/* TEMPLATE GENERATED TESTCASE FILE
Filename: CWE369_Divide_by_Zero__float_Property_divide_66a.java
Label Definition File: CWE369_Divide_by_Zero__float.label.xml
Template File: sources-sinks-66a.tmpl.java
*/
/*
 * @description
 * CWE: 369 Divide by zero
 * BadSource: Property Read data from a system property
 * GoodSource: A hardcoded non-zero number (two)
 * Sinks: divide
 *    GoodSink: Check for zero before dividing
 *    BadSink : Dividing by a value that may be zero
 * Flow Variant: 66 Data flow: data passed in an array from one method to another in different source files in the same package
 *
 * */




import java.util.logging.Level;

public class CWE369_Divide_by_Zero__float_Property_divide_66a extends AbstractTestCase
{
    public void bad() throws Throwable
    {
        float data;

        data = -1.0f; /* Initialize data */

        /* get system property user.home */
        /* POTENTIAL FLAW: Read data from a system property */
        {
            String stringNumber = System.getProperty("user.home");
            if (stringNumber != null)
            {
                try
                {
                    data = Float.parseFloat(stringNumber.trim());
                }
                catch(NumberFormatException exceptNumberFormat)
                {
                    IO.logger.log(Level.WARNING, "Number format exception parsing data from string", exceptNumberFormat);
                }
            }
        }

        float[] dataArray = new float[5];
        dataArray[2] = data;
        (new CWE369_Divide_by_Zero__float_Property_divide_66b()).badSink(dataArray  );
    }

    public void good() throws Throwable
    {
        goodG2B();
        goodB2G();
    }

    /* goodG2B() - use goodsource and badsink */
    private void goodG2B() throws Throwable
    {
        float data;

        /* FIX: Use a hardcoded number that won't a divide by zero */
        data = 2.0f;

        float[] dataArray = new float[5];
        dataArray[2] = data;
        (new CWE369_Divide_by_Zero__float_Property_divide_66b()).goodG2BSink(dataArray  );
    }

    /* goodB2G() - use badsource and goodsink */
    private void goodB2G() throws Throwable
    {
        float data;

        data = -1.0f; /* Initialize data */

        /* get system property user.home */
        /* POTENTIAL FLAW: Read data from a system property */
        {
            String stringNumber = System.getProperty("user.home");
            if (stringNumber != null)
            {
                try
                {
                    data = Float.parseFloat(stringNumber.trim());
                }
                catch(NumberFormatException exceptNumberFormat)
                {
                    IO.logger.log(Level.WARNING, "Number format exception parsing data from string", exceptNumberFormat);
                }
            }
        }

        float[] dataArray = new float[5];
        dataArray[2] = data;
        (new CWE369_Divide_by_Zero__float_Property_divide_66b()).goodB2GSink(dataArray  );
    }

    /* 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);
    }

}
