Apache camel 4.7.0 Release

New and Noteworthy

This release is the new Camel 4.7.0 release.

Supported Java version

This version supports Java 17 and 21.

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>4.7.0</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>4.7.0</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-4.7.0-src.zip (Sources)	PGP Signature, SHA512 Checksum
apache-camel-4.7.0-sbom.xml (SBOM, CycloneDX XML)	PGP Signature, SHA512 Checksum
apache-camel-4.7.0-sbom.json (SBOM, CycloneDX JSON)	PGP Signature, SHA512 Checksum

Download

Signature and checksum

apache-camel-4.7.0-src.zip (Sources)

PGP Signature, SHA512 Checksum

apache-camel-4.7.0-sbom.xml (SBOM, CycloneDX XML)

PGP Signature, SHA512 Checksum

apache-camel-4.7.0-sbom.json (SBOM, CycloneDX JSON)

PGP Signature, SHA512 Checksum

Git tag checkout

Release is tagged with camel-4.7.0 in the Git, to fetch it use:

git clone https://git-wip-us.apache.org/repos/asf/camel.git
cd camel
git checkout camel-4.7.0

Resolved issues

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

Bug (57)

CAMEL-20965: InputStreamCache is not thread-safe
CAMEL-20949: camel-bean - Method parameters with both type and property placeholder does not work
CAMEL-20946: Generated Quarkus project from JBang is not working with Camel Debug
CAMEL-20939: camel-jbang - unable to load profile
CAMEL-20932: camel-core - Error handler redelivery options should support template parameters for route templates
CAMEL-20929: camel-core - Properties component with ignore missing property should also ignore from functions
CAMEL-20921: Route configuration is not loaded on a Camel application XML file
CAMEL-20920: RouteLoader: Can't load a valid route with the same location after a previous load error
CAMEL-20911: Maven build failure for Camel JBang exported Quarkus app
CAMEL-20906: NPE in RouteWatcherReloadStrategy.onRouteReload(RouteWatcherReloadStrategy.java:300)
CAMEL-20890: Use Step ID's in routeTemplate
CAMEL-20889: camel-core: Stream is not reset when Message.getBody(class) is invoked ans stream caching is enabled
CAMEL-20887: generated PojoBeanModel is missing the artifact
CAMEL-20877: camel-jbang ignores jib-maven-plugin-version
CAMEL-20873: camel-platform-http-vertx: Responses may not complete if exceptions are thrown in VertxPlatformHttpSupport.writeResponse
CAMEL-20866: SEDA with exchangepattern InOnly gives sometimes multiple responses
CAMEL-20864: camel-kafka - With confluent schema registry does not work properly.
CAMEL-20863: camel-langchain4j-chat: NPE if only producer is used
CAMEL-20859: camel-jbang - Transforming a yaml route to xml specifying a folder is generating a yaml file
CAMEL-20853: Rest DSL - Rest routes can not be grouped anymore
CAMEL-20850: LRUCache evicts entries unexpectedly
CAMEL-20847: camel-jbang - Run with jolokia enabled does not work
CAMEL-20841: DataSonnet expressions are removed under memory load
CAMEL-20840: Cannot cast ResumeActionAwareAdapter to KinesisResumeAdapter
CAMEL-20839: camel-jbang - Run with openapi in sub folder does not work
CAMEL-20835: OOM using RecipientList
CAMEL-20834: camel-salesforce - A NullPointException in SubscriptionHelper.subscribe() interrupts platform-event subscription
CAMEL-20823: camel-smb component polling doesn't account for directories
CAMEL-20820: camel-core - Duplicate JMX MBean operation for resource endpoints
CAMEL-20819: camel-jbang - Reload mode with supervising route controller does not reload routes
CAMEL-20818: camel-yaml-dsl - errorHandler does not have id field as all other YAML elements
CAMEL-20816: Camel-JBang: Export to quarkus does not honor quarkusGroupId setting
CAMEL-20815: exchange.getVariable does not get Global variables in custom processor
CAMEL-20812: camel-netty-http: hostnameVerification option not used
CAMEL-20799: camel-catalog - Model schema for setHeaders and setVariables does not include array of element
CAMEL-20790: kafka batching consumer polls randomly failing with NPE under load
CAMEL-20783: camel export --runtime=quarkus does not work with custom camel.jbang.quarkusVersion
CAMEL-20778: Intercept created using AdviceWithRouteBuilder causes issues with error handling (regression)
CAMEL-20771: camel-jbang - Does not hot-reload java source changes
CAMEL-20769: camel-jms: TemporaryReplyQueueExceptionListener may be causing an endless lock
CAMEL-20768: camel-spring-redis - SpringRedisIdempotentRepository flushes DB on start
CAMEL-20767: camel-spring-redis - Creating SpringRedisIdempotentRepository via SB should be possible
CAMEL-20763: Rest template with underscore fails after Camel 4.2.0
CAMEL-20761: camel-debug - Message history must be enabled
CAMEL-20758: camel-spring-boot - Debugger is created twice
CAMEL-20752: camel-saga - NPE in compesating
CAMEL-20750: camel-yaml-dsl - Rest DSL with enableCORS does not work
CAMEL-20746: Bean deserialisation from YAML displays message displays wrong nodeType
CAMEL-20738: camel-jasypt-starter - PropertiesParser cannot be redefined
CAMEL-20660: camel-azure-servicebus: Consumer fails to acknowledge messages
CAMEL-20493: camel-core: concurrency issue copying headers
CAMEL-18821: camel-core - Thread hangs on transacted routes after aggregation and multiplex (possibly more)
CAMEL-18384: Split/Aggregation parallelProcessing+parallelAggregate is sequential
CAMEL-17829: camel-as2 - issue in MDN response condition
CAMEL-17110: Camel-Kamelets: While using AWS S3 source noticed files were deleted before being consumed at all
CAMEL-16829: camel-core - Stuck processing with nested parallel splits and custom thread pool
CAMEL-15903: Master component do not retry endpoint startup on failure

