本文整理了Java中com.nike.wingtips.Span.isSampleable()方法的一些代码示例，展示了Span.isSampleable()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Span.isSampleable()方法的具体详情如下：
包路径：com.nike.wingtips.Span
类名称：Span
方法名：isSampleable

Span.isSampleable介绍

暂无

代码示例

代码示例来源：origin: Nike-Inc/wingtips

/**
 * Notifies all listeners that the given span was sampled using {@link SpanLifecycleListener#spanSampled(Span)}, <b>but only if the span's {@link Span#isSampleable()}
 * method returns true!</b> If the span is not sampleable then this method does nothing.
 */
protected void notifyIfSpanSampled(Span span) {
  if (span.isSampleable()) {
    for (SpanLifecycleListener tll : spanLifecycleListeners) {
      tll.spanSampled(span);
    }
  }
}

代码示例来源：origin: Nike-Inc/wingtips

/**
 * Helper method for adding tracing-related request attributes to the given request based on the given span.
 *
 * @param span The span for the overall request.
 * @param request The request object to add tracing-related request attributes to.
 */
protected void addTracingInfoToRequestAttributes(Span span, HttpServletRequest request) {
  request.setAttribute(TraceHeaders.TRACE_SAMPLED, span.isSampleable());
  request.setAttribute(TraceHeaders.TRACE_ID, span.getTraceId());
  request.setAttribute(TraceHeaders.SPAN_ID, span.getSpanId());
  request.setAttribute(TraceHeaders.PARENT_SPAN_ID, span.getParentSpanId());
  request.setAttribute(TraceHeaders.SPAN_NAME, span.getSpanName());
  request.setAttribute(Span.class.getName(), span);
}

代码示例来源：origin: Nike-Inc/wingtips

public EndpointSpanInfoDto(HttpServletRequest request, Span endpoint_execution_span, List<String> userIdHeaderKeys) {
  this.parent_span_info = new SpanInfoDto(
    request.getHeader(TraceHeaders.TRACE_ID),
    request.getHeader(TraceHeaders.SPAN_ID),
    request.getHeader(TraceHeaders.PARENT_SPAN_ID),
    request.getHeader(TraceHeaders.TRACE_SAMPLED),
    HttpSpanFactory.getUserIdFromHttpServletRequest(request, userIdHeaderKeys)
  );
  this.endpoint_execution_span_info = new SpanInfoDto(
    endpoint_execution_span.getTraceId(),
    endpoint_execution_span.getSpanId(),
    endpoint_execution_span.getParentSpanId(),
    String.valueOf(endpoint_execution_span.isSampleable()),
    endpoint_execution_span.getUserId()
  );
}

代码示例来源：origin: Nike-Inc/wingtips

@Test
public void fromKeyValueString_returns_null_if_sampleable_field_is_missing() {
  // given
  Span validSpan = createFilledOutSpan(true);
  String validKeyValStr = SpanParser.convertSpanToKeyValueFormat(validSpan);
  String invalidKeyValStr = validKeyValStr.replace(
    String.format(",%s=\"%s\"",
           SpanParser.SAMPLEABLE_FIELD,
           String.valueOf(validSpan.isSampleable())
    ),
    ""
  );
  // when
  Span result = SpanParser.fromKeyValueString(invalidKeyValStr);
  // then
  assertThat(result).isNull();
}

代码示例来源：origin: Nike-Inc/wingtips

@Test
public void fromHttpServletRequest_sets_span_sampleable_to_false_if_trace_sampled_header_is_empty_but_attribute_returns_false() {
  // given: request where the header for TRACE_SAMPLED returns null but the attribute returns false
  given(request.getHeader(TraceHeaders.TRACE_ID)).willReturn(sampleTraceID);
  given(request.getHeader(TraceHeaders.TRACE_SAMPLED)).willReturn(" ");
  given(request.getAttribute(TraceHeaders.TRACE_SAMPLED)).willReturn(false);
  // when: creating span from request
  Span newSpan = HttpSpanFactory.fromHttpServletRequest(request, USER_ID_HEADER_KEYS);
  // then: new span should be disabled
  assertThat(newSpan.isSampleable()).isFalse();
}

代码示例来源：origin: Nike-Inc/wingtips

@Test
public void fromHttpServletRequest_sets_span_sampleable_to_false_if_trace_sampled_header_is_null_but_attribute_returns_false() {
  // given: request where the header for TRACE_SAMPLED returns null but the attribute returns false
  given(request.getHeader(TraceHeaders.TRACE_ID)).willReturn(sampleTraceID);
  given(request.getHeader(TraceHeaders.TRACE_SAMPLED)).willReturn(null);
  given(request.getAttribute(TraceHeaders.TRACE_SAMPLED)).willReturn(false);
  // when: creating span from request
  Span newSpan = HttpSpanFactory.fromHttpServletRequest(request, USER_ID_HEADER_KEYS);
  // then: new span should be disabled
  assertThat(newSpan.isSampleable()).isFalse();
}

