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Changes by Version

v1.7.4 (2020-07-15)

  • Grizzly Http Server refactor (#581)
  • Fixes Spring messaging version incompatibility (#580)
  • Update Lightstep Tracer Bundle to 0.30.0 (#579)
  • Unprotected WeakHashMap in servlet rule leads to 100% CPU intermittently (#578)
  • Avoid suppressing of creation of new span when active span of another component exists (#571)

v1.7.3 (2020-05-10)

  • Improved runtime performance in BootLoaderAgent (#552)
  • Resolution to "self tracing" issue experienced with Jaeger (#531 #548)
  • Support -DskipTests in itest-maven-mojo (#568)
  • Upgrade LightStep Tracer Bundle to v0.20.1 (#566)

v1.7.2 (2020-05-03)

  • Make CI/CD stable, and reduce time for releases and PR checks (#538 #539)
  • Prefer compiled invocation rather than via reflection in servlet rule (#547)
  • Fix to sparkjava integration test failing (#560 #561)
  • Fix to ZuulITest failure with span not error (#558 #559)
  • Remove "unchained" agent rule spring-web-* in favor of HttpUrlConnection (improved startup performance) (#556 #557)
  • Merge all "unchained" spring-webmvc-* rules into one "chained" spring-webmvc (improved startup performance) (#553 #554)
  • Chain rules in BootLoaderAgent (improved startup performance)

v1.7.1 (2020-04-19)

  • Fix Span.KIND for apache:httpclient rule (#550) 👈 Thank you @zeitlinger
  • Install Memcached for integration testing in Circle CI (#545)
  • Fix incorrect http.status_code being set in servlet rule (#533)
  • Merge all lettuce rules into one (#544 #546)
  • Split CXF rules into server and client parts (#532) 👈 Thank you @jianshaow
  • Fix classpath property for custom integration rules (#537)
  • Fix class loader isolation issue in IsoClassLoader (#540)
  • Turn on Mule integration test for jdk8 (#534) 👈 Thank you @jam01
  • Fix StackOverflowError in jdbc rule (#541)
  • Upgrade JDBC Integration to v0.2.10

v1.7.0 (2020-04-03)

  • Improve rule loading performance (#492 #524)
  • Switch to OpenTelemetry's terminology {#522)
  • Fix for: CassandraTest (#508)
  • Fix for: Jetty 7.6.21: "Illegal type in constant pool" (#509)
  • Combine jms:1 and jms:2 rules in jms rule (#521 #498 #523)
  • Determine min & max instrumented versions of libs supported by default (#468)
  • Add integration tests for spring-data (#520)
  • Add integration rules for Dubbo 2.6 and 2.7 (#505) 👈 Thank you @limfriend
  • Upgrade LightStep trace exporter to v0.20.0 with support for metrics

v1.6.1 (2020-03-28)

  • Fix spring-kafka Static Deferred Attach (#661 #583 #484)
  • Support target runtimes that import OpenTracing API (#640)
  • Add new Integration Rule: Kafka Streams (#694)
  • Add compatibility tests for com.typesafe.akka:akka-http_2.1[123] (#671 #597)
  • Add support for Kafka Streams Processor (#690)
  • Add support for CXF Interceptors (#506)
  • Resolve overlapping integrations for spring-web-* rules (#667)
  • Resolve couplings of jms-1 and jms-2 to spring-jms (#663)
  • Resolve fingerprint dependency coupling (#664 #507)
  • Revised class loading architecture (#504)
  • Add integration tests for JDBI (#511)
  • Add integration tests for Hystrix (#512)
  • Add <passCompatibility> for Ratpack (#513)
  • Add <passCompatibility> for Solr Client (#514)
  • Add <passCompatibility> for SparkJava (#516)
  • Support custom span decorators for Apache Http Client (#510) 👈 Thank you @jianshaow
  • Support custom span decorators for Feign (#515) 👈 Thank you @jianshaow
  • Document pass/fail compatibility spec (#673)
  • Sunset @AgentRunner.Config(isolateClassLoader=false) (#517)

v1.6.0 (2020-03-14)

