@Override
  public boolean canRead(EvaluationContext aContext, Object aTarget, String aName) throws AccessException {
    if(!(aTarget instanceof Map)) {
      return false;
    }
    return ((Map)aTarget).containsKey(aName);
  }
Simple {@link PropertyAccessor} that can access {@link Map} properties.

@author Arik Cohen
@since Mar 31, 2017
src/main/java/com/creactiviti/piper/core/task/MapPropertyAccessor.java