Java Utililty Methods Stacktrace to String

String stackTrace = "An exception occured:\n";
StackTraceElement trace[] = exception.getStackTrace();
for (StackTraceElement element : trace)
    stackTrace += "@ " + element.toString() + "\n";
return stackTrace;

final StringBuilder sb = new StringBuilder();
for (final StackTraceElement stackTraceElement : stackTrace) {
    if (sb.length() > 0) {
        sb.append("\n");
    sb.append(stackTraceElement);
return sb.toString();
...

final StringBuilder b = new StringBuilder(325);
if (header) {
    b.append(t.toString()); 
    b.append("\n");
final StackTraceElement[] elements = t.getStackTrace();
StackTraceElement last = null; 
int repetition = 0;
...

if (throwable == null)
    return DEFAULT;
String result = throwable.toString();
result += LINE_SEPARATOR;
int i = 0;
for (StackTraceElement element : throwable.getStackTrace()) {
    if (i > MAX_VISIBLE_ELEMENTS) {
        result += DOTS;
...

StringBuilder toReturn = new StringBuilder();
for (StackTraceElement e : s) {
    toReturn.append(e.getClassName() + " - " + e.getLineNumber() + " : " + e.getMethodName());
    toReturn.append(NEWLINE);
return toReturn.toString();

StringBuilder sb = new StringBuilder();
for (StackTraceElement element : stackTrace) {
    sb.append(element.toString()).append(" (").append(element.getLineNumber()).append(")");
    sb.append("\n");
return sb.toString();

StringBuilder sb = new StringBuilder();
for (int i = 0; i < stackTrace.length; i++) {
    StackTraceElement el = stackTrace[i];
    sb.append("    ").append(el.toString()).append("\n");
return sb.toString();

String sep = System.getProperty("line.separator");
for (int i = 0; i < stackTrace.length; i++) {
    StackTraceElement element = stackTrace[i];
    buf.append(sep + "\tat " + element.toString());

String str = "";
for (int i = 0; i < ste.length; i++) {
    str += String.format("    [%02d] %s \n", i, ste[i].toString());
return str;

if (trace == null)
    return ("NULL stack trace.");
String s = "";
for (int i = 0; i < trace.length; i++) {
    if (trace[i] != null)
        s += trace[i].toString() + "\n";
    else
        s += "null trace element at [" + i + "]";
...