Apache camel 4.0.0-M3 Release

New and Noteworthy

This release is the third milestone towards the Camel 4.0.0 release.

Supported Java version

This version supports Java 17.

Getting the Binaries using Maven

To use this release in your Apache Maven pom.xml, import the Camel Bill of Materials (BOM) and then include the camel-core and any other components needed without specifying the version.

<dependencyManagement>
  <dependencies>
    <dependency>
      <groupId>org.apache.camel</groupId>
      <artifactId>camel-bom</artifactId>
      <version>4.0.0-M3</version>
      <type>pom</type>
      <scope>import</scope>
    </dependency>
  </dependencies>
</dependencyManagement>

<dependencies>
  <dependency>
    <groupId>org.apache.camel</groupId>
    <artifactId>camel-core</artifactId>
  </dependency>
  <dependency>
    <groupId>org.apache.camel</groupId>
    <artifactId>camel-COMPONENT</artifactId>
  </dependency>
</dependencies>

To use this release in a Spring Boot application, use Spring Boot spring-boot-dependencies and Camel camel-spring-boot-bom Bill of Materials (BOM):

<dependencyManagement>
  <dependencies>
    <dependency>
      <groupId>org.springframework.boot</groupId>
      <artifactId>spring-boot-dependencies</artifactId>
      <version> SPRING BOOT VERSION HERE </version>
      <type>pom</type>
      <scope>import</scope>
    </dependency>
    <dependency>
      <groupId>org.apache.camel.springboot</groupId>
      <artifactId>camel-spring-boot-bom</artifactId>
      <version>4.0.0-M3</version>
      <type>pom</type>
      <scope>import</scope>
    </dependency>
  </dependencies>
</dependencyManagement>

<dependencies>
  <dependency>
    <groupId>org.apache.camel.springboot</groupId>
    <artifactId>camel-COMPONENT-starter</artifactId>
  </dependency>
</dependencies>

Apache Camel

Download	Signature and checksum
apache-camel-4.0.0-M3-src.zip (Sources)	PGP Signature, SHA512 Checksum

Download

Signature and checksum

apache-camel-4.0.0-M3-src.zip (Sources)

PGP Signature, SHA512 Checksum

Git tag checkout

Release is tagged with camel-4.0.0-M3 in the Git, to fetch it use:

git clone https://git-wip-us.apache.org/repos/asf/camel.git
cd camel
git checkout camel-4.0.0-M3

Resolved issues

Here is a list of all the issues that have been resolved for this release

Bug (38)

CAMEL-19296: Unable to init camel file with JBang for multi dot file name suffix - eg 'foo.camel.xml'
CAMEL-19293: camel-spring-ldap - base is set twice when using SB AutoConfiguration
CAMEL-19283: camel-jbang - Run another camel version via application.properties
CAMEL-19271: camel-jbang - trace with --latest should show last completed if no current inflight
CAMEL-19259: camel-maven-plugin - Use configured main-class instead of KameletMain
CAMEL-19257: camel-jslt: Exception when using camel-jslt in Tomcat Servlet
CAMEL-19256: camel-jdbc: leaks the statement in doCreateAndExecuteSqlStatement
CAMEL-19255: Jbang: jbang is not copying custom kamelets to /kametets
CAMEL-19250: Classes generated by camel-restdsl-openapi-plugin are not added to jar
CAMEL-19249: camel-salesforce: Creating blob data is broken
CAMEL-19247: camel-zeebe - Set Default Host and Port for Zeebe connection
CAMEL-19242: camel-jbang - camel doc may not work on main
CAMEL-19224: camel-azure - BlobConsumer does not use prefix
CAMEL-19220: camel-groovy - Avoid setting variables to initialize the binding
CAMEL-19199: Unable to start PLC4X route in camel-plc4x
CAMEL-19198: Dynamic Router EIP component does not evaluate filters by order of priority attribute
CAMEL-19190: camel-vertx-websocket: sendToAll option may not discover connected host peers correctly
CAMEL-19181: camel-springboot - mapstruct component is not autoconfigured automatically
CAMEL-19174: Jira component: duplicate messages with the new issues consumer
CAMEL-19171: camel-http - Prevent duplicating slashes in generated URI
CAMEL-19169: camel-olingo2: queryParams option of read method does not work
CAMEL-19162: camel-ehcache - llegalStateException: Close not supported from UNINITIALIZED. When context.addRouteDefinition() called multiple times in route with Ehcache consumer
CAMEL-19158: camel-core: ThrowExceptionProcessor may silently ignore exceptions in constructing the exception object
CAMEL-19156: XML route configurations ignored without both XML IO and JAXB XML loaded
CAMEL-19155: Azure Service Bus component completes messages instead of abandoning on error
CAMEL-19151: The 'ignoreInvalidEndpoint' option isn't relevant for a static URI for WireTap component
CAMEL-19150: camel-olingo4: queryParams option of read method does not work
CAMEL-19136: camel-micrometer - Too many tags created by micrometer WebMvcTagsProvider
CAMEL-19133: camel-zookeeper - Zookeeper's service registration and discovery is not working with serialized
CAMEL-19127: Cannot add route when route is set to not start automatically
CAMEL-19124: Tracer doesn't continue spans for AbstractInternalSpanDecorator
CAMEL-19113: Platform-http-vertx: consume with comma separated does not work
CAMEL-19103: camel-jbang - can't run in background due to No Camel integration files to run
CAMEL-19081: Start a route with aggregation fails due to NPE in AggregateProcessor
CAMEL-19014: SimpleLanguage cache issue
CAMEL-18985: camel-kafka: messages are getting lost with "breakOnFirstError"
CAMEL-18944: REST YAML does not work in Spring Boot
CAMEL-18619: Stream closed for onException with useOriginalMessage

