NPE if a required annotation attribute is missing for @Jpf.ValidateRequired
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Key: BEEHIVE-831
URL: http://issues.apache.org/jira/browse/BEEHIVE-831
Project: Beehive
Type: Bug
Components: NetUI
Versions: v1m1
Reporter: Rich Feit
Assigned to: Rich Feit
Fix For: V1
Repro:
- Add the following annotation to a form bean getter on an inner class of a
page flow:
@Jpf.ValidatableProperty(
[EMAIL PROTECTED]()
)
- Build the page flow.
EXPECTED: an error that says the 'chars' attribute is required for
@Jpf.ValidateMinLength
ACTUAL: the following exception:
java.lang.NullPointerException
at
org.apache.beehive.netui.compiler.genmodel.DefaultValidatorRuleFactory.getFieldRule(DefaultValidatorRuleFactory.java:85)
at
org.apache.beehive.netui.compiler.genmodel.GenValidationModel.getFieldRule(GenValidationModel.java:369)
at
org.apache.beehive.netui.compiler.genmodel.GenValidationModel.addFieldRuleFromAnnotation(GenValidationModel.java:352)
at
org.apache.beehive.netui.compiler.genmodel.GenValidationModel.addFieldRules(GenValidationModel.java:331)
at
org.apache.beehive.netui.compiler.genmodel.GenValidationModel.addRulesFromAnnotation(GenValidationModel.java:161)
at
org.apache.beehive.netui.compiler.genmodel.GenValidationModel.addRulesFromBeanClass(GenValidationModel.java:133)
at
org.apache.beehive.netui.compiler.genmodel.GenValidationModel.addRulesFromBeans(GenValidationModel.java:94)
at
org.apache.beehive.netui.compiler.genmodel.GenValidationModel.<init>(GenValidationModel.java:72)
at
org.apache.beehive.netui.compiler.FlowControllerGenerator.generate(FlowControllerGenerator.java:61)
at
org.apache.beehive.netui.compiler.processor.BaseAnnotationProcessor.generate(BaseAnnotationProcessor.java:99)
at
org.apache.beehive.netui.compiler.processor.TwoPhaseAnnotationProcessor.generate(TwoPhaseAnnotationProcessor.java:144)
at
org.apache.beehive.netui.compiler.processor.TwoPhaseAnnotationProcessor.process(TwoPhaseAnnotationProcessor.java:89)
at
org.apache.beehive.netui.compiler.processor.BaseAnnotationProcessor.process(BaseAnnotationProcessor.java:106)
at
org.apache.beehive.netui.compiler.apt.BaseAnnotationProcessorFactory$DelegatingAnnotationProcessor.process(BaseAnnotationProcessorFactory.java:64)
at
com.sun.mirror.apt.AnnotationProcessors$CompositeAnnotationProcessor.process(AnnotationProcessors.java:60)
at com.sun.tools.apt.comp.Apt.main(Apt.java:404)
at com.sun.tools.apt.main.JavaCompiler.compile(JavaCompiler.java:440)
at com.sun.tools.apt.main.Main.compile(Main.java:1017)
at com.sun.tools.apt.main.Main.compile(Main.java:907)
at com.sun.tools.apt.Main.compile(Main.java:41)
at com.sun.tools.apt.Main.main(Main.java:32)
This is happening because javac runs *after* annotation processing, so that
missing annotation members don't fail the build in time.
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