/* TEMPLATE GENERATED TESTCASE FILE
Filename: CWE470_Unsafe_Reflection__Property_17.java
Label Definition File: CWE470_Unsafe_Reflection.label.xml
Template File: sources-sink-17.tmpl.java
*/
/*
* @description
* CWE: 470 Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection')
* BadSource: Property Read data from a system property
* GoodSource: Set data to a hardcoded class name
* BadSink:  Instantiate class named in data
* Flow Variant: 17 Control flow: for loops
*
* */







public class CWE470_Unsafe_Reflection__Property_17 extends AbstractTestCase
{
    /* uses badsource and badsink */
    public void bad() throws Throwable
    {
        String data;

        /* get system property user.home */
        /* POTENTIAL FLAW: Read data from a system property */
        data = System.getProperty("user.home");

        for (int i = 0; i < 1; i++)
        {
            /* POTENTIAL FLAW: Instantiate object of class named in data (which may be from external input) */
            Class<?> tempClass = Class.forName(data);
            Object tempClassObject = tempClass.newInstance();
            IO.writeLine(tempClassObject.toString()); /* Use tempClassObject in some way */
        }
    }

    /* goodG2B() - use goodsource and badsink by reversing the block outside the
     * for statement with the one in the for statement */
    private void goodG2B() throws Throwable
    {
        String data;

        /* FIX: Use a hardcoded class name */
        data = "Testing.test";

        for (int i = 0; i < 1; i++)
        {
            /* POTENTIAL FLAW: Instantiate object of class named in data (which may be from external input) */
            Class<?> tempClass = Class.forName(data);
            Object tempClassObject = tempClass.newInstance();
            IO.writeLine(tempClassObject.toString()); /* Use tempClassObject in some way */
        }
    }

    public void good() throws Throwable
    {
        goodG2B();
    }

    /* 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);
    }
}
