Apache camel 2.23.0 Release

New and Noteworthy

Welcome to the Apache Camel 2.23.0 release which is a new minor release and resolved 262 issues including new features, improvements and bux fixes.

The following noteworthy bugs has been fixed:

Supported Java version

This version supports Java 8.

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>2.23.0</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 the camel-spring-boot-dependencies Bill of Materials (BOM):

<dependencyManagement>
  <dependencies>
    <dependency>
      <groupId>org.apache.camel.springboot</groupId>
      <artifactId>camel-spring-boot-dependencies</artifactId>
      <version>2.23.0</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-2.23.0-src.zip (Sources) PGP Signature, SHA512 Checksum

Git tag checkout

Release is tagged with camel-2.23.0 in the Git, to fetch it use:

git clone https://git-wip-us.apache.org/repos/asf/camel.git
cd camel
git checkout camel-2.23.0

Resolved issues

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

Bug (116)

CAMEL-13651
Rest DSL seems to duplicate the routes, therefore we can experience on having duplicated ids issues
CAMEL-12986
Salesforce streaming api breaks after access token expires and a timeout happens when re logging in.
CAMEL-12943
Rest DSL generates invalid swagger operation Id
CAMEL-12942
camel-dropbox: upload file does not work
CAMEL-12940
Dynamic doneFileName is not working with filename containing 2 dots
CAMEL-12933
Camel FTP regression: RemoteFile does not override populateHeaders method
CAMEL-12932
Camel-AHC-WS: Consumer parameters are not set
CAMEL-12929
error in camel-core/src/main/docs/rest-dsl.adoc
CAMEL-12926
null pointer exceptions accessing swagger url in blueprint projects
CAMEL-12916
camel-http4 - The sslContextParameters option should be documented on endpoint as well
CAMEL-12912
Action Request Converter is reseting ID on index request to header that is not set
CAMEL-12911
gzip Content-Encoding problems after upgrading to Jetty 9.4.12
CAMEL-12908
Cannot start route using rest dsl due to a mysterious duplicate routeId
CAMEL-12905
Camel context inconsistencies in Spring Cloud Environment
CAMEL-12900
Route contract validate does not throw validation exception when validation fails
CAMEL-12899
Handle LinkedIn Captcha redirects gracefully
CAMEL-12897
PGP Decryption in XML DSL not working
CAMEL-12893
Swagger REST DSL generator not honoring basePath
CAMEL-12891
camel-kubernetes getConfigMap does not use Namespace Header
CAMEL-12890
Camel Printer unable to print to the network printer
CAMEL-12888
The camel-maven-package-plugin issue wrong short java type
CAMEL-12883
WeaveByType not working for OnExceptionDefinition in camel 2.21.0
CAMEL-12882
Camel Jms headers missing if producer endpoint has transferExchange=true
CAMEL-12880
Atom consumer stops polling
CAMEL-12874
Camel-google-calendar-stream: Last update date must consider UpdatedMin field instead of TimeMin when used
CAMEL-12873
camel-servlet - Example for HttpRegistry no longer works throwing FinalModifierException
CAMEL-12870
make cxf consumer endpoints suspendable
CAMEL-12867
Camel-Slack: Must configure Consumer before using it.
CAMEL-12860
Camel-AWS IAM: The accessKey delete operation need to specify an AccessKey Id instead of a username
CAMEL-12852
Fix unstable test PubNubPresenceTest
CAMEL-12850
camel-ftp tries reconnects twice as much as maximumReconnectAttempts
CAMEL-12848
