/**
* Returns a BigDecimal from a ValueLink formatted amount String
*
* @param amount The ValueLink formatted amount String
* @return BigDecimal object
*/
public BigDecimal getAmount(String amount) {
if (amount == null) {
return BigDecimal.ZERO;
}
BigDecimal amountBd = new BigDecimal(amount);
return amountBd.movePointLeft(2);
}
public static BigDecimal movePointLeft(BigDecimal decimal) {
if (decimal != null) {
return decimal.movePointLeft(2);
} else {
return BigDecimalUtils.ZERO;
}
}
/** update the balance of the account as displayed at the top of the screen. */
public void updateBalance() {
accountInfo.moveToFirst();
String amountNoDecimal =
accountInfo.getString(accountInfo.getColumnIndex(AccountData.ACCOUNT_BALANCE));
BigDecimal accountBalance = new BigDecimal(amountNoDecimal);
accountBalance = accountBalance.movePointLeft(2);
mAccountBalance.setTextColor(Color.WHITE);
mHeader.setBackgroundColor(AccountData.GREEN);
if (accountBalance.signum() < 0) {
mHeader.setBackgroundColor(AccountData.RED);
}
mAccountName.setText(
accountInfo.getString(accountInfo.getColumnIndex(AccountData.ACCOUNT_NAME)));
mAccountBalance.setText(accountBalance.toPlainString());
}
static void unmarshalIn(
org.omg.CORBA.portable.InputStream s, TypeCode typeCode, long[] la, Object[] oa) {
int type = typeCode.kind().value();
long l = 0;
Object o = oa[0];
switch (type) {
case TCKind._tk_null:
case TCKind._tk_void:
case TCKind._tk_native:
// Nothing to read
break;
case TCKind._tk_short:
l = s.read_short() & 0xFFFFL;
break;
case TCKind._tk_ushort:
l = s.read_ushort() & 0xFFFFL;
break;
case TCKind._tk_enum:
case TCKind._tk_long:
l = s.read_long() & 0xFFFFFFFFL;
break;
case TCKind._tk_ulong:
l = s.read_ulong() & 0xFFFFFFFFL;
break;
case TCKind._tk_float:
l = Float.floatToIntBits(s.read_float()) & 0xFFFFFFFFL;
break;
case TCKind._tk_double:
l = Double.doubleToLongBits(s.read_double());
break;
case TCKind._tk_char:
l = s.read_char() & 0xFFFFL;
break;
case TCKind._tk_octet:
l = s.read_octet() & 0xFFL;
break;
case TCKind._tk_boolean:
if (s.read_boolean()) l = 1;
else l = 0;
break;
case TCKind._tk_any:
o = s.read_any();
break;
case TCKind._tk_TypeCode:
o = s.read_TypeCode();
break;
case TCKind._tk_Principal:
o = s.read_Principal();
break;
case TCKind._tk_objref:
if (o instanceof Streamable) ((Streamable) o)._read(s);
else o = s.read_Object();
break;
case TCKind._tk_longlong:
l = s.read_longlong();
break;
case TCKind._tk_ulonglong:
l = s.read_ulonglong();
break;
case TCKind._tk_wchar:
l = s.read_wchar() & 0xFFFFL;
break;
case TCKind._tk_string:
o = s.read_string();
break;
case TCKind._tk_wstring:
o = s.read_wstring();
break;
case TCKind._tk_value:
case TCKind._tk_value_box:
o = ((org.omg.CORBA_2_3.portable.InputStream) s).read_value();
break;
case TCKind._tk_fixed:
try {
// _REVISIT_ As soon as the java-rtf adds digits and scale parameters to
// InputStream, this check will be unnecessary
if (s instanceof CDRInputStream) {
o = ((CDRInputStream) s).read_fixed(typeCode.fixed_digits(), typeCode.fixed_scale());
} else {
BigDecimal bigDecimal = s.read_fixed();
o = bigDecimal.movePointLeft((int) typeCode.fixed_scale());
}
} catch (BadKind badKind) { // impossible
}
break;
case TCKind._tk_struct:
case TCKind._tk_union:
case TCKind._tk_sequence:
case TCKind._tk_array:
case TCKind._tk_alias:
case TCKind._tk_except:
((Streamable) o)._read(s);
break;