  • Rewritable Tracer (#607 #515 #437 #479 #486)
  • Support "optional deferrable" rule attibute (#645)
  • Static Deferred Attach: Fix spring-kafka (#661)
  • Static Deferred Attach: Fix spring-messaging (#660 #570)
  • Static Deferred Attach: Fix spring-websocket (#674 #578)
  • Static Deferred Attach: Fix spring-messaging and spring-kafka (#681)
  • Auto-Compatibility Test: Auto-assert compatibility of integrations (#662)
  • Auto-Compatibility Test: Support multiple pass/fail compatibility specs (#669)
  • Auto-Compatibility Test: Support complex pass/fail compatibility specs (#672)
  • Fix generated classes in Thrift rule (#689)
  • Implement Apache CXF Integration Rule (#676)

v1.5.9 (2020-02-28)

  • Enable Static Deferred Attach for spring-kafka integration test (#625)
  • Fix failing Pulsar Functions integration test (#618)
  • Selective assertion of span count in Pulsar Functions integration test (#619)
  • Remove deprecated methods in TestUtil (#622)
  • Concurrent-safe and self-healing builds in Travis CI (#629 #536)
  • Implement LocalSpanContext to avoid duplication of Context pattern (#632 #533)
  • Refactor duplicated onError(...) methods to AgentRuleUtil (#635)
  • Upgrade LightStep Trace Exporter to v0.19.0 (#647)

v1.5.8 (2020-02-14)

  • New integration rules: Mule 4 (#324), Pulsar Functions (#398)
  • New integration tests: Pulsar Functions (#608 #511 #412)
  • Mechanism to load customized span decorators externally (#610)
  • Mechanism in TestUtil to check span count by component name (#613 #514)
  • Rebase servlet rule with current implementation of java-web-servlet-filter (#600)
  • Modify servlet rule to add skipPattern and spanDecorators (#399)
  • Modify servlet rule to allow creation of tags from HTTP headers (#602)
  • Solution to prevent tracers getting instrumented by SpecialAgent (#381)
  • Fix Static Deferred Attach not executing hook for Spring Boot apps (#382)
  • Fix to stack-overflow in FilterAgentIntercept (#391)
  • Fix to memory leak in servlet rule with Jetty 9.4 and Spring 5 (#395)
  • Fix error tag for jedis (#396)
  • Cleanup and refactor patterns (#397)

v1.5.7 (2020-02-01)

  • Improve intercept logging (#385)
  • Improve test coverage for init patterns (#342)
  • Fix download links in README.md (#386)
  • Make TracedMessage distributable (#380)
  • Fix Static Deferred Attach for Spring Boot based apps (#379)
  • Determine libs transitively supported by existing integration task (#329)
  • Implement integration tests for transitively supported libs (#330)
  • Add integration tests for Ratpack (#378)
  • Add integration tests for SparkJava (#373)
  • Add integration tests for Twilio (#371)
  • Fix NoSuchMethodException: TracingFilter.buildSpan(...) (#369)
  • Use WrapperProxy from "io.opentracing.contrib:common" (#374)
  • Implement Dynamic Integration Rule (#375)
  • Fix "object is not an instance of declaring class" resulting from DynamicProxy (#368)
  • Fix incorrect return from PluginManifest.getPluginManifest when called from AgentRunner (#372)
  • Fix different span behavior for Spring WebMVC with Static Deferred Attach (#358)
  • Make JmsTest in JMS-2 more stable (#364)
  • Allow Static Deferred Attach to work with Spring Boot apps built with spring-boot-maven-plugin (#362)
  • Add support for global tags when using LightStep Tracer (#320)
  • Update SpecialAgentUtil.convertToNameRegex(...) to match name literals (i.e. "spring:boot") (#363)
  • Update Integration Rules (#387)
  • Tokenize ${sa.itest.args} in itest-maven-plugin to (#388)
  • Fix VerifyError: "Illegal type in constant pool" due to isEnabled(Class,String) (#389)
  • Fix Static Deferred Attach initializing Spring Boot too early (#367)

v1.5.6 (2020-01-17)

