本文整理匯總了Java中io.opentracing.Tracer.extract方法的典型用法代碼示例。如果您正苦於以下問題：Java Tracer.extract方法的具體用法？Java Tracer.extract怎麽用？Java Tracer.extract使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類io.opentracing.Tracer的用法示例。
在下文中一共展示了Tracer.extract方法的9個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Java代碼示例。
示例1: startServerSpan
import io.opentracing.Tracer; //導入方法依賴的package包/類
public static Scope startServerSpan(Tracer tracer, javax.ws.rs.core.HttpHeaders httpHeaders,
String operationName) {
// format the headers for extraction
MultivaluedMap<String, String> rawHeaders = httpHeaders.getRequestHeaders();
final HashMap<String, String> headers = new HashMap<String, String>();
for (String key : rawHeaders.keySet()) {
headers.put(key, rawHeaders.get(key).get(0));
}
Tracer.SpanBuilder spanBuilder;
try {
SpanContext parentSpanCtx = tracer.extract(Format.Builtin.HTTP_HEADERS, new TextMapExtractAdapter(headers));
if (parentSpanCtx == null) {
spanBuilder = tracer.buildSpan(operationName);
} else {
spanBuilder = tracer.buildSpan(operationName).asChildOf(parentSpanCtx);
}
} catch (IllegalArgumentException e) {
spanBuilder = tracer.buildSpan(operationName);
}
// TODO could add more tags like http.url
return spanBuilder.withTag(Tags.SPAN_KIND.getKey(), Tags.SPAN_KIND_SERVER).startActive(true);
}
示例2: extractTraceInfo
import io.opentracing.Tracer; //導入方法依賴的package包/類
protected Span extractTraceInfo(Tracer tracer, Invoker<?> invoker, Invocation inv) {
String operationName = JbootDubboTracingFilterKits.buildOperationName(invoker, inv);
Tracer.SpanBuilder span = tracer.buildSpan(operationName);
try {
SpanContext spanContext = tracer.extract(Format.Builtin.TEXT_MAP, new TextMapExtractAdapter(inv.getAttachments()));
if (spanContext != null) {
span.asChildOf(spanContext);
}
} catch (Exception e) {
span.withTag("Error", "extract from request fail, error msg:" + e.getMessage());
}
return span.startManual();
}
示例3: extractTraceInfo
import io.opentracing.Tracer; //導入方法依賴的package包/類
protected Span extractTraceInfo(Request request, Tracer tracer) {
String operationName = buildOperationName(request);
Tracer.SpanBuilder span = tracer.buildSpan(operationName);
try {
SpanContext spanContext = tracer.extract(Format.Builtin.TEXT_MAP, new TextMapExtractAdapter(request.getAttachments()));
if (spanContext != null) {
span.asChildOf(spanContext);
}
} catch (Exception e) {
span.withTag("Error", "extract from request fail, error msg:" + e.getMessage());
}
return span.startManual();
}
示例4: extract
import io.opentracing.Tracer; //導入方法依賴的package包/類
public static SpanContext extract(AMQP.BasicProperties props, Tracer tracer) {
SpanContext spanContext = tracer
.extract(Format.Builtin.TEXT_MAP, new HeadersMapExtractAdapter(props.getHeaders()));
if (spanContext != null) {
return spanContext;
}
Span span = tracer.activeSpan();
if (span != null) {
return span.context();
}
return null;
}
示例5: extract
import io.opentracing.Tracer; //導入方法依賴的package包/類
/**
* Extract span context from JMS message properties or active span
*
* @param message JMS message
* @param tracer Tracer
* @return extracted span context
*/
public static SpanContext extract(Message message, Tracer tracer) {
SpanContext spanContext = tracer
.extract(Format.Builtin.TEXT_MAP, new JmsTextMapExtractAdapter(message));
if (spanContext != null) {
return spanContext;
}
ActiveSpan span = tracer.activeSpan();
if (span != null) {
return span.context();
}
return null;
}
開發者ID:Estafet-LTD，項目名稱:estafet-microservices-scrum-api-project-burndown，代碼行數:21，代碼來源:PropagatingTracingMessageUtils.java
示例6: extract
import io.opentracing.Tracer; //導入方法依賴的package包/類
/**
* Extract span context from JMS message properties or active span
*
* @param message JMS message
* @param tracer Tracer
* @return extracted span context
*/
public static SpanContext extract(Message message, Tracer tracer) {
SpanContext spanContext = tracer
.extract(Format.Builtin.TEXT_MAP, new JmsTextMapExtractAdapter(message));
if (spanContext != null) {
return spanContext;
}
Span span = tracer.activeSpan();
if (span != null) {
return span.context();
}
return null;
}
示例7: testExtract
import io.opentracing.Tracer; //導入方法依賴的package包/類
@Test
public void testExtract() {
Tracer tracer = new StackDriverOTTracer(Trace.getTracer());
Map<String, String> fakeHeaders = new HashMap<>();
fakeHeaders.put(TextMapPropagator.FIELD_TRACE_ID, "ea3e3b18e8ce393683a2b1c533c5cb2c");
fakeHeaders.put(TextMapPropagator.FIELD_SPAN_ID, "4994894571082534213");
SpanContext extractedContext = tracer.extract(Format.Builtin.TEXT_MAP, new TextMapExtractAdapter(fakeHeaders));
com.google.cloud.trace.core.SpanContext context = ((StackDriverOTSpanContext)extractedContext).getUnderlyingSpanContext();
assertEquals(fakeHeaders.get(TextMapPropagator.FIELD_TRACE_ID), context.getTraceId().getApiString());
assertEquals(fakeHeaders.get(TextMapPropagator.FIELD_SPAN_ID), context.getSpanId().getApiString());
}
示例8: extract
import io.opentracing.Tracer; //導入方法依賴的package包/類
/**
* Extract Span Context from record headers
*
* @param headers record headers
* @return span context
*/
static SpanContext extract(Headers headers, Tracer tracer) {
return tracer
.extract(Format.Builtin.TEXT_MAP, new HeadersMapExtractAdapter(headers, false));
}
示例9: extractSpanContext
import io.opentracing.Tracer; //導入方法依賴的package包/類
/**
* Extract Span Context from Consumer record headers
*
* @param headers Consumer record headers
* @return span context
*/
public static SpanContext extractSpanContext(Headers headers, Tracer tracer) {
return tracer
.extract(Format.Builtin.TEXT_MAP, new HeadersMapExtractAdapter(headers, true));
}