X-Git-Url: https://git.pterodactylus.net/?p=Sone.git;a=blobdiff_plain;f=src%2Fmain%2Fkotlin%2Fnet%2Fpterodactylus%2Fsone%2Ftemplate%2FHistogramRenderer.kt;fp=src%2Fmain%2Fkotlin%2Fnet%2Fpterodactylus%2Fsone%2Ftemplate%2FHistogramRenderer.kt;h=dba32b2cc9730bdafe0a53003e360371cc846d12;hp=0000000000000000000000000000000000000000;hb=d50730f6a330439e0e7ef97ca9329dffe72d5640;hpb=97fe04482ebb8a08e43294acde041c2975cbd8ee

diff --git a/src/main/kotlin/net/pterodactylus/sone/template/HistogramRenderer.kt b/src/main/kotlin/net/pterodactylus/sone/template/HistogramRenderer.kt
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index 0000000..dba32b2
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+++ b/src/main/kotlin/net/pterodactylus/sone/template/HistogramRenderer.kt
@@ -0,0 +1,46 @@
+package net.pterodactylus.sone.template
+
+import com.codahale.metrics.*
+import net.pterodactylus.sone.utils.*
+import net.pterodactylus.util.template.*
+
+/**
+ * [Filter] that renders a [Histogram] as a table row.
+ */
+class HistogramRenderer : Filter {
+
+	override fun format(templateContext: TemplateContext, data: Any?, parameters: Map<String, Any?>?): Any? {
+		templateContext["metricName"] = (parameters?.get("name") as String?)?.dotToCamel()?.let { "Page.Metrics.$it.Title" }
+		(data as? Histogram)?.snapshot?.run {
+			templateContext["count"] = data.count
+			templateContext["min"] = min
+			templateContext["max"] = max
+			templateContext["mean"] = mean
+			templateContext["median"] = median
+			templateContext["percentile75"] = get75thPercentile()
+			templateContext["percentile95"] = get95thPercentile()
+			templateContext["percentile98"] = get98thPercentile()
+			templateContext["percentile99"] = get99thPercentile()
+			templateContext["percentile999"] = get999thPercentile()
+		}
+		return template.render(templateContext)
+	}
+
+}
+
+private val template = """<tr>
+	<td><% metricName|l10n|html></td>
+	<td class="numeric"><% count|html></td>
+	<td class="numeric"><% min|duration scale=='μs'|html></td>
+	<td class="numeric"><% max|duration scale=='μs'|html></td>
+	<td class="numeric"><% mean|duration scale=='μs'|html></td>
+	<td class="numeric"><% median|duration scale=='μs'|html></td>
+	<td class="numeric"><% percentile75|duration scale=='μs'|html></td>
+	<td class="numeric"><% percentile95|duration scale=='μs'|html></td>
+	<td class="numeric"><% percentile98|duration scale=='μs'|html></td>
+	<td class="numeric"><% percentile99|duration scale=='μs'|html></td>
+	<td class="numeric"><% percentile999|duration scale=='μs'|html></td>
+</tr>""".asTemplate()
+
+private fun String.dotToCamel() =
+		split(".").joinToString("", transform = String::capitalize)