[SCB-1795] when use query object, sdk don't support fluent setter

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: java-chassis-2.0.1
• Component/s: Java-Chassis
• Assignee: 何一乐
• Reporter: 何一乐
• Created: 05/Mar/20 11:09
• Updated: 19/Mar/20 11:41
• Resolved: 19/Mar/20 11:41

Description

public class Person {
    private String name;

    public String getName() {
        return name;
    }

    public Person setName(String name) {
        this.name = name;
        return this;
    }
}
//provider
  @RequestMapping(value = "/test", method = RequestMethod.GET)
  public void queryEvents(Person person) {
    System.out.println(person);
  }

error:

Caused by: java.lang.IllegalStateException: Failed to create lambda from public org.apache.servicecomb.demo.springmvc.server.Person org.apache.servicecomb.demo.springmvc.server.Person.setRkdName(java.lang.String)
	at org.apache.servicecomb.foundation.common.utils.LambdaMetafactoryUtils.createLambda(LambdaMetafactoryUtils.java:139)
	at org.apache.servicecomb.swagger.invocation.arguments.producer.ProducerArgumentsMapperCreator.processBeanParameter(ProducerArgumentsMapperCreator.java:117)
	at org.apache.servicecomb.swagger.invocation.arguments.AbstractArgumentsMapperCreator.doCreateArgumentsMapper(AbstractArgumentsMapperCreator.java:179)
	at org.apache.servicecomb.swagger.invocation.arguments.producer.ProducerArgumentsMapperCreator.createArgumentsMapper(ProducerArgumentsMapperCreator.java:60)
	at org.apache.servicecomb.swagger.engine.SwaggerEnvironment.createProducer(SwaggerEnvironment.java:142)
	at org.apache.servicecomb.core.provider.producer.ProducerProviderManager.registerSchema(ProducerProviderManager.java:93)
	at org.apache.servicecomb.core.provider.producer.ProducerProviderManager.regsiterProducerMetas(ProducerProviderManager.java:82)
	at org.apache.servicecomb.core.provider.producer.ProducerProviderManager.init(ProducerProviderManager.java:68)
	at org.apache.servicecomb.core.SCBEngine.doRun(SCBEngine.java:342)
	at org.apache.servicecomb.core.SCBEngine.run(SCBEngine.java:297)
	... 13 more
Caused by: java.lang.invoke.LambdaConversionException: Type mismatch for lambda expected return: class org.apache.servicecomb.demo.springmvc.server.Person is not convertible to void
	at java.lang.invoke.AbstractValidatingLambdaMetafactory.validateMetafactoryArgs(AbstractValidatingLambdaMetafactory.java:286)
	at java.lang.invoke.LambdaMetafactory.metafactory(LambdaMetafactory.java:303)
	at org.apache.servicecomb.foundation.common.utils.LambdaMetafactoryUtils.createLambda(LambdaMetafactoryUtils.java:129)
	... 22 more

Issue Links

• links to: GitHub Pull Request #1623