Dependency upgrade (7)

CAMEL-20941: camel-parquest-avro - Should include needed hadoop JARs
CAMEL-20830: camel-jetty - Upgrading causes SSL tests to fail
CAMEL-20800: camel-couchdb: gson upgrade to 2.11.0 breaks the component
CAMEL-20788: Use another protobuf-maven-plugin
CAMEL-20779: camel-spring-boot - Upgrade to SB 3.3.0
CAMEL-20600: camel-activemq - Upgrade to ActiveMQ classic 6.x or create camel-activemq6
CAMEL-20304: Upgrade dizitart nitrite to 4+

Improvement (81)

CAMEL-20948: camel-util-json doesn't handle streaming correctly
CAMEL-20945: camel-jbang - Run java route without need for class wrapper
CAMEL-20944: camel-jbang - Generate plugin should validate file exists
CAMEL-20934: camel-seda - Sending to consumers should use callback for completion work
CAMEL-20933: rest-dsl - Add option to configure stream cache per route
CAMEL-20931: camel-core - Add substring function to simple languge
CAMEL-20930: camel-core - Bean DSL dev console
CAMEL-20928: camel-jbang - Export beans with ENV variable properties should silent ignore ENV missing
CAMEL-20926: camel-core - Add fromRouteId function to simple language
CAMEL-20924: camel-http - Add oauth2scope parameter
CAMEL-20922: Camel-crypto: Extract PGPdataFormat to another component
CAMEL-20903: camel-jbang - Only load custom plugin if in use
CAMEL-20902: camel-jbang - Running with older version causes plugin download problems
CAMEL-20901: camel-arangodb: Add the option to provide a custom Vertx instance
CAMEL-20900: camel-jbang-plugin-k add --integration-profile flag on run command
CAMEL-20898: camel-core - Deep copy of route templates
CAMEL-20897: camel-core - Allow to use $simple{xxx} inside RAW(xxx) for more power
CAMEL-20895: camel-djl - The image classification predictors should not round the resulted probabilities
CAMEL-20892: Misleading error message when Kamelet misses mandatory field value
CAMEL-20891: Improve the catalog documentation for Processor's Ref attribute.
CAMEL-20881: camel-core - Log should not need to create DefaultPollingConsumerPollStrategy
CAMEL-20879: camel-core - Unique exchange counter
CAMEL-20868: camel-aws-xray-starter
CAMEL-20865: camel-elasticsearch-rest-client: Add usage details to component documentation
CAMEL-20861: Add endpoint service location to default tracing
CAMEL-20860: camel-core - Endpoint should have isRemote method
CAMEL-20857: Keep all extensions of filename when transforming routes from folder with Camel Jbang
CAMEL-20856: camel-jbang - Do not write pid file if PID_IS_UNDEFINED
CAMEL-20852: Allow empty files within ZipAggregationStrategy
CAMEL-20851: camel-elasticsearch-rest-client: Sniffer should be closed on producer stop
CAMEL-20849: Move TransformerKey and ValidatorKey to the SPI
CAMEL-20848: camel-jbang - Export should only jib if no jkube is in use
CAMEL-20846: camel-elasticsearch-rest-client: Add component options
CAMEL-20845: camel-core - Simple language to make it easy to replace texts
CAMEL-20842: Add endpoint service location to backlog tracing
CAMEL-20836: camel-qdrant: Add support for deleting a collection
CAMEL-20833: Add recursive option to camel-smb
CAMEL-20832: camel-openapi-java - Validate message body for json using a json schema valdaitor
CAMEL-20829: Streamline ServicePool synchronization
