/**
* Execute the given command and optionally wait and dump the results to standard out
*
* @param args command and arguments
* @param wait true =wait for either completion or timeout time and dump output, false don't wait
* and ignore the output.
* @exception Exception
*/
private static void execCmdDumpResults(String[] args, boolean wait) throws Exception {
// We need the process inputstream and errorstream
ProcessStreamResult prout = null;
ProcessStreamResult prerr = null;
System.out.flush();
bos.flush();
BufferedOutputStream _bos = bos;
if (!wait) {
// not interested in the output, don't expect a huge amount.
// information will just be written to the byte array in
// memory and never used.
_bos = new BufferedOutputStream(new ByteArrayOutputStream());
}
// Start a process to run the command
Process pr = execCmd(args);
// Note, the timeout handling will only come into effect when we make
// the Wait() call on ProcessStreamResult.
prout = new ProcessStreamResult(pr.getInputStream(), _bos, timeoutMinutes);
prerr = new ProcessStreamResult(pr.getErrorStream(), _bos, timeoutMinutes);
if (!wait) return;
// wait until all the results have been processed or if we timed out
prout.Wait();
prerr.Wait();
_bos.flush();
System.out.flush();
}
public static String exec_result(String command) {
try {
String result = "";
Process p = null;
try {
p = Runtime.getRuntime().exec(command);
} catch (IOException e) {
e.printStackTrace();
}
BufferedReader stdInput = new BufferedReader(new InputStreamReader(p.getInputStream()));
int count = 0;
while (!procDone(p)) {
try {
String s;
while ((s = stdInput.readLine()) != null) {
count++;
result = result + s + "\n";
}
} catch (IOException e) {
}
}
try {
stdInput.close();
} catch (IOException e) {
e.printStackTrace();
}
return result;
} catch (ArrayIndexOutOfBoundsException e) {
}
return "";
}
private String shell_exec(String cmdline) {
String line = "";
try {
// windows
// Process p = Runtime.getRuntime().exec(cmdline);
// linux
Process p = Runtime.getRuntime().exec(new String[] {"/bin/sh", "-c", cmdline});
BufferedReader input = new BufferedReader(new InputStreamReader(p.getInputStream()));
while ((line += input.readLine()) != null) {}
input.close();
} catch (Exception err) {
err.printStackTrace();
}
return line;
}
