Extension for parameter validation.
org.apache.dubbo.validation.Validation
<dubbo:service validation="xxx,yyy" /> <!-- default configuration, it will take effect when there's no validation attribute specified in <dubbo:service> --> <dubbo:provider validation="xxx,yyy" />
org.apache.dubbo.validation.support.jvalidation.JValidation
Directory layout:
src |-main |-java |-com |-xxx |-XxxValidation.java (Validation implementation) |-resources |-META-INF |-dubbo |-org.apache.dubbo.validation.Validation (plain text file with the content: xxx=com.xxx.XxxValidation)
XxxValidation.java:
package com.xxx; import org.apache.dubbo.validation.Validation; public class XxxValidation implements Validation { public Object getValidator(URL url) { // ... } }
XxxValidator.java:
package com.xxx; import org.apache.dubbo.validation.Validator; public class XxxValidator implements Validator { public XxxValidator(URL url) { // ... } public void validate(Invocation invocation) throws Exception { // ... } }
META-INF/dubbo/org.apache.dubbo.validation.Validation:
xxx=com.xxx.XxxValidation