44     public int action() throws Throwable {
45         lr.think_time(5);
46         // ?????????
47         lr.start_transaction("query");
48         result = stat.executeQuery("SELECT * FROM Users");
49         ResultSetMetaData rsmd = result.getMetaData();
50         columnCount = rsmd.getColumnCount();
51         System.out.println("???????????: " + columnCount);
52
53         if (columnCount == 0) {
54             lr.end_transaction("query"?? lr.FAIL);
55         } else {
56             lr.end_transaction("query"?? lr.PASS);
57         }
58         return 0;
59     }//end of action
60
61
62     public int end() throws Throwable {
63         result.close();
64         stat.close();
65         conn.close();
66         return 0;
67     }//end of end
68 }
???????
????1. loadrunner11 ????JDK?汾?1.6 32λ(????????1.7JDK 32λ?????е?)
????2. Error: Java VM internal error:Error Loading javai.dll. ????????
???????Use specified JDK????JDK???????????java jdk????????磺D:Program FilesJavajdk1.6.0_10?????OK???ɡ?

????3. Error: at java.lang.ClassLoader.defineClass1(Native Method)
?????????loadrunner?????Java Vuser?????????????????????????е?path?????path???в???汾??java jdk????????????path?е??????汾??jdk·????????loadrunner??