camel-sftp : on windows stepwise = true change directory fails to change directory
CAMEL-12844
splitter with grouping looses encoding property
CAMEL-12843
CamelContext Start command shouldn't start a Suspended context
CAMEL-12842
"-" dash is not a valid characters for keys in JMS headers
CAMEL-12838
Camel Twitter Send Direct Message Endpoint not working
CAMEL-12836
Type Converter Loader Exception: Elasticsearch-Rest cannot find any in package defined
CAMEL-12835
camel-json-validator - Potential issue with reading from streams
CAMEL-12831
Camel-zipkin: useFallbackServiceNames leaks passwords
CAMEL-12830
FTP producer stuck if timeout occurs just after connect
CAMEL-12829
An autocreated CXF Bus not shut down in CxfSpringEndpoint
CAMEL-12827
camel-http-common HttpSendDynamicAware setting port to -1 when port is not defined in uri
CAMEL-12826
Camel Grape component is missing documentation for some endpoints
CAMEL-12821
Fix MQTT URI param typo
CAMEL-12820
SQS: Malformed queue URL due to bad region parsing
CAMEL-12809
Threading issues with the throttler when using a correlation key
CAMEL-12807
Avoid to use endpoint attribute when MqttConnectOptions is declared once
CAMEL-12805
camel-restdsl-swagger-plugin doesn't convert integer default value to string
CAMEL-12787
Accept header is not respected anymore in CXFRS consumer when POST
CAMEL-12786
Option readLockLoggingLevel not working for SFTP changed read lock strategy
CAMEL-12785
ServletComponent ignores httpBinding option
CAMEL-12782
swagger-java - Provide more clear exception when model class is not visible to ClassResolver
CAMEL-12780
Regression in Camel Salesforce - consumer blocks producer in same route
CAMEL-12779
camel-spring-redis - When stopping consumer it should stop the message listener
CAMEL-12778
CamelCatalog - Should be JMX compliant
CAMEL-12775
Using StubComponent can block routes depending on MEP
CAMEL-12774
Error during type conversion from type: java.lang.String to the required type: org.elasticsearch.action.update.UpdateRequest
CAMEL-12769
Combination of File consumer with charset and Split DSL with XPath doesn't parse XML correctly
CAMEL-12762
camel-sjms - MessageProducer is not closed when using shared session
CAMEL-12758
SOAP request causing null namespace URI in SimpleNsStreamWriter camel-cxf/woodstox
CAMEL-12753
OPTIONS Http request on REST resource returns incorrect content of Allow header
CAMEL-12748
Netty4 and Restlet components should support SSLContextParameters
CAMEL-12746
Temporary reply queues being created with main endpoint autoAck setting
CAMEL-12745
NullPointerException in APT IOHelper
CAMEL-12744
Restlet when used as client doesn't use the configured SSL properties
CAMEL-12741
SjmsMessage should set Exchange in copyFrom
CAMEL-12740
Olingo4Component creates and ignores HttpAsyncClientBuilder
CAMEL-12739
TypeConverters are not registered to all contexts
CAMEL-12733
camel-sftp : stepwise=false is not working on windows
CAMEL-12732
Kafka manual commit to file repository doesn't work properly (using Spring boot)
CAMEL-12728
Configured SSL Context on Undertow component not honored by camel-rest-swagger
CAMEL-12727
java.util.ConcurrentModificationException at org.apache.camel.impl.DefaultExchange.createProperties(DefaultExchange.java:550) in 2.20.1
CAMEL-12726
FindBugs warnings: Invocation of toString on an array
CAMEL-12725
[ERROR] /sobject-pojo-optional.vm: Encountered "(" at line 64, column 8.
CAMEL-12724
