package tools;
import java.io.ByteArrayOutputStream;
import org.apache.mina.core.buffer.IoBuffer;
public class HexTool {
private static final char[] HEX = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F'};
public static final String toString(byte byteValue) {
int tmp = byteValue << 8;
char[] retstr = {HEX[(tmp >> 12 & 0xF)], HEX[(tmp >> 8 & 0xF)]};
return String.valueOf(retstr);
}
public static final String toString(IoBuffer buf) {
buf.flip();
byte[] arr = new byte[buf.remaining()];
buf.get(arr);
String ret = toString(arr);
buf.flip();
buf.put(arr);
return ret;
}
public static final String toString(int intValue) {
return Integer.toHexString(intValue);
}
public static final String toString(byte[] bytes) {
StringBuilder hexed = new StringBuilder();
for (int i = 0; i < bytes.length; i++) {
hexed.append(toString(bytes[i]));
hexed.append(' ');
}
return hexed.substring(0, hexed.length() - 1);
}
public static final String toStringFromAscii(byte[] bytes) {
char[] ret = new char[bytes.length];
for (int x = 0; x < bytes.length; x++) {
if ((bytes[x] < 32) && (bytes[x] >= 0)) {
ret[x] = '.';
} else {
int chr = (short) bytes[x] & 0xFF;
ret[x] = ((char) chr);
}
}
return String.valueOf(ret);
}
public static final String toPaddedStringFromAscii(byte[] bytes) {
String str = toStringFromAscii(bytes);
StringBuilder ret = new StringBuilder(str.length() * 3);
for (int i = 0; i < str.length(); i++) {
ret.append(str.charAt(i));
ret.append(" ");
}
return ret.toString();
}
public static byte[] getByteArrayFromHexString(String hex) {
ByteArrayOutputStream baos = new ByteArrayOutputStream();
int nexti = 0;
int nextb = 0;
boolean highoc = true;
outer:
while (true) {
int number = -1;
while (number == -1) {
if (nexti == hex.length()) {
break outer;
}
char chr = hex.charAt(nexti);
if ((chr >= '0') && (chr <= '9')) {
number = chr - '0';
} else if ((chr >= 'a') && (chr <= 'f')) {
number = chr - 'a' + 10;
} else if ((chr >= 'A') && (chr <= 'F')) {
number = chr - 'A' + 10;
} else {
number = -1;
}
nexti++;
}
if (highoc) {
nextb = number << 4;
highoc = false;
} else {
nextb |= number;
highoc = true;
baos.write(nextb);
}
}
label161:
return baos.toByteArray();
}
public static byte[] hex(String hex) {
ByteArrayOutputStream baos = new ByteArrayOutputStream();
int nexti = 0;
int nextb = 0;
boolean highoc = true;
outer:
while (true) {
int number = -1;
while (number == -1) {
if (nexti == hex.length()) {
break outer;
}
char chr = hex.charAt(nexti);
if ((chr >= '0') && (chr <= '9')) {
number = chr - '0';
} else if ((chr >= 'a') && (chr <= 'f')) {
number = chr - 'a' + 10;
} else if ((chr >= 'A') && (chr <= 'F')) {
number = chr - 'A' + 10;
} else {
number = -1;
}
nexti++;
}
if (highoc) {
nextb = number << 4;
highoc = false;
} else {
nextb |= number;
highoc = true;
baos.write(nextb);
}
}
label161:
return baos.toByteArray();
}
public static final String getOpcodeToString(int op) {
return new StringBuilder().append("0x").append(StringUtil.getLeftPaddedStr(Integer.toHexString(op).toUpperCase(), '0', 4)).toString();
}
}