Added safe reading of decimal value

Author: alex268

jdbc/src/main/java/tech/ydb/jdbc/common/MappingGetters.java

@@ -66,15 +66,15 @@ static Getters buildGetters(Type type) {
                         castToShortNotSupported(clazz),
                         value -> safeDecimalInt(value.getDecimal()),
                         value -> safeDecimalLong(value.getDecimal()),
-                        value -> value.getDecimal().toBigDecimal().floatValue(),
-                        value -> value.getDecimal().toBigDecimal().doubleValue(),
+                        value -> safeDecimal(value.getDecimal()).floatValue(),
+                        value -> safeDecimal(value.getDecimal()).doubleValue(),
                         castToBytesNotSupported(clazz),
-                        value -> value.getDecimal().toBigDecimal(),
+                        value -> safeDecimal(value.getDecimal()),
                         castToClassNotSupported(clazz),
                         castToInstantNotSupported(clazz),
                         castToNStringNotSupported(clazz),
                         castToUrlNotSupported(clazz),
-                        value -> value.getDecimal().toBigDecimal(),
+                        value -> safeDecimal(value.getDecimal()),
                         castToReaderNotSupported(clazz)
                 );
             case VOID:
@@ -235,6 +235,13 @@ private static ValueToBoolean valueToBoolean(PrimitiveType id) {
         }
     }
 
+    private static BigDecimal safeDecimal(DecimalValue value) throws SQLException {
+        if (value.isInf() || value.isNegativeInf() || value.isNan()) {
+            throw cannotConvert(value.getType(), BigDecimal.class, value.toString());
+        }
+        return value.toBigDecimal();
+    }
+
     private static int safeDecimalInt(DecimalValue value) throws SQLException {
         if (value.isInf() || value.isNegativeInf() || value.isNan()) {
             throw cannotConvert(value.getType(), int.class, value.toString());