/* TEMPLATE GENERATED TESTCASE FILE
Filename: CWE789_Uncontrolled_Mem_Alloc__connect_tcp_HashSet_14.java
Label Definition File: CWE789_Uncontrolled_Mem_Alloc.int.label.xml
Template File: sources-sink-14.tmpl.java
*/
/*
* @description
* CWE: 789 Uncontrolled Memory Allocation
* BadSource: connect_tcp Read data using an outbound tcp connection
* GoodSource: A hardcoded non-zero, non-min, non-max, even number
* BadSink: HashSet Create a HashSet using data as the initial size
* Flow Variant: 14 Control flow: if(IO.staticFive==5) and if(IO.staticFive!=5)
*
* */






import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.io.IOException;
import java.net.Socket;

import java.util.logging.Level;

import java.util.HashSet;

public class CWE789_Uncontrolled_Mem_Alloc__connect_tcp_HashSet_14 extends AbstractTestCase
{
    /* uses badsource and badsink */
    public void bad() throws Throwable
    {
        int data;
        if (IO.staticFive == 5)
        {
            data = Integer.MIN_VALUE; /* Initialize data */
            /* Read data using an outbound tcp connection */
            {
                Socket socket = null;
                BufferedReader readerBuffered = null;
                InputStreamReader readerInputStream = null;
                try
                {
                    /* Read data using an outbound tcp connection */
                    socket = new Socket("host.example.org", 39544);
                    /* read input from socket */
                    readerInputStream = new InputStreamReader(socket.getInputStream(), "UTF-8");
                    readerBuffered = new BufferedReader(readerInputStream);
                    /* POTENTIAL FLAW: Read data using an outbound tcp connection */
                    String stringNumber = readerBuffered.readLine();
                    if (stringNumber != null) /* avoid NPD incidental warnings */
                    {
                        try
                        {
                            data = Integer.parseInt(stringNumber.trim());
                        }
                        catch(NumberFormatException exceptNumberFormat)
                        {
                            IO.logger.log(Level.WARNING, "Number format exception parsing data from string", exceptNumberFormat);
                        }
                    }
                }
                catch (IOException exceptIO)
                {
                    IO.logger.log(Level.WARNING, "Error with stream reading", exceptIO);
                }
                finally
                {
                    /* clean up stream reading objects */
                    try
                    {
                        if (readerBuffered != null)
                        {
                            readerBuffered.close();
                        }
                    }
                    catch (IOException exceptIO)
                    {
                        IO.logger.log(Level.WARNING, "Error closing BufferedReader", exceptIO);
                    }

                    try
                    {
                        if (readerInputStream != null)
                        {
                            readerInputStream.close();
                        }
                    }
                    catch (IOException exceptIO)
                    {
                        IO.logger.log(Level.WARNING, "Error closing InputStreamReader", exceptIO);
                    }

                    /* clean up socket objects */
                    try
                    {
                        if (socket != null)
                        {
                            socket.close();
                        }
                    }
                    catch (IOException exceptIO)
                    {
                        IO.logger.log(Level.WARNING, "Error closing Socket", exceptIO);
                    }
                }
            }
        }
        else
        {
            /* INCIDENTAL: CWE 561 Dead Code, the code below will never run
             * but ensure data is inititialized before the Sink to avoid compiler errors */
            data = 0;
        }

        /* POTENTIAL FLAW: Create a HashSet using data as the initial size.  data may be very large, creating memory issues */
        HashSet intHashSet = new HashSet(data);

    }

    /* goodG2B1() - use goodsource and badsink by changing IO.staticFive==5 to IO.staticFive!=5 */
    private void goodG2B1() throws Throwable
    {
        int data;
        if (IO.staticFive != 5)
        {
            /* INCIDENTAL: CWE 561 Dead Code, the code below will never run
             * but ensure data is inititialized before the Sink to avoid compiler errors */
            data = 0;
        }
        else
        {

            /* FIX: Use a hardcoded number that won't cause underflow, overflow, divide by zero, or loss-of-precision issues */
            data = 2;

        }

        /* POTENTIAL FLAW: Create a HashSet using data as the initial size.  data may be very large, creating memory issues */
        HashSet intHashSet = new HashSet(data);

    }

    /* goodG2B2() - use goodsource and badsink by reversing statements in if */
    private void goodG2B2() throws Throwable
    {
        int data;
        if (IO.staticFive == 5)
        {
            /* FIX: Use a hardcoded number that won't cause underflow, overflow, divide by zero, or loss-of-precision issues */
            data = 2;
        }
        else
        {
            /* INCIDENTAL: CWE 561 Dead Code, the code below will never run
             * but ensure data is inititialized before the Sink to avoid compiler errors */
            data = 0;
        }

        /* POTENTIAL FLAW: Create a HashSet using data as the initial size.  data may be very large, creating memory issues */
        HashSet intHashSet = new HashSet(data);

    }

    public void good() throws Throwable
    {
        goodG2B1();
        goodG2B2();
    }

    /* 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);
    }
}
