protected String getStatusString()

in brooklyn-server/core/src/main/java/org/apache/brooklyn/util/core/task/BasicTask.java [511:585]
69 lines of code
27 McCabe index (conditional complexity)

    protected String getStatusString(int verbosity) {
//        Thread t = getThread();
        String rv;
        if (submitTimeUtc <= 0) rv = "Not submitted";
        else if (!isCancelled() && startTimeUtc <= 0) {
            rv = "Submitted for execution";
            if (verbosity>0) {
                long elapsed = System.currentTimeMillis() - submitTimeUtc;
                rv += " "+Time.makeTimeStringRoundedSince(elapsed)+" ago";
            }
            if (verbosity >= 2 && getExtraStatusText()!=null) {
                rv += "\n\n"+getExtraStatusText();
            }
        } else if (isDone()) {
            long elapsed = endTimeUtc - submitTimeUtc;
            String duration = Time.makeTimeStringRounded(elapsed);
            if (isCancelled()) {
                rv = "Cancelled";
                if (verbosity >= 1) rv+=" after "+duration;
                
                if (verbosity >= 2 && getExtraStatusText()!=null) {
                    rv += "\n\n"+getExtraStatusText();
                }
            } else if (isError()) {
                rv = "Failed";
                if (verbosity >= 1) {
                    rv += " after "+duration;
                    Throwable error = Tasks.getError(this);

                    if (verbosity >= 2 && getExtraStatusText()!=null) {
                        rv += "\n\n"+getExtraStatusText();
                    }
                    
                    //remove outer ExecException which is reported by the get(), we want the exception the task threw
                    while (error instanceof ExecutionException) error = error.getCause();
                    String errorMessage = Exceptions.collapseText(error);

                    if (verbosity == 1) rv += ": "+abbreviate(errorMessage);
                    if (verbosity >= 2) {
                        rv += ": "+errorMessage;
                        StringWriter sw = new StringWriter();
                        ((Throwable)error).printStackTrace(new PrintWriter(sw));
                        rv += "\n\n"+sw.getBuffer();
                    }
                }
            } else {
                rv = "Completed";
                if (verbosity>=1) {
                    if (verbosity==1) {
                        try {
                            Object v = get();
                            rv += ", " +(v==null ? "no return value (null)" : "result: "+abbreviate(v.toString()));
                        } catch (Exception e) {
                            rv += ", but error accessing result ["+e+"]"; //shouldn't happen
                        }
                    } else {
                        rv += " after "+duration;
                        try {
                            Object v = get();
                            rv += "\n\n" + (v==null ? "No return value (null)" : "Result: "+v);
                        } catch (Exception e) {
                            rv += " at first\n" +
                                    "Error accessing result ["+e+"]"; //shouldn't happen
                        }
                        if (verbosity >= 2 && getExtraStatusText()!=null) {
                            rv += "\n\n"+getExtraStatusText();
                        }
                    }
                }
            }
        } else {
            rv = getActiveTaskStatusString(verbosity);
        }
        return rv;
    }