  • Improve test module structure (#348)
  • Use DynamicProxy for all objects instrumented via inheritance pattern (#359)
  • Update CouchbaseClientTest to resemble CouchbaseClientITest (#352)
  • Static deferred attach is unavailable (#356)
  • Upgrade JDBC Integration to v0.2.7

v1.5.5 (2020-01-10)

  • Implement AgentRule(s) for Neo4J Driver (#321)
  • Implement AgentRule(s) for Netty (#318)
  • Explicitly support OpenJDK (#158)
  • Explicitly support Jetty 9.3.x and 9.4.x (#327)
  • Use strict advice clauses in FilterAgentRule (#331, #338)
  • Improve integration test architecture (#335)
  • Upgrade JDBC Integration to v0.2.5 (DynamicProxy) (#343)

v1.5.4 (2019-12-27)

  • Fix to possible race condition in "servlet" rule (#316)
  • Implement AgentRule(s) for Google Http Client (#314)
  • Implement AgentRule(s) for Couchbase Client (#310)
  • Implement integration test for Spymemcached (#305)

v1.5.3 (2019-12-13)

  • Reduce source & target versions for all rules (#277)
  • Fix to startup failure with Dynamic Attach on Windows (#288)
  • Fix to -Dsa.log.file resulting in empty logs (#294)
  • Add ability to specify system properties to AgentRunner runtimes (#307)
  • Implement integration rule for HttpUrlConnection (#300)
  • Implement Static Deferred Attach for SpringWebMVC (#304)
  • Implement integration test for ForkJoinPool (#102)
  • Implement integration tests for
    1. Zuul (#266)
    2. Spring WebFlux (#275)
    3. Spring WebMvc (#278)
    4. Spring Scheduling (#281)
    5. Spring Kafka (#284)
    6. Spring RabbitMQ (#289)
    7. Spring JMS (#291)
    8. Spring Messaging (#295)
    9. Spring WebSocket (#297)

v1.5.2 (2019-11-29)

  • Integrate OpenTelemetry Bridge Trace Exporter into SpecialAgent (#229)
  • Implement Formal API for Static Deferred Attach (#267)
  • Implement integration tests for:
    1. Hazelcast (#230)
    2. JAX-RS Client (#235)
    3. Apache HttpClient (#233)
    4. Kafka Client (#244)
    5. Lettuce (#247)
    6. Reactor (#255)
    7. Jedis (#257)
    8. RabbitMQ Client (#249)
    9. Redisson (#260)
    10. Thrift (#263)
    11. Spring Web (#270)
  • Upgrade opentracing-grpc to 0.2.x (#242)
  • Upgrade opentracing-elasticsearch to 0.1.6 (#251)
  • Upgrade opentracing-jdbc to 0.2.3 (#268)
  • Fix to: elasticsearch-client-rest integration causing "authorization failed" (#240)
  • Fix to: GrpcTest is unstable (#237)
  • Fix to: KafkaClientITest is unstable (#262)
  • Fix to: Termination due to absolute/relative file path mismatch (#225)

v1.5.1 (2019-11-15)

  • New integration rules: Akka Http Server, OkHttp 4, Play Framework (server and client).
  • Include external integration rules (those which are not included in the SpecialAgent, such as proprietary rules).
  • Fix to ClassLoaderAgentRule bug leading to NoClassDefFoundException.
  • Static Deferred Attach for Spring Boot versions 1.0.0.RELEASE to LATEST.
  • Automatic activation of Static Deferred Attach for Spring Boot applications.

