Examples with DoubleLiteral io.confluent.ksql.execution.expression.tree.DoubleLiteral used on opensource projects

Example 21 with DoubleLiteral

use of io.confluent.ksql.execution.expression.tree.DoubleLiteral in project ksql by confluentinc.

the class ImplicitlyCastResolver method resolveToDecimal.

@SuppressWarnings("CyclomaticComplexiIntegerLiteralty")
private static Expression resolveToDecimal(final Expression expression, final SqlDecimal toDecimalType) {
    final BigDecimal literalValue;
    if (expression instanceof IntegerLiteral) {
        literalValue = BigDecimal.valueOf(((IntegerLiteral) expression).getValue());
    } else if (expression instanceof LongLiteral) {
        literalValue = BigDecimal.valueOf(((LongLiteral) expression).getValue());
    } else if (expression instanceof DoubleLiteral) {
        literalValue = BigDecimal.valueOf(((DoubleLiteral) expression).getValue());
    } else if (expression instanceof DecimalLiteral) {
        literalValue = ((DecimalLiteral) expression).getValue();
    } else {
        return expression;
    }
    final SqlDecimal fromDecimalType = (SqlDecimal) DecimalUtil.fromValue(literalValue);
    if (DecimalUtil.canImplicitlyCast(fromDecimalType, toDecimalType)) {
        return new DecimalLiteral(expression.getLocation(), DecimalUtil.cast(literalValue, toDecimalType.getPrecision(), toDecimalType.getScale()));
    }
    return expression;
}