case TCKind._tk_abstract_interface:
o = ((org.omg.CORBA_2_3.portable.InputStream) s).read_abstract_interface();
break;
case TCKind._tk_longdouble:
// Unspecified for Java
default:
ORBUtilSystemException wrapper =
ORBUtilSystemException.get(
(com.sun.corba.se.spi.orb.ORB) s.orb(), CORBALogDomains.RPC_PRESENTATION);
throw wrapper.typecodeNotSupported();
}
oa[0] = o;
la[0] = l;
}
@Override
public void parse(
CharSequence text,
ParseLog status,
AttributeQuery attributes,
Map<ChronoElement<?>, Object> parsedResult,
FormatStep step) {
Leniency leniency = step.getAttribute(Attributes.LENIENCY, attributes, Leniency.SMART);
int effectiveMin = 0;
int effectiveMax = 9;
if (!leniency.isLax() || this.fixedWidth) {
effectiveMin = this.minDigits;
effectiveMax = this.maxDigits;
}
int len = text.length();
if (status.getPosition() >= len) {
if (effectiveMin > 0) {
status.setError(
status.getPosition(), "Expected fraction digits not found for: " + this.element.name());
}
return;
}
if (this.hasDecimalSeparator()) {
this.decimalSeparator.parse(text, status, attributes, null, step);
if (status.isError()) {
if (effectiveMin == 0) {
status.clearError();
}
return;
}
}
int current = status.getPosition();
int minEndPos = current + effectiveMin;
int maxEndPos = Math.min(current + effectiveMax, len);
if (minEndPos > len) {
status.setError(status.getPosition(), "Expected at least " + effectiveMin + " digits.");
return;
}
char zeroDigit =
step.getAttribute(Attributes.ZERO_DIGIT, attributes, Character.valueOf('0')).charValue();
long total = 0;
while (current < maxEndPos) {
int digit = text.charAt(current) - zeroDigit;
if ((digit >= 0) && (digit <= 9)) {
total = total * 10 + digit;
current++;
} else if (current < minEndPos) {
status.setError(status.getPosition(), "Expected at least " + effectiveMin + " digits.");
return;
} else {
break;
}
}
BigDecimal fraction = new BigDecimal(total);
fraction = fraction.movePointLeft(current - status.getPosition());
if (this.element.name().equals("NANO_OF_SECOND")) {
Integer min = Integer.valueOf(0);
Integer max = MRD_MINUS_1;
Integer num = this.getRealValue(fraction, min, max);
parsedResult.put(this.element, num);
} else {
// hier nur prototypischer Wert, später fraktionalen Wert bestimmen
parsedResult.put(FractionalElement.FRACTION, fraction);
parsedResult.put(this.element, this.element.getDefaultMinimum());
}
status.setPosition(current);
}
@Override
public Object parseObject(String source, ParsePosition pos) {
int ix = pos.getIndex();
int len = source.length();
int sign = 1;
int mod = 0;
int scale = 0;
int exp = 0;
boolean match = false;
char c = 0;
BigDecimal n = BigDecimal.ZERO;
if (ix < len) {
c = source.charAt(ix);
if (c == '+' || c == '-') {
sign = c == '-' ? -1 : 1;
ix++;
}
}
ix--;
while (++ix < len) {
c = source.charAt(ix);
// System.out.println("c="+c+"; n="+n);
if (Character.isDigit(c)) {
int d = Character.digit(c, 10);
n = n.multiply(BigDecimal.TEN);
n = n.add(BigDecimal.valueOf(d));
scale += mod;
match = true;
// System.out.println("->"+d+"; n="+n);
} else if (c == '.' && mod == 0) {
mod = 1;
} else {
if (!match) {
pos.setErrorIndex(ix);
return null;
}
break;
}
}
if (match && ix < len && (c == 'E' || c == 'e')) {
match = false;
if (++ix < len) {
int esign = 1;
c = source.charAt(ix);
if (c == '+' || c == '-') {
esign = c == '-' ? -1 : 1;
} else ix--;
while (++ix < len) {
c = source.charAt(ix);
