return Arrays.equals(bits, offset, offset + other.length(), other.bits, 0, other.length());
}
+ @Override
+ public String toString()
+ {
+ return toBitStringMSBFirst();
+ }
+
/**
* All {@link Bit}s symbols concatenated together
*
* @see #parse(String)
*/
- @Override
- public String toString()
+ public String toBitStringLSBFirst()
+ {
+ StringBuilder sb = new StringBuilder(bits.length);
+ for (Bit bit : bits)
+ sb.append(bit);
+ return sb.toString();
+ }
+
+ /**
+ * All {@link Bit}s symbols concatenated together, with the MSB coming first (like a binary number)
+ *
+ * @see #parse(String)
+ */
+ public String toBitStringMSBFirst()
{
StringBuilder sb = new StringBuilder(bits.length);
for (Bit bit : bits)
sb.append(bit);
+ sb.reverse();
return sb.toString();
}
/**
* Parses a String containing solely {@link Bit} symbols
*
- * @see #toString()
+ * @see #toBitStringLSBFirst()
*/
- public static BitVector parse(String s)
+ public static BitVector parseLSBFirst(String s)
{
Bit[] values = new Bit[s.length()];
for (int i = 0; i < s.length(); i++)
return new BitVector(values);
}
+ /**
+ * Parses a String containing solely {@link Bit} symbols, with the MSB coming first (like a binary number)
+ *
+ * @see #toBitStringLSBFirst()
+ */
+ public static BitVector parseMSBFirst(String s)
+ {
+ Bit[] values = new Bit[s.length()];
+ for (int i = 0, j = s.length() - 1; j >= 0; i++, j--)
+ {
+ values[i] = Bit.parse(s, j);
+ }
+ return new BitVector(values);
+ }
+
@Override
public Iterator<Bit> iterator()
{
@Override
public void setReg_A(String val_4_bit)
{
- // reverse because the BitVector.parse() expects the LSBit at the beginning and the MSBit at the end
- var bits = BitVector.parse(new StringBuilder(val_4_bit).reverse().toString());
+ var bits = BitVector.parseMSBFirst(val_4_bit);
A3.setToValueOf(bits.getBit(3));
A2.setToValueOf(bits.getBit(2));
A1.setToValueOf(bits.getBit(1));
@Override
public void setReg_B(String val_4_bit)
{
- // reverse because the BitVector.parse() expects the LSBit at the beginning and the MSBit at the end
- var bits = BitVector.parse(new StringBuilder(val_4_bit).reverse().toString());
+ var bits = BitVector.parseMSBFirst(val_4_bit);
B3.setToValueOf(bits.getBit(3));
B2.setToValueOf(bits.getBit(2));
B1.setToValueOf(bits.getBit(1));
@Override
public void setD(String val_4_bit)
{
- // reverse because the BitVector.parse() expects the LSBit at the beginning and the MSBit at the end
- var bits = BitVector.parse(new StringBuilder(val_4_bit).reverse().toString());
+ var bits = BitVector.parseMSBFirst(val_4_bit);
D4.setToValueOf(bits.getBit(3));
D3.setToValueOf(bits.getBit(2));
D2.setToValueOf(bits.getBit(1));
var y2 = Y3.getDisplayedValue();
var y1 = Y2.getDisplayedValue();
var y0 = Y1.getDisplayedValue();
- // reverse because BitVector.toString() returns the LSBit at the beginning and the MSBit at the end
- return new StringBuilder(y0.concat(y1).concat(y2).concat(y3).toString()).reverse().toString();
+ return y0.concat(y1).concat(y2).concat(y3).toBitStringMSBFirst();
}
private void setField(String name, Object value)
@Override
public void setDirectly(Register r, String val_4_bit)
{
- // reverse because the BitVector.parse() expects the LSBit at the beginning and the MSBit at the end
- am2901.setHighLevelState(regToStateID(r), BitVector.parse(new StringBuilder(val_4_bit).reverse().toString()));
+ am2901.setHighLevelState(regToStateID(r), BitVector.parseMSBFirst(val_4_bit));
}
@Override
public String getDirectly(Register r)
{
- // reverse because BitVector.toString() returns the LSBit at the beginning and the MSBit at the end
- return new StringBuilder(am2901.getHighLevelState(regToStateID(r)).toString()).reverse().toString();
+ return ((BitVector) am2901.getHighLevelState(regToStateID(r))).toBitStringMSBFirst();
}
private static String regToStateID(Register r)