4.1.0-rc2

• Added InstrumentedHttpClientConnectionManager constructor with HttpClientConnectionOperator #1294
• Add counter for active connections (#1291)
• Allow Java 8 Duration for Timer#update (#1298)
• jvm: Params to include sync info in thread dump (#1304)
• Make the relationship between the Reporter and Closeable interfaces explicit (#1307)
• MetricRegistry: make registerAll with prefix public (#1308)
• DefaultObjectNameFactory: use type, be a bit more conservative about quoting (#1310)

v4.1.0-rc0

• Add module metrics-collectd - Metrics Integration for Collectd (#1259)
• Add support for signing and verifying requests to CollectD (#1288)
• Enable easier customizing of MetricsServlet. (#1285)
• Add metric attributes to the slf4j reporter (#1275)

5.0.0-rc1

• InfluxDB reporter for metrics 5.0 #1269

5.0.0-rc0

Edit: Accidentally released to Maven Central as 5.0.0. Please use 5.0.0-rc1.

• Change Maven group to io.dropwizard.metrics5 #1256
• Move to the io.dropwizard.metrics5 package #1255
• Introduce MetricName to encapsulate more info about metrics #1250
• Store sum of events for different metrics #1254
• Add Metrics 3/4 legacy adapter #1258
• Provide a type-safe way to create a custom counter #1268

4.0.2

• Jetty9: unhandled response should be counted as 404 and not 200 (#1232)

4.0.1

• Fix IncompatibleClassChangeError caused by Timer.Context refactor #1243

4.0.0

• Compiled and targeted JDK8
• Support for running under JDK9 #1236
• Move JMX reporting to the metrics-jmx module
• Add Bill of Materials for Metrics #1239
• Used Java 8 Time API for data formatting
• Removed unnecessary reflection hacks for HealthCheckRegistry
• Removed internal LongAdder
• Removed internal ThreadLocalRandom
• Optimized generating random numbers
• Timer.Context now implements AutoCloseable
• Upgrade Jetty integration to Jetty 9.4
• Support tracking Jersey filters in Jersey resources (#1118, #1193)
• Add ResponseMetered annotation for Jersey resources (#1186)
• Add a method for timing non-throwing functions. (#1224)
• Unnecessary clear operation for ChunkedAssociativeArray (#1211)
• Add some common metric filters (#1210)
• Add possibility to subclass Timer.Context (#1226)

3.2.6

• Jetty9: unhandled response should be counted as 404 and not 200 #1232
• Prevent NaN values when calculating mean #1230
• Avoid NaN values in WeightedSnapshot #1233

v4.0.0-alpha5

• Support for JDBI3

4.0.0-alpha4

• Add a method for timing non-throwing functions. (#1224)
• Unnecessary clear operation removal (#1211)
• Add some common metric filters (#1210)
• Add possibility to subclass Timer.Context (#1226)