff); S >>= 8; }} return buf; } public Short Getshort (byte[] buf, boolean Bbigending) {if (buf = = Null) {throw new illegalargumentexception ("byte ar Ray is null! ");} If (buf.length > 2) {throw new illegalargumentexception ("byte array size > 2!"); } Short R = 0; If (bbigending) {for (int i = 0; i < buf.length; i++) {r <<= 8; R |= (buf[i] & 0x00ff); }} else {for (int i = buf.length-1; i >= 0; i--) {r <<= 8; R |= (buf[i] & 0x00ff); }} return r; } public int GetInt (byte[] buf, boolean Bbigending) {if (buf = = Null) {throw new illegalargumentexception ("byte Array is null! ");} If (buf.length > 4) {throw new illegalargumentexception ("byte array size > 4!"); } int r = 0; If (bbigending) {for (int i = 0; i < buf.length; i++) {r <<= 8; R |= (buf[i] & 0x000000ff); }} else {for (int i = buf.length-1; i >= 0; i--) {r <<= 8; R |= (buf[i] & 0x000000ff); }} return r; } public Long Getlong (byte[] buf, boolean Bbigending) {if (buf = = Null) {throw new illegalargumentexception ("byte Arra Y is null! ");} If (buf.length > 8) {throw new illegalargumentexception ("byte array size > 8!"); } Long R = 0; If (bbigending) {for (int i = 0; i < buf.length; i++) {r <<= 8; R |= (buf[i] & 0x00000000000000ff); }} else { for (int i = buf.length-1; i >= 0; i--) {r <<= 8; R |= (buf[i] & 0x00000000000000ff); }} return r; }/*----------------------------------------------------------*/* make a simple package for the conversion */*------------------------------ ----------------------------*/public byte[] getBytes (int. i) {return getBytes (i, this.testcpu ());} public byte[] getbyte s (short s) {return getBytes (s, this.testcpu ()),} public byte[] getBytes (long l) {return getBytes (l, this.testcpu ());} public int getInt (byte[] buf) {return getInt (buf, this.testcpu ()), "public" short getshort (byte[] buf) {return getshort (buf, this.testcpu ()); } public long Getlong (byte[] buf) {return getlong (buf, this.testcpu ());}/****************************************/pub Lic short[] bytes2shorts (byte[] buf) {byte blength = 2; short[] s = new short[buf.length/blength]; For (int ILoop = 0; ILoop < s.length; iloop++) {byte[] temp = new byte[blength]; For (int Jloop = 0; Jloop < blength; jloop++) {temp[jloop] = Buf[iloop * Blength + jloop]; } s[iloop] = Getshort (temp); } return s; } public byte[] shorts2bytes (short[] s) {byte blength = 2; byte[] buf = new Byte[s.length * blength]; For (int ILoop = 0; ILoop < s.length; iloop++) {byte[] temp = getBytes (s[iloop]); For (int Jloop = 0; Jloop < blength; jloop++) {buf[iloop * blength + jloop] = temp[jloop];}} Return buf; }/****************************************/public int[] bytes2ints (byte[] buf) {byte blength = 4; int[] s = new Int[buf . length/blength]; For (int ILoop = 0; ILoop < s.length; iloop++) {byte[] temp = new byte[blength]; For (int Jloop = 0; Jloop < blength; jloop++) {temp[jloop] = buf[iloop * blength + jloop];} s[iloop] = GetInt (temp); System.out.println ("2out->" +s[iloop]); } return s; } public byte[] ints2bytes (int[] s) {byte blength = 4; byte[] buf = new Byte[s.length * blength]; For (int ILoop = 0; ILoop < s.length; iloop++) {byte[] temp = getBytes (s[iloop]); System.out.println ("1out-&Gt; " +s[iloop]); For (int Jloop = 0; Jloop < blength; jloop++) {buf[iloop * blength + jloop] = temp[jloop];}} Return buf; }/****************************************/public long[] bytes2longs (byte[] buf) {byte blength = 8; long[] s = new long [buf.length/blength]; For (int ILoop = 0; ILoop < s.length; iloop++) {byte[] temp = new byte[blength]; For (int Jloop = 0; Jloop < blength; jloop++) {temp[jloop] = buf[iloop * blength + jloop];} s[iloop] = Getlong (temp); } return s; } public byte[] longs2bytes (long[] s) {byte blength = 8; byte[] buf = new Byte[s.length * blength]; For (int ILoop = 0; ILoop < s.length; iloop++) {byte[] temp = getBytes (s[iloop]); For (int Jloop = 0; Jloop < blength; jloop++) {buf[iloop * blength + jloop] = temp[jloop];}} Return buf; }}</pre><p><p><br></p></p><p><p>Android byte[] short[] int[] long[] Array Data Conversion</p></p></span>