v1.5.0 (2019-11-01)

  • Migrate integration tests for: OkHttp, JDBC API, Concurrent API, MongoDB Driver, Servlet API (Jetty and Tomcat), AWS SDK 1 and 2, Cassandra Driver, JMS 1 and 2, ElasticSearch 6 and 7, RxJava 2, Akka Http.
  • Expanded ranges of versions tested in integration-test phase.
  • Updated Integration Rules to most recent versions.
  • Updated package and class names for all Integration Rules to conform to naming convention.
  • New Integration Rules: Akka Http Client.

v1.4.2 (2019-10-18)

  • Fix bug in config properties import process (#179).
  • Fix bug in servlet rule resulting in duplicate requests (#178).
  • Introduced "plugin groups", with new plugin naming convention.
  • Linked integration tests: OkHttp, JDBC.
  • Updated Integration Rules: Spring 4 Web, Spring 4 Web MVC.
  • New Integration Rules: Lettuce 5.2.

v1.4.1 (2019-10-03)

  • Fix class loader issues in JDBC Rule.
  • Fix J9+ cross-module readability issues.
  • Support ASYNC mode in web-servlet-filter.
  • Integrate Wavefront Trace Exporter into SpecialAgent.
  • Exclusively rely on Fingerprint Algo to qualify integration compatibility in all cases.
  • Update Lettuce and Lettuce-50 rules to load mutually exclusively.
  • Update Spring Web and WebMVC rules (for versions 3, 4, and 5) to load mutually exclusively.

v1.4.0 (2019-09-20)

  • Improved rigor in requirements imposed onto JUnit tests by AgentRunner.
  • Improved class loading architecture.
  • Improved class loading policy for RuleClassLoader.
  • Improved stability and resilience to LinkageErrors.
  • Support Tomcat 7.0.96 with web-servlet-filter.
  • Optimized load time and runtime performance.

v1.3.6 (2019-09-06)

  • Resolve minimum versions of 3rd-party libraries supported by each Integration Rules.
  • Resolve false negative compatibility tests in fingerprinting algorithm.
  • Remove reliance of JMS-2 rule onto JMS-1 rule.
  • Improve performance of fingerprint generation.
  • Fix issue that may result in NoClassDefFoundError during JVM shutdown hook.

v1.3.5 (2019-08-23)

  • Resolve class signature conflicts in web-servlet-filter rule.
  • Upgrade core libraries.
  • Improve stability of tests.
  • Improve speed of fingerprint creation.
  • Resolve conflict with Java Logging system properties.
  • Isolate TracerResolver into non-interfering class loader.
  • Remove Hystrix Rule, as its functionality is convered by Java Concurrent Integration.

v1.3.4 (2019-08-09)

  • Support for Spring 4.
  • Standard stream logging.
  • Disable class format changes.
  • Stability updates to Integration Rules: Apache HTTP Client, Feign.
  • New Integration Rules: Spring 4 Web, Spring 4 Web MVC, Elasticsearch 7, AWS SDK 2.

v1.3.3 (2019-07-26)

  • Support Servlet API 2.3 with web-servlet-filter rule.
  • Remedy class collision errors of conflicting library versions.
  • Reduce excess log verbosity.
  • Support windows slashes.
  • Update JDBC Integration to 0.1.5.
  • Update Grizzly AHC Integration to 0.1.3.
  • Minor fixes to Kafka Messaging, Redisson, and Cassandra rules.
  • Resolve conflicting transitive dependencies in Integration Rules.
  • Update Fingerprinting Algorithm to support (full)-depth-n fingerprints.
  • Implement static-deferred attachment strategy.
  • Implement mechanism to disable AgentRules.
  • New Integration Rules: Spring 3 Web, Spring 3 Web MVC, JAX-RS, Thread.

