Stackdriver log correlation: Use lowercase c in "openCensusTraceSampled" field. (#1418)

This change is consistent with the change to Log4j log correlation context key
names in #1414.

3 files changed, 7 insertions, 7 deletions

diff --git a/contrib/log_correlation/stackdriver/README.md b/contrib/log_correlation/stackdriver/README.md
index 286e26a3..c2360ba9 100644
--- a/contrib/log_correlation/stackdriver/README.md
+++ b/contrib/log_correlation/stackdriver/README.md
@@ -12,7 +12,7 @@ that automatically adds tracing data to log entries. The class name is
 `OpenCensusTraceLoggingEnhancer`. `OpenCensusTraceLoggingEnhancer` adds the current trace and span
 ID to each log entry, which allows Stackdriver to display the log entries associated with each
 trace, or filter logs based on trace or span ID. It currently also adds the sampling decision using
-the label "`openCensusTraceSampled`".
+the label "`opencensusTraceSampled`".
 
 ## Instructions
 
diff --git a/contrib/log_correlation/stackdriver/src/main/java/io/opencensus/contrib/logcorrelation/stackdriver/OpenCensusTraceLoggingEnhancer.java b/contrib/log_correlation/stackdriver/src/main/java/io/opencensus/contrib/logcorrelation/stackdriver/OpenCensusTraceLoggingEnhancer.java
index dce75596..5c3e21ff 100644
--- a/contrib/log_correlation/stackdriver/src/main/java/io/opencensus/contrib/logcorrelation/stackdriver/OpenCensusTraceLoggingEnhancer.java
+++ b/contrib/log_correlation/stackdriver/src/main/java/io/opencensus/contrib/logcorrelation/stackdriver/OpenCensusTraceLoggingEnhancer.java
@@ -36,7 +36,7 @@ import javax.annotation.Nullable;
  */
 @ExperimentalApi
 public final class OpenCensusTraceLoggingEnhancer implements LoggingEnhancer {
-  private static final String SAMPLED_LABEL_KEY = "openCensusTraceSampled";
+  private static final String SAMPLED_LABEL_KEY = "opencensusTraceSampled";
   private static final SpanSelection DEFAULT_SPAN_SELECTION = SpanSelection.ALL_SPANS;
 
   /**
diff --git a/contrib/log_correlation/stackdriver/src/test/java/io/opencensus/contrib/logcorrelation/stackdriver/OpenCensusTraceLoggingEnhancerTest.java b/contrib/log_correlation/stackdriver/src/test/java/io/opencensus/contrib/logcorrelation/stackdriver/OpenCensusTraceLoggingEnhancerTest.java
index fe4de8b4..c116f09a 100644
--- a/contrib/log_correlation/stackdriver/src/test/java/io/opencensus/contrib/logcorrelation/stackdriver/OpenCensusTraceLoggingEnhancerTest.java
+++ b/contrib/log_correlation/stackdriver/src/test/java/io/opencensus/contrib/logcorrelation/stackdriver/OpenCensusTraceLoggingEnhancerTest.java
@@ -82,7 +82,7 @@ public class OpenCensusTraceLoggingEnhancerTest {
                     SpanId.fromLowerBase16("592ae363e92cb3dd"),
                     TraceOptions.builder().setIsSampled(true).build(),
                     EMPTY_TRACESTATE)));
-    assertThat(logEntry.getLabels()).containsEntry("openCensusTraceSampled", "true");
+    assertThat(logEntry.getLabels()).containsEntry("opencensusTraceSampled", "true");
     assertThat(logEntry.getTrace())
         .isEqualTo("projects/my-test-project-2/traces/4c9874d0b41224cce77ff74ee10f5ee6");
     assertThat(logEntry.getSpanId()).isEqualTo("592ae363e92cb3dd");
@@ -99,7 +99,7 @@ public class OpenCensusTraceLoggingEnhancerTest {
                     SpanId.fromLowerBase16("de52e84d13dd232d"),
                     TraceOptions.builder().setIsSampled(true).build(),
                     EMPTY_TRACESTATE)));
-    assertThat(logEntry.getLabels()).containsEntry("openCensusTraceSampled", "true");
+    assertThat(logEntry.getLabels()).containsEntry("opencensusTraceSampled", "true");
     assertThat(logEntry.getTrace())
         .isEqualTo("projects/my-test-project-3/traces/4c6af40c499951eb7de2777ba1e4fefa");
     assertThat(logEntry.getSpanId()).isEqualTo("de52e84d13dd232d");
@@ -144,7 +144,7 @@ public class OpenCensusTraceLoggingEnhancerTest {
                     SpanId.fromLowerBase16("731e102335b7a5a0"),
                     TraceOptions.builder().setIsSampled(false).build(),
                     EMPTY_TRACESTATE)));
-    assertThat(logEntry.getLabels()).containsEntry("openCensusTraceSampled", "false");
+    assertThat(logEntry.getLabels()).containsEntry("opencensusTraceSampled", "false");
     assertThat(logEntry.getTrace())
         .isEqualTo("projects/my-test-project-6/traces/72c905c76f99e99974afd84dc053a480");
     assertThat(logEntry.getSpanId()).isEqualTo("731e102335b7a5a0");
@@ -156,7 +156,7 @@ public class OpenCensusTraceLoggingEnhancerTest {
         getEnhancedLogEntry(
             new OpenCensusTraceLoggingEnhancer("my-test-project-7", SpanSelection.ALL_SPANS),
             BlankSpan.INSTANCE);
-    assertThat(logEntry.getLabels().get("openCensusTraceSampled")).isEqualTo("false");
+    assertThat(logEntry.getLabels().get("opencensusTraceSampled")).isEqualTo("false");
     assertThat(logEntry.getTrace())
         .isEqualTo("projects/my-test-project-7/traces/00000000000000000000000000000000");
     assertThat(logEntry.getSpanId()).isEqualTo("0000000000000000");
@@ -188,7 +188,7 @@ public class OpenCensusTraceLoggingEnhancerTest {
   }
 
   private static void assertContainsNoTracingData(LogEntry logEntry) {
-    assertThat(logEntry.getLabels()).doesNotContainKey("openCensusTraceSampled");
+    assertThat(logEntry.getLabels()).doesNotContainKey("opencensusTraceSampled");
     assertThat(logEntry.getTrace()).isNull();
     assertThat(logEntry.getSpanId()).isNull();
   }