CAMEL-20828: camel-platform-http - Allow to known if platform engine is in use or not without triggering creation
CAMEL-20824: camel-core - Backlog tracer should include internal exchange properties
CAMEL-20821: camel-opentelemetry - Add traceProcessors boolean option
CAMEL-20810: camel-jbang - Add camel get platform-http command
CAMEL-20808: camel-etcd - Setting endpoint should be tooling friendly
CAMEL-20804: camel-cloud - Deprecate camel-cloud
CAMEL-20803: camel-spring-rabbitmq - Configuring maximumRetryAttempts should accept 0
CAMEL-20798: camel-tracing - Add servername to more decorators
CAMEL-20795: camel-nats - NATS Credential file support
CAMEL-20794: Camel-kinesis: Kinesis producer has a very low throughtput
CAMEL-20789: camel-kubernetes - Secrets and Config Maps with binay content should be saved as binary file, instead of String in property resolver
CAMEL-20787: Camel-kinesis: Kinesis consumer set body type InputStream, which is not a common record type
CAMEL-20776: Camel-kinesis: Listing shard before every record request will increase extra latency
CAMEL-20775: camel-hashicorp-vault - configure multiple engines
CAMEL-20773: camel-health - Consumer health checks should be skipped for non autoStartup routes
CAMEL-20766: camel-core - Running in dev mode should turn on JMX updateRouteEnabled
CAMEL-20762: camel-core - Move detection of camel-debug JAR to camel-main
CAMEL-20760: camel-core - Allow to turn on|off RMI connector for tooling based debuggers
CAMEL-20759: camel-as2 update client to support compression before signing
CAMEL-20757: camel-debug - Use the lightweight xml-io for route dumper
CAMEL-20755: camel-kamelet - Default location should be without leading slash for classpath
CAMEL-20749: camel-core - ThrottlingExceptionRoutePolicy should have default values
CAMEL-20748: camel-core - Route policy should have Route injected if RouteAware
CAMEL-20747: Remove usage of deprecated Spring Security classes for route policies
CAMEL-20745: camel-core-dsl - Add support for constructors to lookup beans
CAMEL-20743: camel-model - Load Balancer EIPs to be named with LoadBalancer to be consistent in naming style
CAMEL-20645: camel-jbang-plugin-k run command telemetry trait parameters ignored
CAMEL-20608: camel-jbang - Improve the docker image
CAMEL-20586: camel-jbang - Export to CSB can use camel.main.xxx properties
CAMEL-20547: camel-openapi-rest-dsl-generator - Migrate from apicurio models to openapi3 models
CAMEL-20500: camel-jbang - Move generate commands to its own plugin
CAMEL-20439: camel-cloudevents - Move API to camel-api
CAMEL-20407: camel-datasonnet - Add support for variables
CAMEL-20244: camel-core - Supervising route controller should default be DOWN during restarting and exhaust phase
CAMEL-19915: Camel AS2 doesn't support compressed before signed
CAMEL-19897: camel-core: remove isStatisticsEnabled from type converter statistics
CAMEL-19398: camel-core: type converter performs slowly due to exception-based flow control
CAMEL-19010: file component: confirm not called on idempotentRepository
CAMEL-18962: camel-as2 - AS2Consumer always accepts unencrpted/unsigned data
CAMEL-18186: camel-saga: tracing information is not propagate on compensation/completion
CAMEL-17502: add documentation about event notifier
CAMEL-17111: Camel-AWS2-S3: Supporting Consumer idempotency in some way

New Feature (17)