代码示例来源：origin: Nike-Inc/wingtips

@Test
public void fromHttpServletRequest_defaults_span_sampleable_value_to_true_if_request_header_and_attribute_is_null() {
  // given: request where the request header and attribute for TRACE_SAMPLED returns null
  given(request.getHeader(TraceHeaders.TRACE_ID)).willReturn(sampleTraceID);
  given(request.getHeader(TraceHeaders.TRACE_SAMPLED)).willReturn(null);
  given(request.getAttribute(TraceHeaders.TRACE_SAMPLED)).willReturn(null);
  // when: creating span from request
  Span newSpan = HttpSpanFactory.fromHttpServletRequest(request, USER_ID_HEADER_KEYS);
  // then: new span should be sampleable
  assertThat(newSpan.isSampleable()).isTrue();
}

代码示例来源：origin: Nike-Inc/wingtips

private SpanInfoDto spanInfoDtoFromSpan(Span span) {
  return new SpanInfoDto(
    span.getTraceId(), span.getSpanId(), span.getParentSpanId(), String.valueOf(span.isSampleable()),
    span.getUserId()
  );
}

代码示例来源：origin: Nike-Inc/wingtips

private SpanInfoDto spanInfoDtoFromSpan(Span span) {
  return new SpanInfoDto(
    span.getTraceId(), span.getSpanId(), span.getParentSpanId(), String.valueOf(span.isSampleable()),
    span.getUserId()
  );
}

代码示例来源：origin: Nike-Inc/wingtips

@Test
public void equals_returns_false_and_hashCode_different_if_sampleable_is_different() {
  // given
  Span fullSpan1 = createFilledOutSpan(true);
  Span fullSpan2 = createFilledOutSpan(true);
  Whitebox.setInternalState(fullSpan2, "sampleable", !fullSpan1.isSampleable());
  // expect
  assertThat(fullSpan1.equals(fullSpan2)).isFalse();
  assertThat(fullSpan1.hashCode()).isNotEqualTo(fullSpan2.hashCode());
}

代码示例来源：origin: Nike-Inc/riposte

private void verifyExpectedTracingHeadersReceivedDownstream(
  ExtractableResponse response, Span expectedSpan
) {
  verifyExpectedTracingHeadersReceivedDownstream(
    response, expectedSpan.getTraceId(), expectedSpan.getSpanId(), expectedSpan.getParentSpanId(),
    convertSampleableBooleanToExpectedB3Value(expectedSpan.isSampleable())
  );
}

代码示例来源：origin: Nike-Inc/wingtips

@Test
public void fromRequestWithHeaders_sets_sampleable_to_attribute_value_if_sampled_header_is_missing_but_attribute_exists() {
  // given: request where the header for TRACE_SAMPLED returns null but the attribute returns false
  given(request.getHeader(TraceHeaders.TRACE_ID)).willReturn(sampleTraceID);
  given(request.getHeader(TraceHeaders.TRACE_SAMPLED)).willReturn(null);
  given(request.getAttribute(TraceHeaders.TRACE_SAMPLED)).willReturn(false);
  // when: creating span from request
  Span newSpan = HttpRequestTracingUtils.fromRequestWithHeaders(request, USER_ID_HEADER_KEYS);
  // then: new span should be disabled
  assertThat(newSpan.isSampleable()).isFalse();
}

代码示例来源：origin: Nike-Inc/wingtips

@Test
public void fromRequestWithHeaders_sets_sampleable_to_attribute_value_if_sampled_header_is_empty_but_attribute_exists() {
  // given: request where the header for TRACE_SAMPLED returns null but the attribute returns false
  given(request.getHeader(TraceHeaders.TRACE_ID)).willReturn(sampleTraceID);
  given(request.getHeader(TraceHeaders.TRACE_SAMPLED)).willReturn(" ");
  given(request.getAttribute(TraceHeaders.TRACE_SAMPLED)).willReturn(false);
  // when: creating span from request
  Span newSpan = HttpRequestTracingUtils.fromRequestWithHeaders(request, USER_ID_HEADER_KEYS);
  // then: new span should be disabled
  assertThat(newSpan.isSampleable()).isFalse();
}

代码示例来源：origin: Nike-Inc/wingtips

@Test
@UseDataProvider("nullAndEmptyStrings")
public void fromRequestWithHeaders_sets_sampleable_to_true_if_sampled_header_is_null_or_missing_from_both_headers_and_attributes(String nullOrEmptySampledString) {
  // given: request where the request header and attribute for TRACE_SAMPLED returns null or empty string
  given(request.getHeader(TraceHeaders.TRACE_ID)).willReturn(sampleTraceID);
  given(request.getHeader(TraceHeaders.TRACE_SAMPLED)).willReturn(nullOrEmptySampledString);
  given(request.getAttribute(TraceHeaders.TRACE_SAMPLED)).willReturn(nullOrEmptySampledString);
  // when: creating span from request
  Span newSpan = HttpRequestTracingUtils.fromRequestWithHeaders(request, USER_ID_HEADER_KEYS);
  // then: new span should be sampleable
  assertThat(newSpan.isSampleable()).isTrue();
}