Simple SFTP-to-File integration with charset options fails
CAMEL-12720
Krati implementation does not work properly persistence after put operation.
CAMEL-12713
relative paths can remove scheme from xslt URI
CAMEL-12709
UseOriginalAggregationStrategy in outer loops
CAMEL-12705
Optimising toD via SendDynamicAware component removes the 3rd octet from IP address
CAMEL-12703
Support JSON as a ContentType for JobInfo
CAMEL-12701
servicenow: meta data serivce ignores tables without parent when retrieving table list
CAMEL-12690
Annotation processors used in build should error out
CAMEL-12689
EndpointRegistry, TransformerRegistry and ValidatorRegistry use wrong generics
CAMEL-12685
relative references for nested xslt inclusions don't get resolved
CAMEL-12681
BreadcrumbId not required for aws-sqs aws-sns endpoints
CAMEL-12680
Fix syntax for micrometer endpoint
CAMEL-12659
MllpTcpServerConsumer logging failure to set HL7 headers even when setting HL7 headers is disabled
CAMEL-12656
camel-zipkin - Root Span Id is not reported if the route calls multiple route
CAMEL-12654
RabbitMQ Headers - Headers with null value are skipped.
CAMEL-12648
ExchangeSentEvent not fired if no EventNotifier is accepting ExchangeSendingEvent
CAMEL-12647
Problem in setting region for camel AWS-SQS endpoint
CAMEL-12638
DefaultFluentProducerTemplate is not thread safe
CAMEL-12637
XmlConverter can't transform StAXSource when external xalan lib available
CAMEL-12635
Potential NPE in CamelEndpointDetails.hashCode method
CAMEL-12630
Better attachment handling in camel-mail component
CAMEL-12626
Camel Tracing is not working for route with redelivery strategy
CAMEL-12624
ActiveMQ Artemis AMQP integration issue with topic prefix hardcode
CAMEL-12621
Rest DSL with Jetty9|netty4-http components returns 404 instead of 405, when http method is not supported
CAMEL-12613
Camel file endpoint loses modification date and length information when preMove is used
CAMEL-12610
Camel bean component invokes cached instance of bean (that impl processor) in Registry
CAMEL-12607
When using Tokenizer skipFirst - java.util.NoSuchElementException if only one element
CAMEL-12603
Thread stuck in re-delivery loop after interrupting it
CAMEL-12594
Rest Producer - Query Parameters : Wrong query parameter name is used when header substitution is performed
CAMEL-12593
Source and javadoc jars not published to snapshot maven repository
CAMEL-12590
Type converter confusion when camel-cxf and camel-mail are in same classpath
CAMEL-12589
Surviving Header AGGREGATION_COMPLETE_ALL_GROUPS_INCLUSIVE affects following aggregations
CAMEL-12575
camel-cxfrs: NPE on GET request with Content-Type header
CAMEL-12571
Seda component forgets URI setting when duplicates are present
CAMEL-12565
outputTypeWithValidate (or inputTypeWithValidate) + validator()... doesn't work as expected
CAMEL-12548
NullPointerException in camel-cmis when using wrong credentials
CAMEL-12525
camel-kafka component commits the offset as soon as it is retrieved
CAMEL-12484
Camel-salesforce component does not try to reconnect on specific error
CAMEL-12414
Empty/null response from netty4-http template producer
CAMEL-12410
No type converter from java.lang.String to java.math.BigInteger required for firstIndex
CAMEL-12229
Some RabbitMQ channels are never started when target queue doesn't exist during component startup
CAMEL-12087
camel-core: WARN No CamelContext defined yet so cannot inject into bean

