test SAP HANA db client

for build.gradle:    testCompile fileTree(dir: '../ds/lib/external/sap', include: '*.jar')

src/test/java/hanaSap/TestHana.java

+package hanaSap;
+
+import org.junit.Test;
+
+import java.sql.*;
+
+/**
+ * Created by eli on 9/7/16.
+ */
+public class TestHana {
+    @Test
+    public void testHana(){
+        Connection connection = null;
+        try {
+            connection = DriverManager.getConnection(
+                    //                 "jdbc:sap://52.57.71.173:3015/?autocommit=false","david.horn@ipgallery.com","Ad323056");
+                    "jdbc:sap://52.57.71.173:30015/?autocommit=false","SYSTEM","Welcome1");
+        } catch (SQLException e) {
+            System.err.println("Connection Failed. User/Passwd Error?");
+            return;
+        }
+        if (connection != null) {
+            try {
+                System.out.println("Connection to HANA successful!");
+                Statement stmt = connection.createStatement();
+                ResultSet resultSet = stmt.executeQuery("Select 'hello world' from dummy");
+                resultSet.next();
+                String hello = resultSet.getString(1);
+                System.out.println(hello);
+            } catch (SQLException e) {
+                System.err.println("Query failed!");
+            }
+        }
+    }
+
+}