if (Character.isDigit(c)) {
int d = Character.digit(c, 10);
exp = exp * 10 + d;
match = true;
}
}
exp *= esign;
}
}
if (!match) {
pos.setErrorIndex(ix);
return null;
}
scale -= exp;
n = n.movePointLeft(scale);
if (sign < 0) n = n.negate();
pos.setIndex(ix);
return n;
}
private String formatDecimal(String start, SchemaType sType) {
BigDecimal result = new BigDecimal(start);
XmlDecimal xmlD;
xmlD = (XmlDecimal) sType.getFacet(SchemaType.FACET_MIN_INCLUSIVE);
BigDecimal min = xmlD != null ? xmlD.getBigDecimalValue() : null;
xmlD = (XmlDecimal) sType.getFacet(SchemaType.FACET_MAX_INCLUSIVE);
BigDecimal max = xmlD != null ? xmlD.getBigDecimalValue() : null;
boolean minInclusive = true, maxInclusive = true;
xmlD = (XmlDecimal) sType.getFacet(SchemaType.FACET_MIN_EXCLUSIVE);
if (xmlD != null) {
BigDecimal minExcl = xmlD.getBigDecimalValue();
if (min == null || min.compareTo(minExcl) < 0) {
min = minExcl;
minInclusive = false;
}
}
xmlD = (XmlDecimal) sType.getFacet(SchemaType.FACET_MAX_EXCLUSIVE);
if (xmlD != null) {
BigDecimal maxExcl = xmlD.getBigDecimalValue();
if (max == null || max.compareTo(maxExcl) > 0) {
max = maxExcl;
maxInclusive = false;
}
}
xmlD = (XmlDecimal) sType.getFacet(SchemaType.FACET_TOTAL_DIGITS);
int totalDigits = -1;
if (xmlD != null) {
totalDigits = xmlD.getBigDecimalValue().intValue();
StringBuffer sb = new StringBuffer(totalDigits);
for (int i = 0; i < totalDigits; i++) sb.append('9');
BigDecimal digitsLimit = new BigDecimal(sb.toString());
if (max != null && max.compareTo(digitsLimit) > 0) {
max = digitsLimit;
maxInclusive = true;
}
digitsLimit = digitsLimit.negate();
if (min != null && min.compareTo(digitsLimit) < 0) {
min = digitsLimit;
minInclusive = true;
}
}
int sigMin = min == null ? 1 : result.compareTo(min);
int sigMax = max == null ? -1 : result.compareTo(max);
boolean minOk = sigMin > 0 || sigMin == 0 && minInclusive;
boolean maxOk = sigMax < 0 || sigMax == 0 && maxInclusive;
// Compute the minimum increment
xmlD = (XmlDecimal) sType.getFacet(SchemaType.FACET_FRACTION_DIGITS);
int fractionDigits = -1;
BigDecimal increment;
if (xmlD == null) increment = new BigDecimal(1);
else {
fractionDigits = xmlD.getBigDecimalValue().intValue();
if (fractionDigits > 0) {
StringBuffer sb = new StringBuffer("0.");
for (int i = 1; i < fractionDigits; i++) sb.append('0');
sb.append('1');
increment = new BigDecimal(sb.toString());
} else increment = new BigDecimal(1);
}
if (minOk && maxOk) {
// OK
} else if (minOk && !maxOk) {
// TOO BIG
if (maxInclusive) result = max;
else result = max.subtract(increment);
} else if (!minOk && maxOk) {
// TOO SMALL
if (minInclusive) result = min;
else result = min.add(increment);
} else {
// MIN > MAX!!
}
// We have the number
// Adjust the scale according to the totalDigits and fractionDigits
int digits = 0;
BigDecimal ONE = new BigDecimal(BigInteger.ONE);
for (BigDecimal n = result; n.abs().compareTo(ONE) >= 0; digits++) n = n.movePointLeft(1);
if (fractionDigits > 0)
if (totalDigits >= 0) result.setScale(Math.max(fractionDigits, totalDigits - digits));
else result.setScale(fractionDigits);
else if (fractionDigits == 0) result.setScale(0);
return result.toString();
}
/**
* This probably should be Currency responsibility. Even then, it may need to be customized for
* specialty apps because there are other cases, where the smallest increment is not the smallest
* unit.
