/* TEMPLATE GENERATED TESTCASE FILE
Filename: CWE83_XSS_Attribute__Servlet_getQueryString_Servlet_61a.java
Label Definition File: CWE83_XSS_Attribute__Servlet.label.xml
Template File: sources-sink-61a.tmpl.java
*/
/*
 * @description
 * CWE: 83 Cross Site Scripting (XSS) in attributes; Examples(replace QUOTE with an actual double quote): ?img_loc=http://www.google.comQUOTE%20onerror=QUOTEalert(1) and ?img_loc=http://www.google.comQUOTE%20onerror=QUOTEjavascript:alert(1)
 * BadSource: getQueryString_Servlet Parse id param out of the URL query string (without using getParameter())
 * GoodSource: A hardcoded string
 * Sinks: printlnServlet
 *    BadSink : XSS in img src attribute
 * Flow Variant: 61 Data flow: data returned from one method to another in different classes in the same package
 *
 * */





import javax.servlet.http.*;

public class CWE83_XSS_Attribute__Servlet_getQueryString_Servlet_61a extends AbstractTestCaseServlet
{
    public void bad(HttpServletRequest request, HttpServletResponse response) throws Throwable
    {
        String data = (new CWE83_XSS_Attribute__Servlet_getQueryString_Servlet_61b()).badSource(request, response);

        if (data != null)
        {
            /* POTENTIAL FLAW: Input is not verified/sanitized before use in an image tag */
            response.getWriter().println("<br>bad() - <img src=\"" + data + "\">");
        }

    }

    public void good(HttpServletRequest request, HttpServletResponse response) throws Throwable
    {
        goodG2B(request, response);
    }

    /* goodG2B() - use goodsource and badsink */
    private void goodG2B(HttpServletRequest request, HttpServletResponse response) throws Throwable
    {
        String data = (new CWE83_XSS_Attribute__Servlet_getQueryString_Servlet_61b()).goodG2BSource(request, response);

        if (data != null)
        {
            /* POTENTIAL FLAW: Input is not verified/sanitized before use in an image tag */
            response.getWriter().println("<br>bad() - <img src=\"" + data + "\">");
        }

    }

    /* Below is the main(). It is only used when building this testcase on
     * its own for testing or for building a binary to use in testing binary
     * analysis tools. It is not used when compiling all the testcases as one
     * application, which is how source code analysis tools are tested.
     */
    public static void main(String[] args) throws ClassNotFoundException,
           InstantiationException, IllegalAccessException
    {
        mainFromParent(args);
    }
}
