Ejemplo n.º 1
0
 private QueryMethod chooseQueryMethodStrategy(
     Method method, RepositoryMetadata metadata, Class<?> repositoryInterface) {
   QueryMethod queryMethod;
   boolean paramAnnotation = false;
   if ((paramAnnotation = hasParamAnnotation(method))
       || repositoryInterface.isAnnotationPresent(Namespace.class)
       || method.isAnnotationPresent(Statement.class)) {
     queryMethod = new AnnotationBasedSqlMapQueryMethod(method, metadata, paramAnnotation);
   } else {
     queryMethod = new QueryMethod(method, metadata);
   }
   return queryMethod;
 }
Ejemplo n.º 2
0
  /**
   * Framework, library, etc, will use something like this to parse annotated class.
   *
   * <p>Here we use java reflection.
   */
  public static void main(String[] args) {

    Class<AnnotatedClass> ac = AnnotatedClass.class;

    System.out.println(ac.isAnnotationPresent(MyAnno.class));
  }
Ejemplo n.º 3
0
  /**
   * Retrieve a field.
   *
   * @param key field name
   * @return the field (even if the field does not exist you get a field)
   */
  public Field field(String key) {

    // Value
    String fieldValue = null;
    if (data.containsKey(key)) {
      fieldValue = data.get(key);
    } else {
      if (value.isPresent()) {
        BeanWrapper beanWrapper = new BeanWrapperImpl(value.get());
        beanWrapper.setAutoGrowNestedPaths(true);
        String objectKey = key;
        if (rootName != null && key.startsWith(rootName + ".")) {
          objectKey = key.substring(rootName.length() + 1);
        }
        if (beanWrapper.isReadableProperty(objectKey)) {
          Object oValue = beanWrapper.getPropertyValue(objectKey);
          if (oValue != null) {
            final String objectKeyFinal = objectKey;
            fieldValue =
                withRequestLocale(
                    () ->
                        formatters.print(
                            beanWrapper.getPropertyTypeDescriptor(objectKeyFinal), oValue));
          }
        }
      }
    }

    // Error
    List<ValidationError> fieldErrors = errors.get(key);
    if (fieldErrors == null) {
      fieldErrors = new ArrayList<>();
    }

    // Format
    Tuple<String, List<Object>> format = null;
    BeanWrapper beanWrapper = new BeanWrapperImpl(blankInstance());
    beanWrapper.setAutoGrowNestedPaths(true);
    try {
      for (Annotation a : beanWrapper.getPropertyTypeDescriptor(key).getAnnotations()) {
        Class<?> annotationType = a.annotationType();
        if (annotationType.isAnnotationPresent(play.data.Form.Display.class)) {
          play.data.Form.Display d = annotationType.getAnnotation(play.data.Form.Display.class);
          if (d.name().startsWith("format.")) {
            List<Object> attributes = new ArrayList<>();
            for (String attr : d.attributes()) {
              Object attrValue = null;
              try {
                attrValue = a.getClass().getDeclaredMethod(attr).invoke(a);
              } catch (Exception e) {
                // do nothing
              }
              attributes.add(attrValue);
            }
            format = Tuple(d.name(), attributes);
          }
        }
      }
    } catch (NullPointerException e) {
      // do nothing
    }

    // Constraints
    List<Tuple<String, List<Object>>> constraints = new ArrayList<>();
    Class<?> classType = backedType;
    String leafKey = key;
    if (rootName != null && leafKey.startsWith(rootName + ".")) {
      leafKey = leafKey.substring(rootName.length() + 1);
    }
    int p = leafKey.lastIndexOf('.');
    if (p > 0) {
      classType = beanWrapper.getPropertyType(leafKey.substring(0, p));
      leafKey = leafKey.substring(p + 1);
    }
    if (classType != null) {
      BeanDescriptor beanDescriptor =
          play.data.validation.Validation.getValidator().getConstraintsForClass(classType);
      if (beanDescriptor != null) {
        PropertyDescriptor property = beanDescriptor.getConstraintsForProperty(leafKey);
        if (property != null) {
          constraints = Constraints.displayableConstraint(property.getConstraintDescriptors());
        }
      }
    }

    return new Field(this, key, constraints, format, fieldErrors, fieldValue);
  }