*/
Money minimumIncrement() {
BigDecimal one = new BigDecimal(1);
BigDecimal increment = one.movePointLeft(currency.getDefaultFractionDigits());
return Money.valueOf(increment, currency);
}
public static BigDecimal sqrt(BigDecimal squarD, int scalar) {
// Static constants - perhaps initialize in class Vladimir!
BigDecimal TWO = new BigDecimal(2);
double SQRT_10 = 3.162277660168379332;
MathContext rootMC = new MathContext(scalar);
// General number and precision checking
int sign = squarD.signum();
if (sign == -1) throw new ArithmeticException("\nSquare root of a negative number: " + squarD);
else if (sign == 0) return squarD.round(rootMC);
int prec = rootMC.getPrecision(); // the requested precision
if (prec == 0)
throw new IllegalArgumentException("\nMost roots won't have infinite precision = 0");
// Initial precision is that of double numbers 2^63/2 ~ 4E18
int BITS = 62; // 63-1 an even number of number bits
int nInit = 16; // precision seems 16 to 18 digits
MathContext nMC = new MathContext(18, RoundingMode.HALF_UP);
// Iteration variables, for the square root x and the reciprocal v
BigDecimal x = null, e = null; // initial x: x0 ~ sqrt()
BigDecimal v = null, g = null; // initial v: v0 = 1/(2*x)
// Estimate the square root with the foremost 62 bits of squarD
BigInteger bi = squarD.unscaledValue(); // bi and scale are a tandem
int biLen = bi.bitLength();
int shift = Math.max(0, biLen - BITS + (biLen % 2 == 0 ? 0 : 1)); // even
// shift..
bi = bi.shiftRight(shift); // ..floors to 62 or 63 bit BigInteger
double root = Math.sqrt(bi.doubleValue());
BigDecimal halfBack = new BigDecimal(BigInteger.ONE.shiftLeft(shift / 2));
int scale = squarD.scale();
if (scale % 2 == 1) // add half scales of the root to odds..
root *= SQRT_10; // 5 -> 2, -5 -> -3 need half a scale more..
scale = (int) Math.floor(scale / 2.); // ..where 100 -> 10 shifts the
// scale
// Initial x - use double root - multiply by halfBack to unshift - set
// new scale
x = new BigDecimal(root, nMC);
x = x.multiply(halfBack, nMC); // x0 ~ sqrt()
if (scale != 0) x = x.movePointLeft(scale);
if (prec < nInit) // for prec 15 root x0 must surely be OK
return x.round(rootMC); // return small prec roots without
// iterations
// Initial v - the reciprocal
v = BigDecimal.ONE.divide(TWO.multiply(x), nMC); // v0 = 1/(2*x)
// Collect iteration precisions beforehand
ArrayList<Integer> nPrecs = new ArrayList<Integer>();
assert nInit > 3 : "Never ending loop!"; // assume nInit = 16 <= prec
// Let m be the exact digits precision in an earlier! loop
for (int m = prec + 1; m > nInit; m = m / 2 + (m > 100 ? 1 : 2)) nPrecs.add(m);
// The loop of "Square Root by Coupled Newton Iteration" for simpletons
for (int i = nPrecs.size() - 1; i > -1; i--) {
// Increase precision - next iteration supplies n exact digits
nMC =
new MathContext(
nPrecs.get(i), (i % 2 == 1) ? RoundingMode.HALF_UP : RoundingMode.HALF_DOWN);
// Next x // e = d - x^2
e = squarD.subtract(x.multiply(x, nMC), nMC);
if (i != 0) x = x.add(e.multiply(v, nMC)); // x += e*v ~ sqrt()
else {
x = x.add(e.multiply(v, rootMC), rootMC); // root x is ready!
break;
}
// Next v // g = 1 - 2*x*v
g = BigDecimal.ONE.subtract(TWO.multiply(x).multiply(v, nMC));
v = v.add(g.multiply(v, nMC)); // v += g*v ~ 1/2/sqrt()
}
return x; // return sqrt(squarD) with precision of rootMC
}