Improvement (75)

CAMEL-12931
Upgrade jBPM component to use 7 series with consumer capability to react to produced events by jBPM
CAMEL-12924
Camel-Elasticsearch-rest: Use not deprecated methods after the client upgrade
CAMEL-12922
camel-JGroups "Keeping singleton route within the cluster" documentation outdated
CAMEL-12921
Camel-AWS SQS: Add an option to create a SQS delay queue
CAMEL-12903
camel-core : add service definition header to service call
CAMEL-12878
camel-jpa: Allow for passing named-query parameters via message header and/or body
CAMEL-12869
ReplyTo destination must match endpoint type (topic or queue) that the message is sent on
CAMEL-12865
camel-restdsl-swagger-plugin - Allow for specifying apiContextPath
CAMEL-12833
Do CDI CamelContext creation with an apporpriate TCCL
CAMEL-12832
Improve Camel CDI context XML resource loading
CAMEL-12813
Camel-netty4: Add DEBUG log when codecs does not apply to the provided content
CAMEL-12806
Camel-Slack: Add a check on the messages list while consuming
CAMEL-12771
Do not use deprecated methods on ObjectHelper
CAMEL-12770
Allow endpoints to migrate from the dynamic to the static map in the endpoint registry
CAMEL-12768
Upgrade camel-dozer to dozer v6.4.1
CAMEL-12763
Improve the logic to related the consumer to the producer in the direct component
CAMEL-12761
Upgrade to JUnit 4
CAMEL-12756
`@ConditionalOnProperty` target property with no metadata
CAMEL-12751
http producer - Ignore content length header
CAMEL-12749
MultiSearchRequest in elasticsearch rest plugin
CAMEL-12735
XmlRouteParser does not handle usage of xml namespace prefix for camel
CAMEL-12729
Align Swagger and Rest DSL implementation for camel-example-spring-boot-rest-* examples
CAMEL-12717
Upgrade camel-dozer to dozer v6.4.0
CAMEL-12714
support handlers in cxf payload data format without SEI
CAMEL-12711
SFTP: Cannot specify bind address of local network interface
CAMEL-12710
Projects depending upon java-hamcrest have different versions of some classes on the classpath
CAMEL-12707
Docker integration test profiles should respect the skipTests property
CAMEL-12704
Include all IDE Toolings in http://camel.apache.org/tools.html
CAMEL-12702
camel-spring-boot - Improve its auto configuration docs
CAMEL-12699
Unable to combine retry with Hystrix circuit breaker
CAMEL-12698
Unmarshaling a CSV file with the NEL (next line) character will cause Bindy to misread the entire file
CAMEL-12697
Add hapi-structures-v21 to camel-parent
CAMEL-12696
Update dozer docs
CAMEL-12693
Upgrade camel-dozer to dozer v6.3.0
CAMEL-12692
Add camel-as2 to camel-parent POM
CAMEL-12691
Allow configuration of org.xml.sax.ErrorHandler on DocumentBuilders used in Camel
CAMEL-12688
Improve Camel startup performances
CAMEL-12687
camel-itest-spring-boot : update shrinkwrap & arquillian versions with changes in ArquillianPackager
CAMEL-12682
Custom ApplicationContextRegistry extension NOT discovered
CAMEL-12679
ensure camel-xmlsecurity can try key directly to decrypt message
CAMEL-12675
Camel-Nats: Add a way to provide a connection to Nats server already instantiated
CAMEL-12674
Update sshd-version
CAMEL-12673
enable to configure passPhrase of XMLSecurityDataFormat as byte[]
CAMEL-12670
Camel-Nats: add authentication examples
CAMEL-12669
Camel-Nats: add new client options available with client 2.x
CAMEL-12667
camel-spring-boot - Turn of options with @NestedConfigurationProperty in generated auto configuration source
CAMEL-12661
Spring Boot auto configuration - NestedConfigurationProperty should only be for known Camel types
CAMEL-12660
Spring Boot configuration documentation should be polished
CAMEL-12653
JaxbDataFormat.unmarshal should use passed Exchange when converting given InputStream into XMLStreamReader
CAMEL-12650
Log messages that do not match with their method function
CAMEL-12646
camel-spring-boot - Auto configuration of complex types should be more tooling friendly
CAMEL-12645
camel-jdbc - Allow to use default datasource from spring-boot
CAMEL-12643
camel-rabbitmq - Inadequate information for handling catch clauses
CAMEL-12641
Aws-sns and aws-sqs components not accepting Date type message attributes
CAMEL-12640
tooling - Provide character position in validation result
CAMEL-12639
tooling - Provide line numbers for CamelEndpointDetails for java dsl
CAMEL-12636
camel-jmx - Should use a thread pool for routing notifications
CAMEL-12634
Automate Artmemis download and config for camel-example-artemis-*
CAMEL-12633
camel-jmx - Add support for monitoring boolean attribute changes
CAMEL-12631
SFTP: Socket timeout overwrites Server Alive Interval
CAMEL-12628
[doc] camel-hawtdb documentation should be updated
CAMEL-12627
Use Spring Boot autoconfigure-processor to optimize auto-configurations
CAMEL-12622
camel-ssh - Potential NullPointerException due to unboxing if channel.getExitStatus() is null
CAMEL-12609
DefaultExchangeFormatter: Make it easy to override the header and property formatting
CAMEL-12597
camel-servlet - Add whitelist for accepted file types
CAMEL-12587
camel-zipkin-starter fails mapping service names
CAMEL-12554
camel-geocoder - Use new API
CAMEL-12546
rest-dsl - Allow to configure rest configuration via spring boot auto configuration
CAMEL-12520
FluentProducerTemplate.withExchange() does not seem to send exchange
CAMEL-12519
camel-snmp - add treeList option of given PDU has child elements but will be resulted as list
CAMEL-12320
camel-restlet - Should match better on uri pattern and return 404 for invalid urls
CAMEL-12114
Have XmlLineNumberParser respecting namespace uri
CAMEL-11783
Updates to http://camel.apache.org/rest-dsl.html
CAMEL-11687
Camel-spring-boot documentation should also cover testing
CAMEL-11327
Improve Salesforce streaming consumer shutdown

New Feature (31)

