Perf fix 1 - Add a null value check upfront in DTV::getValue (#2600)

* Perf fix 1 - Add a null value check upfront in dtv::getValue * Formatting change * Formatting change * Formatting change
microsoft · Feb 20, 2025 · b0ff5b1 · b0ff5b1
1 parent 2c3db81
commit b0ff5b1
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/src/main/java/com/microsoft/sqlserver/jdbc/dtv.java b/src/main/java/com/microsoft/sqlserver/jdbc/dtv.java
@@ -246,8 +246,11 @@ final JavaType getJavaType() {
     Object getValue(JDBCType jdbcType, int scale, InputStreamGetterArgs streamGetterArgs, Calendar cal,
             TypeInfo typeInfo, CryptoMetadata cryptoMetadata, TDSReader tdsReader,
             SQLServerStatement statement) throws SQLServerException {
-        if (null == impl)
+        if (null == impl) {
             impl = new ServerDTVImpl();
+        } else if (impl.isNull()) {
+            return null;
+        }
         return impl.getValue(this, jdbcType, scale, streamGetterArgs, cal, typeInfo, cryptoMetadata, tdsReader,
                 statement);
     }