Executing a linux bash command from a java program and reading the response of it which spans multiple lines

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

public class cmdExecute2 {

    public static void main(String[] args) {
        String osName = System.getProperty("os.name");
        String rawVersion = null;


                  StringBuffer outputReport = new StringBuffer();
        String cmdToExecute = "awk '/Service.*DisplayGroupName.*Name.*ProductID/' /usr/local/services.conf";
        if (osName != null && osName.indexOf("Windows") == -1
                && osName.indexOf("SunOS") == -1) {
            Runtime rt = Runtime.getRuntime();
            BufferedReader is = null;
            try {
                // execute the RPM process
                Process proc = rt.exec(new String[]{"sh","-c",cmdToExecute});

                // read output of the rpm process
                is = new BufferedReader(new InputStreamReader(proc.getInputStream()));
                String tempStr = "";
                while ((tempStr = is.readLine()) != null ) {
                    outputReport.append(tempStr.replaceAll(">", "/>\n"));
                    tempStr = "";
                }
                 int inBuffer ;
                 while ((inBuffer = is.read()) != -1) {
                    outputReport.append((char) inBuffer);
                 }
                // rawVersion = is.readLine();
                // response.append(rawVersion);
                is.close();
                proc.destroy();

            } catch (IOException ioe) {
                System.out.println("Exception executing command " + cmdToExecute + "\n" + ioe);

            } finally {
                try {
                    is.close();
                } catch (final IOException ioe) {
                    System.out.println("Cannot close BufferedStream" + ioe);
                }
            }
        }
        System.out.println(outputReport.toString());
    } // end of main
} // end of class