Method getReadMethod(Class targetType) {
    Method m;
    // Check for a getter method for this _name
    String beanMethod = "get" + _name.substring(0, 1).toUpperCase() + _name.substring(1);
    m = getReadMethod(targetType, beanMethod);

    if (m != null) {
      return m;
    }

    return getReadMethod(targetType, _name);
  }
Validate whether this attribute <i>can</i> be evaluated for target type
geode-core/src/main/java/org/apache/geode/cache/query/internal/AttributeDescriptor.java