Removed jar download link

Removed jar download link to SDK and instead provided paths on Win and Linux where the jar is installed. (Under external libraries)

Author: negust-microsoft

docs/language-extensions/tutorials/search-for-string-using-regular-expressions-in-java.md

@@ -5,7 +5,7 @@ description: This tutorial shows you how to use SQL Server Language Extensions a
 author: dphansen
 ms.author: davidph 
 manager: cgronlun
-ms.date: 05/22/2019
+ms.date: 05/28/2019
 ms.topic: conceptual
 ms.prod: sql
 ms.technology: language-extensions
@@ -221,13 +221,21 @@ Use [CREATE EXTERNAL LIBRARY](https://docs.microsoft.com/sql/t-sql/statements/cr
 
 In this sample, you will create two external libraries. One for the SDK and one for the RegEx Java code.
 
-1. Download the **mssql-java-lang-extension.jar** file from the [Microsoft Extensibility SDK for Java for Microsoft SQL Server](../how-to/extensibility-sdk-java-sql-server.md) .
+1. The SDK jar file **mssql-java-lang-extension.jar** is installed as part of SQL Server 2019 CTP 3.0 preview on both Windows and Linux. 
+
++ Default installation path on Windows: **[instance installation home directory]\MSSQL\Binn\mssql-java-lang-extension.jar**
+
++ Default installation path on Linux: **/opt/mssql/lib/mssql-java-lang-extension.jar**
+
+The code is also open sourced and can be found on the [SQL Server Language Extensions GitHub repository](https://github.com/microsoft/sql-server-language-extensions).
+
+The following article provides more information about the [Microsoft Extensibility SDK for Java for Microsoft SQL Server](../how-to/extensibility-sdk-java-sql-server.md) .
 
 2. Create an external library for the SDK.
 
     ```sql
     CREATE EXTERNAL LIBRARY sdk
-    FROM (CONTENT = '<path>/mssql-java-lang-extension.jar')
+    FROM (CONTENT = '<OS specific path from above>/mssql-java-lang-extension.jar')
     WITH (LANGUAGE = 'Java');
     GO
     ```