[example] create restspark package to build it with gradlew
MODIFY
dd-trace-examples/rest-spark/rest-spark.gradle
dd-trace-examples/rest-spark/rest-spark.gradle
+plugins {
+ id "com.github.johnrengelman.shadow" version "2.0.1"
+}
+
apply from: "${rootDir}/gradle/java.gradle"
apply from: "${rootDir}/gradle/jacoco.gradle"
@@ -8,16 +12,29 @@ sourceCompatibility = 1.8
targetCompatibility = 1.8
dependencies {
-
-// compile fileTree(dir: 'libs', include: ['*.jar'])
compile project(':dd-trace')
+
compile 'com.sparkjava:spark-core:2.6.0'
compile 'org.mongodb:mongodb-driver:3.4.2'
+
compile 'io.opentracing:opentracing-api:0.30.0'
compile 'io.opentracing:opentracing-util:0.30.0'
- compile 'io.opentracing.contrib:opentracing-mongo-driver:0.0.2'
+ compile 'io.opentracing.contrib:opentracing-mongo-driver:0.0.3'
+
compile group: 'ch.qos.logback', name: 'logback-classic', version: '1.2.3'
compile group: 'org.slf4j', name: 'slf4j-api', version: '1.7.25'
+}
+jar {
+ manifest {
+ attributes 'Main-Class': 'com.datadoghq.example.restspark.SparkApplication'
+ }
+}
+
+shadowJar {
+ mergeServiceFiles()
+}
+task wrapper(type: Wrapper) {
+ gradleVersion = '4.0'
}

RENAME
dd-trace-examples/rest-spark/src/main/java/MongoDriver.java
dd-trace-examples/rest-spark/src/main/java/com/datadoghq/example/restspark/MongoDriver.java
+package com.datadoghq.example.restspark;
+
import com.mongodb.MongoClient;
import com.mongodb.MongoClientURI;
import com.mongodb.client.MongoDatabase;

RENAME
dd-trace-examples/rest-spark/src/main/java/Hello.java
dd-trace-examples/rest-spark/src/main/java/com/datadoghq/example/restspark/SparkApplication.java
+package com.datadoghq.example.restspark;
+
import static spark.Spark.get;
import com.mongodb.client.MongoCollection;
@@ -7,7 +9,7 @@ import io.opentracing.Tracer;
import java.util.Arrays;
import org.bson.Document;
-public class Hello {
+public class SparkApplication {
private static MongoDatabase mDatabase;
private static Tracer mTracer;

MODIFY
dd-trace-examples/rest-spark/src/main/resources/dd-trace.yaml
dd-trace-examples/rest-spark/src/main/resources/dd-trace.yaml
-# Main service name for the app
defaultServiceName: rest-spark
-# The writer to use.
-# Could be: LoggingWritter or DDAgentWriter (default)
writer:
- # LoggingWriter: Spans are logged using the application configuration
- # DDAgentWriter: Spans are forwarding to a Datadog trace Agent
- # - Param 'host': the hostname where the DD trace Agent is running (default: localhost)
- # - Param 'port': the port to reach the DD trace Agent (default: 8126)
type: DDAgentWriter
host: localhost
port: 8126
-# The sampler to use.
-# Could be: AllSampler (default) or RateSampler
sampler:
- # AllSampler: all spans are reported to the writer
- # RateSample: only a portion of spans are reported to the writer
- # - Param 'rate': the portion of spans to keep
type: AllSampler
- # Skip some traces if the root span tag values matches some regexp patterns
- # skipTagsPatterns: {"http.url": ".*/demo/add.*"}
-
-# Enable custom tracing (Custom annotations for now)
-# enableCustomAnnotationTracingOver: ["io","org","com"]
-
-# Disable some instrumentations
-# disabledInstrumentations: ["opentracing-apache-httpclient", "opentracing-mongo-driver", "opentracing-web-servlet-filter"]
-
-decorators:
- - type: DBComponent
- matchingValue: java-mongo
- setValue: mongo-spark
\ No newline at end of file

[example] create restspark package to build it with gradlew