Package org.apache.hadoop.hbase.client.trace

Class StringTraceRenderer

java.lang.Object

org.apache.hadoop.hbase.client.trace.StringTraceRenderer

@Private
public class StringTraceRenderer
extends Object

A Rudimentary tool for visualizing a hierarchy of spans. Given a collection of spans, indexes them from parents to children and prints them out one per line, indented.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private static class	StringTraceRenderer.Node

Field Summary

Fields

Modifier and Type	Field	Description
private final List<StringTraceRenderer.Node>	graphs
private static final org.slf4j.Logger	logger

Constructor Summary

Constructors

Constructor	Description
StringTraceRenderer(Collection<io.opentelemetry.sdk.trace.data.SpanData> spans)

Method Summary

Modifier and Type	Method	Description
private static List<StringTraceRenderer.Node>	findRoots(Map<String,StringTraceRenderer.Node> spansById)
private static Map<String,StringTraceRenderer.Node>	indexSpansById(Collection<io.opentelemetry.sdk.trace.data.SpanData> spans)
private static void	populateChildren(Map<String,StringTraceRenderer.Node> spansById)
private static String	render(io.opentelemetry.sdk.trace.data.SpanData spanData)
private static String	render(io.opentelemetry.sdk.trace.data.SpanData spanData, int indent, boolean isFirst)
void	render(Consumer<String> writer)
private static void	render(Consumer<String> writer, StringTraceRenderer.Node node, int indent, boolean isFirst)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

logger

private static final org.slf4j.Logger logger

graphs

private final List<StringTraceRenderer.Node> graphs

Constructor Details

StringTraceRenderer

public StringTraceRenderer(Collection<io.opentelemetry.sdk.trace.data.SpanData> spans)

Method Details

indexSpansById

private static Map<String,StringTraceRenderer.Node> indexSpansById(Collection<io.opentelemetry.sdk.trace.data.SpanData> spans)

populateChildren

private static void populateChildren(Map<String,StringTraceRenderer.Node> spansById)

findRoots

private static List<StringTraceRenderer.Node> findRoots(Map<String,StringTraceRenderer.Node> spansById)

render

public void render(Consumer<String> writer)

render

private static void render(Consumer<String> writer,
 StringTraceRenderer.Node node,
 int indent,
 boolean isFirst)

render

private static String render(io.opentelemetry.sdk.trace.data.SpanData spanData,
 int indent,
 boolean isFirst)

render

private static String render(io.opentelemetry.sdk.trace.data.SpanData spanData)