public int execute()

in src/main/java/org/apache/commons/exec/DefaultExecutor.java [167:176]


    public int execute(final CommandLine command, final Map<String, String> environment)
            throws ExecuteException, IOException {

        if (workingDirectory != null && !workingDirectory.exists()) {
            throw new IOException(workingDirectory + " doesn't exist.");
        }

        return executeInternal(command, environment, workingDirectory, streamHandler);

    }