checker/tests/regex/AnnotatedTypeParams3.java

import java.lang.annotation.Annotation;
import java.lang.reflect.*;
import org.checkerframework.checker.regex.qual.Regex;

public class AnnotatedTypeParams3 {
  private <T extends Annotation> T safeGetAnnotation(Field f, Class<T> annotationClass) {
    T annotation;
    try {
      annotation = f.getAnnotation((Class<T>) annotationClass);
    } catch (Exception e) {
      annotation = null;
    }
    return annotation;
  }

  private <T extends Annotation> T safeGetAnnotation2(Field f, Class<T> annotationClass) {
    T annotation;
    try {
      annotation = f.getAnnotation(annotationClass);
    } catch (Exception e) {
      annotation = null;
    }
    return annotation;
  }

  <@Regex T extends @Regex Object> void test(T p) {
    Object o = p;
    @Regex Object re = o;
  }

  <T extends @Regex Object> void test2(T p) {
    Object o = p;
    @Regex Object re = o;
  }

  // TODO: do we want to infer the type variable annotation on local variable "o"?
  <T> void test3(@Regex T p) {
    T o = p;
    @Regex T re = o;
  }
}

class OuterClass<E> {
  public InnerClass<E> method() {
    return new InnerClass<>();
  }

  class InnerClass<A extends E> {}
}