/* TEMPLATE GENERATED TESTCASE FILE
Filename: CWE606_Unchecked_Loop_Condition__URLConnection_74a.java
Label Definition File: CWE606_Unchecked_Loop_Condition.label.xml
Template File: sources-sinks-74a.tmpl.java
*/
/*
 * @description
 * CWE: 606 Unchecked Input for Loop Condition
 * BadSource: URLConnection Read data from a web server with URLConnection
 * GoodSource: hardcoded int in string form
 * Sinks:
 *    GoodSink: validate loop variable
 *    BadSink : loop variable not validated
 * Flow Variant: 74 Data flow: data passed in a HashMap from one method to another in different source files in the same package
 *
 * */




import java.util.HashMap;



import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.io.IOException;
import java.net.URL;
import java.net.URLConnection;

import java.util.logging.Level;

public class CWE606_Unchecked_Loop_Condition__URLConnection_74a extends AbstractTestCase
{
    public void bad() throws Throwable
    {
        String data;

        data = ""; /* Initialize data */

        /* read input from URLConnection */
        {
            URLConnection urlConnection = (new URL("http://www.example.org/")).openConnection();
            BufferedReader readerBuffered = null;
            InputStreamReader readerInputStream = null;

            try
            {
                readerInputStream = new InputStreamReader(urlConnection.getInputStream(), "UTF-8");
                readerBuffered = new BufferedReader(readerInputStream);

                /* POTENTIAL FLAW: Read data from a web server with URLConnection */
                /* This will be reading the first "line" of the response body,
                 * which could be very long if there are no newlines in the HTML */
                data = readerBuffered.readLine();
            }
            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);
                }
            }
        }

        HashMap<Integer,String> dataHashMap = new HashMap<Integer,String>();
        dataHashMap.put(0, data);
        dataHashMap.put(1, data);
        dataHashMap.put(2, data);
        (new CWE606_Unchecked_Loop_Condition__URLConnection_74b()).badSink(dataHashMap  );
    }

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

    /* goodG2B() - use GoodSource and BadSink */
    private void goodG2B() throws Throwable
    {
        String data;

        /* FIX: Use a hardcoded int as a string */
        data = "5";

        HashMap<Integer,String> dataHashMap = new HashMap<Integer,String>();
        dataHashMap.put(0, data);
        dataHashMap.put(1, data);
        dataHashMap.put(2, data);
        (new CWE606_Unchecked_Loop_Condition__URLConnection_74b()).goodG2BSink(dataHashMap  );
    }

    /* goodB2G() - use BadSource and GoodSink */
    private void goodB2G() throws Throwable
    {
        String data;

        data = ""; /* Initialize data */

        /* read input from URLConnection */
        {
            URLConnection urlConnection = (new URL("http://www.example.org/")).openConnection();
            BufferedReader readerBuffered = null;
            InputStreamReader readerInputStream = null;

            try
            {
                readerInputStream = new InputStreamReader(urlConnection.getInputStream(), "UTF-8");
                readerBuffered = new BufferedReader(readerInputStream);

                /* POTENTIAL FLAW: Read data from a web server with URLConnection */
                /* This will be reading the first "line" of the response body,
                 * which could be very long if there are no newlines in the HTML */
                data = readerBuffered.readLine();
            }
            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);
                }
            }
        }

        HashMap<Integer,String> dataHashMap = new HashMap<Integer,String>();
        dataHashMap.put(0, data);
        dataHashMap.put(1, data);
        dataHashMap.put(2, data);
        (new CWE606_Unchecked_Loop_Condition__URLConnection_74b()).goodB2GSink(dataHashMap  );
    }

    /* 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);
    }
}
