public static decimal ToDecimal(JavaNumber n)
{
if (n is JavaByte || n is JavaShort || n is JavaInteger)
{
return new decimal(n.intValue());
}
else if (n is JavaLong)
{
return new decimal(n.longValue());
}
else if (n is JavaFloat
|| n is JavaDouble)
{
return new decimal(n.doubleValue());
}
JavaBigDecimal bigDecimalValue = n as JavaBigDecimal;
if (bigDecimalValue != null)
{
if (bigDecimalValue.compareTo(MAX_DECIMAL) > 0
|| bigDecimalValue.compareTo(MIN_DECIMAL) < 0)
{
throw HsqlConvert.NumericValueOutOfRange(n);
}
return decimal.Parse(bigDecimalValue.toPlainString());
}
return decimal.Parse(n.toString());
}
public static bool ToBoolean(JavaNumber n)
{
if (n is JavaInteger
|| n is JavaShort
|| n is JavaByte)
{
return (n.intValue() != 0);
}
else if (n is JavaLong)
{
return (n.longValue() != 0L);
}
else if (n is JavaDouble
|| n is JavaFloat)
{
return (n.doubleValue() != 0.0D);
}
JavaBigDecimal bigDecimalValue = n as JavaBigDecimal;
if (bigDecimalValue != null)
{
return !bigDecimalValue.equals(BIG_DECIMAL_0);
}
return (n.intValue() != 0);
}
public static sbyte ToTinyInt(JavaNumber n)
{
if (n is JavaByte)
{
return (sbyte) n.intValue();
}
const int max = 127;
const int min = -128;
if (n is JavaShort
|| n is JavaInteger)
{
int value = n.intValue();
if (max < value || value < min)
{
throw HsqlConvert.NumericValueOutOfRange(n);
}
return (sbyte) value;
}
else if (n is JavaLong)
{
long value = n.longValue();
if (max < value || value < min)
{
throw HsqlConvert.NumericValueOutOfRange(n);
}
return (sbyte)value;
}
else if (n is JavaDouble || n is JavaFloat)
{
double value = n.doubleValue();
if (JavaDouble.isNaN(value)
|| JavaDouble.isInfinite(value)
|| max < value
|| value < min)
{
throw NumericValueOutOfRange(n);
}
return (sbyte)value;
}
JavaBigDecimal bigDecimalValue = n as JavaBigDecimal;
if (bigDecimalValue != null)
{
JavaBigInteger bi = bigDecimalValue.toBigInteger();
if (bi.compareTo(MAX_TINYINT) > 0
|| bi.compareTo(MIN_TINYINT) < 0)
{
throw HsqlConvert.NumericValueOutOfRange(n);
}
return (sbyte) bi.intValue();
}
long longVaue = n.longValue();
if (max < longVaue || longVaue < min)
{
throw HsqlConvert.NumericValueOutOfRange(n);
}
return (sbyte)longVaue;
}
public static long ToBigInt(JavaNumber n)
{
if (n is JavaByte
|| n is JavaShort
|| n is JavaInteger
|| n is JavaLong)
{
return n.longValue();
}
const long max = JavaLong.MAX_VALUE;
const long min = JavaLong.MIN_VALUE;
if (n is JavaDouble || n is JavaFloat)
{
double value = n.doubleValue();
if (JavaDouble.isNaN(value)
|| JavaDouble.isInfinite(value)
|| max < value
|| value < min)
{
throw HsqlConvert.NumericValueOutOfRange(n);
}
return (long)value;
}
JavaBigDecimal bigDecimalValue = n as JavaBigDecimal;
if (bigDecimalValue != null)
{
JavaBigInteger bi = bigDecimalValue.toBigInteger();
if (bi.compareTo(MAX_BIGINT) > 0
|| bi.compareTo(MIN_BIGINT) < 0)
{
throw HsqlConvert.NumericValueOutOfRange(n);
}
return bi.longValue();
}
return n.longValue();
}
public static short ToSmallInt(JavaNumber n)
{
if (n is JavaByte
|| n is JavaShort)
{
return n.shortValue();
}
const int max = JavaShort.MAX_VALUE;
const int min = JavaShort.MIN_VALUE;
if (n is JavaInteger)
{
int value = n.intValue();
if (max < value || value < min)
{
throw HsqlConvert.NumericValueOutOfRange(n);
}
return (short) value;
}
if (n is JavaLong)
{
long value = n.longValue();
if (max < value || value < min)
{
throw HsqlConvert.NumericValueOutOfRange(n);
}
return (short) value;
}
if (n is JavaDouble || n is JavaFloat)
{
double value = n.doubleValue();
if (JavaDouble.isNaN(value)
|| JavaDouble.isInfinite(value)
|| max < value
|| value < min)
{
throw HsqlConvert.NumericValueOutOfRange(n);
}
return (short) value;
}
JavaBigDecimal bigDecimalValue = n as JavaBigDecimal;
if (bigDecimalValue != null)
{
JavaBigInteger bi = bigDecimalValue.toBigInteger();
if (bi.compareTo(MAX_SMALLINT) > 0
|| bi.compareTo(MIN_SMALLINT) < 0)
{
throw HsqlConvert.NumericValueOutOfRange(n);
}
return bi.shortValue();
}
long l = n.longValue();
if (max < l || l < min)
{
throw HsqlConvert.NumericValueOutOfRange(n);
}
return (short) l;
}
