Resolved conflicts

src/main/java/com/datadoghq/trace/impl/DDSpan.java

@@ -1,14 +1,12 @@
 package com.datadoghq.trace.impl;
 
+import com.fasterxml.jackson.annotation.JsonGetter;
+import io.opentracing.Span;
 import io.opentracing.SpanContext;
 
 import java.util.Map;
 import java.util.Optional;
 
-import com.fasterxml.jackson.annotation.JsonGetter;
-
-import io.opentracing.Span;
-
 
 public class DDSpan implements io.opentracing.Span {
 
@@ -124,7 +122,7 @@ public class DDSpan implements io.opentracing.Span {
 
     @JsonGetter(value = "start")
     public long getStartTime() {
-        return startTime * 1000000;
+        return startTime;
     }
 
     @JsonGetter(value = "duration")

src/main/java/com/datadoghq/trace/impl/DDSpanContext.java

@@ -47,14 +47,11 @@ public class DDSpanContext implements io.opentracing.SpanContext {
         this.spanId = spanId;
         this.parentId = parentId;
         Optional<Map<String, String>> baggage = Optional.ofNullable(baggageItems);
-
         this.serviceName = serviceName;
         this.resourceName = resourceName;
-
         this.baggageItems = baggage.orElse(new HashMap<>());
         this.errorFlag = errorFlag;
         this.metrics = metrics;
-
         this.spanType = spanType;
         this.sampled = sampled;
     }

src/main/java/com/datadoghq/trace/impl/Tracer.java

@@ -5,7 +5,6 @@ import java.util.HashMap;
 import java.util.Map;
 import java.util.Optional;
 
-import io.opentracing.References;
 import io.opentracing.Span;
 import io.opentracing.SpanContext;
 import io.opentracing.propagation.Format;
@@ -17,19 +16,19 @@ public class Tracer implements io.opentracing.Tracer {
         return new SpanBuilder(operationName);
     }
 
-
     public <C> void inject(SpanContext spanContext, Format<C> format, C c) {
+        throw new UnsupportedOperationException();
 
     }
 
     public <C> SpanContext extract(Format<C> format, C c) {
-        return null;
+        throw new UnsupportedOperationException();
     }
 
     public class SpanBuilder implements io.opentracing.Tracer.SpanBuilder {
 
         private final String operationName;
-        private Map<String, Object> tags = new HashMap<String,Object>();
+        private Map<String, Object> tags = new HashMap<>();
         private Long timestamp;
         private SpanContext parent;
         private String serviceName;
@@ -51,14 +50,7 @@ public class Tracer implements io.opentracing.Tracer {
         }
 
         public Tracer.SpanBuilder addReference(String referenceType, SpanContext spanContext) {
-
-            if (References.CHILD_OF.equals(referenceType) || References.FOLLOWS_FROM.equals(referenceType)) {
-                // @todo: implements the notion of referenceType, currently only link a span to a parent one
-                return asChildOf(spanContext);
-            } else {
-                // do nothing
-                return this;
-            }
+            throw new UnsupportedOperationException();
         }
 
         public Tracer.SpanBuilder withTag(String tag, Number number) {
@@ -88,7 +80,6 @@ public class Tracer implements io.opentracing.Tracer {
             return this;
         }
 
-
         public Tracer.SpanBuilder withResourceName(String resourceName) {
             this.resourceName = resourceName;
             return this;
@@ -105,7 +96,6 @@ public class Tracer implements io.opentracing.Tracer {
         }
 
 
-
         public Span start() {
 
             // build the context
@@ -135,7 +125,7 @@ public class Tracer implements io.opentracing.Tracer {
                         p.getBaggageItems(),
                         errorFlag,
                         null,
-                        null,
+                        this.spanType,
                         true
                 );
             } else {
@@ -148,7 +138,7 @@ public class Tracer implements io.opentracing.Tracer {
                         null,
                         errorFlag,
                         null,
-                        null,
+                        this.spanType,
                         true);
             }
 

src/test/java/com/datadoghq/trace/impl/DDSpanBuilderTest.java

@@ -36,7 +36,7 @@ public class DDSpanBuilderTest {
     }
 
     @Test
-    public void shouldBuildTaggedSpan() {
+    public void shouldBuildMoreComplexSpan() {
 
         final String expectedName = "fakeName";
         final Map tags = new HashMap<String, Object>() {
@@ -66,13 +66,32 @@ public class DDSpanBuilderTest {
         assertThat(span.getTags()).isNotNull();
         assertThat(span.getTags()).isEmpty();
 
+        // with all custom fields provided
+        final String expectedResource = "fakeResource";
+        final String expectedService = "fakeService";
+        final String expectedType = "fakeType";
+
+        span = (DDSpan) tracer
+                .buildSpan(expectedName)
+                .withResourceName(expectedResource)
+                .withServiceName(expectedService)
+                .withErrorFlag()
+                .withSpanType(expectedType)
+                .start();
+
+        DDSpanContext actualContext = (DDSpanContext) span.context();
+
+        assertThat(actualContext.getResourceName()).isEqualTo(expectedResource);
+        assertThat(actualContext.getErrorFlag()).isTrue();
+        assertThat(actualContext.getServiceName()).isEqualTo(expectedService);
+        assertThat(actualContext.getSpanType()).isEqualTo(expectedType);
 
     }
 
     @Test
     public void shouldBuildSpanTimestampInNano() {
 
-        final long expectedTimestamp = 487517802L;
+        final long expectedTimestamp = 4875178020000L;
         final String expectedName = "fakeName";
 
         DDSpan span = (DDSpan) tracer
@@ -117,51 +136,8 @@ public class DDSpanBuilderTest {
 
         assertThat(actualContext.getParentId()).isEqualTo(expectedParentId);
 
-
     }
 
-    @Test
-    public void shouldLinkViaReferenceType() {
-
-
-        final long spanId = 223L;
-        final long expectedParentId = spanId;
-
-        DDSpanContext mockedContext = mock(DDSpanContext.class);
-        when(mockedContext.getSpanId()).thenReturn(spanId);
-
-        final String expectedName = "fakeName";
-
-
-        // case 1, using a CHILD_OF ref
-        DDSpan span = (DDSpan) tracer
-                .buildSpan(expectedName)
-                .addReference(References.CHILD_OF, mockedContext)
-                .start();
-
-        DDSpanContext actualContext = (DDSpanContext) span.context();
-        assertThat(actualContext.getParentId()).isEqualTo(expectedParentId);
-
-
-        // case 2, using a FOLLOW_FROM ref
-        span = (DDSpan) tracer
-                .buildSpan(expectedName)
-                .addReference(References.FOLLOWS_FROM, mockedContext)
-                .start();
-
-        actualContext = (DDSpanContext) span.context();
-        assertThat(actualContext.getParentId()).isEqualTo(expectedParentId);
-
-        // case 2, using a WFT ref, should not be linked to the previous
-        span = (DDSpan) tracer
-                .buildSpan(expectedName)
-                .addReference("WTF", mockedContext)
-                .start();
-
-        actualContext = (DDSpanContext) span.context();
-        assertThat(actualContext.getParentId()).isEqualTo(0L);
-
-    }
 
     @Test
     public void shouldInheritOfTheDDParentAttributes() {