v1.3.2 (2019-06-28)

  • Fix to propagation of system properties via dynamic attach.
  • Implement assert that name of SpecialAgent JAR is correct.
  • Make SpecialAgent thread safe.
  • Update LightStep and Jaeger Trace Exporters.
  • Update Fingerprinting Algorithm to support (semi)-depth-n fingerprints.
  • Update Integration Rules: JDBC.

v1.3.1 (2019-06-17)

v1.3.0 (2019-06-14)

  • Officially support Spring rules.
  • New Integration Rules: Spring Messaging, Spring WebSocket STOMP, Spring @JmsListener, Spring RabbitMQ.
  • Update to Apache HttpClient Rule: Added hostname and port tags to http client spans.
  • Upgrade to SpecialAgent API in lieu of Fingerprinting Algorithm rewrite.
  • Resolve issue #86: DynamoDB Calls regarding bad headers when using LightStep.
  • Resolve issue #87: Apache HttpClient Rule regarding default HTTP port.
  • Resolve issue #88: Redis Rule regarding PubSub.

v1.2.0 (2019-05-31)

  • New Integration Rules: Feign, Zuul, Spring Kafka, Spring Scheduling.
  • Upgrade to SpecialAgent API, requiring AgentRule(s) to explicitly specify a name for the integration rule.
  • Improved configuration spec utilizing short names for integration rules.
  • Fix to bug regarding dependency resolution of a rule's dependency graph.
  • Improved API documentation.

v1.1.2 (2019-05-17)

  • New Integration Rules: Redis, Spring Web Flux, Grizzly HTTP Server, Grizzly AsyncHttpClient, Reactor, Hazelcast, Spymemcached.
  • Upgraded Jaeger Trace Exporter to support OT API 0.32.0.
  • Startup performance improvement.
  • Improved documentation.
  • Bug fixes.

v1.1.1 (2019-05-03)

  • New Integration Rules: Apache HttpClient, Redis Client Lettuce, Spring Web, Spring Web MVC.
  • Addition of configurable "General Verbose Mode" in AgentRule.
  • Fix class loading issues seen in Tomcat and Elasticsearch6.
  • Fix Mongo Driver rule in lieu of upgrade to OT API v0.32.0.
  • Fix OkHttp rule to also instrument default constructor.
  • Now reporting code test coverage on Coveralls.
  • Declared support for OpenJDK.
  • Improved documentation.

v1.1.0 (2019-04-19)

  • Place Tracer instances into an isolated class loader.
  • Upgrade to OpenTracing API 0.32.0.
  • New Integration Rules: Jedis, RabbitMQ, RabbitMQ Spring, gRPC, and Apache Thrift.
  • Upgraded opentracing-specialagent-api.
  • Improved logging: see intercept events on Level.FINER.

v1.0.2 (2019-04-05)

  • Release agentrule-maven-plugin in deployment.
  • Support any 3rd-party libraries present on BootPath.
  • Upgrade LightStep Tracer to 0.15.4 for interoperability with SpringBoot.

v1.0.1 (2019-03-15)

  • Resolve bugs in dependency correlation for rule wiring in SpecialAgent runtime.
  • Standardize -Dsa. prefix for properties of SpecialAgent.
  • Support execution of SpecialAgent with a tracer in IDEs.
  • Implement ProxyMockTracer, which allows all tests to plug into a real tracer as specified by the -Dsa.tracer=... property (-Dsa.exporter=... property as of v1.7.0).
  • General performance improvements.

v1.0.0 (2019-03-15)

  • Support for Trace Exporters.
  • New Integration Rules: Elasticsearch 6, RxJava 2, Kafka Client, AsyncHttpClient.
  • Performance optimization via exclusion of unintended integration of tracer code.
  • Improvements to AgentRunner runtime, Fingerprint algorithm, logging and exception behavior.

v0.9.0 (2019-03-01)

  • Initial release.