[CAMEL-14267] Conversion fails with NullPointerException when the body is null at the end of a route and an outputType is set

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.24.2
• Fix Version/s: 2.24.3, 3.0.1, 2.25.0, 3.1.0
• Component/s: camel-core
• Estimated Complexity: Novice
• Assignee: Unassigned
• Reporter: Fabien Taysse
• Created: 06/Dec/19 14:27
• Updated: 10/Dec/19 04:38
• Resolved: 10/Dec/19 04:38

Description

NullPointerException thrown if the body is null at the end of a route and an outputType is set.

Sample code:

from("timer:foo?repeatCount=1")
   .setBody().constant("42")
   .to("direct:sub");
from("direct:sub")
   .inputType(String.class)
   .outputType(Integer.class)
   .setBody().constant(null);

Thrown exception:

java.lang.NullPointerException: nulljava.lang.NullPointerException: null at org.apache.camel.processor.ContractAdvice.convertIfRequired(ContractAdvice.java:149) ~[camel-core-2.24.2.jar:2.24.2] at org.apache.camel.processor.ContractAdvice.doTransform(ContractAdvice.java:124) ~[camel-core-2.24.2.jar:2.24.2] at org.apache.camel.processor.ContractAdvice.after(ContractAdvice.java:103) ~[camel-core-2.24.2.jar:2.24.2] at org.apache.camel.processor.CamelInternalProcessor$InternalCallback.done(CamelInternalProcessor.java:251) ~[camel-core-2.24.2.jar:2.24.2] at org.apache.camel.processor.CamelInternalProcessor$InternalCallback.done(CamelInternalProcessor.java:262) ~[camel-core-2.24.2.jar:2.24.2] at org.apache.camel.processor.RedeliveryErrorHandler.process(RedeliveryErrorHandler.java:579) ~[camel-core-2.24.2.jar:2.24.2] at org.apache.camel.processor.CamelInternalProcessor.process(CamelInternalProcessor.java:201) [camel-core-2.24.2.jar:2.24.2] at org.apache.camel.processor.CamelInternalProcessor.process(CamelInternalProcessor.java:201) [camel-core-2.24.2.jar:2.24.2] at org.apache.camel.component.direct.DirectProducer.process(DirectProducer.java:76) ~[camel-core-2.24.2.jar:2.24.2] at org.apache.camel.processor.SendProcessor.process(SendProcessor.java:148) ~[camel-core-2.24.2.jar:2.24.2] at org.apache.camel.processor.RedeliveryErrorHandler.process(RedeliveryErrorHandler.java:548) ~[camel-core-2.24.2.jar:2.24.2] at org.apache.camel.processor.CamelInternalProcessor.process(CamelInternalProcessor.java:201) [camel-core-2.24.2.jar:2.24.2] at org.apache.camel.processor.Pipeline.process(Pipeline.java:138) ~[camel-core-2.24.2.jar:2.24.2] at org.apache.camel.processor.Pipeline.process(Pipeline.java:101) ~[camel-core-2.24.2.jar:2.24.2] at org.apache.camel.processor.CamelInternalProcessor.process(CamelInternalProcessor.java:201) [camel-core-2.24.2.jar:2.24.2] at org.apache.camel.component.timer.TimerConsumer.sendTimerExchange(TimerConsumer.java:197) [camel-core-2.24.2.jar:2.24.2] at org.apache.camel.component.timer.TimerConsumer$1.run(TimerConsumer.java:79) [camel-core-2.24.2.jar:2.24.2] at java.util.TimerThread.mainLoop(Timer.java:555) [na:1.8.0_66] at java.util.TimerThread.run(Timer.java:505) [na:1.8.0_66]

 

Issue Links

• links to: GitHub Pull Request #3393
• links to: GitHub Pull Request #3396