Dependency upgrade (21)

CAMEL-19300: camel-pulsar - Upgrade to 2.11.1
CAMEL-19288: camel-jsonpath - Upgrade to 2.8
CAMEL-19287: camel-debezium - Upgrade to 2.2
CAMEL-19278: camel-xslt-saxon - Upgrade to Saxon-HE 11.5
CAMEL-19274: camel-spring-ldap - Upgrade to spring ldap 3.0.x
CAMEL-19268: camel-spring-boot - Upgrade to 3.0.6
CAMEL-19265: camel-jbang - Upgrade to Picoli 4.7.2
CAMEL-19261: camel-jbang - Upgrade gradle wrapper to 8.x
CAMEL-19246: camel-kotlin - Upgrade to 1.8.20
CAMEL-19191: Use 5.1.x version to be compatible with SB
CAMEL-19175: camel-kubernetes - Upgrade to 6.5.1
CAMEL-19141: camel-core - Upgrade to log4j 2.20.x
CAMEL-19134: camel-kubernetes - Upgrade to 6.5.x
CAMEL-19131: Camel-DJL: Upgrade to Deep Java Library 0.21.0
CAMEL-19130: Upgrade to snakeyaml 2.x
CAMEL-19126: camel-fhir upgrade to 6.4.2
CAMEL-19125: camel-jbang - Upgrade to kamelets 4M1 and 3.20.2
CAMEL-19019: camel-kafka - Upgrade to Kafka 3.4.x
CAMEL-18943: camel-xslt-saxon - Upgrade to Saxon-HE 12.0
CAMEL-18920: camel-groovy - Upgrade to Groovy 4.x
CAMEL-18463: upgrade grpc to 1.54.x

Improvement (52)

CAMEL-19286: camel-ignite - Support the REPLACE operation in the Ignite Cache Producer
CAMEL-19276: camel-jq: Include jackson-jq extras module
CAMEL-19272: camel-jbang - Show jbang version
CAMEL-19269: camel-jackson - Converter for jackson numeric wrappers
CAMEL-19266: Camel-AWS2-S3: Add a forcePathStyle option to configuration
CAMEL-19245: camel-java-joor-dsl - Ease the way to get all the compiled classes
CAMEL-19244: camel-bean - Add signature parameter to specify parameter types
CAMEL-19239: camel-vertx-websocket: Add options for configuring the origin header
CAMEL-19238: camel-vertx-websocket: Apply default port when the wss scheme is used
CAMEL-19237: camel-jbang - version list for newer releases to include details
CAMEL-19235: camel-restdsl-openapi-plugin: Add platform-http to REST consumer components list
CAMEL-19234: camel-core - When looking up a mandatory bean, look it up through its type first
CAMEL-19232: Port REST DSL Generator in camel-jbang to Camel 4
CAMEL-19231: Default REST DSL type in camel-jbang generator
CAMEL-19227: camel-jbang - export should also add <pluginRepository> with repos
CAMEL-19226: camel-jbang - Add repos option to export
CAMEL-19223: camel-core - StreamCache to have position method
CAMEL-19222: Camel-Azure-CosmosDB: make the itemPartitionKey a String instead of a pojo
CAMEL-19219: camel-kudu - add projection and limit support to the scan operation
CAMEL-19216: camel-kudu - add predicate support to the scan operation
CAMEL-19214: camel-hdfs - Add ShortWritable support to the HDFS component
CAMEL-19211: camel-sql - Make it possible to configure custom RowMapper
CAMEL-19210: camel-pulsar - Support for delayed delivery pulsar messages using deliverAt
CAMEL-19205: camel-plc4x - Make it easier to configure tags in endpoint
CAMEL-19197: camel-cxf-starter - Spring Boot starter for CXF should use -spring JARs
CAMEL-19193: Change default Micrometer meter names to follow Micrometer naming conventions
CAMEL-19187: camel-jbang - dependency list should use user configured version
CAMEL-19186: camel-core - Type function in simple language should use enum type instead of toString value
CAMEL-19185: Camel Spring Boot Example: Twitter-Salesforce: camel-salesforce-maven-plugin - make TLS version configurable via system properties
CAMEL-19180: Kafka Idempotent Repository does not give the user control over a randomized group id if the kafka broker requires the id to be in a specified form
CAMEL-19178: camel-common-http - Make HttpBinding more reusable
CAMEL-19177: camel-platform-http - Spring Boot implementation that use directly the HTTP server
CAMEL-19176: camel-platform-http - Add listener for added/removed http endpoints
CAMEL-19173: Splitting long uris in xml-io DSL doesn't work
CAMEL-19168: camel-micrometer-starter - Make it possible to capture static uri path as tag
CAMEL-19160: return null for CxfPayloadConverter fallback converter so that other fallback coverter can get a chance to try
CAMEL-19152: camel-azure - Add file client header and flush option
CAMEL-19145: camel-jbang - Add known alias for maven repos
CAMEL-19144: camel-catalog - Include information about existing Camel releases
CAMEL-19137: Favor CompositeMeterRegistry instances in Camel registry
CAMEL-19132: camel-core - Deprecate vm and direct-vm and remove in v4
CAMEL-19122: camel-jbang - Export java code with existing package name
CAMEL-19118: camel-health - Liveness check default false
CAMEL-19108: camel-jbang - Export with local JAR should include the JAR in lib folder and add as dependency
CAMEL-19104: camel-bean - Move parameter type matching to a new parameterTypes option
CAMEL-19101: Features for Camel-Micrometer
CAMEL-19087: camel-jbang - Trace to have pretty option
CAMEL-19017: camel-main - Tracing to output message headers
CAMEL-18923: Cannot update a routeconfiguration with a routeloader
CAMEL-18636: azure data lake component: authentication can not be configured using string properties
CAMEL-17032: camel-jdbc: investigate if resource usage can be improved
CAMEL-11767: camel-catalog-maven - Use real maven downloader (was: Maybe use shrinkwrap instead of gradle)

