// No need to return errors for failed expiration of STS users
	}

	took := time.Since(purgeStart).Seconds()
	if took > maxDurationSecondsForLog {
		// Log if we took a lot of time to load.
		logger.Info("IAM expired STS purge took %.2fs", took)
	}

	// Store the newly populated map in the iam cache. This takes care of
	// removing stale entries from the existing map.

import java.util.List;

public class SuggestDeleteResponse {
    protected final List<Throwable> errors = new ArrayList<>();
    protected final long took;

    protected SuggestDeleteResponse(final List<Throwable> errors, final long took) {
        this.took = took;
        if (errors != null && !errors.isEmpty()) {
            this.errors.addAll(errors);
        }
    }

    public boolean hasError() {

        this.builder = builder;
    }

    public String getQueryDsl() {
        return builder.toString();
    }

    public long getTook() {
        return took;
    }

    public void setTook(long took) {
        this.took = took;
    }

    public int getTotalShards() {
        return totalShards;
    }

    public void setTotalShards(int totalShards) {
        this.totalShards = totalShards;

        this.builder = builder;
    }

    public String getQueryDsl() {
        return builder.toString();
    }

    public long getTook() {
        return took;
    }

    public void setTook(long took) {
        this.took = took;
    }

    public int getTotalShards() {
        return totalShards;
    }

    public void setTotalShards(int totalShards) {
        this.totalShards = totalShards;

    protected final long took;

    protected SuggestIndexResponse(final int numberOfSuggestDocs, final int numberOfInputDocs, final List<Throwable> errors,
            final long took) {
        this.numberOfSuggestDocs = numberOfSuggestDocs;
        this.numberOfInputDocs = numberOfInputDocs;
        this.took = took;
        if (errors == null || errors.isEmpty()) {
            hasError = false;

        this.builder = builder;
    }

    public String getQueryDsl() {
        return builder.toString();
    }

    public long getTook() {
        return took;
    }

    public void setTook(long took) {
        this.took = took;
    }

    public int getTotalShards() {
        return totalShards;
    }

    public void setTotalShards(int totalShards) {
        this.totalShards = totalShards;

							})
							if !ok || err != nil {
								t.Fatal("failed:", err, ok)
							}
						}
					}
					start := time.Now()
					l.expireOldLocks(time.Hour)
					t.Logf("Scan Took: %v. Left: %d/%d", time.Since(start).Round(time.Millisecond), len(l.lockUID), len(l.lockMap))
					if len(l.lockMap) != locks {
						t.Fatalf("objects deleted, want %d != got %d", locks, len(l.lockMap))
					}

		// specified in the Forwarded header. The first element will always be
		// the 'for=', which we ignore, subsequently we proceed to look for
		// 'proto=' which should precede right after `for=` if not
		// we simply ignore the values and return empty. This is in line
		// with the approach we took for returning first ip from multiple
		// params.
		if match := forRegex.FindStringSubmatch(proto); len(match) > 1 {

    check(latch.await(30, TimeUnit.SECONDS)) { "Timed out waiting for test $number to finish." }
    val endNanos = System.nanoTime()
    val tookMs = TimeUnit.NANOSECONDS.toMillis(endNanos - startNanos.get())
    println("Took ${tookMs}ms")
  }

  private fun getTestCount(): Long {
    val latch = CountDownLatch(1)
    val countRef = AtomicLong()
    val failureRef = AtomicReference<Throwable>()

    newWebSocket(

And also after the `response` is generated, before returning it.

For example, you could add a custom header `X-Process-Time` containing the time in seconds that it took to process the request and generate a response:

```Python hl_lines="10  12-13"
{!../../docs_src/middleware/tutorial001.py!}
```

/// tip