CAMEL-12950
Create a Camel Google Sheets component
CAMEL-12925
Camel-Slack: Consumer must be able to use a different server than the default one
CAMEL-12917
Camel-NSQ: Add Karaf feature
CAMEL-12884
Camel-AWS Lambda: Add support for event source mapping
CAMEL-12859
Camel-AWS: Add more operations to the AWS IAM producer
CAMEL-12855
camel-swagger-java not honoring the x-forwarded-[host,proto,prefix] headers.
CAMEL-12847
IntrospectionSupport - Allow to use dash style naming
CAMEL-12846
Allow customization of REST API documentation Content-Type
CAMEL-12841
camel-restdsl-swagger:generate - Add restConfiguration with common defaults
CAMEL-12828
camel-restdsl-swagger:generate - Add option to generate dto objects
CAMEL-12824
camel-route-parser - Add parser for rest-dsl
CAMEL-12822
camel-http4 - Expose connection pool stats in JMX
CAMEL-12810
[IPFS] Add initial support for IPFS
CAMEL-12784
Create a Camel-google-calendar-stream component
CAMEL-12747
Camel-Slack: Add consumer
CAMEL-12734
camel-sql - Add support for basic dynamic query parameters in consumer
CAMEL-12721
camel-zipkin - Add support for easy enabling of logging integration
CAMEL-12666
Create push tag operation
CAMEL-12651
Allow to override serializing and deserializing default mechanism for kafka headers
CAMEL-12649
Upgrade Braintree SDK to 2.83.1 and Expose Transaction Fees API
CAMEL-12644
Generate documentation for Spring Boot starters
CAMEL-12642
No support for http4 feature authenticationPreemptive in pollEnrich
CAMEL-12629
came-ssh - add support for Channel.CHANNEL_SHELL command execution
CAMEL-12625
Create FHIR Camel component with example
CAMEL-12238
Camel-AWS: Create an IAM component
CAMEL-12170
[XChange] Add initial support for account management
CAMEL-12109
camel-zipkin - Generate tracing identifiers on exchange begin if they do not exist
CAMEL-11803
Add Support for Salesforce Platform Events
CAMEL-11158
Camel-Kubernetes: Add support for Job resources
CAMEL-6840
Allow Throttler EIP to specify SLA per client/correlated-group
CAMEL-5558
Add fileExist option to write file with a new name in case file already exists

Sub-task (5)

CAMEL-12663
camel-api-component-maven-plugin unable to parse Java 11 style Javadoc
CAMEL-12616
Disable or remove camel-example-ceylon
CAMEL-12615
tools.jar missing in Java 9+ needed by camel-chronicle-starter
CAMEL-12614
Missing javax.xml.bind.DatatypeConverter in camel-asn1 on Java 9+
CAMEL-10968
camel-cxf tests fails on Java 9

Task (33)

CAMEL-12902
<qpid-bundle-version> is no longer needed and is confusing
CAMEL-12886
Various asynchronous engine issues
CAMEL-12881
Fix the camel-infinispan integration test
CAMEL-12849
Camel-AWS MQ: Add a describeBroker operation to the producer side
CAMEL-12816
Checkstyle issues in components
CAMEL-12802
Camel-google-mail, Camel-google-mail-stream: Add Google Mail verifier Extension
CAMEL-12781
Published Async Documentation is missing code samples
CAMEL-12777
Checkstyle issues
CAMEL-12760
deprecate camel-xmlrpc
CAMEL-12759
Misleading documentation for Netty components
CAMEL-12757
add camel-jclouds-starter
CAMEL-12755
Upgrade Infinispan
CAMEL-12754
Upgrade Apache Ignite
CAMEL-12752
Upgrade jetty to 9.4.11
CAMEL-12743
Some @link javadoc notations not handled well in auto-generated adocs
CAMEL-12742
Upgrade maven wrapper to 0.4.2
CAMEL-12736
Create FHIR authorization and transaction quickstart
CAMEL-12731
FindBugs warnings: Array formatted in useless way using format string
CAMEL-12730
FindBugs warnings: Suspicious reference comparison
CAMEL-12716
Some spring-boot-starters generated have wrong component name in their javadoc documentation
CAMEL-12715
camel-script - Upgrade to Groovy 2.5.1 and check camel-itest-karaf and feature.
CAMEL-12706
camel-as2 - Missing documentation for some options
CAMEL-12700
Checkstyle issues in camel-core
CAMEL-12677
Create FHIR spring boot quickstart
CAMEL-12664
Camel-Nats: Bump to version 2.0.0 of Jnats
CAMEL-12658
camel-weather: Freegeoip service is no longer avaiable, we need to switch to apilayer IPstack
CAMEL-12632
Pass CXF service class to EndpointInfo
CAMEL-12612
Camel-RabbitMQ: Add support for Exclusive Consumer
CAMEL-12611
Deprecate camel-mongodb
CAMEL-12583
Camel-Kubernetes: Add an HPA component
CAMEL-12549
Upgrade to Groovy 2.5
CAMEL-12479
Remove support for XML format in for Salesforce limits API
CAMEL-11325
Upgrade to Apache Spark 2.x

Test (3)

CAMEL-12918
Camel-NSQ: Add Karaf and Spring Boot Integration tests
CAMEL-12914
camel-rest-swagger - Unit test fails after jetty upgrade
CAMEL-12853
camel-sftp: SftpConsumerDisconnectTest.testConsumeDelete almost always fail

Wish (1)

CAMEL-12486
Placeholders are not resolved in Simple language while using resource: prefix

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