New Feature (18)

CAMEL-19280: camel-coap: support for coap observe (RFC-7641)
CAMEL-19270: camel-netty - Add support for Unix Domain Sockets
CAMEL-19236: camel-jbang - Command to send a message
CAMEL-19230: Optaplanner 9
CAMEL-19212: camel-groovy - provide a way to define global groovy variables
CAMEL-19209: camel-observation-starter - For Camel 4
CAMEL-19188: GraphQL component should support Exchange.HTTP_QUERY or custom headers
CAMEL-19183: camel-rest-openapi: Add an option to set the default content types used in the generated OpenAPI document
CAMEL-19143: Bindy - Add option to quote fields only when necessary
CAMEL-19128: camel-jbang - Version command
CAMEL-19120: camel-jbang - export configurable template
CAMEL-19050: DHIS2 Component
CAMEL-19023: Add support for Micrometer Observation
CAMEL-18904: camel-core - Add functions to simple language to create empty map/list/string/json
CAMEL-18625: Provide an option to pass specific AWS SAML Profile
CAMEL-18551: camel-salesforce: Add support for Salesforce Pub/Sub API
CAMEL-18508: camel-jbang - User config file
CAMEL-14248: Camel Route Test Coverage in JUnit5

Task (24)

CAMEL-19297: camel-consul - ppc64le arch support
CAMEL-19294: camel-test-infra-zookeeper: unable to use a custom Zookeeper container
CAMEL-19292: camel-core - Remove experimental LightweightCamelContext
CAMEL-19289: camel-sql - Add docs that SQL can use message body (simple language)
CAMEL-19248: Suspicious ignoring of a variable in CouchbaseConsumer
CAMEL-19240: camel-core - JVM uptime vs camel uptime
CAMEL-19233: Clean up code generation for <component>ApiCollection in camel-api-component-maven-plugin
CAMEL-19221: camel-as2 - Unused variable in EntityParser
CAMEL-19213: Camel DSL page documentation is missing groovy dsl
CAMEL-19203: Unused assignment in SyncPropertiesMojo
CAMEL-19202: Unused assignment in OnExceptionReifier
CAMEL-19201: Unused assignment in AdviceWithBuilder::maxDeep()
CAMEL-19200: Unused assignment in RouteControllerAction::getLast(Row r)
CAMEL-19194: Method HMACAccumulator::compareTo() always returns false
CAMEL-19192: Possible infinite recursion in JettyConfigurationBuilder
CAMEL-19189: camel-groovy - Adapt the code for native mode
CAMEL-19179: camel-jetty - Remove JettyHttpBinding which is not in use
CAMEL-19142: camel-spring-boot-example - Make it build with v4 M2
CAMEL-19139: camel-core - Add build time in MANIFEST.MF
CAMEL-19138: Maven 3.9.0 build fails with -Psourcecheck
CAMEL-19119: [Docs] Missing examples in Camel JDBC
CAMEL-19090: camel-core - Remove deprecated APIs
CAMEL-19062: Clean up Parent POM
CAMEL-18995: Upgrade to HttpComponents 5.x

Test (1)

CAMEL-19184: Camel-http: Upgrade to http 5.x broke test case using httpContext

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