CAMEL-20909: Camel-Aws-Kinesis: Support KCL Consumers
CAMEL-20905: camel-djl - Support more model applications
CAMEL-20878: camel-jbang - get rest
CAMEL-20827: Add endpoint service location to aws, azure and google components
CAMEL-20825: camel-rest - Contract first for api-doc should include the spec
CAMEL-20822: camel-langchain4j-chat - implement tool capabilities
CAMEL-20754: Support MQTT5 Publish Properties in Paho-MQTT5 component
CAMEL-20739: Camel-Pinecone: Add a datatype for transforming langchain embeddings in Pinecone objects
CAMEL-20728: camel-aws2s3 Stream Producer should support multipart loading
CAMEL-20725: Camel-Pinecone: Add more producer operations
CAMEL-20679: camel-smb: create a producer for the component
CAMEL-20617: camel-rest - Add RestRegistryConsole
CAMEL-20573: Camel-Milvus: Evaluating if creating a converter like qdrant component makes sense
CAMEL-20217: Provide option to create a Pipe file through Camel Jbang init
CAMEL-20216: Provide documentation on option to create a kamelet file through Camel Jbang init
CAMEL-19985: camel-smooks - Add component for Smooks for EDI data mapping
CAMEL-18546: camel-core - HostedService - To mark a consumer as a Camel hosted service

Sub-task (7)

CAMEL-20916: Camel-AWS-Kinesis: KCL Consumers, add documentation
CAMEL-20914: Camel-AWS-Kinesis: KCL Consumers add an example
CAMEL-20913: Camel-AWS-Kinesis: KCL Consumers, add support for profile/default/session credentials for Cloudwatch and DynamoDB clients
CAMEL-20912: Camel-AWS-Kinesis: KCL Consumers add parameters for passing Cloudwatch and DynamoDB Clients
CAMEL-20764: Camel-AWS-Bedrock: Support Amazon Titan Text G1 Premier model
CAMEL-20222: Provide documentation on option to create kamelet on Camel website
CAMEL-20221: Provide documentation on option to create kamelet in CLI help

Task (26)

CAMEL-20917: camel-jbang: Camel Jbang is unable to load external plugins
CAMEL-20893: camel-jms: simplify JmsRouteRequestReplyTest
CAMEL-20885: Deprecate kotlin
CAMEL-20884: Improve performance of Camel Package Maven plugin
CAMEL-20880: Move AI related component to camel-ai middle folder
CAMEL-20843: camel-test: extract interface and common parts from CamelTestSupport
CAMEL-20826: The camel-package-maven-plugin:generate mvn goal does not produce reproducible jandex.idx files
CAMEL-20813: camel-infinispan: tests should use singleton containers
CAMEL-20792: camel-jpa: upgrade to OpenJPA 4 breaks the tests
CAMEL-20785: camel-test: CamelTestSupport has become inadequatedly designed
CAMEL-20782: camel-test-infra-mongodb: MongoDB 5 requires hosts with AVX
CAMEL-20777: Intercept Java DSL is not supported on the route scope
CAMEL-20751: camel-spring-xml - Add back <camel> to XSD
CAMEL-20722: camel-kafka: reduce KafkaBreakOnFirstError tests are too unreliable for CIs
CAMEL-20680: camel-kafka: reduce KafkaBreakOnFirstErrorSeekIssueIT test duration
CAMEL-20648: Example for spring-boot-infinispan should update infinispan
CAMEL-20634: Create a centralized variable for the header name CamelLangChain4jEmbeddingsVector
CAMEL-20585: Camel-package-maven-plugin: generates test configurers in non-tests artifacts
CAMEL-20414: Add CloudEvent Transformers to cloud oriented component
CAMEL-20309: olingo2 build error using `/component-test` on CI
CAMEL-19659: camel-fhir: slow tests
CAMEL-19546: camel-tarfile: replace Thread.sleep in tests
CAMEL-19544: camel-sql: replace Thread.sleep in tests
CAMEL-19523: camel-iec60870: replace Thread.sleep in tests
CAMEL-19228: camel-couchbase: Integration tests are unstable with Couchbase 7
CAMEL-16364: Camel-tracing: Add more decorators

Test (3)

CAMEL-20943: camel-jbang - Add openapi generate integration test
CAMEL-20215: camel-mllp - MllpTcpServerConsumerOptionalEndOfDataWithValidationTest.testMessageWithoutEndOfDataByte is failing on JDK21
CAMEL-19639: camel-etc3 - Etcd3RoutePolicyIT is failing

Wish (1)

CAMEL-20894: EventNotifier: Not all steps are triggered as events

Keys

You can verify your download by following these procedures and using these KEYS.