| Changes by Version |
| ================== |
| Release Notes. |
| |
| 8.8.0 |
| ------------------ |
| |
| * **Split Java agent from the main monorepo. It is a separate repository and going to release separately**. |
| * Support JDK 8-17 through upgrading byte-buddy to 1.11.18. |
| * Upgrade JDK 11 in dockerfile and remove unused java_opts. |
| * DataCarrier changes a `#consume` API to add properties as a parameter to initialize consumer when |
| use `Class<? extends IConsumer<T>> consumerClass`. |
| * Support Multiple DNS period resolving mechanism |
| * Modify `Tags.STATUS_CODE` field name to `Tags.HTTP_RESPONSE_STATUS_CODE` and type from `StringTag` to `IntegerTag`, add `Tags.RPC_RESPONSE_STATUS_CODE` field to hold rpc response code value. |
| * Fix kafka-reporter-plugin shade package conflict |
| * Add all config items to `agent.conf` file for convenient containerization use cases. |
| * Advanced Kafka Producer configuration enhancement. |
| * Support mTLS for gRPC channel. |
| * fix the bug that plugin record wrong time elapse for lettuce plugin |
| * fix the bug that the wrong db.instance value displayed on Skywalking-UI when existing multi-database-instance on same host port pair. |
| * Add thrift plugin support thrift TMultiplexedProcessor. |
| * Add benchmark result for `exception-ignore` plugin and polish plugin guide. |
| * Provide Alibaba Druid database connection pool plugin. |
| * Provide HikariCP database connection pool plugin. |
| * Fix NumberFormat exception in jdbc-commons plugin when MysqlURLParser parser jdbcurl |
| * Provide Alibaba Fastjson parser/generator plugin. |
| * Provide Jackson serialization and deserialization plugin. |
| * Fix a tracing context leak of SpringMVC plugin, when an internal exception throws due to response can't be found. |
| * Make GRPC log reporter sharing GRPC channel with other reporters of agent. Remove config items of `agent.conf`, `plugin.toolkit.log.grpc.reporter.server_host`, `plugin.toolkit.log.grpc.reporter.server_port`, and `plugin.toolkit.log.grpc.reporter.upstream_timeout`. |
| rename `plugin.toolkit.log.grpc.reporter.max_message_size` to `log.max_message_size`. |
| * Implement Kafka Log Reporter. Add config item of `agnt.conf`, `plugin.kafka.topic_logging`. |
| * Add plugin to support Apache HttpClient 5. |
| * Format SpringMVC & Tomcat EntrySpan operation name to `METHOD:URI`. |
| * Make `HTTP method` in the operation name according to runtime, rather than previous code-level definition, which used to have possibilities including multiple HTTP methods. |
| * Fix the bug that httpasyncclient-4.x-plugin does not take effect every time. |
| * Add plugin to support ClickHouse JDBC driver. |
| * Fix version compatibility for JsonRPC4J plugin. |
| * Add plugin to support Apache Kylin-jdbc 2.6.x 3.x 4.x |
| * Fix instrumentation v2 API doesn't work for constructor instrumentation. |
| * Add plugin to support okhttp 2.x |
| * Optimize okhttp 3.x 4.x plugin to get span time cost precisely |
| * Adapt message header properties of RocketMQ 4.9.x |
| * Fix httpasyncclient-4.x-plugin's memory leak risk |
| |
| #### Documentation |
| |
| All issues and pull requests are [here](https://github.com/apache/skywalking/milestone/99?closed=1) |
| |