代码示例来源：origin: Nike-Inc/wingtips

private Pair<Span, Map<String, String>> generateUpstreamSpanHeaders() {
  Span span = Span.newBuilder("upstreamSpan", Span.SpanPurpose.CLIENT).build();
  Map<String, String> headers = MapBuilder
    .builder(TraceHeaders.TRACE_ID, span.getTraceId())
    .put(TraceHeaders.SPAN_ID, span.getSpanId())
    .put(TraceHeaders.SPAN_NAME, span.getSpanName())
    .put(TraceHeaders.TRACE_SAMPLED, String.valueOf(span.isSampleable()))
    .build();
  return Pair.of(span, headers);
}

代码示例来源：origin: Nike-Inc/wingtips

private Pair<Span, Map<String, String>> generateUpstreamSpanHeaders() {
  Span span = Span.newBuilder("upstreamSpan", Span.SpanPurpose.CLIENT).build();
  Map<String, String> headers = MapBuilder
    .builder(TraceHeaders.TRACE_ID, span.getTraceId())
    .put(TraceHeaders.SPAN_ID, span.getSpanId())
    .put(TraceHeaders.SPAN_NAME, span.getSpanName())
    .put(TraceHeaders.TRACE_SAMPLED, String.valueOf(span.isSampleable()))
    .build();
  return Pair.of(span, headers);
}

代码示例来源：origin: Nike-Inc/wingtips

private Pair<Span, Map<String, String>> generateUpstreamSpanHeaders(boolean includeUserId) {
  Span.Builder spanBuilder = Span.newBuilder("upstreamSpan", Span.SpanPurpose.CLIENT);
  if (includeUserId) {
    spanBuilder.withUserId("user-" + UUID.randomUUID().toString());
  }
  Span span = spanBuilder.build();
  MapBuilder<String, String> headersBuilder = MapBuilder
    .builder(TraceHeaders.TRACE_ID, span.getTraceId())
    .put(TraceHeaders.SPAN_ID, span.getSpanId())
    .put(TraceHeaders.SPAN_NAME, span.getSpanName())
    .put(TraceHeaders.TRACE_SAMPLED, String.valueOf(span.isSampleable()));
  if (span.getUserId() != null) {
    headersBuilder.put(USER_ID_HEADER_KEY, span.getUserId());
  }
  return Pair.of(span, headersBuilder.build());
}

代码示例来源：origin: Nike-Inc/wingtips

private Pair<Span, Map<String, String>> generateUpstreamSpanHeaders() {
  Span span = Span.newBuilder("upstreamSpan", Span.SpanPurpose.CLIENT).build();
  Map<String, String> headers = MapBuilder
    .builder(TraceHeaders.TRACE_ID, span.getTraceId())
    .put(TraceHeaders.SPAN_ID, span.getSpanId())
    .put(TraceHeaders.SPAN_NAME, span.getSpanName())
    .put(TraceHeaders.TRACE_SAMPLED, String.valueOf(span.isSampleable()))
    .build();
  return Pair.of(span, headers);
}

代码示例来源：origin: Nike-Inc/wingtips

private Pair<Span, Map<String, String>> generateUpstreamSpanHeaders(boolean includeUserId) {
  Span.Builder spanBuilder = Span.newBuilder("upstreamSpan", Span.SpanPurpose.CLIENT);
  if (includeUserId) {
    spanBuilder.withUserId("user-" + UUID.randomUUID().toString());
  }
  Span span = spanBuilder.build();
  MapBuilder<String, String> headersBuilder = MapBuilder
    .builder(TraceHeaders.TRACE_ID, span.getTraceId())
    .put(TraceHeaders.SPAN_ID, span.getSpanId())
    .put(TraceHeaders.SPAN_NAME, span.getSpanName())
    .put(TraceHeaders.TRACE_SAMPLED, String.valueOf(span.isSampleable()));
  if (span.getUserId() != null) {
    headersBuilder.put(USER_ID_HEADER_KEY, span.getUserId());
  }
  return Pair.of(span, headersBuilder.build());
}

代码示例来源：origin: Nike-Inc/wingtips

private Pair<Span, Map<String, String>> generateUpstreamSpanHeaders() {
  Span span = Span.newBuilder("upstreamSpan", Span.SpanPurpose.CLIENT).build();
  Map<String, String> headers = MapBuilder
    .builder(TraceHeaders.TRACE_ID, span.getTraceId())
    .put(TraceHeaders.SPAN_ID, span.getSpanId())
    .put(TraceHeaders.SPAN_NAME, span.getSpanName())
    .put(TraceHeaders.TRACE_SAMPLED, String.valueOf(span.isSampleable()))
    .build();
  return Pair.of(span, headers);
}